summaryrefslogtreecommitdiff
path: root/src/providers/ldap/sdap_sudo.c
diff options
context:
space:
mode:
authorPavel Březina <pbrezina@redhat.com>2012-04-23 13:15:21 +0200
committerStephen Gallagher <sgallagh@redhat.com>2012-06-29 11:37:16 -0400
commit0ca19d792b717456f334abdf35279acddf6d71c2 (patch)
treeac1e5330b13a986bd4e55b3dffce388f0bd5eb08 /src/providers/ldap/sdap_sudo.c
parentb95c6b5485eee5f45f62f87df77c9178857d625e (diff)
downloadsssd-0ca19d792b717456f334abdf35279acddf6d71c2.tar.gz
sssd-0ca19d792b717456f334abdf35279acddf6d71c2.tar.bz2
sssd-0ca19d792b717456f334abdf35279acddf6d71c2.zip
sudo ldap provider: move async routines to sdap_async_sudo.c
Diffstat (limited to 'src/providers/ldap/sdap_sudo.c')
-rw-r--r--src/providers/ldap/sdap_sudo.c675
1 files changed, 0 insertions, 675 deletions
diff --git a/src/providers/ldap/sdap_sudo.c b/src/providers/ldap/sdap_sudo.c
index 75d30430..3bef454a 100644
--- a/src/providers/ldap/sdap_sudo.c
+++ b/src/providers/ldap/sdap_sudo.c
@@ -131,72 +131,6 @@ int sdap_sudo_setup_tasks(struct sdap_id_ctx *id_ctx)
return EOK;
}
-struct sdap_sudo_load_sudoers_state {
- struct tevent_context *ev;
- struct sdap_sudo_ctx *sudo_ctx;
- struct sdap_options *opts;
- struct sdap_handle *sh;
- struct sysdb_attrs **ldap_rules; /* search result will be stored here */
- size_t ldap_rules_count; /* search result will be stored here */
-
- const char **attrs;
- const char *filter;
- size_t base_iter;
- struct sdap_search_base **search_bases;
- int timeout;
-};
-
-struct sdap_sudo_refresh_state {
- struct be_ctx *be_ctx;
- struct be_sudo_req *sudo_req;
- struct sdap_options *opts;
- struct sdap_id_op *sdap_op;
- struct sdap_id_conn_cache *sdap_conn_cache;
-
- int dp_error;
- int error;
-};
-
-static int sdap_sudo_connect(struct tevent_req *req);
-
-static void sdap_sudo_connect_done(struct tevent_req *subreq);
-
-static struct tevent_req * sdap_sudo_load_sudoers_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct be_sudo_req *sudo_req,
- struct sdap_options *opts,
- struct sdap_handle *sh);
-
-static errno_t sdap_sudo_load_sudoers_next_base(struct tevent_req *req);
-
-static void sdap_sudo_load_sudoers_process(struct tevent_req *subreq);
-
-static int sdap_sudo_load_sudoers_recv(struct tevent_req *req,
- TALLOC_CTX *mem_ctx,
- size_t *rules_count,
- struct sysdb_attrs ***rules);
-
-static void sdap_sudo_load_sudoers_done(struct tevent_req *req);
-
-static int sdap_sudo_purge_sudoers(struct sysdb_ctx *sysdb_ctx,
- struct sss_domain_info *domain,
- struct be_sudo_req *sudo_req);
-
-static int sdap_sudo_store_sudoers(struct sysdb_ctx *sysdb_ctx,
- struct sdap_options *opts,
- size_t rules_count,
- struct sysdb_attrs **rules);
-
-static const char *sdap_sudo_build_filter(TALLOC_CTX *mem_ctx,
- struct sdap_attr_map *map,
- struct be_sudo_req *sudo_req);
-
-static const char *sdap_sudo_build_user_filter(TALLOC_CTX *mem_ctx,
- struct sdap_attr_map *map,
- const char *username,
- uid_t uid,
