3803 lines
112 KiB
Diff
3803 lines
112 KiB
Diff
diff --git a/policycoreutils/Makefile b/policycoreutils/Makefile
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index 86ed03f..3e95698 100644
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--- a/policycoreutils/Makefile
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+++ b/policycoreutils/Makefile
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@@ -1,4 +1,4 @@
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-SUBDIRS = setfiles semanage load_policy newrole run_init sandbox secon audit2allow audit2why scripts sestatus semodule_package semodule semodule_link semodule_expand semodule_deps setsebool po
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+SUBDIRS = setfiles semanage semanage/default_encoding load_policy newrole run_init sandbox secon audit2allow audit2why scripts sestatus semodule_package semodule semodule_link semodule_expand semodule_deps sepolgen-ifgen setsebool po
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|
|
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INOTIFYH = $(shell ls /usr/include/sys/inotify.h 2>/dev/null)
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diff --git a/policycoreutils/audit2allow/audit2allow b/policycoreutils/audit2allow/audit2allow
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index 5435e9d..e9d5882 100644
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--- a/policycoreutils/audit2allow/audit2allow
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+++ b/policycoreutils/audit2allow/audit2allow
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@@ -1,4 +1,4 @@
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-#! /usr/bin/python -E
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+#! /usr/bin/python -Es
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# Authors: Karl MacMillan <kmacmillan@mentalrootkit.com>
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#
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# Copyright (C) 2006-2007 Red Hat
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@@ -28,6 +28,7 @@ import sepolgen.objectmodel as objectmodel
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import sepolgen.defaults as defaults
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import sepolgen.module as module
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from sepolgen.sepolgeni18n import _
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+import selinux.audit2why as audit2why
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class AuditToPolicy:
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VERSION = "%prog .1"
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@@ -46,6 +47,7 @@ class AuditToPolicy:
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help="audit messages since last boot conflicts with -i")
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parser.add_option("-a", "--all", action="store_true", dest="audit", default=False,
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help="read input from audit log - conflicts with -i")
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+ parser.add_option("-p", "--policy", dest="policy", default=None, help="Policy file to use for analysis")
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parser.add_option("-d", "--dmesg", action="store_true", dest="dmesg", default=False,
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help="read input from dmesg - conflicts with --all and --input")
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parser.add_option("-i", "--input", dest="input",
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@@ -102,7 +104,7 @@ class AuditToPolicy:
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if name:
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options.requires = True
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if not module.is_valid_name(name):
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- sys.stderr.write("only letters and numbers allowed in module names\n")
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+ sys.stderr.write('error: module names must begin with a letter, optionally followed by letters, numbers, "-", "_", "."\n')
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sys.exit(2)
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# Make -M and -o conflict
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@@ -231,29 +233,12 @@ class AuditToPolicy:
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def __output_audit2why(self):
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import selinux
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- import selinux.audit2why as audit2why
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import seobject
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- audit2why.init()
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for i in self.__parser.avc_msgs:
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- rc, bools = audit2why.analyze(i.scontext.to_string(), i.tcontext.to_string(), i.tclass, i.accesses)
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+ rc = i.type
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+ bools = i.bools
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if rc >= 0:
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print "%s\n\tWas caused by:" % i.message
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- if rc == audit2why.NOPOLICY:
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- raise RuntimeError("Must call policy_init first")
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- if rc == audit2why.BADTCON:
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- print "Invalid Target Context %s\n" % i.tcontext
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- continue
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- if rc == audit2why.BADSCON:
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- print "Invalid Source Context %s\n" % i.scontext
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- continue
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- if rc == audit2why.BADSCON:
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- print "Invalid Type Class %s\n" % i.tclass
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- continue
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- if rc == audit2why.BADPERM:
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- print "Invalid permission %s\n" % i.accesses
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- continue
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- if rc == audit2why. BADCOMPUTE:
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- raise RuntimeError("Error during access vector computation")
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if rc == audit2why.ALLOW:
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print "\t\tUnknown - would be allowed by active policy\n",
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print "\t\tPossible mismatch between this policy and the one under which the audit message was generated.\n"
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@@ -350,11 +335,19 @@ class AuditToPolicy:
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def main(self):
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try:
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self.__parse_options()
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+ if self.__options.policy:
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+ audit2why.init(self.__options.policy)
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+ else:
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+ audit2why.init()
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+
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self.__read_input()
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self.__process_input()
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self.__output()
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except KeyboardInterrupt:
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sys.exit(0)
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+ except ValueError, e:
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+ print e
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+ sys.exit(1)
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if __name__ == "__main__":
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app = AuditToPolicy()
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diff --git a/policycoreutils/audit2allow/audit2allow.1 b/policycoreutils/audit2allow/audit2allow.1
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index fd9eb88..a854a45 100644
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--- a/policycoreutils/audit2allow/audit2allow.1
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+++ b/policycoreutils/audit2allow/audit2allow.1
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@@ -67,6 +67,9 @@ Generate module/require output <modulename>
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.B "\-M <modulename>"
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Generate loadable module package, conflicts with -o
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.TP
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+.B "\-p <policyfile>" | "\-\-policy <policyfile>"
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+Policy file to use for analysis
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+.TP
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.B "\-o <outputfile>" | "\-\-output <outputfile>"
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append output to
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.I <outputfile>
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diff --git a/policycoreutils/audit2allow/sepolgen-ifgen b/policycoreutils/audit2allow/sepolgen-ifgen
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index 0acbf7e..ef4bec3 100644
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--- a/policycoreutils/audit2allow/sepolgen-ifgen
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+++ b/policycoreutils/audit2allow/sepolgen-ifgen
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@@ -28,6 +28,10 @@
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|
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import sys
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import os
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+import tempfile
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+import subprocess
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+
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+import selinux
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import sepolgen.refparser as refparser
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import sepolgen.defaults as defaults
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@@ -35,6 +39,7 @@ import sepolgen.interfaces as interfaces
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VERSION = "%prog .1"
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+ATTR_HELPER = "/usr/bin/sepolgen-ifgen-attr-helper"
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def parse_options():
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from optparse import OptionParser
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@@ -44,14 +49,58 @@ def parse_options():
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help="filename to store output")
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parser.add_option("-i", "--interfaces", dest="headers", default=defaults.headers(),
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help="location of the interface header files")
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+ parser.add_option("-a", "--attribute_info", dest="attribute_info")
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+ parser.add_option("-p", "--policy", dest="policy_path")
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parser.add_option("-v", "--verbose", action="store_true", default=False,
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help="print debuging output")
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parser.add_option("-d", "--debug", action="store_true", default=False,
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help="extra debugging output")
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+ parser.add_option("--no_attrs", action="store_true", default=False,
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+ help="do not retrieve attribute access from kernel policy")
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options, args = parser.parse_args()
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return options
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+def get_policy():
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+ i = selinux.security_policyvers()
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+ p = selinux.selinux_binary_policy_path() + "." + str(i)
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+ while i > 0 and not os.path.exists(p):
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+ i = i - 1
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+ p = selinux.selinux_binary_policy_path() + "." + str(i)
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+ if i > 0:
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+ return p
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+ return None
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+
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+def get_attrs(policy_path):
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+ try:
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+ if not policy_path:
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+ policy_path = get_policy()
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+ if not policy_path:
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+ sys.stderr.write("No installed policy to check\n")
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+ return None
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+ outfile = tempfile.NamedTemporaryFile()
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+ except IOError, e:
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+ sys.stderr.write("could not open attribute output file\n")
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+ return None
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+ except OSError:
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+ # SELinux Disabled Machine
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+ return None
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+
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+ fd = open("/dev/null","w")
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+ ret = subprocess.Popen([ATTR_HELPER, policy_path, outfile.name], stdout=fd).wait()
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+ fd.close()
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+ if ret != 0:
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+ sys.stderr.write("could not run attribute helper")
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+ return None
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+
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+ attrs = interfaces.AttributeSet()
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+ try:
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+ attrs.from_file(outfile)
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|
+ except:
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+ print "error parsing attribute info"
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|
+ return None
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|
+
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|
+ return attrs
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|
|
|
def main():
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options = parse_options()
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@@ -68,6 +117,14 @@ def main():
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else:
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log = None
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+ # Get the attibutes from the binary
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+ attrs = None
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+ if not options.no_attrs:
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+ attrs = get_attrs(options.policy_path)
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+ if attrs is None:
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+ return 1
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+
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+ # Parse the headers
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try:
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headers = refparser.parse_headers(options.headers, output=log, debug=options.debug)
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except ValueError, e:
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@@ -76,7 +133,7 @@ def main():
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return 1
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|
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if_set = interfaces.InterfaceSet(output=log)
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- if_set.add_headers(headers)
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+ if_set.add_headers(headers, attributes=attrs)
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if_set.to_file(f)
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f.close()
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diff --git a/policycoreutils/newrole/newrole.c b/policycoreutils/newrole/newrole.c
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|
index 99d0ed7..3f08d37 100644
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|
--- a/policycoreutils/newrole/newrole.c
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|
+++ b/policycoreutils/newrole/newrole.c
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|
@@ -1030,10 +1030,11 @@ int main(int argc, char *argv[])
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* if it makes sense to continue to run newrole, and setting up
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* a scrubbed environment.
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*/
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- if (drop_capabilities(FALSE)) {
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+/* if (drop_capabilities(FALSE)) {
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perror(_("Sorry, newrole failed to drop capabilities\n"));
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return -1;
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}
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+*/
|
|
if (set_signal_handles())
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return -1;
|
|
|
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diff --git a/policycoreutils/restorecond/Makefile b/policycoreutils/restorecond/Makefile
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index 3f235e6..03a4544 100644
|
|
--- a/policycoreutils/restorecond/Makefile
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|
+++ b/policycoreutils/restorecond/Makefile
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|
@@ -1,17 +1,28 @@
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|
# Installation directories.
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PREFIX ?= ${DESTDIR}/usr
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SBINDIR ?= $(PREFIX)/sbin
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+LIBDIR ?= $(PREFIX)/lib
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MANDIR = $(PREFIX)/share/man
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+AUTOSTARTDIR = $(DESTDIR)/etc/xdg/autostart
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+DBUSSERVICEDIR = $(DESTDIR)/usr/share/dbus-1/services
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+
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+autostart_DATA = sealertauto.desktop
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INITDIR = $(DESTDIR)/etc/rc.d/init.d
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SELINUXDIR = $(DESTDIR)/etc/selinux
|
|
|
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+DBUSFLAGS = -DHAVE_DBUS -I/usr/include/dbus-1.0 -I/usr/lib64/dbus-1.0/include -I/usr/lib/dbus-1.0/include
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+DBUSLIB = -ldbus-glib-1 -ldbus-1
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+
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CFLAGS ?= -g -Werror -Wall -W
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-override CFLAGS += -I$(PREFIX)/include -D_FILE_OFFSET_BITS=64
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-LDLIBS += -lselinux -L$(PREFIX)/lib
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+override CFLAGS += -I$(PREFIX)/include $(DBUSFLAGS) -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/lib/glib-2.0/include
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+
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+LDLIBS += -lselinux $(DBUSLIB) -lglib-2.0 -L$(LIBDIR)
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all: restorecond
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-restorecond: restorecond.o utmpwatcher.o stringslist.o
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+restorecond.o utmpwatcher.o stringslist.o user.o watch.o: restorecond.h
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+
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+restorecond: ../setfiles/restore.o restorecond.o utmpwatcher.o stringslist.o user.o watch.o
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$(CC) $(LDFLAGS) -o $@ $^ $(LDLIBS)
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|
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install: all
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@@ -22,7 +33,12 @@ install: all
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-mkdir -p $(INITDIR)
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install -m 755 restorecond.init $(INITDIR)/restorecond
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-mkdir -p $(SELINUXDIR)
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- install -m 600 restorecond.conf $(SELINUXDIR)/restorecond.conf
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+ install -m 644 restorecond.conf $(SELINUXDIR)/restorecond.conf
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+ install -m 644 restorecond_user.conf $(SELINUXDIR)/restorecond_user.conf
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+ -mkdir -p $(AUTOSTARTDIR)
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+ install -m 644 restorecond.desktop $(AUTOSTARTDIR)/restorecond.desktop
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+ -mkdir -p $(DBUSSERVICEDIR)
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+ install -m 600 org.selinux.Restorecond.service $(DBUSSERVICEDIR)/org.selinux.Restorecond.service
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|
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relabel: install
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/sbin/restorecon $(SBINDIR)/restorecond
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diff --git a/policycoreutils/restorecond/org.selinux.Restorecond.service b/policycoreutils/restorecond/org.selinux.Restorecond.service
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|
new file mode 100644
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|
index 0000000..0ef5f0b
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|
--- /dev/null
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|
+++ b/policycoreutils/restorecond/org.selinux.Restorecond.service
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@@ -0,0 +1,3 @@
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+[D-BUS Service]
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+Name=org.selinux.Restorecond
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+Exec=/usr/sbin/restorecond -u
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diff --git a/policycoreutils/restorecond/restorecond.8 b/policycoreutils/restorecond/restorecond.8
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|
index b149dcb..4622d2b 100644
|
|
--- a/policycoreutils/restorecond/restorecond.8
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+++ b/policycoreutils/restorecond/restorecond.8
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@@ -3,7 +3,7 @@
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|
restorecond \- daemon that watches for file creation and then sets the default SELinux file context
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|
|
|
.SH "SYNOPSIS"
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|
-.B restorecond [\-d]
|
|
+.B restorecond [\-d] [\-f restorecond_file ] [\-u] [\-v]
|
|
.P
|
|
|
|
.SH "DESCRIPTION"
|
|
@@ -19,13 +19,22 @@ the correct file context associated with the policy.
|
|
.B \-d
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|
Turns on debugging mode. Application will stay in the foreground and lots of
|
|
debugs messages start printing.
|
|
+.TP
|
|
+.B \-f restorecond_file
|
|
+Use alternative restorecond.conf file.
|
|
+.TP
|
|
+.B \-u
|
|
+Turns on user mode. Runs restorecond in the user session and reads /etc/selinux/restorecond_user.conf. Uses dbus to make sure only one restorecond is running per user session.
|
|
+.TP
|
|
+.B \-v
|
|
+Turns on verbose debugging. (Report missing files)
|
|
|
|
.SH "AUTHOR"
|
|
-This man page was written by Dan Walsh <dwalsh@redhat.com>.
|
|
-The program was written by Dan Walsh <dwalsh@redhat.com>.
|
|
+This man page and program was written by Dan Walsh <dwalsh@redhat.com>.
|
|
|
|
.SH "FILES"
|
|
/etc/selinux/restorecond.conf
|
|
+/etc/selinux/restorecond_user.conf
|
|
|
|
.SH "SEE ALSO"
|
|
.BR restorecon (8),
|
|
diff --git a/policycoreutils/restorecond/restorecond.c b/policycoreutils/restorecond/restorecond.c
|
|
index 4952632..89f5d97 100644
|
|
--- a/policycoreutils/restorecond/restorecond.c
|
|
+++ b/policycoreutils/restorecond/restorecond.c
|
|
@@ -30,9 +30,11 @@
|
|
* and makes sure that there security context matches the systems defaults
|
|
*
|
|
* USAGE:
|
|
- * restorecond [-d] [-v]
|
|
+ * restorecond [-d] [-u] [-v] [-f restorecond_file ]
|
|
*
|
|
* -d Run in debug mode
|
|
+ * -f Use alternative restorecond_file
|
|
+ * -u Run in user mode
|
|
* -v Run in verbose mode (Report missing files)
|
|
*
|
|
* EXAMPLE USAGE:
|
|
@@ -48,297 +50,38 @@
|
|
#include <signal.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
-#include <ctype.h>
|
|
+#include "../setfiles/restore.h"
|
|
#include <sys/types.h>
|
|
-#include <sys/stat.h>
|
|
#include <syslog.h>
|
|
#include <limits.h>
|
|
+#include <pwd.h>
|
|
+#include <sys/stat.h>
|
|
+#include <string.h>
|
|
+#include <stdio.h>
|
|
#include <fcntl.h>
|
|
-
|
|
#include "restorecond.h"
|
|
-#include "stringslist.h"
|
|
#include "utmpwatcher.h"
|
|
|
|
-extern char *dirname(char *path);
|
|
+const char *homedir;
|
|
static int master_fd = -1;
|
|
-static int master_wd = -1;
|
|
-static int terminate = 0;
|
|
-
|
|
-#include <selinux/selinux.h>
|
|
-#include <utmp.h>
|
|
-
|
|
-/* size of the event structure, not counting name */
|
|
-#define EVENT_SIZE (sizeof (struct inotify_event))
|
|
-/* reasonable guess as to size of 1024 events */
|
|
-#define BUF_LEN (1024 * (EVENT_SIZE + 16))
|
|
|
|
-static int debug_mode = 0;
|
|
-static int verbose_mode = 0;
|
|
-
|
|
-static void restore(const char *filename, int exact);
|
|
-
|
|
-struct watchList {
|
|
- struct watchList *next;
|
|
- int wd;
|
|
- char *dir;
|
|
- struct stringsList *files;
|
|
-};
|
|
-struct watchList *firstDir = NULL;
|
|
-
|
|
-/* Compare two contexts to see if their differences are "significant",
|
|
- * or whether the only difference is in the user. */
|
|
-static int only_changed_user(const char *a, const char *b)
|
|
-{
|
|
- char *rest_a, *rest_b; /* Rest of the context after the user */
|
|
- if (!a || !b)
|
|
- return 0;
|
|
- rest_a = strchr(a, ':');
|
|
- rest_b = strchr(b, ':');
|
|
- if (!rest_a || !rest_b)
|
|
- return 0;
|
|
- return (strcmp(rest_a, rest_b) == 0);
|
|
-}
|
|
+static char *server_watch_file = "/etc/selinux/restorecond.conf";
|
|
+static char *user_watch_file = "/etc/selinux/restorecond_user.conf";
|
|
+static char *watch_file;
|
|
+static struct restore_opts r_opts;
|
|
|
|
-/*
|
|
- A file was in a direcroty has been created. This function checks to
|
|
- see if it is one that we are watching.
|
|
-*/
|
|
-
|
|
-static int watch_list_find(int wd, const char *file)
|
|
-{
|
|
- struct watchList *ptr = NULL;
|
|
- ptr = firstDir;
|
|
-
|
|
- if (debug_mode)
|
|
- printf("%d: File=%s\n", wd, file);
|
|
- while (ptr != NULL) {
|
|
- if (ptr->wd == wd) {
|
|
- int exact=0;
|
|
- if (strings_list_find(ptr->files, file, &exact) == 0) {
|
|
- char *path = NULL;
|
|
- if (asprintf(&path, "%s/%s", ptr->dir, file) <
|
|
- 0)
|
|
- exitApp("Error allocating memory.");
|
|
- restore(path, exact);
|
|
- free(path);
|
|
- return 0;
|
|
- }
|
|
- if (debug_mode)
|
|
- strings_list_print(ptr->files);
|
|
-
|
|
- /* Not found in this directory */
|
|
- return -1;
|
|
- }
|
|
- ptr = ptr->next;
|
|
- }
|
|
- /* Did not find a directory */
|
|
- return -1;
|
|
-}
|
|
-
|
|
-static void watch_list_free(int fd)
|
|
-{
|
|
- struct watchList *ptr = NULL;
|
|
- struct watchList *prev = NULL;
|
|
- ptr = firstDir;
|
|
-
|
|
- while (ptr != NULL) {
|
|
- inotify_rm_watch(fd, ptr->wd);
|
|
- strings_list_free(ptr->files);
|
|
- free(ptr->dir);
|
|
- prev = ptr;
|
|
- ptr = ptr->next;
|
|
- free(prev);
|
|
- }
|
|
- firstDir = NULL;
|
|
-}
|
|
-
|
|
-/*
|
|
- Set the file context to the default file context for this system.
|
|
- Same as restorecon.
