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- Additional fixes for Don't rebuild on fcontext or seuser modifications

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This commit is contained in:
Daniel J Walsh 2008-09-10 14:37:31 +00:00
parent 62cd7b010a
commit ead711e339
2 changed files with 219 additions and 31 deletions
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237
libsemanage-rhat.patch
View File

@ -1,7 +1,82 @@
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/direct_api.c libsemanage-2.0.27/src/direct_api.c
--- nsalibsemanage/src/direct_api.c 2008-06-12 23:25:16.000000000 -0400
+++ libsemanage-2.0.27/src/direct_api.c 2008-08-26 10:25:38.000000000 -0400
@@ -489,12 +489,6 @@
--- nsalibsemanage/src/direct_api.c 2008-08-28 09:34:24.000000000 -0400
+++ libsemanage-2.0.27/src/direct_api.c 2008-09-10 10:22:42.000000000 -0400
@@ -430,6 +430,58 @@
}
return 0;
}
+static int semanage_direct_update_user_extra(semanage_handle_t * sh, sepol_module_package_t *base ) {
+ const char *ofilename = NULL;
+ int retval = -1;
+
+ dbase_config_t *pusers_extra = semanage_user_extra_dbase_policy(sh);
+
+ if (sepol_module_package_get_user_extra_len(base)) {
+ ofilename = semanage_path(SEMANAGE_TMP, SEMANAGE_USERS_EXTRA);
+ if (ofilename == NULL) {
+ return retval;
+ }
+ retval = write_file(sh, ofilename,
+ sepol_module_package_get_user_extra(base),
+ sepol_module_package_get_user_extra_len(base));
+ if (retval < 0)
+ return retval;
+
+ pusers_extra->dtable->drop_cache(pusers_extra->dbase);
+
+ } else {
+ retval = pusers_extra->dtable->clear(sh, pusers_extra->dbase);
+ }
+
+ return retval;
+}
+
+
+static int semanage_direct_update_seuser(semanage_handle_t * sh, sepol_module_package_t *base ) {
+
+ const char *ofilename = NULL;
+ int retval = -1;
+
+ dbase_config_t *pseusers = semanage_seuser_dbase_policy(sh);
+
+ if (sepol_module_package_get_seusers_len(base)) {
+ ofilename = semanage_path(SEMANAGE_TMP, SEMANAGE_SEUSERS);
+ if (ofilename == NULL) {
+ return -1;
+ }
+ retval = write_file(sh, ofilename,
+ sepol_module_package_get_seusers(base),
+ sepol_module_package_get_seusers_len(base));
+ if (retval < 0)
+ return retval;
+
+ pseusers->dtable->drop_cache(pseusers->dbase);
+
+ } else {
+ retval = pseusers->dtable->clear(sh, pseusers->dbase);
+ }
+ return retval;
+}
/********************* direct API functions ********************/
@@ -453,7 +505,6 @@
dbase_config_t *users_base = semanage_user_base_dbase_local(sh);
dbase_config_t *pusers_base = semanage_user_base_dbase_policy(sh);
dbase_config_t *users_extra = semanage_user_extra_dbase_local(sh);
- dbase_config_t *pusers_extra = semanage_user_extra_dbase_policy(sh);
dbase_config_t *ports = semanage_port_dbase_local(sh);
dbase_config_t *pports = semanage_port_dbase_policy(sh);
dbase_config_t *bools = semanage_bool_dbase_local(sh);
@@ -465,7 +516,6 @@
dbase_config_t *fcontexts = semanage_fcontext_dbase_local(sh);
dbase_config_t *pfcontexts = semanage_fcontext_dbase_policy(sh);
dbase_config_t *seusers = semanage_seuser_dbase_local(sh);
- dbase_config_t *pseusers = semanage_seuser_dbase_policy(sh);
/* Before we do anything else, flush the join to its component parts.
