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authorPavel Březina <pbrezina@redhat.com>2012-05-14 17:21:57 +0200
committerStephen Gallagher <sgallagh@redhat.com>2012-06-29 11:37:17 -0400
commit72985dbeba2d2eb8bc94d9ce62424aa6045c03cb (patch)
tree502f50f8b2ce6c1baab90a96ed67411791d069f7 /src/providers/ldap/sdap_sudo.c
parent44749ce0c1fee9babee80060fa0db99eebb2ab51 (diff)
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sudo ldap provider: provide API for full refresh
Diffstat (limited to 'src/providers/ldap/sdap_sudo.c')
-rw-r--r--src/providers/ldap/sdap_sudo.c125
1 files changed, 125 insertions, 0 deletions
diff --git a/src/providers/ldap/sdap_sudo.c b/src/providers/ldap/sdap_sudo.c
index c7e76729..ab73deb6 100644
--- a/src/providers/ldap/sdap_sudo.c
+++ b/src/providers/ldap/sdap_sudo.c
@@ -31,6 +31,21 @@
#include "providers/ldap/sdap_sudo_timer.h"
#include "db/sysdb_sudo.h"
+struct sdap_sudo_full_refresh_state {
+ struct sysdb_ctx *sysdb;
+ int dp_error;
+ int error;
+};
+
+static struct tevent_req *sdap_sudo_full_refresh_send(TALLOC_CTX *mem_ctx,
+ struct sdap_id_ctx *id_ctx);
+
+static void sdap_sudo_full_refresh_done(struct tevent_req *subreq);
+
+static int sdap_sudo_full_refresh_recv(struct tevent_req *req,
+ int *dp_error,
+ int *error);
+
static void
sdap_sudo_shutdown(struct be_req *req)
{
@@ -190,3 +205,113 @@ void sdap_sudo_handler(struct be_req *be_req)
fail:
sdap_handler_done(be_req, DP_ERR_FATAL, ret, NULL);
}
+
+/* issue full refresh of sudo rules */
+static struct tevent_req *sdap_sudo_full_refresh_send(TALLOC_CTX *mem_ctx,
+ struct sdap_id_ctx *id_ctx)
+{
+ struct tevent_req *req = NULL;
+ struct tevent_req *subreq = NULL;
+ struct sdap_sudo_full_refresh_state *state = NULL;
+ char *ldap_filter = NULL;
+ char *sysdb_filter = NULL;
+ int ret;
+
+ req = tevent_req_create(mem_ctx, &state, struct sdap_sudo_full_refresh_state);
+ if (req == NULL) {
+ DEBUG(SSSDBG_CRIT_FAILURE, ("tevent_req_create() failed\n"));
+ return NULL;
+ }
+
+ state->sysdb = id_ctx->be->sysdb;
+
+ /* Download all rules from LDAP */
+ ldap_filter = talloc_asprintf(state, SDAP_SUDO_FILTER_CLASS,
+ id_ctx->opts->sudorule_map[SDAP_OC_SUDORULE].name);
+ if (ldap_filter == NULL) {
+ ret = ENOMEM;
+ goto immediately;
+ }
+
+ /* Remove all rules from cache */
+ sysdb_filter = talloc_asprintf(state, "(%s=%s)",
+ SYSDB_OBJECTCLASS, SYSDB_SUDO_CACHE_AT_OC);
+ if (sysdb_filter == NULL) {
+ ret = ENOMEM;
+ goto immediately;
+ }
+
+ DEBUG(SSSDBG_TRACE_FUNC, ("Issuing a full refresh of sudo rules\n"));
+
+ subreq = sdap_sudo_refresh_send(state, id_ctx->be, id_ctx->opts,
+ id_ctx->conn_cache,
+ ldap_filter, sysdb_filter);
+ if (subreq == NULL) {
+ ret = ENOMEM;
+ goto immediately;
+ }
+
+ tevent_req_set_callback(subreq, sdap_sudo_full_refresh_done, req);
+
+ /* free filters */
+ talloc_free(ldap_filter);
+ talloc_free(sysdb_filter);
+
+ return req;
+
+immediately:
+ if (ret == EOK) {
+ tevent_req_done(req);
+ } else {
+ tevent_req_error(req, ret);
+ }
+ tevent_req_post(req, id_ctx->be->ev);
+
+ return req;
+}
+
+static int sdap_sudo_full_refresh_recv(struct tevent_req *req,
+ int *dp_error,
+ int *error)
+{
+ struct sdap_sudo_full_refresh_state *state = NULL;
+ state = tevent_req_data(req, struct sdap_sudo_full_refresh_state);
+
+ TEVENT_REQ_RETURN_ON_ERROR(req);
+
+ *dp_error = state->dp_error;
+ *error = state->error;
+
+ return EOK;
+}
+
+static void sdap_sudo_full_refresh_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = NULL;
+ struct sdap_sudo_full_refresh_state *state = NULL;
+ int ret;
+
+ req = tevent_req_callback_data(subreq, struct tevent_req);
+ state = tevent_req_data(req, struct sdap_sudo_full_refresh_state);
+
+ ret = sdap_sudo_refresh_recv(subreq, &state->dp_error, &state->error);
+ talloc_zfree(subreq);
+ if (ret != EOK) {
+ tevent_req_error(req, ret);
+ return;
+ }
+
+ /* save the time in the sysdb */
+ ret = sysdb_sudo_set_last_full_refresh(state->sysdb, time(NULL));
+ if (ret != EOK) {
+ DEBUG(SSSDBG_MINOR_FAILURE, ("Unable to save time of "
+ "a successful full refresh\n"));
+ /* this is only a minor error that does not affect the functionality,
+ * therefore there is no need to report it with tevent_req_error()
+ * which would cause problems in the consumers */
+ }
+
+ DEBUG(SSSDBG_TRACE_FUNC, ("Successful full refresh of sudo rules\n"));
+
+ tevent_req_done(req);
+}