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libsemanage/libsemanage-rhat.patch

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diff --exclude-from=exclude -N -u -r nsalibsemanage/include/semanage/modules.h libsemanage-2.0.44/include/semanage/modules.h
--- nsalibsemanage/include/semanage/modules.h 2009-01-13 08:45:35.000000000 -0500
+++ libsemanage-2.0.44/include/semanage/modules.h 2010-02-24 14:57:23.000000000 -0500
@@ -40,10 +40,12 @@
char *module_data, size_t data_len);
int semanage_module_install_base_file(semanage_handle_t *,
const char *module_name);
+int semanage_module_enable(semanage_handle_t *, char *module_name);
+int semanage_module_disable(semanage_handle_t *, char *module_name);
int semanage_module_remove(semanage_handle_t *, char *module_name);
/* semanage_module_info is for getting information on installed
- modules, only name and version at this time */
+ modules, only name and version, and enabled/disabled flag at this time */
typedef struct semanage_module_info semanage_module_info_t;
int semanage_module_list(semanage_handle_t *,
@@ -53,5 +55,6 @@
int n);
const char *semanage_module_get_name(semanage_module_info_t *);
const char *semanage_module_get_version(semanage_module_info_t *);
+int semanage_module_get_enabled(semanage_module_info_t *);
#endif
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/conf-parse.y libsemanage-2.0.44/src/conf-parse.y
--- nsalibsemanage/src/conf-parse.y 2009-11-18 17:06:03.000000000 -0500
+++ libsemanage-2.0.44/src/conf-parse.y 2010-02-25 09:57:09.000000000 -0500
@@ -57,7 +57,7 @@
}
%token MODULE_STORE VERSION EXPAND_CHECK FILE_MODE SAVE_PREVIOUS SAVE_LINKED
-%token LOAD_POLICY_START SETFILES_START DISABLE_GENHOMEDIRCON HANDLE_UNKNOWN
+%token LOAD_POLICY_START SETFILES_START DISABLE_GENHOMEDIRCON HANDLE_UNKNOWN USEPASSWD
%token BZIP_BLOCKSIZE BZIP_SMALL
%token VERIFY_MOD_START VERIFY_LINKED_START VERIFY_KERNEL_START BLOCK_END
%token PROG_PATH PROG_ARGS
@@ -82,6 +82,7 @@
| save_previous
| save_linked
| disable_genhomedircon
+ | usepasswd
| handle_unknown
| bzip_blocksize
| bzip_small
@@ -153,6 +154,17 @@
free($3);
}
+usepasswd: USEPASSWD '=' ARG {
+ if (strcasecmp($3, "false") == 0) {
+ current_conf->usepasswd = 0;
+ } else if (strcasecmp($3, "true") == 0) {
+ current_conf->usepasswd = 1;
+ } else {
+ yyerror("usepasswd can only be 'true' or 'false'");
+ }
+ free($3);
+ }
+
handle_unknown: HANDLE_UNKNOWN '=' ARG {
if (strcasecmp($3, "deny") == 0) {
current_conf->handle_unknown = SEPOL_DENY_UNKNOWN;
@@ -252,6 +264,7 @@
conf->policyvers = sepol_policy_kern_vers_max();
conf->expand_check = 1;
conf->handle_unknown = -1;
+ conf->usepasswd = 1;
conf->file_mode = 0644;
conf->bzip_blocksize = 9;
conf->bzip_small = 0;
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/conf-scan.l libsemanage-2.0.44/src/conf-scan.l
--- nsalibsemanage/src/conf-scan.l 2009-08-05 15:10:56.000000000 -0400
+++ libsemanage-2.0.44/src/conf-scan.l 2010-02-25 09:47:18.000000000 -0500
@@ -46,6 +46,7 @@
save-previous return SAVE_PREVIOUS;
save-linked return SAVE_LINKED;
disable-genhomedircon return DISABLE_GENHOMEDIRCON;
+usepasswd return USEPASSWD;
handle-unknown return HANDLE_UNKNOWN;
bzip-blocksize return BZIP_BLOCKSIZE;
bzip-small return BZIP_SMALL;
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/direct_api.c libsemanage-2.0.44/src/direct_api.c
--- nsalibsemanage/src/direct_api.c 2010-02-16 12:33:05.000000000 -0500
+++ libsemanage-2.0.44/src/direct_api.c 2010-02-25 10:00:45.000000000 -0500
@@ -66,6 +66,8 @@
static int semanage_direct_install_base(semanage_handle_t * sh, char *base_data,