- char **groups);
-
static void sdap_sudo_reply(struct tevent_req *req)
{
struct be_req *be_req = NULL;
@@ -256,612 +190,3 @@ void sdap_sudo_handler(struct be_req *be_req)
fail:
sdap_handler_done(be_req, DP_ERR_FATAL, ret, NULL);
}
-
-struct tevent_req *sdap_sudo_refresh_send(TALLOC_CTX *mem_ctx,
- struct be_ctx *be_ctx,
- struct be_sudo_req *sudo_req,
- struct sdap_options *opts,
- struct sdap_id_conn_cache *conn_cache)
-{
- struct tevent_req *req = NULL;
- struct sdap_sudo_refresh_state *state = NULL;
- int ret;
-
- req = tevent_req_create(mem_ctx, &state, struct sdap_sudo_refresh_state);
- if (!req) {
- return NULL;
- }
-
- state->be_ctx = be_ctx;
- state->sudo_req = sudo_req;
- state->opts = opts;
- state->sdap_op = NULL;
- state->sdap_conn_cache = conn_cache;
- state->dp_error = DP_ERR_OK;
- state->error = EOK;
-
- switch (sudo_req->type) {
- case BE_REQ_SUDO_ALL:
- DEBUG(SSSDBG_TRACE_FUNC, ("Requested refresh for: <ALL>\n"));
- break;
- case BE_REQ_SUDO_DEFAULTS:
- DEBUG(SSSDBG_TRACE_FUNC, ("Requested refresh of cn=defaults\n"));
- break;
- case BE_REQ_SUDO_USER:
- DEBUG(SSSDBG_TRACE_FUNC, ("Requested refresh for: %s\n",
- sudo_req->username));
- break;
- default:
- DEBUG(SSSDBG_CRIT_FAILURE, ("Invalid request type %d\n", sudo_req->type));
- ret = EINVAL;
- goto immediately;
- }
-
- ret = sdap_sudo_connect(req);
- if (ret == EAGAIN) {
- /* asynchronous processing */
- return req;
- }
-
-immediately:
- if (ret == EOK) {
- tevent_req_done(req);
- } else {
- tevent_req_error(req, ret);
- }
- tevent_req_post(req, be_ctx->ev);
-
- return req;
-}
-
-int sdap_sudo_refresh_recv(struct tevent_req *req,
- int *dp_error,
- int *error)
-{
- struct sdap_sudo_refresh_state *state = NULL;
-
- state = tevent_req_data(req, struct sdap_sudo_refresh_state);
-
- TEVENT_REQ_RETURN_ON_ERROR(req);
-
- *dp_error = state->dp_error;
- *error = state->error;
-
- return EOK;
-}
-
-int sdap_sudo_connect(struct tevent_req *req)
-{
- struct tevent_req *subreq = NULL;
- struct sdap_sudo_refresh_state *state = NULL;
- int ret;
-
- state = tevent_req_data(req, struct sdap_sudo_refresh_state);
-
- if (be_is_offline(state->be_ctx)) {
- state->dp_error = DP_ERR_OFFLINE;
- state->error = EAGAIN;
- return EOK;
- }
-
- if (state->sdap_op == NULL) {
- state->sdap_op = sdap_id_op_create(state, state->sdap_conn_cache);
- if (state->sdap_op == NULL) {
- DEBUG(SSSDBG_CRIT_FAILURE, ("sdap_id_op_create() failed\n"));
- state->dp_error = DP_ERR_FATAL;
- state->error = EIO;
- return EIO;
- }
- }
-
- subreq = sdap_id_op_connect_send(state->sdap_op, state, &ret);
- if (subreq == NULL) {
- DEBUG(SSSDBG_CRIT_FAILURE,
- ("sdap_id_op_connect_send() failed: %d(%s)\n", ret, strerror(ret)));
- talloc_zfree(state->sdap_op);
- state->dp_error = DP_ERR_FATAL;
- state->error = ret;
- return ret;
- }
-
- tevent_req_set_callback(subreq, sdap_sudo_connect_done, req);
-
- return EAGAIN;
-}
-
-void sdap_sudo_connect_done(struct tevent_req *subreq)
-{