|
|
-*/
|
|
-static void restore(const char *filename, int exact)
|
|
-{
|
|
- int retcontext = 0;
|
|
- security_context_t scontext = NULL;
|
|
- security_context_t prev_context = NULL;
|
|
- struct stat st;
|
|
- int fd = -1;
|
|
- if (debug_mode)
|
|
- printf("restore %s\n", filename);
|
|
-
|
|
- fd = open(filename, O_NOFOLLOW | O_RDONLY);
|
|
- if (fd < 0) {
|
|
- if (verbose_mode)
|
|
- syslog(LOG_ERR, "Unable to open file (%s) %s\n",
|
|
- filename, strerror(errno));
|
|
- return;
|
|
- }
|
|
-
|
|
- if (fstat(fd, &st) != 0) {
|
|
- syslog(LOG_ERR, "Unable to stat file (%s) %s\n", filename,
|
|
- strerror(errno));
|
|
- close(fd);
|
|
- return;
|
|
- }
|
|
-
|
|
- if (!(st.st_mode & S_IFDIR) && st.st_nlink > 1) {
|
|
- if (exact) {
|
|
- syslog(LOG_ERR,
|
|
- "Will not restore a file with more than one hard link (%s) %s\n",
|
|
- filename, strerror(errno));
|
|
- }
|
|
- close(fd);
|
|
- return;
|
|
- }
|
|
-
|
|
- if (matchpathcon(filename, st.st_mode, &scontext) < 0) {
|
|
- if (errno == ENOENT)
|
|
- return;
|
|
- syslog(LOG_ERR, "matchpathcon(%s) failed %s\n", filename,
|
|
- strerror(errno));
|
|
- return;
|
|
- }
|
|
- retcontext = fgetfilecon_raw(fd, &prev_context);
|
|
-
|
|
- if (retcontext >= 0 || errno == ENODATA) {
|
|
- if (retcontext < 0)
|
|
- prev_context = NULL;
|
|
- if (retcontext < 0 || (strcmp(prev_context, scontext) != 0)) {
|
|
-
|
|
- if (only_changed_user(scontext, prev_context) != 0) {
|
|
- free(scontext);
|
|
- free(prev_context);
|
|
- close(fd);
|
|
- return;
|
|
- }
|
|
-
|
|
- if (fsetfilecon(fd, scontext) < 0) {
|
|
- if (errno != EOPNOTSUPP)
|
|
- syslog(LOG_ERR,
|
|
- "set context %s->%s failed:'%s'\n",
|
|
- filename, scontext, strerror(errno));
|
|
- if (retcontext >= 0)
|
|
- free(prev_context);
|
|
- free(scontext);
|
|
- close(fd);
|
|
- return;
|
|
- }
|
|
- syslog(LOG_WARNING, "Reset file context %s: %s->%s\n",
|
|
- filename, prev_context, scontext);
|
|
- }
|
|
- if (retcontext >= 0)
|
|
- free(prev_context);
|
|
- } else {
|
|
- if (errno != EOPNOTSUPP)
|
|
- syslog(LOG_ERR, "get context on %s failed: '%s'\n",
|
|
- filename, strerror(errno));
|
|
- }
|
|
- free(scontext);
|
|
- close(fd);
|
|
-}
|
|
-
|
|
-static void process_config(int fd, FILE * cfg)
|
|
-{
|
|
- char *line_buf = NULL;
|
|
- size_t len = 0;
|
|
-
|
|
- while (getline(&line_buf, &len, cfg) > 0) {
|
|
- char *buffer = line_buf;
|
|
- while (isspace(*buffer))
|
|
- buffer++;
|
|
- if (buffer[0] == '#')
|
|
- continue;
|
|
- int l = strlen(buffer) - 1;
|
|
- if (l <= 0)
|
|
- continue;
|
|
- buffer[l] = 0;
|
|
- if (buffer[0] == '~')
|
|
- utmpwatcher_add(fd, &buffer[1]);
|
|
- else {
|
|
- watch_list_add(fd, buffer);
|
|
- }
|
|
- }
|
|
- free(line_buf);
|
|
-}
|
|
-
|
|
-/*
|
|
- Read config file ignoring Comment lines
|
|
- Files specified one per line. Files with "~" will be expanded to the logged in users
|
|
- homedirs.
|
|
-*/
|
|
-
|
|
-static void read_config(int fd)
|
|
-{
|
|
- char *watch_file_path = "/etc/selinux/restorecond.conf";
|
|
-
|
|
- FILE *cfg = NULL;
|
|
- if (debug_mode)
|
|
- printf("Read Config\n");
|
|
-
|
|
- watch_list_free(fd);
|
|
-
|
|
- cfg = fopen(watch_file_path, "r");
|
|
- if (!cfg)
|
|
- exitApp("Error reading config file.");
|
|
- process_config(fd, cfg);
|
|
- fclose(cfg);
|
|
-
|
|
- inotify_rm_watch(fd, master_wd);
|
|
- master_wd =
|
|
- inotify_add_watch(fd, watch_file_path, IN_MOVED_FROM | IN_MODIFY);
|
|
- if (master_wd == -1)
|
|
- exitApp("Error watching config file.");
|
|
-}
|
|
-
|
|
-/*
|
|
- Inotify watch loop
|
|
-*/
|
|
-static int watch(int fd)
|
|
-{
|
|
- char buf[BUF_LEN];
|
|
- int len, i = 0;
|
|
- len = read(fd, buf, BUF_LEN);
|
|
- if (len < 0) {
|
|
- if (terminate == 0) {
|
|
- syslog(LOG_ERR, "Read error (%s)", strerror(errno));
|
|
- return 0;
|
|
- }
|
|
- syslog(LOG_ERR, "terminated");
|
|
- return -1;
|
|
- } else if (!len)
|
|
- /* BUF_LEN too small? */
|
|
- return -1;
|
|
- while (i < len) {
|
|
- struct inotify_event *event;
|
|
- event = (struct inotify_event *)&buf[i];
|
|
- if (debug_mode)
|
|
- printf("wd=%d mask=%u cookie=%u len=%u\n",
|
|
- event->wd, event->mask,
|
|
- event->cookie, event->len);
|
|
-
|
|
- if (event->mask & ~IN_IGNORED) {
|
|
- if (event->wd == master_wd)
|
|
- read_config(fd);
|
|
- else {
|
|
- switch (utmpwatcher_handle(fd, event->wd)) {
|
|
- case -1: /* Message was not for utmpwatcher */
|
|
- if (event->len)
|
|
- watch_list_find(event->wd, event->name);
|
|
- break;
|
|
-
|
|
- case 1: /* utmp has changed need to reload */
|
|
- read_config(fd);
|
|
- break;
|
|
+#include <selinux/selinux.h>
|
|
|
|
- default: /* No users logged in or out */
|
|
- break;
|
|
- }
|
|
- }
|
|
- }
|
|
+int debug_mode = 0;
|
|
+int terminate = 0;
|
|
+int master_wd = -1;
|
|
+int run_as_user = 0;
|
|
|
|
- i += EVENT_SIZE + event->len;
|
|
- }
|
|
- return 0;
|
|
+static void done(void) {
|
|
+ watch_list_free(master_fd);
|
|
+ close(master_fd);
|
|
+ utmpwatcher_free();
|
|
+ matchpathcon_fini();
|
|
}
|
|
|
|
static const char *pidfile = "/var/run/restorecond.pid";
|
|
@@ -377,7 +120,7 @@ static void term_handler()
|
|
|
|
static void usage(char *program)
|
|
{
|
|
- printf("%s [-d] [-v] \n", program);
|
|
+ printf("%s [-d] [-f restorecond_file ] [-u] [-v] \n", program);
|
|
exit(0);
|
|
}
|
|
|
|
@@ -393,74 +136,35 @@ void exitApp(const char *msg)
|
|
to see if it is one that we are watching.
|
|
*/
|
|
|
|
-void watch_list_add(int fd, const char *path)
|
|
-{
|
|
- struct watchList *ptr = NULL;
|
|
- struct watchList *prev = NULL;
|
|
- char *x = strdup(path);
|
|
- if (!x)
|
|
- exitApp("Out of Memory");
|
|
- char *dir = dirname(x);
|
|
- char *file = basename(path);
|
|
- ptr = firstDir;
|
|
-
|
|
- restore(path, 1);
|
|
-
|
|
- while (ptr != NULL) {
|
|
- if (strcmp(dir, ptr->dir) == 0) {
|
|
- strings_list_add(&ptr->files, file);
|
|
- free(x);
|
|
- return;
|
|
- }
|
|
- prev = ptr;
|
|
- ptr = ptr->next;
|
|
- }
|
|
- ptr = calloc(1, sizeof(struct watchList));
|
|
-
|
|
- if (!ptr)
|
|
- exitApp("Out of Memory");
|
|
-
|
|
- ptr->wd = inotify_add_watch(fd, dir, IN_CREATE | IN_MOVED_TO);
|
|
- if (ptr->wd == -1) {
|
|
- free(ptr);
|
|
- syslog(LOG_ERR, "Unable to watch (%s) %s\n",
|
|
- path, strerror(errno));
|
|
- return;
|
|
- }
|
|
-
|
|
- ptr->dir = strdup(dir);
|
|
- if (!ptr->dir)
|
|
- exitApp("Out of Memory");
|
|
-
|
|
- strings_list_add(&ptr->files, file);
|
|
- if (prev)
|
|
- prev->next = ptr;
|
|
- else
|
|
- firstDir = ptr;
|
|
-
|
|
- if (debug_mode)
|
|
- printf("%d: Dir=%s, File=%s\n", ptr->wd, ptr->dir, file);
|
|
-
|
|
- free(x);
|
|
-}
|
|
-
|
|
int main(int argc, char **argv)
|
|
{
|
|
int opt;
|
|
struct sigaction sa;
|
|
|
|
-#ifndef DEBUG
|
|
- /* Make sure we are root */
|
|
- if (getuid() != 0) {
|
|
- fprintf(stderr, "You must be root to run this program.\n");
|
|
- return 1;
|
|
- }
|
|
-#endif
|
|
- /* Make sure we are root */
|
|
- if (is_selinux_enabled() != 1) {
|
|
- fprintf(stderr, "Daemon requires SELinux be enabled to run.\n");
|
|
- return 1;
|
|
- }
|
|
+ memset(&r_opts, 0, sizeof(r_opts));
|
|
+
|
|
+ r_opts.progress = 0;
|
|
+ r_opts.count = 0;
|
|
+ r_opts.debug = 0;
|
|
+ r_opts.change = 1;
|
|
+ r_opts.verbose = 0;
|
|
+ r_opts.logging = 0;
|
|
+ r_opts.rootpath = NULL;
|
|
+ r_opts.rootpathlen = 0;
|
|
+ r_opts.outfile = NULL;
|
|
+ r_opts.force = 0;
|
|
+ r_opts.hard_links = 0;
|
|
+ r_opts.abort_on_error = 0;
|
|
+ r_opts.add_assoc = 0;
|
|
+ r_opts.expand_realpath = 0;
|
|
+ r_opts.fts_flags = FTS_PHYSICAL;
|
|
+ r_opts.selabel_opt_validate = NULL;
|
|
+ r_opts.selabel_opt_path = NULL;
|
|
+ r_opts.ignore_enoent = 1;
|
|
+
|
|
+ restore_init(&r_opts);
|
|
+ /* If we are not running SELinux then just exit */
|
|
+ if (is_selinux_enabled() != 1) return 0;
|
|
|
|
/* Register sighandlers */
|
|
sa.sa_flags = 0;
|
|
@@ -470,36 +174,59 @@ int main(int argc, char **argv)
|
|
|
|
set_matchpathcon_flags(MATCHPATHCON_NOTRANS);
|
|
|
|
- master_fd = inotify_init();
|
|
- if (master_fd < 0)
|
|
- exitApp("inotify_init");
|
|
-
|
|
- while ((opt = getopt(argc, argv, "dv")) > 0) {
|
|
+ exclude_non_seclabel_mounts();
|
|
+ atexit( done );
|
|
+ while ((opt = getopt(argc, argv, "df:uv")) > 0) {
|
|
switch (opt) {
|
|
case 'd':
|
|
debug_mode = 1;
|
|
break;
|
|
+ case 'f':
|
|
+ watch_file = optarg;
|
|
+ break;
|
|
+ case 'u':
|
|
+ run_as_user = 1;
|
|
+ break;
|
|
case 'v':
|
|
- verbose_mode = 1;
|
|
+ r_opts.verbose++;
|
|
break;
|
|
case '?':
|
|
usage(argv[0]);
|
|
}
|
|
}
|
|
- read_config(master_fd);
|
|
+
|
|
+ master_fd = inotify_init();
|
|
+ if (master_fd < 0)
|
|
+ exitApp("inotify_init");
|
|
+
|
|
+ uid_t uid = getuid();
|
|
+ struct passwd *pwd = getpwuid(uid);
|
|
+ if (!pwd)
|
|
+ exitApp("getpwuid");
|
|
+
|
|
+ homedir = pwd->pw_dir;
|
|
+ if (uid != 0) {
|
|
+ if (run_as_user)
|
|
+ return server(master_fd, user_watch_file);
|
|
+ if (start() != 0)
|
|
+ return server(master_fd, user_watch_file);
|
|
+ return 0;
|
|
+ }
|
|
+
|
|
+ watch_file = server_watch_file;
|
|
+ read_config(master_fd, watch_file);
|
|
|
|
if (!debug_mode)
|
|
daemon(0, 0);
|
|
|
|
write_pid_file();
|
|
|
|
- while (watch(master_fd) == 0) {
|
|
+ while (watch(master_fd, watch_file) == 0) {
|
|
};
|
|
|
|
watch_list_free(master_fd);
|
|
close(master_fd);
|
|
matchpathcon_fini();
|
|
- utmpwatcher_free();
|
|
if (pidfile)
|
|
unlink(pidfile);
|
|
|
|
diff --git a/policycoreutils/restorecond/restorecond.conf b/policycoreutils/restorecond/restorecond.conf
|
|
index 3fc9376..58b723a 100644
|
|
--- a/policycoreutils/restorecond/restorecond.conf
|
|
+++ b/policycoreutils/restorecond/restorecond.conf
|
|
@@ -4,8 +4,5 @@
|
|
/etc/mtab
|
|
/var/run/utmp
|
|
/var/log/wtmp
|
|
-~/*
|
|
-/root/.ssh
|
|
+/root/*
|
|
/root/.ssh/*
|
|
-
|
|
-
|
|
diff --git a/policycoreutils/restorecond/restorecond.desktop b/policycoreutils/restorecond/restorecond.desktop
|
|
new file mode 100644
|
|
index 0000000..23ff89d
|
|
--- /dev/null
|
|
+++ b/policycoreutils/restorecond/restorecond.desktop
|
|
@@ -0,0 +1,7 @@
|
|
+[Desktop Entry]
|
|
+Name=File Context maintainer
|
|
+Exec=/usr/sbin/restorecond -u
|
|
+Comment=Fix file context in owned by the user
|
|
+Encoding=UTF-8
|
|
+Type=Application
|
|
+StartupNotify=false
|
|
diff --git a/policycoreutils/restorecond/restorecond.h b/policycoreutils/restorecond/restorecond.h
|
|
index e1666bf..8c85ef0 100644
|
|
--- a/policycoreutils/restorecond/restorecond.h
|
|
+++ b/policycoreutils/restorecond/restorecond.h
|
|
@@ -24,7 +24,22 @@
|
|
#ifndef RESTORED_CONFIG_H
|
|
#define RESTORED_CONFIG_H
|
|
|
|
-void exitApp(const char *msg);
|
|
-void watch_list_add(int inotify_fd, const char *path);
|
|
+extern int debug_mode;
|
|
+extern const char *homedir;
|
|
+extern int terminate;
|
|
+extern int master_wd;
|
|
+extern int run_as_user;
|
|
+
|
|
+extern int start(void);
|
|
+extern int server(int, const char *watch_file);
|
|
+
|
|
+extern void exitApp(const char *msg);
|
|
+extern void read_config(int fd, const char *watch_file);
|
|
+
|
|
+extern int watch(int fd, const char *watch_file);
|
|
+extern void watch_list_add(int inotify_fd, const char *path);
|
|
+extern int watch_list_find(int wd, const char *file);
|
|
+extern void watch_list_free(int fd);
|
|
+extern int watch_list_isempty();
|
|
|
|
#endif
|
|
diff --git a/policycoreutils/restorecond/restorecond.init b/policycoreutils/restorecond/restorecond.init
|
|
index b966db6..775c52b 100644
|
|
--- a/policycoreutils/restorecond/restorecond.init
|
|
+++ b/policycoreutils/restorecond/restorecond.init
|
|
@@ -26,7 +26,7 @@ PATH=/sbin:/bin:/usr/bin:/usr/sbin
|
|
# Source function library.
|
|
. /etc/rc.d/init.d/functions
|
|
|
|
-[ -x /usr/sbin/selinuxenabled ] && /usr/sbin/selinuxenabled || exit 0
|
|
+[ -x /usr/sbin/selinuxenabled ] && /usr/sbin/selinuxenabled || exit 7
|
|
|
|
# Check that we are root ... so non-root users stop here
|
|
test $EUID = 0 || exit 4
|
|
@@ -75,16 +75,15 @@ case "$1" in
|
|
status restorecond
|
|
RETVAL=$?
|
|
;;
|
|
- restart|reload)
|
|
+ force-reload|restart|reload)
|
|
restart
|
|
;;
|
|
condrestart)
|
|
[ -e /var/lock/subsys/restorecond ] && restart || :
|
|
;;
|
|
*)
|
|
- echo $"Usage: $0 {start|stop|restart|reload|condrestart}"
|
|
+ echo $"Usage: $0 {start|stop|restart|force-reload|status|condrestart}"
|
|
RETVAL=3
|
|
esac
|
|
|
|
exit $RETVAL
|
|
-
|
|
diff --git a/policycoreutils/restorecond/restorecond_user.conf b/policycoreutils/restorecond/restorecond_user.conf
|
|
new file mode 100644
|
|
index 0000000..e0c2871
|
|
--- /dev/null
|
|
+++ b/policycoreutils/restorecond/restorecond_user.conf
|
|
@@ -0,0 +1,7 @@
|
|
+~/*
|
|
+~/public_html/*
|
|
+~/.gnome2/*
|
|
+~/local/*
|
|
+~/.fonts/*
|
|
+~/.cache/*
|
|
+~/.config/*
|
|
diff --git a/policycoreutils/restorecond/user.c b/policycoreutils/restorecond/user.c
|
|
new file mode 100644
|
|
index 0000000..ade3fb8
|
|
--- /dev/null
|
|
+++ b/policycoreutils/restorecond/user.c
|
|
@@ -0,0 +1,246 @@
|
|
+/*
|
|
+ * restorecond
|
|
+ *
|
|
+ * Copyright (C) 2006-2009 Red Hat
|
|
+ * see file 'COPYING' for use and warranty information
|
|
+ *
|
|
+ * This program is free software; you can redistribute it and/or
|
|
+ * modify it under the terms of the GNU General Public License as
|
|
+ * published by the Free Software Foundation; either version 2 of
|
|
+ * the License, or (at your option) any later version.
|
|
+ *
|
|
+ * This program is distributed in the hope that it will be useful,
|
|
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
+ * GNU General Public License for more details.