size_t data_len);
static int semanage_direct_install_base_file(semanage_handle_t * sh, const char *module_name);
+static int semanage_direct_enable(semanage_handle_t * sh, char *module_name);
+static int semanage_direct_disable(semanage_handle_t * sh, char *module_name);
static int semanage_direct_remove(semanage_handle_t * sh, char *module_name);
static int semanage_direct_list(semanage_handle_t * sh,
semanage_module_info_t ** modinfo,
@@ -83,6 +85,8 @@
.upgrade_file = semanage_direct_upgrade_file,
.install_base = semanage_direct_install_base,
.install_base_file = semanage_direct_install_base_file,
+ .enable = semanage_direct_enable,
+ .disable = semanage_direct_disable,
.remove = semanage_direct_remove,
.list = semanage_direct_list
};
@@ -348,10 +352,17 @@
semanage_path(SEMANAGE_TMP, SEMANAGE_MODULES)) == NULL) {
return -1;
}
- if (asprintf(filename, "%s/%s.pp", module_path, *module_name) == -1) {
+ if (asprintf(filename, "%s/%s.pp%s", module_path, *module_name, DISABLESTR) == -1) {
ERR(sh, "Out of memory!");
return -1;
}
+
+ if (access(*filename, F_OK) == -1) {
+ char *ptr = *filename;
+ int len = strlen(ptr) - strlen(DISABLESTR);
+ if (len > 0) ptr[len]='\0';
+ }
+
return 0;
}
@@ -959,7 +970,7 @@
* which requires the out policydb */
if (!sh->conf->disable_genhomedircon) {
if (out && (retval =
- semanage_genhomedircon(sh, out, 1)) != 0) {
+ semanage_genhomedircon(sh, out, sh->conf->usepasswd)) != 0) {
ERR(sh, "semanage_genhomedircon returned error code %d.",
retval);
goto cleanup;
@@ -1273,6 +1284,107 @@
return retval;
}
+/* Enables a module from the sandbox. Returns 0 on success, -1 if out
+ * of memory, -2 if module not found or could not be enabled. */
+static int semanage_direct_enable(semanage_handle_t * sh, char *module_name)
+{
+ int i, retval = -1;
+ char **module_filenames = NULL;
+ int num_mod_files;
+ size_t name_len = strlen(module_name);
+ if (semanage_get_modules_names(sh, &module_filenames, &num_mod_files) ==
+ -1) {
+ return -1;
+ }
+ for (i = 0; i < num_mod_files; i++) {
+ char *base = strrchr(module_filenames[i], '/');
+ if (base == NULL) {
+ ERR(sh, "Could not read module names.");
+ retval = -2;
+ goto cleanup;
+ }
+ base++;
+ if (memcmp(module_name, base, name_len) == 0 &&
+ strcmp(base + name_len + 3, DISABLESTR) == 0) {
+ int len = strlen(module_filenames[i]) - strlen(DISABLESTR);
+ char *enabled_name = calloc(1, len+1);
+ if (!enabled_name) {
+ ERR(sh, "Could not allocate memory");
+ retval = -1;
+ goto cleanup;
+ }
+
+ strncpy(enabled_name, module_filenames[i],len);
+
+ if (rename(module_filenames[i], enabled_name) == -1) {
+ ERR(sh, "Could not enable module file %s.",
+ enabled_name);
+ retval = -2;
+ }
+ retval = 0;
+ free(enabled_name);
+ goto cleanup;
+ }
+ }
+ ERR(sh, "Module %s was not found.", module_name);
+ retval = -2; /* module not found */
+ cleanup:
+ for (i = 0; module_filenames != NULL && i < num_mod_files; i++) {
+ free(module_filenames[i]);
+ }
+ free(module_filenames);
+ return retval;
+}
+
+/* Enables a module from the sandbox. Returns 0 on success, -1 if out
+ * of memory, -2 if module not found or could not be enabled. */
+static int semanage_direct_disable(semanage_handle_t * sh, char *module_name)
+{
+ int i, retval = -1;
+ char **module_filenames = NULL;
+ int num_mod_files;
+ size_t name_len = strlen(module_name);
+ if (semanage_get_modules_names(sh, &module_filenames, &num_mod_files) ==
+ -1) {
+ return -1;
+ }
+ for (i = 0; i < num_mod_files; i++) {
+ char *base = strrchr(module_filenames[i], '/');
+ if (base == NULL) {
+ ERR(sh, "Could not read module names.");