- struct tevent_req *req = NULL; /* req from sdap_sudo_refresh_send() */
- struct sdap_sudo_refresh_state *state = NULL;
- int dp_error;
- int ret;
-
- req = tevent_req_callback_data(subreq, struct tevent_req);
- state = tevent_req_data(req, struct sdap_sudo_refresh_state);
-
- ret = sdap_id_op_connect_recv(subreq, &dp_error);
- talloc_zfree(subreq);
-
- if (dp_error == DP_ERR_OFFLINE) {
- talloc_zfree(state->sdap_op);
- state->dp_error = DP_ERR_OFFLINE;
- state->error = EAGAIN;
- tevent_req_done(req);
- return;
- } else if (ret != EOK) {
- DEBUG(SSSDBG_CRIT_FAILURE,
- ("SUDO LDAP connection failed - %s\n", strerror(ret)));
- goto fail;
- }
-
- DEBUG(SSSDBG_TRACE_FUNC, ("SUDO LDAP connection successful\n"));
-
- subreq = sdap_sudo_load_sudoers_send(state, state->be_ctx->ev,
- state->sudo_req, state->opts,
- sdap_id_op_handle(state->sdap_op));
- if (subreq == NULL) {
- ret = EFAULT;
- goto fail;
- }
-
- tevent_req_set_callback(subreq, sdap_sudo_load_sudoers_done, req);
-
- return;
-
-fail:
- state->dp_error = DP_ERR_FATAL;
- state->error = ret;
- tevent_req_error(req, ret);
-}
-
-struct tevent_req * sdap_sudo_load_sudoers_send(TALLOC_CTX *mem_ctx,
- struct tevent_context *ev,
- struct be_sudo_req *sudo_req,
- struct sdap_options *opts,
- struct sdap_handle *sh)
-
-
-
-{
- struct tevent_req *req = NULL;
- struct sdap_sudo_load_sudoers_state *state = NULL;
- int ret;
-
- req = tevent_req_create(mem_ctx, &state, struct sdap_sudo_load_sudoers_state);
- if (!req) {
- return NULL;
- }
-
- state->ev = ev;
- state->opts = opts;
- state->sh = sh;
- state->base_iter = 0;
- state->search_bases = opts->sudo_search_bases;
- state->timeout = dp_opt_get_int(opts->basic, SDAP_SEARCH_TIMEOUT);
- state->ldap_rules = NULL;
- state->ldap_rules_count = 0;
-
- if (!state->search_bases) {
- DEBUG(SSSDBG_CRIT_FAILURE,
- ("SUDOERS lookup request without a search base\n"));
- ret = EINVAL;
- goto done;
- }
-
- /* create filter */
- state->filter = sdap_sudo_build_filter(state, opts->sudorule_map, sudo_req);
- if (state->filter == NULL) {
- goto fail;
- }
-
- /* create attrs from map */
- ret = build_attrs_from_map(state, opts->sudorule_map, SDAP_OPTS_SUDO,
- NULL, &state->attrs, NULL);
- if (ret != EOK) {
- goto fail;
- }
-
- /* begin search */
- ret = sdap_sudo_load_sudoers_next_base(req);
-
-done:
- if (ret != EOK) {
- tevent_req_error(req, ret);
- tevent_req_post(req, ev);
- }
-
- return req;
-
-fail:
- talloc_zfree(req);
- return NULL;
-}
-
-static errno_t sdap_sudo_load_sudoers_next_base(struct tevent_req *req)
-{
- struct tevent_req *subreq = NULL;
- struct sdap_sudo_load_sudoers_state *state = NULL;
- struct sdap_search_base *search_base = NULL;
- char *filter = NULL;
-
- state = tevent_req_data(req, struct sdap_sudo_load_sudoers_state);
- search_base = state->search_bases[state->base_iter];
- if (search_base == NULL) {
- /* should not happen */
- DEBUG(SSSDBG_CRIT_FAILURE, ("search_base is null\n"));
- return EFAULT;
- }
-
- /* create filter */