|
|
+.*
|
|
+ * You should have received a copy of the GNU General Public License
|
|
+ * along with this program; if not, write to the Free Software
|
|
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
+ * 02111-1307 USA
|
|
+ *
|
|
+ * Authors:
|
|
+ * Dan Walsh <dwalsh@redhat.com>
|
|
+ *
|
|
+*/
|
|
+
|
|
+#define _GNU_SOURCE
|
|
+#include <sys/inotify.h>
|
|
+#include <errno.h>
|
|
+#include <stdio.h>
|
|
+#include <stdlib.h>
|
|
+#include <signal.h>
|
|
+#include <string.h>
|
|
+#include <unistd.h>
|
|
+#include <ctype.h>
|
|
+#include <sys/types.h>
|
|
+#include <sys/stat.h>
|
|
+#include <syslog.h>
|
|
+#include <limits.h>
|
|
+#include <fcntl.h>
|
|
+
|
|
+#include "restorecond.h"
|
|
+#include "stringslist.h"
|
|
+#include <glib.h>
|
|
+#ifdef HAVE_DBUS
|
|
+#include <dbus/dbus.h>
|
|
+#include <dbus/dbus-glib.h>
|
|
+#include <dbus/dbus-glib-lowlevel.h>
|
|
+
|
|
+static DBusHandlerResult signal_filter (DBusConnection *connection, DBusMessage *message, void *user_data);
|
|
+
|
|
+static const char *PATH="/org/selinux/Restorecond";
|
|
+//static const char *BUSNAME="org.selinux.Restorecond";
|
|
+static const char *INTERFACE="org.selinux.RestorecondIface";
|
|
+static const char *RULE="type='signal',interface='org.selinux.RestorecondIface'";
|
|
+
|
|
+
|
|
+static DBusHandlerResult
|
|
+signal_filter (DBusConnection *connection __attribute__ ((__unused__)), DBusMessage *message, void *user_data)
|
|
+{
|
|
+ /* User data is the event loop we are running in */
|
|
+ GMainLoop *loop = user_data;
|
|
+
|
|
+ /* A signal from the bus saying we are about to be disconnected */
|
|
+ if (dbus_message_is_signal
|
|
+ (message, INTERFACE, "Stop")) {
|
|
+
|
|
+ /* Tell the main loop to quit */
|
|
+ g_main_loop_quit (loop);
|
|
+ /* We have handled this message, don't pass it on */
|
|
+ return DBUS_HANDLER_RESULT_HANDLED;
|
|
+ }
|
|
+ /* A Ping signal on the com.burtonini.dbus.Signal interface */
|
|
+ else if (dbus_message_is_signal (message, INTERFACE, "Start")) {
|
|
+ DBusError error;
|
|
+ dbus_error_init (&error);
|
|
+ g_print("Start received\n");
|
|
+ return DBUS_HANDLER_RESULT_HANDLED;
|
|
+ }
|
|
+ return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
|
|
+}
|
|
+
|
|
+static int dbus_server(GMainLoop *loop) {
|
|
+ DBusConnection *bus;
|
|
+ DBusError error;
|
|
+ dbus_error_init (&error);
|
|
+ bus = dbus_bus_get (DBUS_BUS_SESSION, &error);
|
|
+ if (bus) {
|
|
+ dbus_connection_setup_with_g_main (bus, NULL);
|
|
+
|
|
+ /* listening to messages from all objects as no path is specified */
|
|
+ dbus_bus_add_match (bus, RULE, &error); // see signals from the given interfacey
|
|
+ dbus_connection_add_filter (bus, signal_filter, loop, NULL);
|
|
+ return 0;
|
|
+ }
|
|
+ return -1;
|
|
+}
|
|
+
|
|
+#endif
|
|
+#include <selinux/selinux.h>
|
|
+#include <sys/file.h>
|
|
+
|
|
+/* size of the event structure, not counting name */
|
|
+#define EVENT_SIZE (sizeof (struct inotify_event))
|
|
+/* reasonable guess as to size of 1024 events */
|
|
+#define BUF_LEN (1024 * (EVENT_SIZE + 16))
|
|
+
|
|
+static gboolean
|
|
+io_channel_callback
|
|
+ (GIOChannel *source,
|
|
+ GIOCondition condition,
|
|
+ gpointer data __attribute__((__unused__)))
|
|
+{
|
|
+
|
|
+ char buffer[BUF_LEN+1];
|
|
+ gsize bytes_read;
|
|
+ unsigned int i = 0;
|
|
+
|
|
+ if (condition & G_IO_IN) {
|
|
+ /* Data is available. */
|
|
+ g_io_channel_read
|
|
+ (source, buffer,
|
|
+ sizeof (buffer),
|
|
+ &bytes_read);
|
|
+
|
|
+ while (i < bytes_read) {
|
|
+ struct inotify_event *event;
|
|
+ event = (struct inotify_event *)&buffer[i];
|
|
+ if (debug_mode)
|
|
+ printf("wd=%d mask=%u cookie=%u len=%u\n",
|
|
+ event->wd, event->mask,
|
|
+ event->cookie, event->len);
|
|
+ if (event->len)
|
|
+ watch_list_find(event->wd, event->name);
|
|
+
|
|
+ i += EVENT_SIZE + event->len;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ /* An error happened while reading
|
|
+ the file. */
|
|
+
|
|
+ if (condition & G_IO_NVAL)
|
|
+ return FALSE;
|
|
+
|
|
+ /* We have reached the end of the
|
|
+ file. */
|
|
+
|
|
+ if (condition & G_IO_HUP) {
|
|
+ g_io_channel_close (source);
|
|
+ return FALSE;
|
|
+ }
|
|
+
|
|
+ /* Returning TRUE will make sure
|
|
+ the callback remains associated
|
|
+ to the channel. */
|
|
+
|
|
+ return TRUE;
|
|
+}
|
|
+
|
|
+int start() {
|
|
+#ifdef HAVE_DBUS
|
|
+ DBusConnection *bus;
|
|
+ DBusError error;
|
|
+ DBusMessage *message;
|
|
+
|
|
+ /* Get a connection to the session bus */
|
|
+ dbus_error_init (&error);
|
|
+ bus = dbus_bus_get (DBUS_BUS_SESSION, &error);
|
|
+ if (!bus) {
|
|
+ if (debug_mode)
|
|
+ g_warning ("Failed to connect to the D-BUS daemon: %s", error.message);
|
|
+ dbus_error_free (&error);
|
|
+ return 1;
|
|
+ }
|
|
+
|
|
+
|
|
+ /* Create a new signal "Start" on the interface,
|
|
+ * from the object */
|
|
+ message = dbus_message_new_signal (PATH,
|
|
+ INTERFACE, "Start");
|
|
+ /* Send the signal */
|
|
+ dbus_connection_send (bus, message, NULL);
|
|
+ /* Free the signal now we have finished with it */
|
|
+ dbus_message_unref (message);
|
|
+#endif /* HAVE_DBUS */
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int local_server() {
|
|
+ // ! dbus, run as local service
|
|
+ char *ptr=NULL;
|
|
+ if (asprintf(&ptr, "%s/.restorecond", homedir) < 0) {
|
|
+ if (debug_mode)
|
|
+ perror("asprintf");
|
|
+ return -1;
|
|
+ }
|
|
+ int fd = open(ptr, O_CREAT | O_WRONLY | O_NOFOLLOW, S_IRUSR | S_IWUSR);
|
|
+ if (debug_mode)
|
|
+ g_warning ("Lock file: %s", ptr);
|
|
+
|
|
+ free(ptr);
|
|
+ if (fd < 0) {
|
|
+ if (debug_mode)
|
|
+ perror("open");
|
|
+ return -1;
|
|
+ }
|
|
+ if (flock(fd, LOCK_EX | LOCK_NB) < 0) {
|
|
+ if (debug_mode)
|
|
+ perror("flock");
|
|
+ return -1;
|
|
+ }
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+int server(int master_fd, const char *watch_file) {
|
|
+ GMainLoop *loop;
|
|
+
|
|
+ loop = g_main_loop_new (NULL, FALSE);
|
|
+
|
|
+#ifdef HAVE_DBUS
|
|
+ if (dbus_server(loop) != 0)
|
|
+#endif /* HAVE_DBUS */
|
|
+ if (local_server(loop))
|
|
+ goto end;
|
|
+
|
|
+ read_config(master_fd, watch_file);
|
|
+
|
|
+ if (watch_list_isempty()) goto end;
|
|
+
|
|
+ set_matchpathcon_flags(MATCHPATHCON_NOTRANS);
|
|
+
|
|
+ GIOChannel *c = g_io_channel_unix_new(master_fd);
|
|
+
|
|
+ g_io_add_watch_full( c,
|
|
+ G_PRIORITY_HIGH,
|
|
+ G_IO_IN|G_IO_ERR|G_IO_HUP,
|
|
+ io_channel_callback, NULL, NULL);
|
|
+
|
|
+ g_main_loop_run (loop);
|
|
+
|
|
+end:
|
|
+ g_main_loop_unref (loop);
|
|
+ return 0;
|
|
+}
|
|
+
|
|
diff --git a/policycoreutils/restorecond/watch.c b/policycoreutils/restorecond/watch.c
|
|
new file mode 100644
|
|
index 0000000..6a833c3
|
|
--- /dev/null
|
|
+++ b/policycoreutils/restorecond/watch.c
|
|
@@ -0,0 +1,272 @@
|
|
+#define _GNU_SOURCE
|
|
+#include <sys/inotify.h>
|
|
+#include <errno.h>
|
|
+#include <stdio.h>
|
|
+#include <stdlib.h>
|
|
+#include <string.h>
|
|
+#include <unistd.h>
|
|
+#include <ctype.h>
|
|
+#include <sys/types.h>
|
|
+#include <syslog.h>
|
|
+#include "../setfiles/restore.h"
|
|
+#include <glob.h>
|
|
+#include <libgen.h>
|
|
+#include <sys/stat.h>
|
|
+#include <string.h>
|
|
+#include <stdio.h>
|
|
+#include <fcntl.h>
|
|
+#include <selinux/selinux.h>
|
|
+#include "restorecond.h"
|
|
+#include "stringslist.h"
|
|
+#include "utmpwatcher.h"
|
|
+
|
|
+/* size of the event structure, not counting name */
|
|
+#define EVENT_SIZE (sizeof (struct inotify_event))
|
|
+/* reasonable guess as to size of 1024 events */
|
|
+#define BUF_LEN (1024 * (EVENT_SIZE + 16))
|
|
+
|
|
+
|
|
+struct watchList {
|
|
+ struct watchList *next;
|
|
+ int wd;
|
|
+ char *dir;
|
|
+ struct stringsList *files;
|
|
+};
|
|
+struct watchList *firstDir = NULL;
|
|
+
|
|
+int watch_list_isempty() {
|
|
+ return firstDir == NULL;
|
|
+}
|
|
+
|
|
+void watch_list_add(int fd, const char *path)
|
|
+{
|
|
+ struct watchList *ptr = NULL;
|
|
+ size_t i = 0;
|
|
+ struct watchList *prev = NULL;
|
|
+ glob_t globbuf;
|
|
+ char *x = strdup(path);
|
|
+ if (!x) exitApp("Out of Memory");
|
|
+ char *file = basename(x);
|
|
+ char *dir = dirname(x);
|
|
+ ptr = firstDir;
|
|
+
|
|
+ if (exclude(path)) goto end;
|
|
+
|
|
+ globbuf.gl_offs = 1;
|
|
+ if (glob(path,
|
|
+ GLOB_TILDE | GLOB_PERIOD,
|
|
+ NULL,
|
|
+ &globbuf) >= 0) {
|
|
+ for (i=0; i < globbuf.gl_pathc; i++) {
|
|
+ int len = strlen(globbuf.gl_pathv[i]) -2;
|
|
+ if (len > 0 && strcmp(&globbuf.gl_pathv[i][len--], "/.") == 0) continue;
|
|
+ if (len > 0 && strcmp(&globbuf.gl_pathv[i][len], "/..") == 0) continue;
|
|
+ if (process_one_realpath(globbuf.gl_pathv[i], 0) > 0)
|
|
+ process_one_realpath(globbuf.gl_pathv[i], 1);
|
|
+ }
|
|
+ globfree(&globbuf);
|
|
+ }
|
|
+
|
|
+ while (ptr != NULL) {
|
|
+ if (strcmp(dir, ptr->dir) == 0) {
|
|
+ strings_list_add(&ptr->files, file);
|
|
+ goto end;
|
|
+ }
|
|
+ prev = ptr;
|
|
+ ptr = ptr->next;
|
|
+ }
|
|
+ ptr = calloc(1, sizeof(struct watchList));
|
|
+
|
|
+ if (!ptr) exitApp("Out of Memory");
|
|
+
|
|
+ ptr->wd = inotify_add_watch(fd, dir, IN_CREATE | IN_MOVED_TO);
|
|
+ if (ptr->wd == -1) {
|
|
+ free(ptr);
|
|
+ if (! run_as_user)
|
|
+ syslog(LOG_ERR, "Unable to watch (%s) %s\n",
|
|
+ path, strerror(errno));
|
|
+ goto end;
|
|
+ }
|
|
+
|
|
+ ptr->dir = strdup(dir);
|
|
+ if (!ptr->dir)
|
|
+ exitApp("Out of Memory");
|
|
+
|
|
+ strings_list_add(&ptr->files, file);
|
|
+ if (prev)
|
|
+ prev->next = ptr;
|
|
+ else
|
|
+ firstDir = ptr;
|
|
+
|
|
+ if (debug_mode)
|
|
+ printf("%d: Dir=%s, File=%s\n", ptr->wd, ptr->dir, file);
|
|
+
|
|
+end:
|
|
+ free(x);
|
|
+ return;
|
|
+}
|
|
+
|
|
+/*
|
|
+ A file was in a direcroty has been created. This function checks to
|
|
+ see if it is one that we are watching.
|
|
+*/
|
|
+
|
|
+int watch_list_find(int wd, const char *file)
|
|
+{
|
|
+ struct watchList *ptr = NULL;
|
|
+ ptr = firstDir;
|
|
+ if (debug_mode)
|
|
+ printf("%d: File=%s\n", wd, file);
|
|
+ while (ptr != NULL) {
|
|
+ if (ptr->wd == wd) {
|
|
+ int exact=0;
|
|
+ if (strings_list_find(ptr->files, file, &exact) == 0) {
|
|
+ char *path = NULL;
|
|
+ if (asprintf(&path, "%s/%s", ptr->dir, file) <
|
|
+ 0)
|
|
+ exitApp("Error allocating memory.");
|
|
+
|
|
+ process_one_realpath(path, 0);
|
|
+ free(path);
|
|
+ return 0;
|
|
+ }
|
|
+ if (debug_mode)
|
|
+ strings_list_print(ptr->files);
|
|
+
|
|
+ /* Not found in this directory */
|
|
+ return -1;
|
|
+ }
|
|
+ ptr = ptr->next;
|
|
+ }
|
|
+ /* Did not find a directory */
|
|
+ return -1;
|
|
+}
|
|
+
|
|
+void watch_list_free(int fd)
|
|
+{
|
|
+ struct watchList *ptr = NULL;
|
|
+ struct watchList *prev = NULL;
|
|
+ ptr = firstDir;
|
|
+
|
|
+ while (ptr != NULL) {
|
|
+ inotify_rm_watch(fd, ptr->wd);
|
|
+ strings_list_free(ptr->files);
|
|
+ free(ptr->dir);
|
|
+ prev = ptr;
|
|
+ ptr = ptr->next;
|
|
+ free(prev);
|
|
+ }
|
|
+ firstDir = NULL;
|
|
+}
|
|
+
|
|
+/*
|
|
+ Inotify watch loop
|
|
+*/
|
|
+int watch(int fd, const char *watch_file)
|
|
+{
|
|
+ char buf[BUF_LEN];
|
|
+ int len, i = 0;
|
|
+ if (firstDir == NULL) return 0;
|
|
+
|
|
+ len = read(fd, buf, BUF_LEN);
|
|
+ if (len < 0) {
|
|
+ if (terminate == 0) {
|
|
+ syslog(LOG_ERR, "Read error (%s)", strerror(errno));
|
|
+ return 0;
|
|
+ }
|
|
+ syslog(LOG_ERR, "terminated");
|
|
+ return -1;
|
|
+ } else if (!len)
|
|
+ /* BUF_LEN too small? */
|
|
+ return -1;
|
|
+ while (i < len) {
|
|
+ struct inotify_event *event;
|
|
+ event = (struct inotify_event *)&buf[i];
|
|
+ if (debug_mode)
|
|
+ printf("wd=%d mask=%u cookie=%u len=%u\n",
|
|
+ event->wd, event->mask,
|
|
+ event->cookie, event->len);
|
|
+ if (event->wd == master_wd)
|
|
+ read_config(fd, watch_file);
|
|
+ else {
|
|
+ switch (utmpwatcher_handle(fd, event->wd)) {
|
|
+ case -1: /* Message was not for utmpwatcher */
|
|
+ if (event->len)
|
|
+ watch_list_find(event->wd, event->name);
|
|
+ break;
|
|
+ case 1: /* utmp has changed need to reload */
|
|
+ read_config(fd, watch_file);
|
|
+ break;
|
|
+
|
|
+ default: /* No users logged in or out */
|
|
+ break;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ i += EVENT_SIZE + event->len;
|
|
+ }
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static void process_config(int fd, FILE * cfg)
|
|
+{
|
|
+ char *line_buf = NULL;
|
|
+ size_t len = 0;
|
|
+
|
|
+ while (getline(&line_buf, &len, cfg) > 0) {
|
|
+ char *buffer = line_buf;
|
|
+ while (isspace(*buffer))
|
|
+ buffer++;
|
|
+ if (buffer[0] == '#')
|
|
+ continue;
|
|
+ int l = strlen(buffer) - 1;
|
|
+ if (l <= 0)
|
|
+ continue;
|
|
+ buffer[l] = 0;
|
|
+ if (buffer[0] == '~') {
|
|
+ if (run_as_user) {
|
|
+ char *ptr=NULL;
|
|
+ if (asprintf(&ptr, "%s%s", homedir, &buffer[1]) < 0)
|
|
+ exitApp("Error allocating memory.");
|
|
+
|
|
+ watch_list_add(fd, ptr);
|
|
+ free(ptr);
|
|
+ } else {
|
|
+ utmpwatcher_add(fd, &buffer[1]);
|
|
+ }
|
|
+ } else {
|
|
+ watch_list_add(fd, buffer);
|
|
+ }
|
|
+ }
|
|
+ free(line_buf);
|
|
+}
|
|
+
|
|
+/*
|
|
+ Read config file ignoring Comment lines
|
|
+ Files specified one per line. Files with "~" will be expanded to the logged in users
|
|
+ homedirs.
|
|
+*/
|
|
+
|
|
+void read_config(int fd, const char *watch_file_path)
|
|
+{
|
|
+
|
|
+ FILE *cfg = NULL;
|
|
+ if (debug_mode)
|
|
+ printf("Read Config\n");
|
|
+
|
|
+ watch_list_free(fd);
|
|
+
|
|
+ cfg = fopen(watch_file_path, "r");
|
|
+ if (!cfg){
|
|
+ perror(watch_file_path);
|
|
+ exitApp("Error reading config file");
|
|
+ }
|
|
+ process_config(fd, cfg);
|
|
+ fclose(cfg);
|
|
+
|
|
+ inotify_rm_watch(fd, master_wd);
|
|
+ master_wd =
|
|
+ inotify_add_watch(fd, watch_file_path, IN_MOVED_FROM | IN_MODIFY);
|
|
+ if (master_wd == -1)
|
|
+ exitApp("Error watching config file.");
|
|
+}
|
|
diff --git a/policycoreutils/run_init/run_init.c b/policycoreutils/run_init/run_init.c
|
|
index 9db766c..068e24c 100644
|
|
--- a/policycoreutils/run_init/run_init.c
|
|
+++ b/policycoreutils/run_init/run_init.c
|
|
@@ -414,10 +414,17 @@ int main(int argc, char *argv[])
|
|
* execvp or using a exec(1) recycles pty's, and does not open a new
|
|
* one.
|
|
*/
|
|
+#ifdef USE_OPEN_INIT_PTY
|
|
if (execvp("/usr/sbin/open_init_pty", argv)) {
|
|
perror("execvp");
|
|
exit(-1);
|
|
}
|
|
+#else
|
|
+ if (execvp(argv[1], argv + 1)) {
|
|
+ perror("execvp");
|
|
+ exit(-1);
|
|
+ }
|
|
+#endif
|
|
return 0;
|
|
|
|
} /* main() */
|
|
diff --git a/policycoreutils/sandbox/Makefile b/policycoreutils/sandbox/Makefile
|
|
index 21df0c4..924999d 100644
|
|
--- a/policycoreutils/sandbox/Makefile
|
|
+++ b/policycoreutils/sandbox/Makefile
|
|
@@ -7,8 +7,8 @@ SBINDIR ?= $(PREFIX)/sbin
|
|
MANDIR ?= $(PREFIX)/share/man
|
|
LOCALEDIR ?= /usr/share/locale
|
|
SHAREDIR ?= $(PREFIX)/share/sandbox
|
|
-override CFLAGS += $(LDFLAGS) -I$(PREFIX)/include -DPACKAGE="\"policycoreutils\""
|
|
-LDLIBS += -lselinux -lcap-ng
|
|
+override CFLAGS += $(LDFLAGS) -I$(PREFIX)/include -DPACKAGE="\"policycoreutils\"" -Wall -Werror -Wextra
|
|
+LDLIBS += -lcgroup -lselinux -lcap-ng
|
|
|
|
all: sandbox seunshare sandboxX.sh start
|
|
|
|
@@ -22,7 +22,7 @@ install: all
|
|
install -m 644 sandbox.8 $(MANDIR)/man8/
|
|
install -m 644 seunshare.8 $(MANDIR)/man8/
|
|
-mkdir -p $(MANDIR)/man5
|
|
- install -m 644 sandbox.conf.5 $(MANDIR)/man5/
|
|
+ install -m 644 sandbox.conf.5 $(MANDIR)/man5/sandbox.5
|
|
-mkdir -p $(SBINDIR)
|
|
install -m 4755 seunshare $(SBINDIR)/
|
|
-mkdir -p $(SHAREDIR)
|
|
diff --git a/policycoreutils/sandbox/sandbox b/policycoreutils/sandbox/sandbox
|
|
index edae667..486cd4e 100644
|
|
--- a/policycoreutils/sandbox/sandbox
|
|
+++ b/policycoreutils/sandbox/sandbox
|
|
@@ -29,7 +29,6 @@ import commands
|
|
import setools
|
|
|
|
PROGNAME = "policycoreutils"
|
|
-HOMEDIR=pwd.getpwuid(os.getuid()).pw_dir
|
|
SEUNSHARE = "/usr/sbin/seunshare"
|
|
SANDBOXSH = "/usr/share/sandbox/sandboxX.sh"
|
|
import gettext
|
|
@@ -258,9 +257,9 @@ Policy defines the following types for use with the -t:
|
|
pass
|
|
|
|
usage = _("""
|
|
-sandbox [-h] [-l level ] [-[X|M] [-H homedir] [-T tempdir]] [-I includefile ] [-W windowmanager ] [ -w windowsize ] [[-i file ] ...] [ -t type ] command
|
|
+sandbox [-h] [-c] [-l level ] [-[X|M] [-H homedir] [-T tempdir]] [-I includefile ] [-W windowmanager ] [ -w windowsize ] [[-i file ] ...] [ -t type ] command
|
|
|
|
-sandbox [-h] [-l level ] [-[X|M] [-H homedir] [-T tempdir]] [-I includefile ] [-W windowmanager ] [ -w windowsize ] [[-i file ] ...] [ -t type ] -S
|
|
+sandbox [-h] [-c] [-l level ] [-[X|M] [-H homedir] [-T tempdir]] [-I includefile ] [-W windowmanager ] [ -w windowsize ] [[-i file ] ...] [ -t type ] -S
|
|
%s
|
|
""") % types
|
|
|
|
@@ -309,6 +308,10 @@ sandbox [-h] [-l level ] [-[X|M] [-H homedir] [-T tempdir]] [-I includefile ] [-
|
|
parser.add_option("-l", "--level", dest="level",
|
|
help=_("MCS/MLS level for the sandbox"))
|
|
|
|
+ parser.add_option("-c", "--cgroups",
|
|
+ action="store_true", dest="usecgroup", default=False,
|
|
+ help=_("Use cgroups to limit this sandbox."))