+ retval = -2;
+ goto cleanup;
+ }
+ base++;
+ if (memcmp(module_name, base, name_len) == 0 &&
+ strcmp(base + name_len, ".pp") == 0) {
+ char disabled_name[PATH_MAX];
+ if (snprintf(disabled_name, PATH_MAX, "%s%s",
+ module_filenames[i], DISABLESTR) == PATH_MAX) {
+ ERR(sh, "Could not disable module file %s.",
+ module_filenames[i]);
+ retval = -2;
+ goto cleanup;
+ }
+ if (rename(module_filenames[i], disabled_name) == -1) {
+ ERR(sh, "Could not disable module file %s.",
+ module_filenames[i]);
+ retval = -2;
+ }
+ retval = 0;
+ goto cleanup;
+ }
+ }
+ ERR(sh, "Module %s was not found.", module_name);
+ retval = -2; /* module not found */
+ cleanup:
+ for (i = 0; module_filenames != NULL && i < num_mod_files; i++) {
+ free(module_filenames[i]);
+ }
+ free(module_filenames);
+ return retval;
+}
+
/* Removes a module from the sandbox. Returns 0 on success, -1 if out
* of memory, -2 if module not found or could not be removed. */
static int semanage_direct_remove(semanage_handle_t * sh, char *module_name)
@@ -1293,8 +1405,7 @@
goto cleanup;
}
base++;
- if (memcmp(module_name, base, name_len) == 0 &&
- strcmp(base + name_len, ".pp") == 0) {
+ if (memcmp(module_name, base, name_len) == 0) {
if (unlink(module_filenames[i]) == -1) {
ERR(sh, "Could not remove module file %s.",
module_filenames[i]);
@@ -1369,6 +1480,7 @@
}
ssize_t size;
char *data = NULL;
+ int enabled = semanage_module_enabled(module_filenames[i]);
if ((size = bunzip(sh, fp, &data)) > 0) {
sepol_policy_file_set_mem(pf, data, size);
@@ -1389,6 +1501,7 @@
if (type == SEPOL_POLICY_MOD) {
(*modinfo)[*num_modules].name = name;
(*modinfo)[*num_modules].version = version;
+ (*modinfo)[*num_modules].enabled = enabled;
(*num_modules)++;
} else {
/* file was not a module, so don't report it */
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/genhomedircon.c libsemanage-2.0.44/src/genhomedircon.c
--- nsalibsemanage/src/genhomedircon.c 2009-09-17 08:59:43.000000000 -0400
+++ libsemanage-2.0.44/src/genhomedircon.c 2010-02-24 14:57:23.000000000 -0500
@@ -310,6 +310,10 @@
}
if (strcmp(pwbuf->pw_dir, "/") == 0)
continue;
+ if (strcmp(pwbuf->pw_dir, "/root") == 0) {
+ continue;
+ }
+
if (semanage_str_count(pwbuf->pw_dir, '/') <= 1)
continue;
if (!(path = strdup(pwbuf->pw_dir))) {
@@ -803,6 +807,9 @@
* /root */
continue;
}
+ if (strcmp(pwent->pw_dir, "/root") == 0) {
+ continue;
+ }
if (push_user_entry(&head, name, seuname,
prefix, pwent->pw_dir) != STATUS_SUCCESS) {
*errors = STATUS_ERR;
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/libsemanage.map libsemanage-2.0.44/src/libsemanage.map
--- nsalibsemanage/src/libsemanage.map 2009-10-29 15:21:39.000000000 -0400
+++ libsemanage-2.0.44/src/libsemanage.map 2010-02-24 14:57:23.000000000 -0500
@@ -6,10 +6,13 @@
semanage_module_install; semanage_module_install_file;
semanage_module_upgrade; semanage_module_upgrade_file;
semanage_module_install_base; semanage_module_install_base_file;
+ semanage_module_enable;
+ semanage_module_disable;
semanage_module_remove;
semanage_module_list; semanage_module_info_datum_destroy;
semanage_module_list_nth; semanage_module_get_name;
semanage_module_get_version; semanage_select_store;
+ semanage_module_get_enabled;
semanage_reload_policy; semanage_set_reload; semanage_set_rebuild;
semanage_user_*; semanage_bool_*; semanage_seuser_*;
semanage_iface_*; semanage_port_*; semanage_context_*;
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/Makefile libsemanage-2.0.44/src/Makefile
--- nsalibsemanage/src/Makefile 2009-12-01 15:46:50.000000000 -0500