- filter = sdap_get_id_specific_filter(state, state->filter,
- search_base->filter);
- if (filter == NULL) {
- return ENOMEM;
- }
-
- /* send request */
- DEBUG(SSSDBG_TRACE_FUNC,
- ("Searching for sudo rules with base [%s]\n",
- search_base->basedn));
-
- subreq = sdap_get_generic_send(state,
- state->ev,
- state->opts,
- state->sh,
- search_base->basedn,
- search_base->scope,
- filter,
- state->attrs,
- state->opts->sudorule_map,
- SDAP_OPTS_SUDO,
- state->timeout,
- true);
- if (subreq == NULL) {
- return ENOMEM;
- }
-
- tevent_req_set_callback(subreq, sdap_sudo_load_sudoers_process, req);
-
- return EOK;
-}
-
-static void sdap_sudo_load_sudoers_process(struct tevent_req *subreq)
-{
- struct tevent_req *req = NULL;
- struct sdap_sudo_load_sudoers_state *state = NULL;
- struct sdap_search_base *search_base = NULL;
- struct sysdb_attrs **attrs = NULL;
- size_t count;
- int ret;
- int i;
-
- req = tevent_req_callback_data(subreq, struct tevent_req);
- state = tevent_req_data(req, struct sdap_sudo_load_sudoers_state);
- search_base = state->search_bases[state->base_iter];
-
- DEBUG(SSSDBG_TRACE_FUNC,
- ("Receiving sudo rules with base [%s]\n",
- search_base->basedn));
-
- ret = sdap_get_generic_recv(subreq, state, &count, &attrs);
- talloc_zfree(subreq);
- if (ret) {
- tevent_req_error(req, ret);
- return;
- }
-
- /* add rules to result */
- if (count > 0) {
- state->ldap_rules = talloc_realloc(state, state->ldap_rules,
- struct sysdb_attrs *,
- state->ldap_rules_count + count);
- if (state->ldap_rules == NULL) {
- tevent_req_error(req, ENOMEM);
- return;
- }
-
- for (i = 0; i < count; i++) {
- state->ldap_rules[state->ldap_rules_count + i] = talloc_steal(
- state->ldap_rules, attrs[i]);
- }
-
- state->ldap_rules_count += count;
- }
-
- /* go to next base */
- state->base_iter++;
- if (state->search_bases[state->base_iter]) {
- ret = sdap_sudo_load_sudoers_next_base(req);
- if (ret != EOK) {
- tevent_req_error(req, ret);
- }
-
- return;
- }
-
- /* we are done */
- tevent_req_done(req);
-}
-
-int sdap_sudo_load_sudoers_recv(struct tevent_req *req,
- TALLOC_CTX *mem_ctx,
- size_t *rules_count,
- struct sysdb_attrs ***rules)
-{
- struct sdap_sudo_load_sudoers_state *state = NULL;
-
- state = tevent_req_data(req, struct sdap_sudo_load_sudoers_state);
-
- TEVENT_REQ_RETURN_ON_ERROR(req);
-
- *rules_count = state->ldap_rules_count;
- *rules = talloc_steal(mem_ctx, state->ldap_rules);
-
- return EOK;
-}
-
-void sdap_sudo_load_sudoers_done(struct tevent_req *subreq)
-{
- struct tevent_req *req = NULL; /* req from sdap_sudo_refresh_send() */
- struct sdap_sudo_refresh_state *state = NULL;
- struct sysdb_attrs **rules = NULL;
- size_t rules_count;
- int ret;
-
- req = tevent_req_callback_data(subreq, struct tevent_req);
- state = tevent_req_data(req, struct sdap_sudo_refresh_state);
-
- ret = sdap_sudo_load_sudoers_recv(subreq, state, &rules_count, &rules);
- talloc_zfree(subreq);
- if (ret != EOK) {
- goto done;
- }
-