|
|
+
|
|
parser.add_option("-C", "--capabilities",
|
|
action="store_true", dest="usecaps", default=False,
|
|
help="Allow apps requiring capabilities to run within the sandbox.")
|
|
@@ -370,30 +373,29 @@ sandbox [-h] [-l level ] [-[X|M] [-H homedir] [-T tempdir]] [-I includefile ] [-
|
|
def __setup_dir(self):
|
|
if self.__options.level or self.__options.session:
|
|
return
|
|
- sandboxdir = HOMEDIR + "/.sandbox"
|
|
- if not os.path.exists(sandboxdir):
|
|
- os.mkdir(sandboxdir)
|
|
|
|
if self.__options.homedir:
|
|
selinux.chcon(self.__options.homedir, self.__filecon, recursive=True)
|
|
self.__homedir = self.__options.homedir
|
|
else:
|
|
selinux.setfscreatecon(self.__filecon)
|
|
- self.__homedir = mkdtemp(dir=sandboxdir, prefix=".sandbox")
|
|
+ self.__homedir = mkdtemp(dir="/tmp", prefix=".sandbox_home_")
|
|
|
|
if self.__options.tmpdir:
|
|
selinux.chcon(self.__options.tmpdir, self.__filecon, recursive=True)
|
|
self.__tmpdir = self.__options.tmpdir
|
|
else:
|
|
selinux.setfscreatecon(self.__filecon)
|
|
- self.__tmpdir = mkdtemp(dir="/tmp", prefix=".sandbox")
|
|
+ self.__tmpdir = mkdtemp(dir="/tmp", prefix=".sandbox_tmp_")
|
|
selinux.setfscreatecon(None)
|
|
self.__copyfiles()
|
|
|
|
def __execute(self):
|
|
try:
|
|
cmds = [ SEUNSHARE, "-Z", self.__execcon ]
|
|
- if self.__options.usecaps == True:
|
|
+ if self.__options.usecgroup:
|
|
+ cmds.append('-c')
|
|
+ if self.__options.usecaps:
|
|
cmds.append('-C')
|
|
if self.__mount:
|
|
cmds += [ "-t", self.__tmpdir, "-h", self.__homedir ]
|
|
diff --git a/policycoreutils/sandbox/sandbox.8 b/policycoreutils/sandbox/sandbox.8
|
|
index e3b7ea7..2b37e63 100644
|
|
--- a/policycoreutils/sandbox/sandbox.8
|
|
+++ b/policycoreutils/sandbox/sandbox.8
|
|
@@ -3,11 +3,11 @@
|
|
sandbox \- Run cmd under an SELinux sandbox
|
|
.SH SYNOPSIS
|
|
.B sandbox
|
|
-[-C] [-l level ] [[-M | -X] -H homedir -T tempdir ] [-I includefile ] [ -W windowmanager ] [ -w windowsize ] [[-i file ]...] [ -t type ] cmd
|
|
+[-C] [-c] [-l level ] [[-M | -X] -H homedir -T tempdir ] [-I includefile ] [ -W windowmanager ] [ -w windowsize ] [[-i file ]...] [ -t type ] cmd
|
|
|
|
.br
|
|
.B sandbox
|
|
-[-C] [-l level ] [[-M | -X] -H homedir -T tempdir ] [-I includefile ] [ -W windowmanager ] [ -w windowsize ] [[-i file ]...] [ -t type ] -S
|
|
+[-C] [-c] [-l level ] [[-M | -X] -H homedir -T tempdir ] [-I includefile ] [ -W windowmanager ] [ -w windowsize ] [[-i file ]...] [ -t type ] -S
|
|
.br
|
|
.SH DESCRIPTION
|
|
.PP
|
|
@@ -60,10 +60,19 @@ Default to /usr/bin/matchbox-window-manager.
|
|
Create an X based Sandbox for gui apps, temporary files for
|
|
$HOME and /tmp, secondary Xserver, defaults to sandbox_x_t
|
|
.TP
|
|
+\fB\-c\fR
|
|
+Use control groups to control this copy of sandbox. Specify parameters in /etc/sysconfig/sandbox. Max memory usage and cpu usage are to be specified in percent. You can specify which CPUs to use by numbering them 0,1,2... etc.
|
|
+.TP
|
|
\fB\-C\fR
|
|
Use capabilities within the sandbox. By default applications executed within the sandbox will not be allowed to use capabilities (setuid apps), with the -C flag, you can use programs requiring capabilities.
|
|
.PP
|
|
.SH "SEE ALSO"
|
|
.TP
|
|
-runcon(1)
|
|
+runcon(1), seunshare(8), selinux(8)
|
|
.PP
|
|
+
|
|
+.SH AUTHOR
|
|
+This manual page was written by
|
|
+.I Dan Walsh <dwalsh@redhat.com>
|
|
+and
|
|
+.I Thomas Liu <tliu@fedoraproject.org>
|
|
diff --git a/policycoreutils/sandbox/sandbox.init b/policycoreutils/sandbox/sandbox.init
|
|
index ff8b3ef..66aadfd 100644
|
|
--- a/policycoreutils/sandbox/sandbox.init
|
|
+++ b/policycoreutils/sandbox/sandbox.init
|
|
@@ -10,17 +10,12 @@
|
|
#
|
|
# chkconfig: 345 1 99
|
|
#
|
|
-# Description: sandbox and other apps that want to use pam_namespace
|
|
-# on /var/tmp, /tmp and home directories, requires this script
|
|
-# to be run at boot time.
|
|
-# This script sets up the / mount point and all of its
|
|
-# subdirectories as shared. The script sets up
|
|
-# /tmp, /var/tmp, /home and any homedirs listed in
|
|
-# /etc/sysconfig/sandbox and all of their subdirectories
|
|
-# as unshared.
|
|
-# All processes that use pam_namespace will see
|
|
-# modifications to the global mountspace, except for the
|
|
-# unshared directories.
|
|
+# description: sandbox, xguest and other apps that want to use pam_namespace \
|
|
+# require this script be run at boot. This service script does \
|
|
+# not actually run any service but sets up: \
|
|
+# /var/tmp, /tmp and home directories to be used by these tools.\
|
|
+# If you do not use sandbox, xguest or pam_namespace you can turn \
|
|
+# this service off.\
|
|
#
|
|
|
|
# Source function library.
|
|
@@ -41,15 +36,6 @@ start() {
|
|
|
|
touch $LOCKFILE
|
|
mount --make-rshared / || return $?
|
|
- mount --rbind /tmp /tmp || return $?
|
|
- mount --rbind /var/tmp /var/tmp || return $?
|
|
- mount --make-private /tmp || return $?
|
|
- mount --make-private /var/tmp || return $?
|
|
- for h in $HOMEDIRS; do
|
|
- mount --rbind $h $h || return $?
|
|
- mount --make-private $h || return $?
|
|
- done
|
|
-
|
|
return 0
|
|
}
|
|
|
|
diff --git a/policycoreutils/sandbox/seunshare.8 b/policycoreutils/sandbox/seunshare.8
|
|
index a9b846b..06610c0 100644
|
|
--- a/policycoreutils/sandbox/seunshare.8
|
|
+++ b/policycoreutils/sandbox/seunshare.8
|
|
@@ -3,7 +3,7 @@
|
|
seunshare \- Run cmd with alternate homedir, tmpdir and/or SELinux context
|
|
.SH SYNOPSIS
|
|
.B seunshare
|
|
-[ -v ] [ -c ] [ -C ] [ -t tmpdir ] [ -h homedir ] [ -Z context ] -- executable [args]
|
|
+[ -v ] [ -c ] [ -C ] [ -k ] [ -t tmpdir ] [ -h homedir ] [ -Z context ] -- executable [args]
|
|
.br
|
|
.SH DESCRIPTION
|
|
.PP
|
|
@@ -16,7 +16,7 @@ within the specified context, using the alternate home directory and /tmp direct
|
|
Alternate homedir to be used by the application. Homedir must be owned by the user.
|
|
.TP
|
|
\fB\-t\ tmpdir
|
|
-Use alternate temporary directory to mount on /tmp. tmpdir must be owned by the user.
|
|
+Use alternate tempory directory to mount on /tmp. tmpdir must be owned by the user.
|
|
.TP
|
|
\fB\-c --cgroups\fR
|
|
Use cgroups to control this copy of seunshare. Specify parameters in /etc/sysconfig/sandbox. Max memory usage and cpu usage are to be specified in percent. You can specify which CPUs to use by numbering them 0,1,2... etc.
|
|
@@ -24,6 +24,9 @@ Use cgroups to control this copy of seunshare. Specify parameters in /etc/sysco
|
|
\fB\-C --capabilities\fR
|
|
Allow apps executed within the namespace to use capabilities. Default is no capabilities.
|
|
.TP
|
|
+\fB\-k --kill\fR
|
|
+Kill all processes with matching MCS level.
|
|
+.TP
|
|
\fB\-Z\ context
|
|
Use alternate SELinux context while runing the executable.
|
|
.TP
|
|
diff --git a/policycoreutils/sandbox/seunshare.c b/policycoreutils/sandbox/seunshare.c
|
|
index f9bf12c..671d97c 100644
|
|
--- a/policycoreutils/sandbox/seunshare.c
|
|
+++ b/policycoreutils/sandbox/seunshare.c
|
|
@@ -1,27 +1,35 @@
|
|
+/*
|
|
+ * Authors: Dan Walsh <dwalsh@redhat.com>
|
|
+ * Authors: Thomas Liu <tliu@fedoraproject.org>
|
|
+ */
|
|
+
|
|
#define _GNU_SOURCE
|
|
#include <signal.h>
|
|
#include <sys/types.h>
|
|
+#include <sys/stat.h>
|
|
#include <sys/wait.h>
|
|
#include <syslog.h>
|
|
#include <sys/mount.h>
|
|
+#include <glob.h>
|
|
#include <pwd.h>
|
|
#include <sched.h>
|
|
+#include <libcgroup.h>
|
|
#include <string.h>
|
|
#include <stdio.h>
|
|
+#include <regex.h>
|
|
#include <unistd.h>
|
|
+#include <sys/fsuid.h>
|
|
#include <stdlib.h>
|
|
#include <cap-ng.h>
|
|
#include <getopt.h> /* for getopt_long() form of getopt() */
|
|
#include <limits.h>
|
|
#include <stdlib.h>
|
|
#include <errno.h>
|
|
+#include <fcntl.h>
|
|
|
|
#include <selinux/selinux.h>
|
|
#include <selinux/context.h> /* for context-mangling functions */
|
|
-
|
|
-#include <sys/types.h>
|
|
-#include <sys/stat.h>
|
|
-#include <unistd.h>
|
|
+#include <dirent.h>
|
|
|
|
#ifdef USE_NLS
|
|
#include <locale.h> /* for setlocale() */
|
|
@@ -39,10 +47,16 @@
|
|
#define MS_PRIVATE 1<<18
|
|
#endif
|
|
|
|
+#ifndef PACKAGE
|
|
+#define PACKAGE "policycoreutils" /* the name of this package lang translation */
|
|
+#endif
|
|
+
|
|
+#define BUF_SIZE 1024
|
|
#define DEFAULT_PATH "/usr/bin:/bin"
|
|
-#define USAGE_STRING _("USAGE: seunshare [ -v ] [ -C ] [-t tmpdir] [-h homedir] [-Z context] -- executable [args]")
|
|
+#define USAGE_STRING _("USAGE: seunshare [ -v ] [ -C ] [ -c ] [ -k ] [ -t tmpdir ] [ -h homedir ] [ -Z CONTEXT ] -- executable [args] ")
|
|
|
|
static int verbose = 0;
|
|
+static int child = 0;
|
|
|
|
static capng_select_t cap_set = CAPNG_SELECT_BOTH;
|
|
|
|
@@ -74,6 +88,13 @@ static int drop_privs(uid_t uid)
|
|
}
|
|
|
|
/**
|
|
+ * If the user sends a siginto to seunshare, kill the child's session
|
|
+ */
|
|
+void handler(int sig) {
|
|
+ if (child > 0) kill(-child,sig);
|
|
+}
|
|
+
|
|
+/**
|
|
* Take care of any signal setup.
|
|
*/
|
|
static int set_signal_handles(void)
|
|
@@ -88,12 +109,17 @@ static int set_signal_handles(void)
|
|
|
|
(void)sigprocmask(SIG_SETMASK, &empty, NULL);
|
|
|
|
- /* Terminate on SIGHUP. */
|
|
+ /* Terminate on SIGHUP */
|
|
if (signal(SIGHUP, SIG_DFL) == SIG_ERR) {
|
|
perror("Unable to set SIGHUP handler");
|
|
return -1;
|
|
}
|
|
|
|
+ if (signal(SIGINT, handler) == SIG_ERR) {
|
|
+ perror("Unable to set SIGINT handler");
|
|
+ return -1;
|
|
+ }
|
|
+
|
|
return 0;
|
|
}
|
|
|
|
@@ -139,26 +165,6 @@ static int spawn_command(const char *cmd, uid_t uid){
|
|
}
|
|
|
|
/**
|
|
- * This function makes sure the mounted directory is owned by the user executing
|
|
- * seunshare.
|
|
- * If so, it returns 0. If it can not figure this out or they are different, it returns -1.
|
|
- */
|
|
-static int verify_mount(const char *mntdir, struct passwd *pwd) {
|
|
- struct stat sb;
|
|
- if (stat(mntdir, &sb) == -1) {
|
|
- fprintf(stderr, _("Invalid mount point %s: %s\n"), mntdir, strerror(errno));
|
|
- return -1;
|
|
- }
|
|
- if (sb.st_uid != pwd->pw_uid) {
|
|
- errno = EPERM;
|
|
- syslog(LOG_AUTHPRIV | LOG_ALERT, "%s attempted to mount an invalid directory, %s", pwd->pw_name, mntdir);
|
|
- perror(_("Invalid mount point, reporting to administrator"));
|
|
- return -1;
|
|
- }
|
|
- return 0;
|
|
-}
|
|
-
|
|
-/**
|
|
* Check file/directory ownership, struct stat * must be passed to the
|
|
* functions.
|
|
*/
|
|
@@ -236,7 +242,7 @@ static int verify_shell(const char *shell_name)
|
|
|
|
/* check the shell skipping newline char */
|
|
if (!strcmp(shell_name, buf)) {
|
|
- rc = 1;
|
|
+ rc = 0;
|
|
break;
|
|
}
|
|
}
|
|
@@ -244,43 +250,600 @@ static int verify_shell(const char *shell_name)
|
|
return rc;
|
|
}
|
|
|
|
-static int seunshare_mount(const char *src, const char *dst, struct passwd *pwd) {
|
|
+/**
|
|
+ * Mount directory and check that we mounted the right directory.
|
|
+ */
|
|
+static int seunshare_mount(const char *src, const char *dst, struct stat *src_st)
|
|
+{
|
|
+ int flags = MS_REC;
|
|
+ int is_tmp = 0;
|
|
+
|
|
if (verbose)
|
|
- printf("Mount %s on %s\n", src, dst);
|
|
- if (mount(dst, dst, NULL, MS_BIND | MS_REC, NULL) < 0) {
|
|
+ printf(_("Mounting %s on %s\n"), src, dst);
|
|
+
|
|
+ if (strcmp("/tmp", dst) == 0) {
|
|
+ flags = flags | MS_NODEV | MS_NOSUID | MS_NOEXEC;
|
|
+ is_tmp = 1;
|
|
+ }
|
|
+
|
|
+ /* mount directory */
|
|
+ if (mount(dst, dst, NULL, MS_BIND | flags, NULL) < 0) {
|
|
fprintf(stderr, _("Failed to mount %s on %s: %s\n"), dst, dst, strerror(errno));
|
|
return -1;
|
|
}
|
|
-
|
|
- if (mount(dst, dst, NULL, MS_PRIVATE | MS_REC, NULL) < 0) {
|
|
+ if (mount(dst, dst, NULL, MS_PRIVATE | flags, NULL) < 0) {
|
|
fprintf(stderr, _("Failed to make %s private: %s\n"), dst, strerror(errno));
|
|
return -1;
|
|
}
|
|
-
|
|
- if (mount(src, dst, NULL, MS_BIND | MS_REC, NULL) < 0) {
|
|
+ if (mount(src, dst, NULL, MS_BIND | flags, NULL) < 0) {
|
|
fprintf(stderr, _("Failed to mount %s on %s: %s\n"), src, dst, strerror(errno));
|
|
return -1;
|
|
}
|
|
|
|
- if (verify_mount(dst, pwd) < 0)
|
|
+ /* verify whether we mounted what we expected to mount */
|
|
+ if (verify_directory(dst, src_st, NULL) < 0) return -1;
|
|
+
|
|
+ /* bind mount /tmp on /var/tmp too */
|
|
+ if (is_tmp) {
|
|
+ if (verbose)
|
|
+ printf(_("Mounting /tmp on /var/tmp\n"));
|
|
+
|
|
+ if (mount("/var/tmp", "/var/tmp", NULL, MS_BIND | flags, NULL) < 0) {
|
|
+ fprintf(stderr, _("Failed to mount /var/tmp on /var/tmp: %s\n"), strerror(errno));
|
|
+ return -1;
|
|
+ }
|
|
+ if (mount("/var/tmp", "/var/tmp", NULL, MS_PRIVATE | flags, NULL) < 0) {
|
|
+ fprintf(stderr, _("Failed to make /var/tmp private: %s\n"), strerror(errno));
|
|
+ return -1;
|
|
+ }
|
|
+ if (mount("/tmp", "/var/tmp", NULL, MS_BIND | flags, NULL) < 0) {
|
|
+ fprintf(stderr, _("Failed to mount /tmp on /var/tmp: %s\n"), strerror(errno));
|
|
+ return -1;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+
|
|
+}
|
|
+
|
|
+/**
|
|
+ * Error logging used by cgroups code.
|
|
+ */
|
|
+static int sandbox_error(const char *string)
|
|
+{
|
|
+ fprintf(stderr, string);
|
|
+ syslog(LOG_AUTHPRIV | LOG_ALERT, string);
|
|
+ exit(-1);
|
|
+}
|
|
+
|
|
+/**
|
|
+ * Regular expression match.