+++ libsemanage-2.0.44/src/Makefile 2010-02-24 14:57:23.000000000 -0500
@@ -47,7 +47,7 @@
LOBJS= $(patsubst %.c,%.lo,$(SRCS)) conf-scan.lo conf-parse.lo
CFLAGS ?= -Wall -W -Wundef -Wshadow -Wmissing-noreturn -Wmissing-format-attribute -Wno-unused-parameter
-override CFLAGS += -I../include -I$(INCLUDEDIR) -D_GNU_SOURCE
+override CFLAGS += -I../include -I$(INCLUDEDIR) -D_GNU_SOURCE -fPIC
SWIG = swig -Wall -python -o $(SWIGCOUT) -outdir ./
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/module_internal.h libsemanage-2.0.44/src/module_internal.h
--- nsalibsemanage/src/module_internal.h 2008-08-28 09:34:24.000000000 -0400
+++ libsemanage-2.0.44/src/module_internal.h 2010-02-24 14:57:23.000000000 -0500
@@ -6,6 +6,7 @@
hidden_proto(semanage_module_get_name)
hidden_proto(semanage_module_get_version)
+ hidden_proto(semanage_module_get_enabled)
hidden_proto(semanage_module_info_datum_destroy)
hidden_proto(semanage_module_list_nth)
#endif
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/modules.c libsemanage-2.0.44/src/modules.c
--- nsalibsemanage/src/modules.c 2009-09-17 08:59:43.000000000 -0400
+++ libsemanage-2.0.44/src/modules.c 2010-02-24 14:57:23.000000000 -0500
@@ -154,6 +154,40 @@
return sh->funcs->install_base_file(sh, module_name);
}
+int semanage_module_enable(semanage_handle_t * sh, char *module_name)
+{
+ if (sh->funcs->enable == NULL) {
+ ERR(sh, "No enable function defined for this connection type.");
+ return -1;
+ } else if (!sh->is_connected) {
+ ERR(sh, "Not connected.");
+ return -1;
+ } else if (!sh->is_in_transaction) {
+ if (semanage_begin_transaction(sh) < 0) {
+ return -1;
+ }
+ }
+ sh->modules_modified = 1;
+ return sh->funcs->enable(sh, module_name);
+}
+
+int semanage_module_disable(semanage_handle_t * sh, char *module_name)
+{
+ if (sh->funcs->disable == NULL) {
+ ERR(sh, "No disable function defined for this connection type.");
+ return -1;
+ } else if (!sh->is_connected) {
+ ERR(sh, "Not connected.");
+ return -1;
+ } else if (!sh->is_in_transaction) {
+ if (semanage_begin_transaction(sh) < 0) {
+ return -1;
+ }
+ }
+ sh->modules_modified = 1;
+ return sh->funcs->disable(sh, module_name);
+}
+
int semanage_module_remove(semanage_handle_t * sh, char *module_name)
{
if (sh->funcs->remove == NULL) {
@@ -209,6 +243,13 @@
hidden_def(semanage_module_get_name)
+int semanage_module_get_enabled(semanage_module_info_t * modinfo)
+{
+ return modinfo->enabled;
+}
+
+hidden_def(semanage_module_get_enabled)
+
const char *semanage_module_get_version(semanage_module_info_t * modinfo)
{
return modinfo->version;
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/modules.h libsemanage-2.0.44/src/modules.h
--- nsalibsemanage/src/modules.h 2008-08-28 09:34:24.000000000 -0400
+++ libsemanage-2.0.44/src/modules.h 2010-02-24 14:57:23.000000000 -0500
@@ -26,6 +26,7 @@
struct semanage_module_info {
char *name; /* Key */
char *version;
+ int enabled;
};
#endif
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/policy.h libsemanage-2.0.44/src/policy.h
--- nsalibsemanage/src/policy.h 2009-01-13 08:45:35.000000000 -0500
+++ libsemanage-2.0.44/src/policy.h 2010-02-24 14:57:23.000000000 -0500
@@ -58,6 +58,12 @@
/* Upgrade a policy module */
int (*upgrade_file) (struct semanage_handle *, const char *);
+ /* Enable a policy module */
+ int (*enable) (struct semanage_handle *, char *);
+
+ /* Disable a policy module */
+ int (*disable) (struct semanage_handle *, char *);
+
/* Remove a policy module */
int (*remove) (struct semanage_handle *, char *);
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage.conf libsemanage-2.0.44/src/semanage.conf
