More fixes for disabled modules

This commit is contained in:
Dan Walsh 2011-06-08 14:46:29 -04:00
parent 568e47f118
commit c00e96cc0c
2 changed files with 70 additions and 36 deletions

View File

@ -175,7 +175,7 @@ index 9b261b9..77c00b2 100644
free(arg);
} else if (*arg == '/') {
diff --git a/libsemanage/src/direct_api.c b/libsemanage/src/direct_api.c
index bceb6a7..bfdcdbe 100644
index bceb6a7..dbdcdae 100644
--- a/libsemanage/src/direct_api.c
+++ b/libsemanage/src/direct_api.c
@@ -2,7 +2,7 @@
@ -290,7 +290,15 @@ index bceb6a7..bfdcdbe 100644
}
}
ERR(sh, "Module %s was not found.", module_name);
@@ -1539,7 +1502,7 @@ int semanage_direct_access_check(semanage_handle_t * sh)
@@ -1418,6 +1381,7 @@ static int semanage_direct_remove(semanage_handle_t * sh, char *module_name)
}
base++;
if (memcmp(module_name, base, name_len) == 0) {
+ semanage_enable_module(module_filenames[i]);
if (unlink(module_filenames[i]) == -1) {
ERR(sh, "Could not remove module file %s.",
module_filenames[i]);
@@ -1539,7 +1503,7 @@ int semanage_direct_access_check(semanage_handle_t * sh)
{
char polpath[PATH_MAX];
@ -549,7 +557,7 @@ index 3cffef7..da0ad71 100644
return _semanage.semanage_module_install(*args)
semanage_module_install = _semanage.semanage_module_install
diff --git a/libsemanage/src/semanage_store.c b/libsemanage/src/semanage_store.c
index 339bbd0..90af360 100644
index 339bbd0..602a937 100644
--- a/libsemanage/src/semanage_store.c
+++ b/libsemanage/src/semanage_store.c
@@ -57,7 +57,7 @@ typedef struct dbase_policydb dbase_t;
@ -598,7 +606,7 @@ index 339bbd0..90af360 100644
/* Callback used by scandir() to select files. */
static int semanage_filename_select(const struct dirent *d)
{
@@ -435,9 +442,38 @@ static int semanage_filename_select(const struct dirent *d)
@@ -435,11 +442,41 @@ static int semanage_filename_select(const struct dirent *d)
return 1;
}
@ -638,8 +646,57 @@ index 339bbd0..90af360 100644
+ return (access(path, F_OK ) != 0);
}
+/* Callback used by scandir() to select module files. */
static int semanage_modulename_select(const struct dirent *d)
@@ -1071,14 +1107,14 @@ static int semanage_install_active(semanage_handle_t * sh)
{
if (d->d_name[0] == '.'
@@ -447,7 +484,7 @@ static int semanage_modulename_select(const struct dirent *d)
|| (d->d_name[1] == '.' && d->d_name[2] == '\0')))
return 0;
- return semanage_module_enabled(d->d_name);
+ return (! is_disabled_file(d->d_name));
}
/* Copies a file from src to dst. If dst already exists then
@@ -684,7 +721,7 @@ int semanage_get_modules_names(semanage_handle_t * sh, char ***filenames,
int *len)
{
return semanage_get_modules_names_filter(sh, filenames,
- len, semanage_filename_select);
+ len, semanage_modulename_select);
}
/* Scans the modules directory for the current semanage handler. This
@@ -697,8 +734,25 @@ int semanage_get_modules_names(semanage_handle_t * sh, char ***filenames,
int semanage_get_active_modules_names(semanage_handle_t * sh, char ***filenames,
int *len)
{
- return semanage_get_modules_names_filter(sh, filenames,
- len, semanage_modulename_select);
+
+ int rc = semanage_get_modules_names_filter(sh, filenames,