|
|
+ */
|
|
+static int match(const char *string, char *pattern)
|
|
+{
|
|
+ int status;
|
|
+ regex_t re;
|
|
+ if (regcomp(&re, pattern, REG_EXTENDED|REG_NOSUB) != 0) {
|
|
+ return 0;
|
|
+ }
|
|
+ status = regexec(&re, string, (size_t)0, NULL, 0);
|
|
+ regfree(&re);
|
|
+ if (status != 0) {
|
|
+ return 0;
|
|
+ }
|
|
+ return 1;
|
|
+}
|
|
+
|
|
+/**
|
|
+ * Apply cgroups settings from the /etc/sysconfig/sandbox config file.
|
|
+ */
|
|
+static int setup_cgroups()
|
|
+{
|
|
+ char *cpus = NULL; /* which CPUs to use */
|
|
+ char *cgroupname = NULL;/* name for the cgroup */
|
|
+ char *mem = NULL; /* string for memory amount to pass to cgroup */
|
|
+ int64_t memusage = 0; /* amount of memory to use max (percent) */
|
|
+ int cpupercentage = 0; /* what percentage of cpu to allow usage */
|
|
+ FILE* fp;
|
|
+ char buf[BUF_SIZE];
|
|
+ char *tok = NULL;
|
|
+ int rc = -1;
|
|
+ char *str = NULL;
|
|
+ const char* fname = "/etc/sysconfig/sandbox";
|
|
+
|
|
+ if ((fp = fopen(fname, "rt")) == NULL) {
|
|
+ fprintf(stderr, "Error opening sandbox config file.");
|
|
+ return rc;
|
|
+ }
|
|
+ while(fgets(buf, BUF_SIZE, fp) != NULL) {
|
|
+ /* Skip comments */
|
|
+ if (buf[0] == '#') continue;
|
|
+
|
|
+ /* Copy the string, ignoring whitespace */
|
|
+ int len = strlen(buf);
|
|
+ free(str);
|
|
+ str = malloc((len + 1) * sizeof(char));
|
|
+ if (!str)
|
|
+ goto err;
|
|
+
|
|
+ int ind = 0;
|
|
+ int i;
|
|
+ for (i = 0; i < len; i++) {
|
|
+ char cur = buf[i];
|
|
+ if (cur != ' ' && cur != '\t') {
|
|
+ str[ind] = cur;
|
|
+ ind++;
|
|
+ }
|
|
+ }
|
|
+ str[ind] = '\0';
|
|
+
|
|
+ tok = strtok(str, "=\n");
|
|
+ if (tok != NULL) {
|
|
+ if (!strcmp(tok, "CPUAFFINITY")) {
|
|
+ tok = strtok(NULL, "=\n");
|
|
+ cpus = strdup(tok);
|
|
+ if (!strcmp(cpus, "ALL")) {
|
|
+ free(cpus);
|
|
+ cpus = NULL;
|
|
+ }
|
|
+ } else if (!strcmp(tok, "MEMUSAGE")) {
|
|
+ tok = strtok(NULL, "=\n");
|
|
+ if (match(tok, "^[0-9]+[kKmMgG%]")) {
|
|
+ char *ind = strchr(tok, '%');
|
|
+ if (ind != NULL) {
|
|
+ *ind = '\0';;
|
|
+ memusage = atoi(tok);
|
|
+ } else {
|
|
+ mem = strdup(tok);
|
|
+ }
|
|
+ } else {
|
|
+ fprintf(stderr, "Error parsing config file.");
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ } else if (!strcmp(tok, "CPUUSAGE")) {
|
|
+ tok = strtok(NULL, "=\n");
|
|
+ if (match(tok, "^[0-9]+\%")) {
|
|
+ char* ind = strchr(tok, '%');
|
|
+ *ind = '\0';
|
|
+ cpupercentage = atoi(tok);
|
|
+ } else {
|
|
+ fprintf(stderr, "Error parsing config file.");
|
|
+ goto err;
|
|
+ }
|
|
+ } else if (!strcmp(tok, "NAME")) {
|
|
+ tok = strtok(NULL, "=\n");
|
|
+ cgroupname = strdup(tok);
|
|
+ } else {
|
|
+ continue;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ }
|
|
+ if (mem == NULL) {
|
|
+ long phypz = sysconf(_SC_PHYS_PAGES);
|
|
+ long psize = sysconf(_SC_PAGE_SIZE);
|
|
+ memusage = phypz * psize * (float) memusage / 100.0;
|
|
+ }
|
|
+
|
|
+ cgroup_init();
|
|
+
|
|
+ int64_t current_runtime = 0;
|
|
+ int64_t current_period = 0 ;
|
|
+ int64_t current_mem = 0;
|
|
+ char *curr_cpu_path = NULL;
|
|
+ char *curr_mem_path = NULL;
|
|
+ int ret = cgroup_get_current_controller_path(getpid(), "cpu", &curr_cpu_path);
|
|
+ if (ret) {
|
|
+ sandbox_error("Error while trying to get current controller path.\n");
|
|
+ } else {
|
|
+ struct cgroup *curr = cgroup_new_cgroup(curr_cpu_path);
|
|
+ cgroup_get_cgroup(curr);
|
|
+ cgroup_get_value_int64(cgroup_get_controller(curr, "cpu"), "cpu.rt_runtime_us", ¤t_runtime);
|
|
+ cgroup_get_value_int64(cgroup_get_controller(curr, "cpu"), "cpu.rt_period_us", ¤t_period);
|
|
+ }
|
|
+
|
|
+ ret = cgroup_get_current_controller_path(getpid(), "memory", &curr_mem_path);
|
|
+ if (ret) {
|
|
+ sandbox_error("Error while trying to get current controller path.\n");
|
|
+ } else {
|
|
+ struct cgroup *curr = cgroup_new_cgroup(curr_mem_path);
|
|
+ cgroup_get_cgroup(curr);
|
|
+ cgroup_get_value_int64(cgroup_get_controller(curr, "memory"), "memory.limit_in_bytes", ¤t_mem);
|
|
+ }
|
|
+
|
|
+ if (((float) cpupercentage) / 100.0> (float)current_runtime / (float) current_period) {
|
|
+ sandbox_error("CPU usage restricted!\n");
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ if (mem == NULL) {
|
|
+ if (memusage > current_mem) {
|
|
+ sandbox_error("Attempting to use more memory than allowed!");
|
|
+ goto err;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ long nprocs = sysconf(_SC_NPROCESSORS_ONLN);
|
|
+
|
|
+ struct sched_param sp;
|
|
+ sp.sched_priority = sched_get_priority_min(SCHED_FIFO);
|
|
+ sched_setscheduler(getpid(), SCHED_FIFO, &sp);
|
|
+ struct cgroup *sandbox_group = cgroup_new_cgroup(cgroupname);
|
|
+ cgroup_add_controller(sandbox_group, "memory");
|
|
+ cgroup_add_controller(sandbox_group, "cpu");
|
|
+
|
|
+ if (mem == NULL) {
|
|
+ if (memusage > 0) {
|
|
+ cgroup_set_value_uint64(cgroup_get_controller(sandbox_group, "memory"), "memory.limit_in_bytes", memusage);
|
|
+ }
|
|
+ } else {
|
|
+ cgroup_set_value_string(cgroup_get_controller(sandbox_group, "memory"), "memory.limit_in_bytes", mem);
|
|
+ }
|
|
+ if (cpupercentage > 0) {
|
|
+ cgroup_set_value_uint64(cgroup_get_controller(sandbox_group, "cpu"), "cpu.rt_runtime_us",
|
|
+ (float) cpupercentage / 100.0 * 60000);
|
|
+ cgroup_set_value_uint64(cgroup_get_controller(sandbox_group, "cpu"), "cpu.rt_period_us",60000 * nprocs);
|
|
+ }
|
|
+ if (cpus != NULL) {
|
|
+ cgroup_set_value_string(cgroup_get_controller(sandbox_group, "cpu"), "cgroup.procs",cpus);
|
|
+ }
|
|
+
|
|
+ uint64_t allocated_mem;
|
|
+ if (cgroup_get_value_uint64(cgroup_get_controller(sandbox_group, "memory"), "memory.limit_in_bytes", &allocated_mem) > current_mem) {
|
|
+ sandbox_error("Attempting to use more memory than allowed!\n");
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ rc = cgroup_create_cgroup(sandbox_group, 1);
|
|
+ if (rc != 0) {
|
|
+ sandbox_error("Failed to create group. Ensure that cgconfig service is running. \n");
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ cgroup_attach_task(sandbox_group);
|
|
+
|
|
+ rc = 0;
|
|
+err:
|
|
+ fclose(fp);
|
|
+ free(str);
|
|
+ free(mem);
|
|
+ free(cgroupname);
|
|
+ free(cpus);
|
|
+ return rc;
|
|
+}
|
|
+
|
|
+/*
|
|
+ If path is empy or ends with "/." or "/.. return -1 else return 0;
|
|
+ */
|
|
+static int bad_path(const char *path) {
|
|
+ const char *ptr;
|
|
+ ptr = path;
|
|
+ while (*ptr) ptr++;
|
|
+ if (ptr == path) return -1; // ptr null
|
|
+ ptr--;
|
|
+ if (ptr != path && *ptr == '.') {
|
|
+ ptr--;
|
|
+ if (*ptr == '/') return -1; // path ends in /.
|
|
+ if (*ptr == '.') {
|
|
+ if (ptr != path) {
|
|
+ ptr--;
|
|
+ if (*ptr == '/') return -1; // path ends in /..
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int rsynccmd(const char * src, const char *dst, char **cmdbuf)
|
|
+{
|
|
+ char *buf = NULL;
|
|
+ char *newbuf = NULL;
|
|
+ glob_t fglob;
|
|
+ fglob.gl_offs = 0;
|
|
+ int flags = GLOB_PERIOD;
|
|
+ unsigned int i = 0;
|
|
+ int rc = -1;
|
|
+
|
|
+ /* match glob for all files in src dir */
|
|
+ if (asprintf(&buf, "%s/*", src) == -1) {
|
|
+ fprintf(stderr, "Out of memory\n");
|
|
+ return -1;
|
|
+ }
|
|
+
|
|
+ if (glob(buf, flags, NULL, &fglob) != 0) {
|
|
+ free(buf); buf = NULL;
|
|
return -1;
|
|
+ }
|
|
+
|
|
+ free(buf); buf = NULL;
|
|
+
|
|
+ for ( i=0; i < fglob.gl_pathc; i++) {
|
|
+ const char *path = fglob.gl_pathv[i];
|
|
+
|
|
+ if (bad_path(path)) continue;
|
|
+
|
|
+ if (!buf) {
|
|
+ if (asprintf(&newbuf, "\'%s\'", path) == -1) {
|
|
+ fprintf(stderr, "Out of memory\n");
|
|
+ goto err;
|
|
+ }
|
|
+ } else {
|
|
+ if (asprintf(&newbuf, "%s \'%s\'", buf, path) == -1) {
|
|
+ fprintf(stderr, "Out of memory\n");
|
|
+ goto err;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ free(buf); buf = newbuf;
|
|
+ newbuf = NULL;
|
|
+ }
|
|
+
|
|
+ if (buf) {
|
|
+ if (asprintf(&newbuf, "/usr/bin/rsync -trlHDq %s '%s'", buf, dst) == -1) {
|
|
+ fprintf(stderr, "Out of memory\n");
|
|
+ goto err;
|
|
+ }
|
|
+ *cmdbuf=newbuf;
|
|
+ }
|
|
+ else {
|
|
+ *cmdbuf=NULL;
|
|
+ }
|
|
+ rc = 0;
|
|
+
|
|
+err:
|
|
+ free(buf); buf = NULL;
|
|
+ globfree(&fglob);
|
|
+ return rc;
|
|
+}
|
|
+
|
|
+/**
|
|
+ * Clean up runtime temporary directory. Returns 0 if no problem was detected,
|
|
+ * >0 if some error was detected, but errors here are treated as non-fatal and
|
|
+ * left to tmpwatch to finish incomplete cleanup.
|
|
+ */
|
|
+static int cleanup_tmpdir(const char *tmpdir, const char *src,
|
|
+ struct passwd *pwd, int copy_content)
|
|
+{
|
|
+ char *cmdbuf = NULL;
|
|
+ int rc = 0;
|
|
+
|
|
+ /* rsync files back */
|
|
+ if (copy_content) {
|
|
+ if (asprintf(&cmdbuf, "/usr/bin/rsync --exclude=.X11-unix -utrlHDq --delete '%s/' '%s/'", tmpdir, src) == -1) {
|
|
+ fprintf(stderr, _("Out of memory\n"));
|
|
+ cmdbuf = NULL;
|
|
+ rc++;
|
|
+ }
|
|
+ if (cmdbuf && spawn_command(cmdbuf, pwd->pw_uid) != 0) {
|
|
+ fprintf(stderr, _("Failed to copy files from the runtime temporary directory\n"));
|
|
+ rc++;
|
|
+ }
|
|
+ free(cmdbuf); cmdbuf = NULL;
|
|
+ }
|
|
+
|
|
+ /* remove files from the runtime temporary directory */
|
|
+ if (asprintf(&cmdbuf, "/bin/rm -r '%s/' 2>/dev/null", tmpdir) == -1) {
|
|
+ fprintf(stderr, _("Out of memory\n"));
|
|
+ cmdbuf = NULL;
|
|
+ rc++;
|
|
+ }
|
|
+ /* this may fail if there's root-owned file left in the runtime tmpdir */
|
|
+ if (cmdbuf && spawn_command(cmdbuf, pwd->pw_uid) != 0) rc++;
|
|
+ free(cmdbuf); cmdbuf = NULL;
|
|
+
|
|
+ /* remove runtime temporary directory */
|
|
+ setfsuid(0);
|
|
+ if (rmdir(tmpdir) == -1)
|
|
+ fprintf(stderr, _("Failed to remove directory %s: %s\n"), tmpdir, strerror(errno));
|
|
+ setfsuid(pwd->pw_uid);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+/**
|
|
+ * seunshare will create a tmpdir in /tmp, with root ownership. The parent
|
|
+ * process waits for it child to exit to attempt to remove the directory. If
|
|
+ * it fails to remove the directory, we will need to rely on tmpreaper/tmpwatch
|
|
+ * to clean it up.
|
|
+ */
|
|
+static char *create_tmpdir(const char *src, struct stat *src_st,
|
|
+ struct stat *out_st, struct passwd *pwd, security_context_t execcon)
|
|
+{
|
|
+ char *tmpdir = NULL;
|
|
+ char *cmdbuf = NULL;
|
|
+ int fd_t = -1, fd_s = -1;
|
|
+ struct stat tmp_st;
|
|
+ security_context_t con = NULL;
|
|
+
|
|
+ /* get selinux context */
|
|
+ if (execcon) {
|
|
+ setfsuid(pwd->pw_uid);
|
|
+ if ((fd_s = open(src, O_RDONLY)) < 0) {
|
|
+ fprintf(stderr, _("Failed to open directory %s: %s\n"), src, strerror(errno));
|
|
+ goto err;
|
|
+ }
|
|
+ if (fstat(fd_s, &tmp_st) == -1) {
|
|
+ fprintf(stderr, _("Failed to stat directory %s: %s\n"), src, strerror(errno));
|
|
+ goto err;
|
|
+ }
|
|
+ if (!equal_stats(src_st, &tmp_st)) {
|
|
+ fprintf(stderr, _("Error: %s was replaced by a different directory\n"), src);
|
|
+ goto err;
|
|
+ }
|
|
+ if (fgetfilecon(fd_s, &con) == -1) {
|
|
+ fprintf(stderr, _("Failed to get context of the directory %s: %s\n"), src, strerror(errno));
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ /* ok to not reach this if there is an error */
|
|
+ setfsuid(0);
|
|
+ }
|
|
+
|
|
+ if (asprintf(&tmpdir, "/tmp/.sandbox-%s-XXXXXX", pwd->pw_name) == -1) {
|
|
+ fprintf(stderr, _("Out of memory\n"));
|
|
+ tmpdir = NULL;
|
|
+ goto err;
|
|
+ }
|
|
+ if (mkdtemp(tmpdir) == NULL) {
|
|
+ fprintf(stderr, _("Failed to create temporary directory: %s\n"), strerror(errno));
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ /* temporary directory must be owned by root:user */
|
|
+ if (verify_directory(tmpdir, NULL, out_st) < 0) {
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ if (check_owner_uid(0, tmpdir, out_st) < 0)
|
|
+ goto err;
|
|
+
|
|
+ if (check_owner_gid(getgid(), tmpdir, out_st) < 0)
|
|
+ goto err;
|
|
+
|
|
+ /* change permissions of the temporary directory */
|
|
+ if ((fd_t = open(tmpdir, O_RDONLY)) < 0) {
|
|
+ fprintf(stderr, _("Failed to open directory %s: %s\n"), tmpdir, strerror(errno));
|
|
+ goto err;
|
|
+ }
|
|
+ if (fstat(fd_t, &tmp_st) == -1) {
|
|
+ fprintf(stderr, _("Failed to stat directory %s: %s\n"), tmpdir, strerror(errno));
|
|
+ goto err;
|
|
+ }
|
|
+ if (!equal_stats(out_st, &tmp_st)) {
|
|
+ fprintf(stderr, _("Error: %s was replaced by a different directory\n"), tmpdir);
|
|
+ goto err;
|
|
+ }
|
|
+ if (fchmod(fd_t, 01770) == -1) {
|
|
+ fprintf(stderr, _("Unable to change mode on %s: %s\n"), tmpdir, strerror(errno));
|
|
+ goto err;
|
|
+ }
|
|
+ /* re-stat again to pick change mode */
|
|
+ if (fstat(fd_t, out_st) == -1) {
|
|
+ fprintf(stderr, _("Failed to stat directory %s: %s\n"), tmpdir, strerror(errno));
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ /* copy selinux context */
|
|
+ if (execcon) {
|
|
+ if (fsetfilecon(fd_t, con) == -1) {
|
|
+ fprintf(stderr, _("Failed to set context of the directory %s: %s\n"), tmpdir, strerror(errno));
|
|
+ goto err;
|
|
+ }
|
|
+ }
|
|
+
|
|
+ setfsuid(pwd->pw_uid);
|
|
+
|
|
+ if (rsynccmd(src, tmpdir, &cmdbuf) < 0) {
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ /* ok to not reach this if there is an error */
|
|
+ setfsuid(0);
|
|
+
|
|
+ if (cmdbuf && spawn_command(cmdbuf, pwd->pw_uid) != 0) {
|
|
+ fprintf(stderr, _("Failed to populate runtime temporary directory\n"));
|
|
+ cleanup_tmpdir(tmpdir, src, pwd, 0);
|
|
+ goto err;
|
|
+ }
|
|
+
|
|
+ goto good;
|
|
+err:
|
|
+ free(tmpdir); tmpdir = NULL;
|
|
+good:
|
|
+ free(cmdbuf); cmdbuf = NULL;
|
|
+ freecon(con); con = NULL;
|
|
+ if (fd_t >= 0) close(fd_t);
|
|
+ if (fd_s >= 0) close(fd_s);
|
|
+ return tmpdir;
|
|
+}
|
|
+
|
|
+#define PROC_BASE "/proc"
|
|
+
|
|
+static int
|
|
+killall (security_context_t execcon)
|
|
+{
|
|
+ DIR *dir;
|
|
+ security_context_t scon;
|
|
+ struct dirent *de;
|
|
+ pid_t *pid_table, pid, self;
|
|
+ int i;
|
|
+ int pids, max_pids;
|
|
+ int running = 0;
|
|
+ self = getpid();
|
|
+ if (!(dir = opendir(PROC_BASE))) {
|
|
+ return -1;
|
|
+ }
|
|
+ max_pids = 256;
|
|
+ pid_table = malloc(max_pids * sizeof (pid_t));
