diff options
Diffstat (limited to 'src/providers/ipa/ipa_hbac_hosts.c')
| -rw-r--r-- | src/providers/ipa/ipa_hbac_hosts.c | 434 |
1 files changed, 0 insertions, 434 deletions
diff --git a/src/providers/ipa/ipa_hbac_hosts.c b/src/providers/ipa/ipa_hbac_hosts.c index 329fdc884..1626f178a 100644 --- a/src/providers/ipa/ipa_hbac_hosts.c +++ b/src/providers/ipa/ipa_hbac_hosts.c @@ -25,440 +25,6 @@ #include "providers/ipa/ipa_hbac_private.h" #include "providers/ldap/sdap_async.h" -struct ipa_hbac_host_state { - struct tevent_context *ev; - struct sysdb_ctx *sysdb; - struct sdap_handle *sh; - struct sdap_options *opts; - const char **attrs; - - struct sdap_search_base **search_bases; - int search_base_iter; - - char *cur_filter; - char *host_filter; - - bool support_srchost; - const char *hostname; - - /* Return values */ - size_t host_count; - struct sysdb_attrs **hosts; - - size_t hostgroup_count; - struct sysdb_attrs **hostgroups; - struct sdap_attr_map_info *hostgroup_map; -}; - -#define HOSTGROUP_MAP_ATTRS_COUNT 5 -static struct sdap_attr_map hostgroup_map[] = { - {"objectclass", "ipahostgroup", "hostgroup", NULL}, - {"name_attr", IPA_CN, IPA_CN, NULL}, - {"member", IPA_MEMBER, SYSDB_ORIG_MEMBER, NULL}, - {"memberof", IPA_MEMBEROF, SYSDB_ORIG_MEMBEROF, NULL}, - {"ipa_id", IPA_UNIQUE_ID, IPA_UNIQUE_ID, NULL} -}; - -static void -ipa_hbac_host_info_done(struct tevent_req *subreq); - -static void -ipa_hbac_hostgroup_info_done(struct tevent_req *subreq); - -static errno_t -ipa_hbac_host_info_next(struct tevent_req *req, - struct ipa_hbac_host_state *state); -static errno_t -ipa_hbac_hostgroup_info_next(struct tevent_req *req, - struct ipa_hbac_host_state *state); - -struct tevent_req * -ipa_hbac_host_info_send(TALLOC_CTX *mem_ctx, - struct tevent_context *ev, - struct sysdb_ctx *sysdb, - struct sdap_handle *sh, - struct sdap_options *opts, - bool support_srchost, - const char *hostname, - struct sdap_search_base **search_bases) -{ - errno_t ret; - struct ipa_hbac_host_state *state; - struct tevent_req *req; - - req = tevent_req_create(mem_ctx, &state, struct ipa_hbac_host_state); - if (req == NULL) { - return NULL; - } - - state->ev = ev; - state->sysdb = sysdb; - state->sh = sh; - state->opts = opts; - state->support_srchost = support_srchost; - state->hostname = hostname; - state->search_bases = search_bases; - state->search_base_iter = 0; - state->cur_filter = NULL; - - if (support_srchost) { - state->host_filter = talloc_asprintf(state, "(objectClass=%s)", - IPA_HOST); - } else { - if (hostname == NULL) { - ret = EINVAL; - goto immediate; - } - state->host_filter = talloc_asprintf(state, "(&(objectClass=%s)(%s=%s))", - IPA_HOST, IPA_HOST_FQDN, hostname); - } - if (state->host_filter == NULL) { - ret = ENOMEM; - goto immediate; - } - - state->attrs = talloc_array(state, const char *, 8); - if (state->attrs == NULL) { - DEBUG(1, ("Failed to allocate host attribute list.\n")); - ret = ENOMEM; - goto immediate; - } - state->attrs[0] = "objectClass"; - state->attrs[1] = IPA_HOST_SERVERHOSTNAME; - state->attrs[2] = IPA_HOST_FQDN; - state->attrs[3] = IPA_UNIQUE_ID; - state->attrs[4] = IPA_MEMBER; - state->attrs[5] = IPA_MEMBEROF; - state->attrs[6] = IPA_CN; - state->attrs[7] = NULL; - - ret = ipa_hbac_host_info_next(req, state); - if (ret == EOK) { - DEBUG(SSSDBG_CRIT_FAILURE, ("No host search base configured?