--- nsalibsemanage/src/semanage.conf 2008-08-28 09:34:24.000000000 -0400
+++ libsemanage-2.0.44/src/semanage.conf 2010-02-24 14:57:23.000000000 -0500
@@ -35,4 +35,4 @@
# given in <sepol/policydb.h>. Change this setting if a different
# version is necessary.
#policy-version = 19
-
+expand-check=0
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage_conf.h libsemanage-2.0.44/src/semanage_conf.h
--- nsalibsemanage/src/semanage_conf.h 2009-08-05 15:10:56.000000000 -0400
+++ libsemanage-2.0.44/src/semanage_conf.h 2010-02-25 09:42:47.000000000 -0500
@@ -38,6 +38,7 @@
int save_previous;
int save_linked;
int disable_genhomedircon;
+ int usepasswd;
int handle_unknown;
mode_t file_mode;
int bzip_blocksize;
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage_store.c libsemanage-2.0.44/src/semanage_store.c
--- nsalibsemanage/src/semanage_store.c 2010-02-16 12:33:05.000000000 -0500
+++ libsemanage-2.0.44/src/semanage_store.c 2010-02-24 14:57:23.000000000 -0500
@@ -57,6 +57,8 @@
#include "debug.h"
+const char *DISABLESTR=".disabled";
+
#define SEMANAGE_CONF_FILE "semanage.conf"
/* relative path names to enum semanage_paths to special files and
* directories for the module store */
@@ -433,6 +435,21 @@
return 1;
}
+int semanage_module_enabled(const char *file) {
+ int len = strlen(file) - strlen(DISABLESTR);
+ return (len < 0 || strcmp(&file[len], DISABLESTR) != 0);
+}
+
+static int semanage_modulename_select(const struct dirent *d)
+{
+ if (d->d_name[0] == '.'
+ && (d->d_name[1] == '\0'
+ || (d->d_name[1] == '.' && d->d_name[2] == '\0')))
+ return 0;
+
+ return semanage_module_enabled(d->d_name);
+}
+
/* Copies a file from src to dst. If dst already exists then
* overwrite it. Returns 0 on success, -1 on error. */
static int semanage_copy_file(const char *src, const char *dst, mode_t mode)
@@ -599,15 +616,8 @@
return -1;
}
-/* Scans the modules directory for the current semanage handler. This
- * might be the active directory or sandbox, depending upon if the
- * handler has a transaction lock. Allocates and fills in *filenames
- * with an array of module filenames; length of array is stored in
- * *len. The caller is responsible for free()ing *filenames and its
- * individual elements. Upon success returns 0, -1 on error.
- */
-int semanage_get_modules_names(semanage_handle_t * sh, char ***filenames,
- int *len)
+static int semanage_get_modules_names_filter(semanage_handle_t * sh, char ***filenames,
+ int *len, int (*filter)(const struct dirent *))
{
const char *modules_path;
struct dirent **namelist = NULL;
@@ -622,7 +632,7 @@
*filenames = NULL;
*len = 0;
if ((num_files = scandir(modules_path, &namelist,
- semanage_filename_select, alphasort)) == -1) {
+ filter, alphasort)) == -1) {
ERR(sh, "Error while scanning directory %s.", modules_path);
goto cleanup;
}
@@ -663,6 +673,34 @@
return retval;
}
+/* Scans the modules directory for the current semanage handler. This
+ * might be the active directory or sandbox, depending upon if the
+ * handler has a transaction lock. Allocates and fills in *filenames
+ * with an array of module filenames; length of array is stored in
+ * *len. The caller is responsible for free()ing *filenames and its
+ * individual elements. Upon success returns 0, -1 on error.
+ */
+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);
+}
+
+/* Scans the modules directory for the current semanage handler. This
+ * might be the active directory or sandbox, depending upon if the
+ * handler has a transaction lock. Allocates and fills in *filenames
+ * with an array of module filenames; length of array is stored in
+ * *len. The caller is responsible for free()ing *filenames and its
+ * individual elements. Upon success returns 0, -1 on error.
+ */
+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);
+}
+
/******************* routines that run external programs *******************/
/* Appends a single character to a string. Returns a pointer to the
@@ -1585,7 +1623,7 @@
}
/* get list of modules and load them */
- if (semanage_get_modules_names(sh, &module_filenames, &num_modules) ==
+ if (semanage_get_active_modules_names(sh, &module_filenames, &num_modules) ==
-1 || semanage_load_module(sh, base_filename, base) == -1) {
goto cleanup;
}
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage_store.h libsemanage-2.0.44/src/semanage_store.h
--- nsalibsemanage/src/semanage_store.h 2009-07-07 15:32:32.000000000 -0400
+++ libsemanage-2.0.44/src/semanage_store.h 2010-02-24 14:57:23.000000000 -0500
@@ -128,4 +128,6 @@
size_t buf_len,
char **sorted_buf, size_t * sorted_buf_len);
+extern const char *DISABLESTR;
+
#endif
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