|
|
+ if (!pid_table) {
|
|
+ (void)closedir(dir);
|
|
+ return -1;
|
|
+ }
|
|
+ pids = 0;
|
|
+ context_t con;
|
|
+ con = context_new(execcon);
|
|
+ const char *mcs = context_range_get(con);
|
|
+ printf("mcs=%s\n", mcs);
|
|
+ while ((de = readdir (dir)) != NULL) {
|
|
+ if (!(pid = (pid_t)atoi(de->d_name)) || pid == self)
|
|
+ continue;
|
|
+
|
|
+ if (pids == max_pids) {
|
|
+ if (!(pid_table = realloc(pid_table, 2*pids*sizeof(pid_t)))) {
|
|
+ (void)closedir(dir);
|
|
+ return -1;
|
|
+ }
|
|
+ max_pids *= 2;
|
|
+ }
|
|
+ pid_table[pids++] = pid;
|
|
+ }
|
|
+
|
|
+ (void)closedir(dir);
|
|
+
|
|
+ for (i = 0; i < pids; i++) {
|
|
+ pid_t id = pid_table[i];
|
|
+
|
|
+ if (getpidcon(id, &scon) == 0) {
|
|
+
|
|
+ context_t pidcon = context_new(scon);
|
|
+ /* Attempt to kill remaining processes */
|
|
+ if (strcmp(context_range_get(pidcon), mcs) == 0)
|
|
+ kill(id, SIGKILL);
|
|
+
|
|
+ context_free(pidcon);
|
|
+ freecon(scon);
|
|
+ }
|
|
+ running++;
|
|
+ }
|
|
+
|
|
+ context_free(con);
|
|
+ free(pid_table);
|
|
+ return running;
|
|
}
|
|
|
|
int main(int argc, char **argv) {
|
|
- int rc;
|
|
int status = -1;
|
|
+ security_context_t execcon = NULL;
|
|
|
|
- security_context_t scontext = NULL;
|
|
-
|
|
- int flag_index; /* flag index in argv[] */
|
|
int clflag; /* holds codes for command line flags */
|
|
- char *tmpdir_s = NULL; /* tmpdir spec'd by user in argv[] */
|
|
+ int usecgroups = 0;
|
|
+ int kill_all = 0;
|
|
+
|
|
char *homedir_s = NULL; /* homedir spec'd by user in argv[] */
|
|
+ char *tmpdir_s = NULL; /* tmpdir spec'd by user in argv[] */
|
|
+ char *tmpdir_r = NULL; /* tmpdir created by seunshare */
|
|
+
|
|
+ struct stat st_homedir;
|
|
+ struct stat st_tmpdir_s;
|
|
+ struct stat st_tmpdir_r;
|
|
|
|
const struct option long_options[] = {
|
|
{"homedir", 1, 0, 'h'},
|
|
{"tmpdir", 1, 0, 't'},
|
|
+ {"kill", 1, 0, 'k'},
|
|
{"verbose", 1, 0, 'v'},
|
|
+ {"cgroups", 1, 0, 'c'},
|
|
{"context", 1, 0, 'Z'},
|
|
{"capabilities", 1, 0, 'C'},
|
|
{NULL, 0, 0, 0}
|
|
@@ -294,6 +857,12 @@ int main(int argc, char **argv) {
|
|
}
|
|
*/
|
|
|
|
+#ifdef USE_NLS
|
|
+ setlocale(LC_ALL, "");
|
|
+ bindtextdomain(PACKAGE, LOCALEDIR);
|
|
+ textdomain(PACKAGE);
|
|
+#endif
|
|
+
|
|
struct passwd *pwd=getpwuid(uid);
|
|
if (!pwd) {
|
|
perror(_("getpwduid failed"));
|
|
@@ -301,7 +870,7 @@ int main(int argc, char **argv) {
|
|
}
|
|
|
|
if (verify_shell(pwd->pw_shell) < 0) {
|
|
- fprintf(stderr, _("Error! Shell is not valid.\n"));
|
|
+ fprintf(stderr, _("Error: User shell is not valid\n"));
|
|
return -1;
|
|
}
|
|
|
|
@@ -312,28 +881,25 @@ int main(int argc, char **argv) {
|
|
|
|
switch (clflag) {
|
|
case 't':
|
|
- if (!(tmpdir_s = realpath(optarg, NULL))) {
|
|
- fprintf(stderr, _("Invalid mount point %s: %s\n"), optarg, strerror(errno));
|
|
- return -1;
|
|
- }
|
|
- if (verify_mount(tmpdir_s, pwd) < 0) return -1;
|
|
+ tmpdir_s = optarg;
|
|
+ break;
|
|
+ case 'k':
|
|
+ kill_all = 1;
|
|
break;
|
|
case 'h':
|
|
- if (!(homedir_s = realpath(optarg, NULL))) {
|
|
- fprintf(stderr, _("Invalid mount point %s: %s\n"), optarg, strerror(errno));
|
|
- return -1;
|
|
- }
|
|
- if (verify_mount(homedir_s, pwd) < 0) return -1;
|
|
- if (verify_mount(pwd->pw_dir, pwd) < 0) return -1;
|
|
+ homedir_s = optarg;
|
|
break;
|
|
case 'v':
|
|
- verbose = 1;
|
|
+ verbose++;
|
|
+ break;
|
|
+ case 'c':
|
|
+ usecgroups = 1;
|
|
break;
|
|
case 'C':
|
|
cap_set = CAPNG_SELECT_CAPS;
|
|
break;
|
|
case 'Z':
|
|
- scontext = strdup(optarg);
|
|
+ execcon = optarg;
|
|
break;
|
|
default:
|
|
fprintf(stderr, "%s\n", USAGE_STRING);
|
|
@@ -342,97 +908,131 @@ int main(int argc, char **argv) {
|
|
}
|
|
|
|
if (! homedir_s && ! tmpdir_s) {
|
|
- fprintf(stderr, _("Error: tmpdir and/or homedir required \n"),
|
|
- "%s\n", USAGE_STRING);
|
|
+ fprintf(stderr, _("Error: tmpdir and/or homedir required\n %s\n"), USAGE_STRING);
|
|
return -1;
|
|
}
|
|
|
|
if (argc - optind < 1) {
|
|
- fprintf(stderr, _("Error: executable required \n %s \n"), USAGE_STRING);
|
|
+ fprintf(stderr, _("Error: executable required\n %s\n"), USAGE_STRING);
|
|
return -1;
|
|
}
|
|
|
|
- if (set_signal_handles())
|
|
+ if (execcon && is_selinux_enabled() != 1) {
|
|
+ fprintf(stderr, _("Error: execution context specified, but SELinux is not enabled\n"));
|
|
return -1;
|
|
+ }
|
|
|
|
- if (unshare(CLONE_NEWNS) < 0) {
|
|
- perror(_("Failed to unshare"));
|
|
+ if (set_signal_handles())
|
|
return -1;
|
|
- }
|
|
|
|
- if (homedir_s && tmpdir_s && (strncmp(pwd->pw_dir, tmpdir_s, strlen(pwd->pw_dir)) == 0)) {
|
|
- if (seunshare_mount(tmpdir_s, "/tmp", pwd) < 0)
|
|
- return -1;
|
|
- if (seunshare_mount(homedir_s, pwd->pw_dir, pwd) < 0)
|
|
- return -1;
|
|
- } else {
|
|
- if (homedir_s && seunshare_mount(homedir_s, pwd->pw_dir, pwd) < 0)
|
|
- return -1;
|
|
-
|
|
- if (tmpdir_s && seunshare_mount(tmpdir_s, "/tmp", pwd) < 0)
|
|
- return -1;
|
|
- }
|
|
+ if (usecgroups && setup_cgroups() < 0)
|
|
+ return -1;
|
|
+
|
|
+ /* set fsuid to ruid */
|
|
+ /* Changing fsuid is usually required when user-specified directory is
|
|
+ * on an NFS mount. It's also desired to avoid leaking info about
|
|
+ * existence of the files not accessible to the user. */
|
|
+ setfsuid(uid);
|
|
+
|
|
+ /* verify homedir and tmpdir */
|
|
+ if (homedir_s && (
|
|
+ verify_directory(homedir_s, NULL, &st_homedir) < 0 ||
|
|
+ check_owner_uid(uid, homedir_s, &st_homedir))) return -1;
|
|
+ if (tmpdir_s && (
|
|
+ verify_directory(tmpdir_s, NULL, &st_tmpdir_s) < 0 ||
|
|
+ check_owner_uid(uid, tmpdir_s, &st_tmpdir_s))) return -1;
|
|
+ setfsuid(0);
|
|
|
|
- if (drop_privs(uid))
|
|
+ /* create runtime tmpdir */
|
|
+ if (tmpdir_s && (tmpdir_r = create_tmpdir(tmpdir_s, &st_tmpdir_s,
|
|
+ &st_tmpdir_r, pwd, execcon)) == NULL) {
|
|
+ fprintf(stderr, _("Failed to create runtime temporary directory\n"));
|
|
return -1;
|
|
+ }
|
|
|
|
- int child = fork();
|
|
+ /* spawn child process */
|
|
+ child = fork();
|
|
if (child == -1) {
|
|
perror(_("Unable to fork"));
|
|
- return -1;
|
|
+ goto err;
|
|
}
|
|
|
|
- if (!child) {
|
|
- char *display=NULL;
|
|
- /* Construct a new environment */
|
|
- char *d = getenv("DISPLAY");
|
|
- if (d) {
|
|
- display = strdup(d);
|
|
- if (!display) {
|
|
- perror(_("Out of memory"));
|
|
- exit(-1);
|
|
- }
|
|
- }
|
|
+ if (child == 0) {
|
|
+ char *display = NULL;
|
|
+ int rc = -1;
|
|
|
|
- if ((rc = clearenv())) {
|
|
- perror(_("Unable to clear environment"));
|
|
- free(display);
|
|
- exit(-1);
|
|
+ if (unshare(CLONE_NEWNS) < 0) {
|
|
+ perror(_("Failed to unshare"));
|
|
+ goto childerr;
|
|
}
|
|
|
|
- if (scontext) {
|
|
- if (setexeccon(scontext)) {
|
|
- fprintf(stderr, _("Could not set exec context to %s.\n"),
|
|
- scontext);
|
|
- free(display);
|
|
- exit(-1);
|
|
+ /* assume fsuid==ruid after this point */
|
|
+ setfsuid(uid);
|
|
+
|
|
+ /* mount homedir and tmpdir, in this order */
|
|
+ if (homedir_s && seunshare_mount(homedir_s, pwd->pw_dir,
|
|
+ &st_homedir) != 0) goto childerr;
|
|
+ if (tmpdir_s && seunshare_mount(tmpdir_r, "/tmp",
|
|
+ &st_tmpdir_r) != 0) goto childerr;
|
|
+
|
|
+ if (drop_privs(uid) != 0) goto childerr;
|
|
+
|
|
+ /* construct a new environment */
|
|
+ if ((display = getenv("DISPLAY")) != NULL) {
|
|
+ if ((display = strdup(display)) == NULL) {
|
|
+ perror(_("Out of memory"));
|
|
+ goto childerr;
|
|
}
|
|
}
|
|
-
|
|
- if (display)
|
|
+ if ((rc = clearenv()) != 0) {
|
|
+ perror(_("Failed to clear environment"));
|
|
+ goto childerr;
|
|
+ }
|
|
+ if (display)
|
|
rc |= setenv("DISPLAY", display, 1);
|
|
rc |= setenv("HOME", pwd->pw_dir, 1);
|
|
rc |= setenv("SHELL", pwd->pw_shell, 1);
|
|
rc |= setenv("USER", pwd->pw_name, 1);
|
|
rc |= setenv("LOGNAME", pwd->pw_name, 1);
|
|
rc |= setenv("PATH", DEFAULT_PATH, 1);
|
|
-
|
|
+ if (rc != 0) {
|
|
+ fprintf(stderr, _("Failed to construct environment\n"));
|
|
+ goto childerr;
|
|
+ }
|
|
+
|
|
+ /* selinux context */
|
|
+ if (execcon && setexeccon(execcon) != 0) {
|
|
+ fprintf(stderr, _("Could not set exec context to %s.\n"), execcon);
|
|
+ goto childerr;
|
|
+ }
|
|
+
|
|
if (chdir(pwd->pw_dir)) {
|
|
perror(_("Failed to change dir to homedir"));
|
|
- exit(-1);
|
|
+ goto childerr;
|
|
}
|
|
setsid();
|
|
execv(argv[optind], argv + optind);
|
|
+ fprintf(stderr, _("Failed to execute command %s: %s\n"), argv[optind], strerror(errno));
|
|
+childerr:
|
|
free(display);
|
|
- perror("execv");
|
|
exit(-1);
|
|
- } else {
|
|
- waitpid(child, &status, 0);
|
|
}
|
|
|
|
- free(tmpdir_s);
|
|
- free(homedir_s);
|
|
- free(scontext);
|
|
+ drop_caps();
|
|
+
|
|
+ /* parent waits for child exit to do the cleanup */
|
|
+ waitpid(child, &status, 0);
|
|
+ status_to_retval(status, status);
|
|
+
|
|
+ /* Make sure all child processes exit */
|
|
+ kill(-child,SIGTERM);
|
|
+
|
|
+ if (execcon && kill_all)
|
|
+ killall(execcon);
|
|
+
|
|
+ if (tmpdir_r) cleanup_tmpdir(tmpdir_r, tmpdir_s, pwd, 1);
|
|
|
|
+err:
|
|
+ free(tmpdir_r);
|
|
return status;
|
|
}
|
|
diff --git a/policycoreutils/scripts/fixfiles b/policycoreutils/scripts/fixfiles
|
|
index e4e5f0d..27dcccf 100755
|
|
--- a/policycoreutils/scripts/fixfiles
|
|
+++ b/policycoreutils/scripts/fixfiles
|
|
@@ -103,7 +103,7 @@ exclude_dirs_from_relabelling() {
|
|
|
|
exclude_dirs() {
|
|
exclude=
|
|
- for i in /home /root /tmp /dev; do
|
|
+ for i in /var/lib/BackupPC /home /tmp /dev; do
|
|
[ -e $i ] && exclude="$exclude -e $i";
|
|
done
|
|
exclude="$exclude `exclude_dirs_from_relabelling`"
|
|
diff --git a/policycoreutils/semanage/default_encoding/Makefile b/policycoreutils/semanage/default_encoding/Makefile
|
|
new file mode 100644
|
|
index 0000000..e15a877
|
|
--- /dev/null
|
|
+++ b/policycoreutils/semanage/default_encoding/Makefile
|
|
@@ -0,0 +1,8 @@
|
|
+all:
|
|
+ LDFLAGS="" python setup.py build
|
|
+
|
|
+install: all
|
|
+ LDFLAGS="" python setup.py install --root=$(DESTDIR)/
|
|
+
|
|
+clean:
|
|
+ rm -rf build *~
|
|
diff --git a/policycoreutils/semanage/default_encoding/default_encoding.c b/policycoreutils/semanage/default_encoding/default_encoding.c
|
|
new file mode 100644
|
|
index 0000000..2ba4870
|
|
--- /dev/null
|
|
+++ b/policycoreutils/semanage/default_encoding/default_encoding.c
|
|
@@ -0,0 +1,59 @@
|
|
+/*
|
|
+ * Authors:
|
|
+ * John Dennis <jdennis@redhat.com>
|
|
+ *
|
|
+ * Copyright (C) 2009 Red Hat
|
|
+ * see file 'COPYING' for use and warranty information
|
|
+ *
|
|
+ * This program is free software; you can redistribute it and/or
|
|
+ * modify it under the terms of the GNU General Public License as
|
|
+ * published by the Free Software Foundation.
|
|
+ *
|
|
+ * This program is distributed in the hope that it will be useful,
|
|
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
+ * GNU General Public License for more details.
|
|
+ *
|
|
+ * You should have received a copy of the GNU General Public License
|
|
+ * along with this program; if not, write to the Free Software
|
|
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
+ */
|
|
+
|
|
+#include <Python.h>
|
|
+
|
|
+PyDoc_STRVAR(setdefaultencoding_doc,
|
|
+"setdefaultencoding(encoding='utf-8')\n\
|
|
+\n\
|
|
+Set the current default string encoding used by the Unicode implementation.\n\
|
|
+Defaults to utf-8."
|
|
+);
|
|
+
|
|
+static PyObject *
|
|
+setdefaultencoding(PyObject *self, PyObject *args, PyObject *kwds)
|
|
+{
|
|
+ static char *kwlist[] = {"utf-8", NULL};
|
|
+ char *encoding;
|
|
+
|
|
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "s:setdefaultencoding", kwlist, &encoding))
|
|
+ return NULL;
|
|
+
|
|
+ if (PyUnicode_SetDefaultEncoding(encoding))
|
|
+ return NULL;
|
|
+
|
|
+ Py_RETURN_NONE;
|
|
+}
|
|
+
|
|
+static PyMethodDef methods[] = {
|
|
+ {"setdefaultencoding", (PyCFunction)setdefaultencoding, METH_VARARGS|METH_KEYWORDS, setdefaultencoding_doc},
|
|
+ {NULL, NULL} /* sentinel */
|
|
+};
|
|
+
|
|
+
|
|
+PyMODINIT_FUNC
|
|
+initdefault_encoding_utf8(void)
|
|
+{
|
|
+ PyObject* m;
|
|
+
|
|
+ PyUnicode_SetDefaultEncoding("utf-8");
|
|
+ m = Py_InitModule3("default_encoding_utf8", methods, "Forces the default encoding to utf-8");
|
|
+}
|
|
diff --git a/policycoreutils/semanage/default_encoding/policycoreutils/__init__.py b/policycoreutils/semanage/default_encoding/policycoreutils/__init__.py
|
|
new file mode 100644
|
|
index 0000000..ccb6b8b
|
|
--- /dev/null
|
|
+++ b/policycoreutils/semanage/default_encoding/policycoreutils/__init__.py
|
|
@@ -0,0 +1,17 @@
|
|
+#
|
|
+# Copyright (C) 2006,2007,2008, 2009 Red Hat, Inc.
|
|
+#
|
|
+# This program is free software; you can redistribute it and/or modify
|
|
+# it under the terms of the GNU General Public License as published by
|
|
+# the Free Software Foundation; either version 2 of the License, or
|
|
+# (at your option) any later version.
|
|
+#
|
|
+# This program is distributed in the hope that it will be useful,
|
|
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
+# GNU General Public License for more details.
|
|
+#
|
|
+# You should have received a copy of the GNU General Public License
|
|
+# along with this program; if not, write to the Free Software
|
|
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
+#
|
|
diff --git a/policycoreutils/semanage/default_encoding/setup.py b/policycoreutils/semanage/default_encoding/setup.py
|
|
new file mode 100644
|
|
index 0000000..e2befdb
|
|
--- /dev/null
|
|
+++ b/policycoreutils/semanage/default_encoding/setup.py
|
|
@@ -0,0 +1,38 @@
|
|
+# Authors:
|
|
+# John Dennis <jdennis@redhat.com>
|
|
+#
|
|
+# Copyright (C) 2009 Red Hat
|
|
+# see file 'COPYING' for use and warranty information
|
|
+#
|
|
+# This program is free software; you can redistribute it and/or
|
|
+# modify it under the terms of the GNU General Public License as
|
|
+# published by the Free Software Foundation.
|
|
+#
|
|
+# This program is distributed in the hope that it will be useful,
|
|
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
+# GNU General Public License for more details.