* This *does not* flush to disk automatically */
@@ -489,12 +539,6 @@
modified |= ifaces->dtable->is_modified(ifaces->dbase);
modified |= nodes->dtable->is_modified(nodes->dbase);
@ -14,7 +89,60 @@ diff --exclude-from=exclude -N -u -r nsalibsemanage/src/direct_api.c libsemanage
/* If there were policy changes, or explicitly requested, rebuild the policy */
if (sh->do_rebuild || modified) {
@@ -667,11 +661,33 @@
@@ -575,46 +619,13 @@
pfcontexts->dtable->drop_cache(pfcontexts->dbase);
- /* Seusers */
- if (sepol_module_package_get_seusers_len(base)) {
- ofilename = semanage_path(SEMANAGE_TMP, SEMANAGE_SEUSERS);
- if (ofilename == NULL) {
- retval = -1;
- goto cleanup;
- }
- retval = write_file(sh, ofilename,
- sepol_module_package_get_seusers(base),
- sepol_module_package_get_seusers_len(base));
- if (retval < 0)
- goto cleanup;
-
- pseusers->dtable->drop_cache(pseusers->dbase);
-
- } else {
- retval = pseusers->dtable->clear(sh, pseusers->dbase);
- if (retval < 0)
- goto cleanup;
- }
-
- /* Users_extra */
- if (sepol_module_package_get_user_extra_len(base)) {
- ofilename = semanage_path(SEMANAGE_TMP, SEMANAGE_USERS_EXTRA);
- if (ofilename == NULL) {
- retval = -1;
- goto cleanup;
- }
- retval = write_file(sh, ofilename,
- sepol_module_package_get_user_extra(base),
- sepol_module_package_get_user_extra_len(base));
- if (retval < 0)
- goto cleanup;
- pusers_extra->dtable->drop_cache(pusers_extra->dbase);
+ retval = semanage_direct_update_seuser(sh, base );
+ if (retval < 0)
+ goto cleanup;
- } else {
- retval = pusers_extra->dtable->clear(sh, pusers_extra->dbase);
- if (retval < 0)
- goto cleanup;
- }
+ retval = semanage_direct_update_user_extra(sh, base );
+ if (retval < 0)
+ goto cleanup;
/* Netfilter Contexts */
/* Sort the netfilter contexts. */
@@ -667,11 +678,41 @@
retval = semanage_verify_kernel(sh);
if (retval < 0)
goto cleanup;
@ -28,30 +156,38 @@ diff --exclude-from=exclude -N -u -r nsalibsemanage/src/direct_api.c libsemanage
+ if (retval < 0)
+ goto cleanup;
+
+ /* dbase_policydb_attach((dbase_policydb_t *) pusers_base->dbase,out);
+ dbase_policydb_attach((dbase_policydb_t *) pports->dbase, out);
+ dbase_policydb_attach((dbase_policydb_t *) pifaces->dbase, out);
+ dbase_policydb_attach((dbase_policydb_t *) pbools->dbase, out);
+ dbase_policydb_attach((dbase_policydb_t *) pnodes->dbase, out);
+ */
+ if (seusers_modified || users_extra_modified) {
+ retval = semanage_link_base(sh, &base);
+ if (retval < 0)
+ goto cleanup;
+
+ if (seusers_modified) {
+ retval = pseusers->dtable->clear(sh, pseusers->dbase);
+ retval = semanage_direct_update_seuser(sh, base );
+ if (retval < 0)
+ goto cleanup;
+ }
+ if (users_extra_modified) {
+ /* Users_extra */
+ retval = semanage_direct_update_user_extra(sh, base );
+ if (retval < 0)
+ goto cleanup;
+ }
- /* FIXME: else if !modified, but seusers_modified,
- * load the existing policy instead of rebuilding */
+ sepol_module_package_free(base);
+ base = NULL;
+ }
+ retval = semanage_base_merge_components(sh);
+ if (retval < 0)
+ goto cleanup;
+ /* Seusers */
+
+ }
/* ======= Post-process: Validate non-policydb components ===== */
/* Validate local modifications to file contexts.
@@ -724,7 +740,8 @@
@@ -724,7 +765,8 @@
sepol_policydb_free(out);
out = NULL;
@ -61,7 +197,7 @@ diff --exclude-from=exclude -N -u -r nsalibsemanage/src/direct_api.c libsemanage
retval = semanage_install_sandbox(sh);
}
@@ -733,12 +750,14 @@
@@ -733,12 +775,14 @@
free(mod_filenames[i]);
}
@ -83,8 +219,8 @@ diff --exclude-from=exclude -N -u -r nsalibsemanage/src/direct_api.c libsemanage
free(mod_filenames);
sepol_policydb_free(out);
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/genhomedircon.c libsemanage-2.0.27/src/genhomedircon.c
--- nsalibsemanage/src/genhomedircon.c 2008-08-05 09:57:28.000000000 -0400
+++ libsemanage-2.0.27/src/genhomedircon.c 2008-08-26 10:30:30.000000000 -0400
--- nsalibsemanage/src/genhomedircon.c 2008-08-28 09:34:24.000000000 -0400
+++ libsemanage-2.0.27/src/genhomedircon.c 2008-09-10 10:22:42.000000000 -0400
@@ -487,7 +487,6 @@
const char *role_prefix)
{
@ -102,8 +238,8 @@ diff --exclude-from=exclude -N -u -r nsalibsemanage/src/genhomedircon.c libseman
};
Ustr *line = USTR_NULL;
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage.conf libsemanage-2.0.27/src/semanage.conf