- DEBUG(SSSDBG_TRACE_FUNC, ("Received %d rules\n", rules_count));
-
- /* purge cache */
- ret = sdap_sudo_purge_sudoers(state->be_ctx->sysdb, state->be_ctx->domain,
- state->sudo_req);
- if (ret != EOK) {
- goto done;
- }
-
- /* store rules */
- ret = sdap_sudo_store_sudoers(state->be_ctx->sysdb, state->opts,
- rules_count, rules);
- if (ret != EOK) {
- goto done;
- }
-
- DEBUG(SSSDBG_TRACE_FUNC, ("Sudoers is successfuly stored in cache\n"));
-
- ret = EOK;
-
-done:
- state->error = ret;
- if (ret == EOK) {
- state->dp_error = DP_ERR_OK;
- tevent_req_done(req);
- } else {
- state->dp_error = DP_ERR_FATAL;
- tevent_req_error(req, ret);
- }
-}
-
-int sdap_sudo_purge_sudoers(struct sysdb_ctx *sysdb_ctx,
- struct sss_domain_info *domain,
- struct be_sudo_req *sudo_req)
-{
- TALLOC_CTX *tmp_ctx;
- char *filter = NULL;
- char **sudouser = NULL;
- int ret = EOK;
- errno_t sret;
- bool in_transaction = false;
-
- tmp_ctx = talloc_new(NULL);
- if (tmp_ctx == NULL) {
- DEBUG(SSSDBG_CRIT_FAILURE, ("talloc_new() failed\n"));
- return ENOMEM;
- }
-
- ret = sysdb_transaction_start(sysdb_ctx);
- if (ret != EOK) {
- goto done;
- }
- in_transaction = true;
-
- switch (sudo_req->type) {
- case BE_REQ_SUDO_ALL:
- DEBUG(SSSDBG_TRACE_FUNC, ("Purging SUDOers cache of all rules\n"));
- ret = sysdb_sudo_purge_all(sysdb_ctx);
- break;
- case BE_REQ_SUDO_DEFAULTS:
- DEBUG(SSSDBG_TRACE_FUNC, ("Purging SUDOers cache of default options\n"));
- ret = sysdb_sudo_purge_byname(sysdb_ctx, SDAP_SUDO_DEFAULTS);
- break;
- case BE_REQ_SUDO_USER:
- DEBUG(SSSDBG_TRACE_FUNC, ("Purging SUDOers cache of user's [%s] rules\n",
- sudo_req->username));
-
- /* netgroups */
- ret = sysdb_get_sudo_filter(tmp_ctx, NULL, 0, NULL,
- SYSDB_SUDO_FILTER_NGRS, &filter);
- if (ret != EOK) {
- DEBUG(SSSDBG_CRIT_FAILURE, ("Unable to create filter to purge "
- "SUDOers cache [%d]: %s\n", ret, strerror(ret)));
- goto done;
- }
-
- ret = sysdb_sudo_purge_byfilter(sysdb_ctx, filter);
- if (ret != EOK) {
- DEBUG(SSSDBG_CRIT_FAILURE, ("Unable to purge SUDOers cache "
- "(netgroups) [%d]: %s\n", ret, strerror(ret)));
- goto done;
- }
-
- /* user, uid, groups */
- sudouser = sysdb_sudo_build_sudouser(tmp_ctx, sudo_req->username,
- sudo_req->uid, sudo_req->groups,
- true);
- if (sudouser == NULL) {
- DEBUG(SSSDBG_CRIT_FAILURE, ("Unable to create sudoUser to purge "
- "SUDOers cache [%d]: %s\n", ret, strerror(ret)));
- goto done;
- }
-
- ret = sysdb_sudo_purge_bysudouser(sysdb_ctx, sudouser);
- break;
- default:
- DEBUG(SSSDBG_CRIT_FAILURE, ("Invalid request type %d\n", sudo_req->type));
- return EINVAL;
- }
-
- if (ret != EOK) {
- DEBUG(SSSDBG_CRIT_FAILURE, ("Unable to purge SUDOers cache [%d]: %s\n",
- ret, strerror(ret)));
- goto done;
- }
-
- ret = sysdb_transaction_commit(sysdb_ctx);
- if (ret == EOK) {
- in_transaction = false;
- }
-
-done:
- if (in_transaction) {
- sret = sysdb_transaction_cancel(sysdb_ctx);
- if (sret != EOK) {
- DEBUG(SSSDBG_OP_FAILURE, ("Could not cancel transaction\n"));