+ len, semanage_modulename_select);
+ if ( rc != 0 ) return rc;
+
+ int i = 0, num_modules = *len;
+ char **names=*filenames;
+
+ while ( i < num_modules ) {
+ if (! semanage_module_enabled(names[i])) {
+ free(names[i]);
+ names[i]=names[num_modules-1];
+ names[num_modules-1] = NULL;
+ num_modules--;
+ }
+ i++;
+ }
+ *len = num_modules;
+ return 0;
}
/******************* routines that run external programs *******************/
@@ -1071,14 +1125,14 @@ static int semanage_install_active(semanage_handle_t * sh)
const char *active_fc_hd =
semanage_path(SEMANAGE_ACTIVE, SEMANAGE_FC_HOMEDIRS);
@ -662,7 +719,7 @@ index 339bbd0..90af360 100644
/* This is very unelegant, the right thing to do is export the path
* building code in libselinux so that you can get paths for a given
@@ -1099,11 +1135,11 @@ static int semanage_install_active(semanage_handle_t * sh)
@@ -1099,11 +1153,11 @@ static int semanage_install_active(semanage_handle_t * sh)
running_seusers += len;
running_nc += len;
@ -676,42 +733,16 @@ index 339bbd0..90af360 100644
sh->conf->store_path);
snprintf(store_pol, PATH_MAX, "%s%s.%d", storepath,
@@ -1632,18 +1668,21 @@ int semanage_link_sandbox(semanage_handle_t * sh,
num_modules = 0;
@@ -1633,8 +1687,7 @@ int semanage_link_sandbox(semanage_handle_t * sh,
goto cleanup;
}
+ int disabled = 0;
for (i = 0; i < num_modules; i++) {
- if (semanage_load_module(sh, module_filenames[i], mods + i) ==
- -1) {
- goto cleanup;
+ if (semanage_module_enabled(module_filenames[i])) {
+ if (semanage_load_module(sh, module_filenames[i], mods + (i - disabled)) == -1) {
+ goto cleanup;
+ }
+ } else {
+ disabled++;
+ if (semanage_load_module(sh, module_filenames[i], mods + i) == -1) {
goto cleanup;
}
}
- if (sepol_link_packages(sh->sepolh, *base, mods, num_modules, 0) != 0) {
+ if (sepol_link_packages(sh->sepolh, *base, mods, num_modules - disabled, 0) != 0) {
ERR(sh, "Link packages failed");
goto cleanup;
}
-
retval = 0;
cleanup:
@@ -1651,7 +1690,7 @@ int semanage_link_sandbox(semanage_handle_t * sh,
free(module_filenames[i]);
}
free(module_filenames);
- for (i = 0; mods != NULL && i < num_modules; i++) {
+ for (i = 0; mods != NULL && i < num_modules -disabled; i++) {
sepol_module_package_free(mods[i]);
}
free(mods);
diff --git a/libsemanage/src/semanage_store.h b/libsemanage/src/semanage_store.h
index 6abb2ee..8470191 100644
--- a/libsemanage/src/semanage_store.h

View File

@ -10,7 +10,7 @@
Summary: SELinux binary policy manipulation library
Name: libsemanage
Version: 2.0.46
Release: 5%{?dist}
Release: 6%{?dist}
License: LGPLv2+
Group: System Environment/Libraries
Source: http://www.nsa.gov/selinux/archives/libsemanage-%{version}.tgz
@ -208,6 +208,9 @@ rm -rf ${RPM_BUILD_ROOT}
%changelog
* Wed Jun 8 2011 Dan Walsh <dwalsh@redhat.com> - 2.0.46-6
- More fixes for disabled modules
* Tue Jun 7 2011 Dan Walsh <dwalsh@redhat.com> - 2.0.46-5
- Change libsemanage mechanism for handling disabled modules. Now it will only create a flag for a module
indicating the module is disabled. MODULE.pp.disabled, it will no longer rename the module. This way we can