--- nsalibsemanage/src/semanage.conf 2008-06-12 23:25:16.000000000 -0400
+++ libsemanage-2.0.27/src/semanage.conf 2008-08-14 14:53:32.000000000 -0400
--- nsalibsemanage/src/semanage.conf 2008-08-28 09:34:24.000000000 -0400
+++ libsemanage-2.0.27/src/semanage.conf 2008-09-10 10:22:42.000000000 -0400
@@ -35,4 +35,4 @@
# given in <sepol/policydb.h>. Change this setting if a different
# version is necessary.
@ -111,9 +247,51 @@ diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage.conf libsemanag
-
+expand-check=0
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage_store.c libsemanage-2.0.27/src/semanage_store.c
--- nsalibsemanage/src/semanage_store.c 2008-06-12 23:25:16.000000000 -0400
+++ libsemanage-2.0.27/src/semanage_store.c 2008-08-14 14:53:32.000000000 -0400
@@ -1648,6 +1648,47 @@
--- nsalibsemanage/src/semanage_store.c 2008-08-28 09:34:24.000000000 -0400
+++ libsemanage-2.0.27/src/semanage_store.c 2008-09-10 10:24:12.000000000 -0400
@@ -1608,6 +1608,41 @@
return retval;
}
+/* Links only the base module within the sandbox into the base module.
+ * '*base' will point to the module package that contains everything
+ * linked together (caller must call sepol_module_package_destroy() on
+ * it afterwards). '*base' will be set to NULL upon entering this
+ * function. Returns 0 on success, -1 on error.
+ */
+int semanage_link_base(semanage_handle_t * sh,
+ sepol_module_package_t ** base)
+{
+ const char *base_filename = NULL;
+ int retval = -1;
+
+ *base = NULL;
+
+ /* first make sure that base module is readable */
+ if ((base_filename =
+ semanage_path(SEMANAGE_TMP, SEMANAGE_BASE)) == NULL) {
+ goto cleanup;
+ }
+ if (access(base_filename, R_OK) == -1) {
+ ERR(sh, "Could not access sandbox base file %s.",
+ base_filename);
+ goto cleanup;
+ }
+
+ if (semanage_load_module(sh, base_filename, base) == -1) {
+ goto cleanup;
+ }
+
+ retval = 0;
+
+ cleanup:
+ return retval;
+}
+
/*
* Expands the policy contained within *base
*/
@@ -1648,6 +1683,47 @@
}
/**
@ -162,9 +340,16 @@ diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage_store.c libsema
*/
int semanage_write_policydb(semanage_handle_t * sh, sepol_policydb_t * out)
diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage_store.h libsemanage-2.0.27/src/semanage_store.h
--- nsalibsemanage/src/semanage_store.h 2008-06-12 23:25:16.000000000 -0400
+++ libsemanage-2.0.27/src/semanage_store.h 2008-08-14 14:53:32.000000000 -0400
@@ -97,6 +97,9 @@
--- nsalibsemanage/src/semanage_store.h 2008-08-28 09:34:24.000000000 -0400
+++ libsemanage-2.0.27/src/semanage_store.h 2008-09-10 10:22:42.000000000 -0400
@@ -93,10 +93,16 @@
int semanage_link_sandbox(semanage_handle_t * sh,
sepol_module_package_t ** base);
+int semanage_link_base(semanage_handle_t * sh,
+ sepol_module_package_t ** base);
+
int semanage_expand_sandbox(semanage_handle_t * sh,
sepol_module_package_t * base,
sepol_policydb_t ** policydb);
@ -176,7 +361,7 @@ diff --exclude-from=exclude -N -u -r nsalibsemanage/src/semanage_store.h libsema
diff --exclude-from=exclude -N -u -r nsalibsemanage/tests/test_fcontext.c libsemanage-2.0.27/tests/test_fcontext.c
--- nsalibsemanage/tests/test_fcontext.c 1969-12-31 19:00:00.000000000 -0500
+++ libsemanage-2.0.27/tests/test_fcontext.c 2008-08-15 10:59:48.000000000 -0400
+++ libsemanage-2.0.27/tests/test_fcontext.c 2008-09-10 10:22:42.000000000 -0400
@@ -0,0 +1,72 @@
+#include <semanage/fcontext_record.h>
+#include <semanage/semanage.h>

7
libsemanage.spec
View File

@ -3,7 +3,7 @@
Summary: SELinux binary policy manipulation library
Name: libsemanage
Version: 2.0.27
Release: 2%{?dist}
Release: 3%{?dist}
License: LGPLv2+
Group: System Environment/Libraries
Source: http://www.nsa.gov/selinux/archives/libsemanage-%{version}.tgz
@ -89,7 +89,10 @@ rm -rf ${RPM_BUILD_ROOT}
%{_libdir}/python*/site-packages/*
%changelog
* Tue Aug 5 2008 Dan Walsh <dwalsh@redhat.com> - 2.0.27-2
* Wed Sep 10 2008 Dan Walsh <dwalsh@redhat.com> - 2.0.27-3
- Additional fixes for Don't rebuild on fcontext or seuser modifications
* Tue Sep 2 2008 Dan Walsh <dwalsh@redhat.com> - 2.0.27-2
- Don't rebuild on fcontext or seuser modifications
* Tue Aug 5 2008 Dan Walsh <dwalsh@redhat.com> - 2.0.27-1