- }
- }
-
- talloc_free(tmp_ctx);
- return ret;
-}
-
-int sdap_sudo_store_sudoers(struct sysdb_ctx *sysdb_ctx,
- struct sdap_options *opts,
- size_t rules_count,
- struct sysdb_attrs **rules)
-{
- errno_t ret;
-
- /* Empty sudoers? Done. */
- if (rules_count == 0 || rules == NULL) {
- return EOK;
- }
-
- ret = sdap_save_native_sudorule_list(sysdb_ctx, opts->sudorule_map,
- rules, rules_count);
- if (ret != EOK) {
- DEBUG(SSSDBG_OP_FAILURE, ("failed to save sudo rules [%d]: %s\n",
- ret, strerror(ret)));
- return ret;
- }
-
- return EOK;
-}
-
-const char *sdap_sudo_build_filter(TALLOC_CTX *mem_ctx,
- struct sdap_attr_map *map,
- struct be_sudo_req *sudo_req)
-{
- switch (sudo_req->type) {
- case BE_REQ_SUDO_ALL:
- return talloc_asprintf(mem_ctx, SDAP_SUDO_FILTER_ALL,
- map[SDAP_OC_SUDORULE].name);
- break;
- case BE_REQ_SUDO_DEFAULTS:
- return talloc_asprintf(mem_ctx, SDAP_SUDO_FILTER_DEFAULTS,
- map[SDAP_OC_SUDORULE].name,
- map[SDAP_AT_SUDO_NAME].name,
- SDAP_SUDO_DEFAULTS); /* FIXME: add option for this */
- break;
- case BE_REQ_SUDO_USER:
- return sdap_sudo_build_user_filter(mem_ctx, map, sudo_req->username,
- sudo_req->uid, sudo_req->groups);
-
- break;
- default:
- DEBUG(SSSDBG_CRIT_FAILURE, ("Invalid request type %d\n", sudo_req->type));
- return NULL;
- }
-}
-
-/* alway update cn=defaults and sudoUser=ALL */
-const char *sdap_sudo_build_user_filter(TALLOC_CTX *mem_ctx,
- struct sdap_attr_map *map,
- const char *username,
- uid_t uid,
- char **groups)
-{
- char *filter = NULL;
- char *output = NULL;
- char *sanitized = NULL;
- char **group = NULL;
- int ret;
-
- /* user name */
- ret = sss_filter_sanitize(filter, username, &sanitized);
- if (ret != EOK) {
- goto fail;
- }
- filter = talloc_asprintf_append(filter, SDAP_SUDO_FILTER_USERNAME,
- map[SDAP_AT_SUDO_USER].name,
- sanitized);
- if (filter == NULL) {
- goto fail;
- }
-
- /* user uid */
- filter = talloc_asprintf_append(filter, SDAP_SUDO_FILTER_UID,
- map[SDAP_AT_SUDO_USER].name,
- uid);
- if (filter == NULL) {
- goto fail;
- }
-
- /* groups */
- if (groups != NULL) {
- for (group = groups; *group != NULL; group++) {
- ret = sss_filter_sanitize(filter, *group, &sanitized);
- if (ret != EOK) {
- goto fail;
- }
- filter = talloc_asprintf_append(filter, SDAP_SUDO_FILTER_GROUP,
- map[SDAP_AT_SUDO_USER].name,
- sanitized);
- if (filter == NULL) {
- goto fail;
- }
- }
- }
-
- /* netgroups */
- /*
- * FIXME: load only netgroups user is member of
- * FIXME: add option to disable this filter
- */
- filter = talloc_asprintf_append(filter, SDAP_SUDO_FILTER_NETGROUP,
- map[SDAP_AT_SUDO_USER].name,
- "*");
- if (filter == NULL) {
- goto fail;
- }
-
-
- output = talloc_asprintf(mem_ctx, SDAP_SUDO_FILTER_USER,
- map[SDAP_OC_SUDORULE].name,
- map[SDAP_AT_SUDO_NAME].name,
- SDAP_SUDO_DEFAULTS, /* FIXME: add option for this */
- map[SDAP_AT_SUDO_USER].name,
- filter);
-
- talloc_free(filter);
- return output;
-
-fail:
- talloc_free(filter);
- return NULL;
-}