|
|
+#
|
|
+# You should have received a copy of the GNU General Public License
|
|
+# along with this program; if not, write to the Free Software
|
|
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
+
|
|
+from distutils.core import setup, Extension
|
|
+
|
|
+default_encoding_utf8 = Extension('policycoreutils.default_encoding_utf8', ['default_encoding.c'])
|
|
+
|
|
+setup(name = 'policycoreutils-default-encoding',
|
|
+ version = '0.1',
|
|
+ description = 'Forces the default encoding in Python to be utf-8',
|
|
+ long_description = 'Forces the default encoding in Python to be utf-8',
|
|
+ author = 'John Dennis',
|
|
+ author_email = 'jdennis@redhat.com',
|
|
+ maintainer = 'John Dennis',
|
|
+ maintainer_email = 'jdennis@redhat.com',
|
|
+ license = 'GPLv3+',
|
|
+ platforms = 'posix',
|
|
+ url = '',
|
|
+ download_url = '',
|
|
+ ext_modules = [default_encoding_utf8],
|
|
+ packages=["policycoreutils"],
|
|
+)
|
|
diff --git a/policycoreutils/semanage/semanage b/policycoreutils/semanage/semanage
|
|
index 0140cd2..2c0cfdd 100644
|
|
--- a/policycoreutils/semanage/semanage
|
|
+++ b/policycoreutils/semanage/semanage
|
|
@@ -20,6 +20,7 @@
|
|
# 02111-1307 USA
|
|
#
|
|
#
|
|
+import policycoreutils.default_encoding_utf8
|
|
import sys, getopt, re
|
|
import seobject
|
|
import selinux
|
|
@@ -32,7 +33,7 @@ gettext.textdomain(PROGNAME)
|
|
try:
|
|
gettext.install(PROGNAME,
|
|
localedir="/usr/share/locale",
|
|
- unicode=False,
|
|
+ unicode=True,
|
|
codeset = 'utf-8')
|
|
except IOError:
|
|
import __builtin__
|
|
@@ -283,11 +284,14 @@ Object-specific Options (see above):
|
|
equal = a
|
|
|
|
if o == "--enable":
|
|
- set_action(o)
|
|
+ if disable:
|
|
+ raise ValueError(_("You can't disable and enable at the same time"))
|
|
+
|
|
enable = True
|
|
|
|
if o == "--disable":
|
|
- set_action(o)
|
|
+ if enable:
|
|
+ raise ValueError(_("You can't disable and enable at the same time"))
|
|
disable = True
|
|
|
|
if o == "-F" or o == "--file":
|
|
@@ -338,9 +342,11 @@ Object-specific Options (see above):
|
|
|
|
if o == "--on" or o == "-1":
|
|
value = "on"
|
|
+ modify = True
|
|
|
|
if o == "--off" or o == "-0":
|
|
value = "off"
|
|
+ modify = True
|
|
|
|
if object == "login":
|
|
OBJECT = seobject.loginRecords(store)
|
|
@@ -362,6 +368,8 @@ Object-specific Options (see above):
|
|
|
|
if object == "boolean":
|
|
OBJECT = seobject.booleanRecords(store)
|
|
+ if use_file:
|
|
+ modify = True
|
|
|
|
if object == "module":
|
|
OBJECT = seobject.moduleRecords(store)
|
|
@@ -500,31 +508,36 @@ Object-specific Options (see above):
|
|
if len(sys.argv) < 3:
|
|
usage(_("Requires 2 or more arguments"))
|
|
|
|
- gopts, cmds = getopt.getopt(sys.argv[1:],
|
|
- '01adf:i:lhmno:p:s:FCDR:L:r:t:T:P:S:',
|
|
- ['add',
|
|
- 'delete',
|
|
- 'deleteall',
|
|
- 'ftype=',
|
|
- 'file',
|
|
- 'help',
|
|
- 'input=',
|
|
- 'list',
|
|
- 'modify',
|
|
- 'noheading',
|
|
- 'localist',
|
|
- 'off',
|
|
- 'on',
|
|
- 'output=',
|
|
- 'proto=',
|
|
- 'seuser=',
|
|
- 'store=',
|
|
- 'range=',
|
|
- 'level=',
|
|
- 'roles=',
|
|
- 'type=',
|
|
- 'prefix='
|
|
- ])
|
|
+ try:
|
|
+ gopts, cmds = getopt.getopt(sys.argv[1:],
|
|
+ '01adf:i:lhmno:p:s:FCDR:L:r:t:T:P:S:',
|
|
+ ['add',
|
|
+ 'delete',
|
|
+ 'deleteall',
|
|
+ 'ftype=',
|
|
+ 'file',
|
|
+ 'help',
|
|
+ 'input=',
|
|
+ 'list',
|
|
+ 'modify',
|
|
+ 'noheading',
|
|
+ 'localist',
|
|
+ 'off',
|
|
+ 'on',
|
|
+ 'output=',
|
|
+ 'proto=',
|
|
+ 'seuser=',
|
|
+ 'store=',
|
|
+ 'range=',
|
|
+ 'level=',
|
|
+ 'roles=',
|
|
+ 'type=',
|
|
+ 'trans=',
|
|
+ 'prefix='
|
|
+ ])
|
|
+ except getopt.error, error:
|
|
+ usage(_("Options Error %s ") % error.msg)
|
|
+
|
|
for o, a in gopts:
|
|
if o == "-S" or o == '--store':
|
|
store = a
|
|
@@ -554,8 +567,6 @@ Object-specific Options (see above):
|
|
else:
|
|
process_args(sys.argv[1:])
|
|
|
|
- except getopt.error, error:
|
|
- usage(_("Options Error %s ") % error.msg)
|
|
except ValueError, error:
|
|
errorExit(error.args[0])
|
|
except KeyError, error:
|
|
@@ -564,3 +575,5 @@ Object-specific Options (see above):
|
|
errorExit(error.args[1])
|
|
except OSError, error:
|
|
errorExit(error.args[1])
|
|
+ except RuntimeError, error:
|
|
+ errorExit(error.args[0])
|
|
diff --git a/policycoreutils/semanage/seobject.py b/policycoreutils/semanage/seobject.py
|
|
index 6842b07..7f11c4e 100644
|
|
--- a/policycoreutils/semanage/seobject.py
|
|
+++ b/policycoreutils/semanage/seobject.py
|
|
@@ -1,5 +1,5 @@
|
|
#! /usr/bin/python -E
|
|
-# Copyright (C) 2005, 2006, 2007, 2008, 2009 Red Hat
|
|
+# Copyright (C) 2005-2011 2009 Red Hat
|
|
# see file 'COPYING' for use and warranty information
|
|
#
|
|
# semanage is a tool for managing SELinux configuration files
|
|
@@ -30,11 +30,10 @@ from IPy import IP
|
|
import gettext
|
|
gettext.bindtextdomain(PROGNAME, "/usr/share/locale")
|
|
gettext.textdomain(PROGNAME)
|
|
-try:
|
|
- gettext.install(PROGNAME, localedir = "/usr/share/locale", unicode = 1)
|
|
-except IOError:
|
|
- import __builtin__
|
|
- __builtin__.__dict__['_'] = unicode
|
|
+
|
|
+import gettext
|
|
+translation=gettext.translation(PROGNAME, localedir = "/usr/share/locale", fallback=True)
|
|
+_=translation.ugettext
|
|
|
|
import syslog
|
|
|
|
@@ -161,10 +160,12 @@ def untranslate(trans, prepend = 1):
|
|
return trans
|
|
else:
|
|
return raw
|
|
-
|
|
+
|
|
class semanageRecords:
|
|
transaction = False
|
|
handle = None
|
|
+ store = None
|
|
+
|
|
def __init__(self, store):
|
|
global handle
|
|
|
|
@@ -182,7 +183,7 @@ class semanageRecords:
|
|
|
|
if not semanageRecords.transaction and store != "":
|
|
semanage_select_store(handle, store, SEMANAGE_CON_DIRECT);
|
|
- semanageRecords.store = store
|
|
+ semanageRecords.store = store
|
|
|
|
if not semanage_is_managed(handle):
|
|
semanage_handle_destroy(handle)
|
|
@@ -253,9 +254,13 @@ class moduleRecords(semanageRecords):
|
|
return l
|
|
|
|
def list(self, heading = 1, locallist = 0):
|
|
+ all = self.get_all()
|
|
+ if len(all) == 0:
|
|
+ return
|
|
+
|
|
if heading:
|
|
print "\n%-25s%-10s\n" % (_("Modules Name"), _("Version"))
|
|
- for t in self.get_all():
|
|
+ for t in all:
|
|
if t[2] == 0:
|
|
disabled = _("Disabled")
|
|
else:
|
|
@@ -328,11 +333,14 @@ class permissiveRecords(semanageRecords):
|
|
name = semanage_module_get_name(mod)
|
|
if name and name.startswith("permissive_"):
|
|
l.append(name.split("permissive_")[1])
|
|
+
|
|
return l
|
|
|
|
def list(self, heading = 1, locallist = 0):
|
|
import setools
|
|
all = map(lambda y: y["name"], filter(lambda x: x["permissive"], setools.seinfo(setools.TYPE)))
|
|
+ if len(all) == 0:
|
|
+ return
|
|
|
|
if heading:
|
|
print "\n%-25s\n" % (_("Builtin Permissive Types"))
|
|
@@ -340,6 +348,10 @@ class permissiveRecords(semanageRecords):
|
|
for t in all:
|
|
if t not in customized:
|
|
print t
|
|
+
|
|
+ if len(customized) == 0:
|
|
+ return
|
|
+
|
|
if heading:
|
|
print "\n%-25s\n" % (_("Customized Permissive Types"))
|
|
for t in customized:
|
|
@@ -420,7 +432,9 @@ class loginRecords(semanageRecords):
|
|
if rc < 0:
|
|
raise ValueError(_("Could not check if login mapping for %s is defined") % name)
|
|
if exists:
|
|
- raise ValueError(_("Login mapping for %s is already defined") % name)
|
|
+ semanage_seuser_key_free(k)
|
|
+ return self.__modify(name, sename, serange)
|
|
+
|
|
if name[0] == '%':
|
|
try:
|
|
grp.getgrnam(name[1:])
|
|
@@ -588,7 +602,10 @@ class loginRecords(semanageRecords):
|
|
def list(self,heading = 1, locallist = 0):
|
|
ddict = self.get_all(locallist)
|
|
keys = ddict.keys()
|
|
+ if len(keys) == 0:
|
|
+ return
|
|
keys.sort()
|
|
+
|
|
if is_mls_enabled == 1:
|
|
if heading:
|
|
print "\n%-25s %-25s %-25s\n" % (_("Login Name"), _("SELinux User"), _("MLS/MCS Range"))
|
|
@@ -627,7 +644,8 @@ class seluserRecords(semanageRecords):
|
|
if rc < 0:
|
|
raise ValueError(_("Could not check if SELinux user %s is defined") % name)
|
|
if exists:
|
|
- raise ValueError(_("SELinux user %s is already defined") % name)
|
|
+ semanage_user_key_free(k)
|
|
+ return self.__modify(name, roles, selevel, serange, prefix)
|
|
|
|
(rc, u) = semanage_user_create(self.sh)
|
|
if rc < 0:
|
|
@@ -820,7 +838,10 @@ class seluserRecords(semanageRecords):
|
|
def list(self, heading = 1, locallist = 0):
|
|
ddict = self.get_all(locallist)
|
|
keys = ddict.keys()
|
|
+ if len(keys) == 0:
|
|
+ return
|
|
keys.sort()
|
|
+
|
|
if is_mls_enabled == 1:
|
|
if heading:
|
|
print "\n%-15s %-10s %-10s %-30s" % ("", _("Labeling"), _("MLS/"), _("MLS/"))
|
|
@@ -864,6 +885,7 @@ class portRecords(semanageRecords):
|
|
return ( k, proto_d, low, high )
|
|
|
|
def __add(self, port, proto, serange, type):
|
|
+
|
|
if is_mls_enabled == 1:
|
|
if serange == "":
|
|
serange = "s0"
|
|
@@ -926,6 +948,7 @@ class portRecords(semanageRecords):
|
|
self.commit()
|
|
|
|
def __modify(self, port, proto, serange, setype):
|
|
+
|
|
if serange == "" and setype == "":
|
|
if is_mls_enabled == 1:
|
|
raise ValueError(_("Requires setype or serange"))
|
|
@@ -1073,11 +1096,14 @@ class portRecords(semanageRecords):
|
|
return l
|
|
|
|
def list(self, heading = 1, locallist = 0):
|
|
- if heading:
|
|
- print "%-30s %-8s %s\n" % (_("SELinux Port Type"), _("Proto"), _("Port Number"))
|
|
ddict = self.get_all_by_type(locallist)
|
|
keys = ddict.keys()
|
|
+ if len(keys) == 0:
|
|
+ return
|
|
keys.sort()
|
|
+
|
|
+ if heading:
|
|
+ print "%-30s %-8s %s\n" % (_("SELinux Port Type"), _("Proto"), _("Port Number"))
|
|
for i in keys:
|
|
rec = "%-30s %-8s " % i
|
|
rec += "%s" % ddict[i][0]
|
|
@@ -1136,7 +1162,8 @@ class nodeRecords(semanageRecords):
|
|
|
|
(rc, exists) = semanage_node_exists(self.sh, k)
|
|
if exists:
|
|
- raise ValueError(_("Addr %s already defined") % addr)
|
|
+ semanage_node_key_free(k)
|
|
+ return self.__modify(addr, mask, self.protocol[proto], serange, ctype)
|
|
|
|
(rc, node) = semanage_node_create(self.sh)
|
|
if rc < 0:
|
|
@@ -1152,7 +1179,6 @@ class nodeRecords(semanageRecords):
|
|
if rc < 0:
|
|
raise ValueError(_("Could not set mask for %s") % addr)
|
|
|
|
-
|
|
rc = semanage_context_set_user(self.sh, con, "system_u")
|
|
if rc < 0:
|
|
raise ValueError(_("Could not set user in addr context for %s") % addr)
|
|
@@ -1204,12 +1230,11 @@ class nodeRecords(semanageRecords):
|
|
if not exists:
|
|
raise ValueError(_("Addr %s is not defined") % addr)
|
|
|
|
- (rc, node) = semanage_node_query(self.sh, k)
|
|
+ (rc, node) = semanage_node_query_local(self.sh, k)
|
|
if rc < 0:
|
|
raise ValueError(_("Could not query addr %s") % addr)
|
|
|
|
con = semanage_node_get_con(node)
|
|
-
|
|
if serange != "":
|
|
semanage_context_set_mls(self.sh, con, untranslate(serange))
|
|
if setype != "":
|
|
@@ -1296,11 +1321,14 @@ class nodeRecords(semanageRecords):
|
|
return l
|
|
|
|
def list(self, heading = 1, locallist = 0):
|
|
- if heading:
|
|
- print "%-18s %-18s %-5s %-5s\n" % ("IP Address", "Netmask", "Protocol", "Context")
|
|
ddict = self.get_all(locallist)
|
|
keys = ddict.keys()
|
|
+ if len(keys) == 0:
|
|
+ return
|
|
keys.sort()
|
|
+
|
|
+ if heading:
|
|
+ print "%-18s %-18s %-5s %-5s\n" % ("IP Address", "Netmask", "Protocol", "Context")
|
|
if is_mls_enabled:
|
|
for k in keys:
|
|
val = ''
|
|
@@ -1334,7 +1362,8 @@ class interfaceRecords(semanageRecords):
|
|
if rc < 0:
|
|
raise ValueError(_("Could not check if interface %s is defined") % interface)
|
|
if exists:
|
|
- raise ValueError(_("Interface %s already defined") % interface)
|
|
+ semanage_iface_key_free(k)
|
|
+ return self.__modify(interface, serange, ctype)
|
|
|
|
(rc, iface) = semanage_iface_create(self.sh)
|
|
if rc < 0:
|
|
@@ -1483,11 +1512,14 @@ class interfaceRecords(semanageRecords):
|
|
return l
|
|
|
|
def list(self, heading = 1, locallist = 0):
|
|
- if heading:
|
|
- print "%-30s %s\n" % (_("SELinux Interface"), _("Context"))
|
|
ddict = self.get_all(locallist)
|
|
keys = ddict.keys()
|
|
+ if len(keys) == 0:
|
|
+ return
|
|
keys.sort()
|
|
+
|
|
+ if heading:
|
|
+ print "%-30s %s\n" % (_("SELinux Interface"), _("Context"))
|
|
if is_mls_enabled:
|
|
for k in keys:
|
|
print "%-30s %s:%s:%s:%s " % (k,ddict[k][0], ddict[k][1],ddict[k][2], translate(ddict[k][3], False))
|
|
@@ -1592,7 +1624,8 @@ class fcontextRecords(semanageRecords):
|
|
raise ValueError(_("Could not check if file context for %s is defined") % target)
|
|
|
|
if exists:
|
|
- raise ValueError(_("File context for %s already defined") % target)
|
|
+ semanage_fcontext_key_free(k)
|
|
+ return self.__modify(target, type, ftype, serange, seuser)
|
|
|
|
(rc, fcontext) = semanage_fcontext_create(self.sh)
|
|
if rc < 0:
|
|
@@ -1783,11 +1816,14 @@ class fcontextRecords(semanageRecords):
|
|
return l
|
|
|
|
def list(self, heading = 1, locallist = 0 ):
|
|
- if heading:
|
|
- print "%-50s %-18s %s\n" % (_("SELinux fcontext"), _("type"), _("Context"))
|
|
fcon_dict = self.get_all(locallist)
|
|
keys = fcon_dict.keys()
|
|
+ if len(keys) == 0:
|
|
+ return
|
|
keys.sort()
|
|
+
|
|
+ if heading:
|
|
+ print "%-50s %-18s %s\n" % (_("SELinux fcontext"), _("type"), _("Context"))
|
|
for k in keys:
|
|
if fcon_dict[k]:
|
|
if is_mls_enabled:
|
|
@@ -1814,6 +1850,18 @@ class booleanRecords(semanageRecords):
|
|
self.dict["1"] = 1
|
|
self.dict["0"] = 0
|
|
|
|
+ try:
|
|
+ rc, self.current_booleans = selinux.security_get_boolean_names()
|
|
+ rc, ptype = selinux.selinux_getpolicytype()
|
|
+ except:
|
|
+ self.current_booleans = []
|
|
+ ptype = None
|
|
+
|
|
+ if self.store == None or self.store == ptype:
|
|
+ self.modify_local = True
|
|
+ else:
|
|
+ self.modify_local = False
|
|
+
|
|
def __mod(self, name, value):
|
|
(rc, k) = semanage_bool_key_create(self.sh, name)
|
|
if rc < 0:
|
|
@@ -1833,9 +1881,10 @@ class booleanRecords(semanageRecords):
|
|
else:
|
|
raise ValueError(_("You must specify one of the following values: %s") % ", ".join(self.dict.keys()) )
|
|
|
|
- rc = semanage_bool_set_active(self.sh, k, b)
|
|
- if rc < 0:
|
|
- raise ValueError(_("Could not set active value of boolean %s") % name)
|
|
+ if self.modify_local and name in self.current_booleans:
|
|
+ rc = semanage_bool_set_active(self.sh, k, b)
|
|
+ if rc < 0:
|
|
+ raise ValueError(_("Could not set active value of boolean %s") % name)
|
|
rc = semanage_bool_modify_local(self.sh, k, b)
|
|
if rc < 0:
|
|
raise ValueError(_("Could not modify boolean %s") % name)
|
|
@@ -1918,8 +1967,12 @@ class booleanRecords(semanageRecords):
|
|
value = []
|
|
name = semanage_bool_get_name(boolean)
|
|
value.append(semanage_bool_get_value(boolean))
|
|
- value.append(selinux.security_get_boolean_pending(name))
|
|
- value.append(selinux.security_get_boolean_active(name))
|
|
+ if self.modify_local and boolean in self.current_booleans:
|
|
+ value.append(selinux.security_get_boolean_pending(name))
|
|
+ value.append(selinux.security_get_boolean_active(name))
|
|
+ else:
|
|
+ value.append(value[0])
|
|
+ value.append(value[0])
|
|
ddict[name] = value
|
|
|
|
return ddict
|
|
@@ -1952,11 +2005,13 @@ class booleanRecords(semanageRecords):
|
|
if ddict[k]:
|
|
print "%s=%s" % (k, ddict[k][2])
|
|
return
|
|
- if heading:
|
|
- print "%-40s %s\n" % (_("SELinux boolean"), _("Description"))
|
|
ddict = self.get_all(locallist)
|
|
keys = ddict.keys()
|
|
+ if len(keys) == 0:
|
|
+ return
|
|
+
|
|
+ if heading:
|
|
+ print "%-30s %s %s %s\n" % (_("SELinux boolean"),_("State"), _("Default"), _("Description"))
|
|
for k in keys:
|
|
if ddict[k]:
|
|
- print "%-30s -> %-5s %s" % (k, on_off[ddict[k][2]], self.get_desc(k))
|
|
-
|
|
+ print "%-30s (%-5s,%5s) %s" % (k, on_off[selinux.security_get_boolean_active(k)], on_off[ddict[k][2]], self.get_desc(k))
|
|
diff --git a/policycoreutils/sepolgen-ifgen/.gitignore b/policycoreutils/sepolgen-ifgen/.gitignore
|
|
new file mode 100644
|
|
index 0000000..3816d2e
|
|
--- /dev/null
|
|
+++ b/policycoreutils/sepolgen-ifgen/.gitignore
|
|
@@ -0,0 +1 @@
|
|
+sepolgen-ifgen-attr-helper
|
|
diff --git a/policycoreutils/sepolgen-ifgen/Makefile b/policycoreutils/sepolgen-ifgen/Makefile
|
|
new file mode 100644
|
|
index 0000000..99f8fd0
|
|
--- /dev/null
|
|
+++ b/policycoreutils/sepolgen-ifgen/Makefile
|
|
@@ -0,0 +1,25 @@
|
|
+# Installation directories.
|
|
+PREFIX ?= ${DESTDIR}/usr
|
|
+BINDIR ?= $(PREFIX)/bin
|
|
+LIBDIR ?= ${PREFIX}/lib
|
|
+INCLUDEDIR ?= $(PREFIX)/include
|
|
+
|
|
+CFLAGS ?= -Werror -Wall -W
|
|
+override CFLAGS += -I$(INCLUDEDIR)
|
|
+LDLIBS = $(LIBDIR)/libsepol.a
|
|
+
|
|
+all: sepolgen-ifgen-attr-helper
|
|
+
|
|
+sepolgen-ifgen-attr-helper: sepolgen-ifgen-attr-helper.o
|
|
+
|
|
+install: all
|
|
+ -mkdir -p $(BINDIR)
|
|
+ install -m 755 sepolgen-ifgen-attr-helper $(BINDIR)
|
|
+
|
|
+clean:
|
|
+ rm -f *~ *.o sepolgen-ifgen-attr-helper
|
|
+
|
|
+indent:
|
|
+ ../../scripts/Lindent $(wildcard *.[ch])
|
|
+
|
|
+relabel: ;
|
|
diff --git a/policycoreutils/sepolgen-ifgen/sepolgen-ifgen-attr-helper.c b/policycoreutils/sepolgen-ifgen/sepolgen-ifgen-attr-helper.c
|
|
new file mode 100644
|
|
index 0000000..1ce37b0
|
|
--- /dev/null
|
|
+++ b/policycoreutils/sepolgen-ifgen/sepolgen-ifgen-attr-helper.c
|
|
@@ -0,0 +1,232 @@
|
|
+/* Authors: Frank Mayer <mayerf@tresys.com>
|
|
+ * and Karl MacMillan <kmacmillan@tresys.com>
|
|
+ *
|
|
+ * Copyright (C) 2003,2010 Tresys Technology, LLC
|
|
+ *
|
|
+ * This program is free software; you can redistribute it and/or
|
|
+ * modify it under the terms of the GNU General Public License as
|
|
+ * published by the Free Software Foundation, version 2.
|
|
+ *
|
|
+ * Adapted from dispol.c.
|
|
+ *
|
|
+ * This program is used by sepolgen-ifgen to get the access for all of
|
|
+ * the attributes in the policy so that it can resolve the
|
|
+ * typeattribute statements in the interfaces.
|
|
+ *
|
|
+ * It outputs the attribute access in a similar format to what sepolgen
|
|
+ * uses to store interface vectors:
|
|
+ * [Attribute sandbox_x_domain]
|
|
+ * sandbox_x_domain,samba_var_t,file,ioctl,read,getattr,lock,open
|
|
+ * sandbox_x_domain,samba_var_t,dir,getattr,search,open
|
|
+ * sandbox_x_domain,initrc_var_run_t,file,ioctl,read,getattr,lock,open
|
|
+ *
|
|
+ */
|
|
+
|
|
+#include <sepol/policydb/policydb.h>
|
|
+#include <sepol/policydb/avtab.h>
|
|
+#include <sepol/policydb/util.h>
|
|
+
|
|
+#include <stdio.h>
|
|
+#include <sys/types.h>
|
|
+#include <sys/stat.h>
|
|
+#include <fcntl.h>
|
|
+#include <sys/mman.h>
|
|
+#include <unistd.h>
|
|
+
|
|
+struct val_to_name {
|
|
+ unsigned int val;
|
|
+ char *name;
|
|
+};
|
|
+
|
|
+static int perm_name(hashtab_key_t key, hashtab_datum_t datum, void *data)
|
|
+{
|
|
+ struct val_to_name *v = data;
|
|
+ perm_datum_t *perdatum;
|
|
+
|
|
+ perdatum = (perm_datum_t *) datum;
|
|
+
|
|
+ if (v->val == perdatum->s.value) {
|
|
+ v->name = key;
|
|
+ return 1;
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+int render_access_mask(uint32_t av, avtab_key_t *key, policydb_t *policydbp,
|
|
+ FILE *fp)
|
|
+{
|
|
+ struct val_to_name v;
|
|
+ class_datum_t *cladatum;
|
|
+ char *perm = NULL;
|
|
+ unsigned int i;
|
|
+ int rc;
|
|
+ uint32_t tclass = key->target_class;
|
|
+
|
|
+ cladatum = policydbp->class_val_to_struct[tclass - 1];
|
|
+ for (i = 0; i < cladatum->permissions.nprim; i++) {
|
|
+ if (av & (1 << i)) {
|
|
+ v.val = i + 1;
|
|
+ rc = hashtab_map(cladatum->permissions.table,
|
|
+ perm_name, &v);
|
|
+ if (!rc && cladatum->comdatum) {
|
|
+ rc = hashtab_map(cladatum->comdatum->
|
|
+ permissions.table, perm_name,
|
|
+ &v);
|
|
+ }
|
|
+ if (rc)
|
|
+ perm = v.name;
|
|
+ if (perm) {
|
|
+ fprintf(fp, ",%s", perm);
|
|
+ }
|
|
+ }
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int render_key(avtab_key_t *key, policydb_t *p, FILE *fp)
|
|
+{
|
|
+ char *stype, *ttype, *tclass;
|
|
+ stype = p->p_type_val_to_name[key->source_type - 1];
|
|
+ ttype = p->p_type_val_to_name[key->target_type - 1];
|
|
+ tclass = p->p_class_val_to_name[key->target_class - 1];
|
|
+ if (stype && ttype) {
|
|
+ fprintf(fp, "%s,%s,%s", stype, ttype, tclass);
|
|
+ } else {
|
|
+ fprintf(stderr, "error rendering key\n");
|
|
+ exit(1);
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+struct callback_data
|
|
+{
|
|
+ uint32_t attr;
|
|
+ policydb_t *policy;
|
|
+ FILE *fp;
|
|
+};
|
|
+
|
|
+int output_avrule(avtab_key_t *key, avtab_datum_t *datum, void *args)
|
|
+{
|
|
+ struct callback_data *cb_data = (struct callback_data *)args;
|
|
+
|
|
+ if (key->source_type != cb_data->attr)
|
|
+ return 0;
|
|
+
|
|
+ if (!(key->specified & AVTAB_AV && key->specified & AVTAB_ALLOWED))
|
|
+ return 0;
|
|
+
|
|
+ render_key(key, cb_data->policy, cb_data->fp);
|
|
+ render_access_mask(datum->data, key, cb_data->policy, cb_data->fp);
|
|
+ fprintf(cb_data->fp, "\n");
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static int attribute_callback(hashtab_key_t key, hashtab_datum_t datum, void *datap)
|
|
+{
|
|
+ struct callback_data *cb_data = (struct callback_data *)datap;
|
|
+ type_datum_t *t = (type_datum_t *)datum;
|
|
+
|
|
+ if (t->flavor == TYPE_ATTRIB) {
|
|
+ fprintf(cb_data->fp, "[Attribute %s]\n", key);
|
|
+ cb_data->attr = t->s.value;
|
|
+ if (avtab_map(&cb_data->policy->te_avtab, output_avrule, cb_data) < 0)
|
|
+ return -1;
|
|
+ if (avtab_map(&cb_data->policy->te_cond_avtab, output_avrule, cb_data) < 0)
|
|
+ return -1;
|
|
+ }
|
|
+
|
|
+ return 0;
|
|
+}
|
|
+
|
|
+static policydb_t *load_policy(const char *filename)
|
|
+{
|
|
+ policydb_t *policydb;
|
|
+ struct policy_file pf;
|
|
+ FILE *fp;
|
|
+ int ret;
|
|
+
|
|
+ fp = fopen(filename, "r");
|
|
+ if (fp == NULL) {
|
|
+ fprintf(stderr, "Can't open '%s': %s\n",
|
|
+ filename, strerror(errno));
|
|
+ return NULL;
|
|
+ }
|
|
+
|
|
+ policy_file_init(&pf);
|
|
+ pf.type = PF_USE_STDIO;
|
|
+ pf.fp = fp;
|
|
+
|
|
+ policydb = malloc(sizeof(policydb_t));
|
|
+ if (policydb == NULL) {
|
|
+ fprintf(stderr, "Out of memory!\n");
|
|
+ return NULL;
|
|
+ }
|
|
+
|
|
+ if (policydb_init(policydb)) {
|
|
+ fprintf(stderr, "Out of memory!\n");
|
|
+ free(policydb);
|
|
+ return NULL;
|
|
+ }
|
|
+
|
|
+ ret = policydb_read(policydb, &pf, 1);
|
|
+ if (ret) {
|
|
+ fprintf(stderr,
|
|
+ "error(s) encountered while parsing configuration\n");
|
|
+ free(policydb);
|
|
+ return NULL;
|
|
+ }
|
|
+
|
|
+ fclose(fp);
|
|
+
|
|
+ return policydb;
|
|
+
|
|
+}
|
|
+
|
|
+void usage(char *progname)
|
|
+{
|
|
+ printf("usage: %s policy_file out_file\n", progname);
|
|
+}
|
|
+
|
|
+int main(int argc, char **argv)
|
|
+{
|
|
+ policydb_t *p;
|
|
+ struct callback_data cb_data;
|
|
+ FILE *fp;
|
|
+
|
|
+ if (argc != 3) {
|
|
+ usage(argv[0]);
|
|
+ return -1;
|
|
+ }
|
|
+
|
|
+ /* Open the policy. */
|
|
+ p = load_policy(argv[1]);
|
|
+ if (p == NULL)
|
|
+ return -1;
|
|
+
|
|
+ /* Open the output policy. */
|
|
+ fp = fopen(argv[2], "w");
|
|
+ if (fp == NULL) {
|
|
+ fprintf(stderr, "error opening output file\n");
|
|
+ policydb_destroy(p);
|
|
+ free(p);
|
|
+ return -1;
|
|
+ }
|
|
+
|
|
+ /* Find all of the attributes and output their access. */
|
|
+ cb_data.policy = p;
|
|
+ cb_data.fp = fp;
|
|
+
|
|
+ if (hashtab_map(p->p_types.table, attribute_callback, &cb_data)) {
|
|
+ printf("error finding attributes\n");
|
|
+ }
|
|
+
|
|
+ policydb_destroy(p);
|
|
+ free(p);
|
|
+ fclose(fp);
|
|
+
|
|
+ return 0;
|
|
+}
|
|
diff --git a/policycoreutils/setfiles/restore.c b/policycoreutils/setfiles/restore.c
|
|
index 48ffcad..15f2bf0 100644
|
|
--- a/policycoreutils/setfiles/restore.c
|
|
+++ b/policycoreutils/setfiles/restore.c
|
|
@@ -60,9 +60,10 @@ void restore_init(struct restore_opts *opts)
|
|
r_opts = opts;
|
|
struct selinux_opt selinux_opts[] = {
|
|
{ SELABEL_OPT_VALIDATE, r_opts->selabel_opt_validate },
|
|
- { SELABEL_OPT_PATH, r_opts->selabel_opt_path }
|
|
+ { SELABEL_OPT_PATH, r_opts->selabel_opt_path },
|
|
+ { SELABEL_OPT_SUBSET, r_opts->selabel_opt_subset }
|
|
};
|
|
- r_opts->hnd = selabel_open(SELABEL_CTX_FILE, selinux_opts, 2);
|
|
+ r_opts->hnd = selabel_open(SELABEL_CTX_FILE, selinux_opts, 3);
|
|
if (!r_opts->hnd) {
|
|
perror(r_opts->selabel_opt_path);
|
|
exit(1);
|
|
@@ -318,11 +319,16 @@ static int process_one(char *name, int recurse_this_path)
|
|
|
|
|
|
ftsent = fts_read(fts_handle);
|
|
- if (ftsent != NULL) {
|
|
- /* Keep the inode of the first one. */
|
|
- dev_num = ftsent->fts_statp->st_dev;
|
|
+ if (ftsent == NULL) {
|
|
+ fprintf(stderr,
|
|
+ "%s: error while labeling %s: %s\n",
|
|
+ r_opts->progname, namelist[0], strerror(errno));
|
|
+ goto err;
|
|
}
|
|
|
|
+ /* Keep the inode of the first one. */
|
|
+ dev_num = ftsent->fts_statp->st_dev;
|
|
+
|
|
do {
|
|
rc = 0;
|
|
/* Skip the post order nodes. */
|
|
@@ -390,7 +396,7 @@ int process_one_realpath(char *name, int recurse)
|
|
{
|
|
int rc = 0;
|
|
char *p;
|
|
- struct stat sb;
|
|
+ struct stat64 sb;
|
|
|
|
if (r_opts == NULL){
|
|
fprintf(stderr,
|
|
@@ -401,7 +407,7 @@ int process_one_realpath(char *name, int recurse)
|
|
if (!r_opts->expand_realpath) {
|
|
return process_one(name, recurse);
|
|
} else {
|
|
- rc = lstat(name, &sb);
|
|
+ rc = lstat64(name, &sb);
|
|
if (rc < 0) {
|
|
if (r_opts->ignore_enoent && errno == ENOENT)
|
|
return 0;
|
|
@@ -568,7 +574,7 @@ static int filespec_add(ino_t ino, const security_context_t con, const char *fil
|
|
{
|
|
file_spec_t *prevfl, *fl;
|
|
int h, ret;
|
|
- struct stat sb;
|
|
+ struct stat64 sb;
|
|
|
|
if (!fl_head) {
|
|
fl_head = malloc(sizeof(file_spec_t) * HASH_BUCKETS);
|
|
@@ -581,7 +587,7 @@ static int filespec_add(ino_t ino, const security_context_t con, const char *fil
|
|
for (prevfl = &fl_head[h], fl = fl_head[h].next; fl;
|
|
prevfl = fl, fl = fl->next) {
|
|
if (ino == fl->ino) {
|
|
- ret = lstat(fl->file, &sb);
|
|
+ ret = lstat64(fl->file, &sb);
|
|
if (ret < 0 || sb.st_ino != ino) {
|
|
freecon(fl->con);
|
|
free(fl->file);
|
|
diff --git a/policycoreutils/setfiles/restore.h b/policycoreutils/setfiles/restore.h
|
|
index ac27222..fb8eaf9 100644
|
|
--- a/policycoreutils/setfiles/restore.h
|
|
+++ b/policycoreutils/setfiles/restore.h
|
|
@@ -40,6 +40,7 @@ struct restore_opts {
|
|
int fts_flags; /* Flags to fts, e.g. follow links, follow mounts */
|
|
const char *selabel_opt_validate;
|
|
const char *selabel_opt_path;
|
|
+ const char *selabel_opt_subset;
|
|
};
|
|
|
|
void restore_init(struct restore_opts *opts);
|
|
diff --git a/policycoreutils/setfiles/restorecon.8 b/policycoreutils/setfiles/restorecon.8
|
|
index c8ea4bb..6cb7d3d 100644
|
|
--- a/policycoreutils/setfiles/restorecon.8
|
|
+++ b/policycoreutils/setfiles/restorecon.8
|
|
@@ -4,10 +4,10 @@ restorecon \- restore file(s) default SELinux security contexts.
|
|
|
|
.SH "SYNOPSIS"
|
|
.B restorecon
|
|
-.I [\-o outfilename ] [\-R] [\-n] [\-p] [\-v] [\-e directory ] pathname...
|
|
+.I [\-o outfilename ] [\-R] [\-n] [\-p] [\-v] [\-e directory ] [\-L labelprefix ] pathname...
|
|
.P
|
|
.B restorecon
|
|
-.I \-f infilename [\-o outfilename ] [\-e directory ] [\-R] [\-n] [\-p] [\-v] [\-F]
|
|
+.I \-f infilename [\-o outfilename ] [\-e directory ] [\-L labelprefix ] [\-R] [\-n] [\-p] [\-v] [\-F]
|
|
|
|
.SH "DESCRIPTION"
|
|
This manual page describes the
|
|
@@ -32,6 +32,12 @@ infilename contains a list of files to be processed by application. Use \- for s
|
|
.B \-e directory
|
|
directory to exclude (repeat option for more than one directory.)
|
|
.TP
|
|
+.B \-L labelprefix
|
|
+Tells selinux to only use the file context that match this prefix for labeling, -L can be called multiple times. Can speed up labeling if you are only doing one directory.
|
|
+
|
|
+# restorecon -R -v -L /dev /dev
|
|
+
|
|
+.TP
|
|
.B \-R \-r
|
|
change files and directories file labels recursively
|
|
.TP
|
|
diff --git a/policycoreutils/setfiles/setfiles.8 b/policycoreutils/setfiles/setfiles.8
|
|
index 7f700ca..c77431a 100644
|
|
--- a/policycoreutils/setfiles/setfiles.8
|
|
+++ b/policycoreutils/setfiles/setfiles.8
|
|
@@ -4,7 +4,7 @@ setfiles \- set file SELinux security contexts.
|
|
|
|
.SH "SYNOPSIS"
|
|
.B setfiles
|
|
-.I [\-c policy ] [\-d] [\-l] [\-n] [\-e directory ] [\-o filename ] [\-q] [\-s] [\-v] [\-vv] [\-W] [\-F] spec_file pathname...
|
|
+.I [\-c policy ] [\-d] [\-l] [\-n] [\-e directory ] [\-o filename ] [\-L labelprefix ] [\-q] [\-s] [\-v] [\-vv] [\-W] [\-F] spec_file pathname...
|
|
.SH "DESCRIPTION"
|
|
This manual page describes the
|
|
.BR setfiles
|
|
@@ -47,6 +47,9 @@ directory to exclude (repeat option for more than one directory.)
|
|
.B \-F
|
|
Force reset of context to match file_context for customizable files
|
|
.TP
|
|
+.B \-L labelprefix
|
|
+Tells selinux to only use the file context that match this prefix for labeling, -L can be called multiple times. Can speed up labeling if you are only doing one directory.
|
|
+.TP
|
|
.B \-o filename
|
|
save list of files with incorrect context in filename.
|
|
.TP
|
|
diff --git a/policycoreutils/setfiles/setfiles.c b/policycoreutils/setfiles/setfiles.c
|
|
index fa0cd6a..eb8a7aa 100644
|
|
--- a/policycoreutils/setfiles/setfiles.c
|
|
+++ b/policycoreutils/setfiles/setfiles.c
|
|
@@ -39,7 +39,7 @@ void usage(const char *const name)
|
|
{
|
|
if (iamrestorecon) {
|
|
fprintf(stderr,
|
|
- "usage: %s [-iFnprRv0] [-e excludedir ] [-o filename ] [-f filename | pathname... ]\n",
|
|
+ "usage: %s [-iFnprRv0] [ -L labelprefix ] [-e excludedir ] [-o filename ] [-f filename | pathname... ]\n",
|
|
name);
|
|
} else {
|
|
fprintf(stderr,
|
|
@@ -217,7 +217,7 @@ int main(int argc, char **argv)
|
|
exclude_non_seclabel_mounts();
|
|
|
|
/* Process any options. */
|
|
- while ((opt = getopt(argc, argv, "c:de:f:ilnpqrsvo:FRW0")) > 0) {
|
|
+ while ((opt = getopt(argc, argv, "c:de:f:ilnpqrsvo:FL:RW0")) > 0) {
|
|
switch (opt) {
|
|
case 'c':
|
|
{
|
|
@@ -280,6 +280,23 @@ int main(int argc, char **argv)
|
|
case 'n':
|
|
r_opts.change = 0;
|
|
break;
|
|
+ case 'L':
|
|
+ if (r_opts.selabel_opt_subset) {
|
|
+ if (asprintf((char**) &(r_opts.selabel_opt_subset),"%s;%s",r_opts.selabel_opt_subset,optarg) < 0) {
|
|
+ fprintf(stderr, "Can't allocate memory for labeling prefix %s:%s\n",
|
|
+ optarg, strerror(errno));
|
|
+ exit(1);
|
|
+ }
|
|
+ }
|
|
+ else {
|
|
+ r_opts.selabel_opt_subset = strdup(optarg);
|
|
+ if (! r_opts.selabel_opt_subset) {
|
|
+ fprintf(stderr, "Can't allocate memory for labeling prefix %s:%s\n",
|
|
+ optarg, strerror(errno));
|
|
+ exit(1);
|
|
+ }
|
|
+ }
|
|
+ break;
|
|
case 'o':
|
|
if (strcmp(optarg, "-") == 0) {
|
|
r_opts.outfile = stdout;
|
|
@@ -433,7 +450,11 @@ int main(int argc, char **argv)
|
|
if (r_opts.outfile)
|
|
fclose(r_opts.outfile);
|
|
|
|
- if (r_opts.progress && r_opts.count >= STAR_COUNT)
|
|
- printf("\n");
|
|
+ if (r_opts.progress && r_opts.count >= STAR_COUNT)
|
|
+ printf("\n");
|
|
+
|
|
+ free(r_opts.progname);
|
|
+ free(r_opts.selabel_opt_subset);
|
|
+ free(r_opts.rootpath);
|
|
exit(errors);
|
|
}
|