\n")); - ret = EINVAL; - } - - if (ret != EAGAIN) { - goto immediate; - } - - return req; - -immediate: - if (ret == EOK) { - tevent_req_done(req); - } else { - tevent_req_error(req, ret); - } - tevent_req_post(req, ev); - return req; -} - -static errno_t ipa_hbac_host_info_next(struct tevent_req *req, - struct ipa_hbac_host_state *state) -{ - struct sdap_search_base *base; - struct tevent_req *subreq; - - base = state->search_bases[state->search_base_iter]; - if (base == NULL) { - return EOK; - } - - talloc_zfree(state->cur_filter); - state->cur_filter = sdap_get_id_specific_filter(state, state->host_filter, - base->filter); - if (state->cur_filter == NULL) { - return ENOMEM; - } - - subreq = sdap_get_generic_send(state, state->ev, state->opts, - state->sh, base->basedn, - base->scope, state->cur_filter, - state->attrs, NULL, 0, - dp_opt_get_int(state->opts->basic, - SDAP_ENUM_SEARCH_TIMEOUT)); - if (subreq == NULL) { - DEBUG(SSSDBG_CRIT_FAILURE, ("Error requesting host info\n")); - talloc_zfree(state->cur_filter); - return EIO; - } - tevent_req_set_callback(subreq, ipa_hbac_host_info_done, req); - - return EAGAIN; -} - -static void -ipa_hbac_host_info_done(struct tevent_req *subreq) -{ - errno_t ret; - struct tevent_req *req = - tevent_req_callback_data(subreq, struct tevent_req); - struct ipa_hbac_host_state *state = - tevent_req_data(req, struct ipa_hbac_host_state); - const char *host_dn; - int i; - - ret = sdap_get_generic_recv(subreq, state, - &state->host_count, - &state->hosts); - talloc_zfree(subreq); - if (ret != EOK) { - tevent_req_error(req, ret); - return; - } - - if (state->host_count == 0) { - state->search_base_iter++; - ret = ipa_hbac_host_info_next(req, state); - if (ret == EOK) { - /* No more search bases to try */ - tevent_req_error(req, ENOENT); - } else if (ret != EAGAIN) { - tevent_req_error(req, ret); - } - return; - } - - ret = replace_attribute_name(IPA_MEMBEROF, SYSDB_ORIG_MEMBEROF, - state->host_count, - state->hosts); - if (ret != EOK) { - DEBUG(1, ("Could not replace attribute names\n")); - tevent_req_error(req, ret); - return; - } - - /* Complete the map */ - for (i = 0; i < HOSTGROUP_MAP_ATTRS_COUNT; i++) { - /* These are allocated on the state, so the next time they'll - * have to be allocated again - */ - hostgroup_map[i].name = talloc_strdup(state, - hostgroup_map[i].def_name); - if (hostgroup_map[i].name == NULL) { - tevent_req_error(req, ret); - return; - } - } - - /* Look up host groups */ - if (state->support_srchost) { - talloc_zfree(state->host_filter); - state->host_filter = talloc_asprintf(state, "(objectClass=%s)", - IPA_HOSTGROUP); - if (state->host_filter == NULL) { - tevent_req_error(req, ENOMEM); - return; - } - state->search_base_iter = 0; - - ret = ipa_hbac_hostgroup_info_next(req, state); - if (ret == EOK) { - DEBUG(SSSDBG_CRIT_FAILURE, ("No host search base configured?\n")); - tevent_req_error(req, EINVAL); - return; - } else if (ret != EAGAIN) { - tevent_req_error(req, ret); - return; - } - } else { - state->hostgroup_map = talloc_zero(state, struct sdap_attr_map_info); - if (state->hostgroup_map == NULL) { - tevent_req_error(req, ENOMEM); - return; - } - state->hostgroup_map->map = hostgroup_map; - state->hostgroup_map->num_attrs = HOSTGROUP_MAP_ATTRS_COUNT; - - ret = sysdb_attrs_get_string(state->hosts[0], SYSDB_ORIG_DN, &host_dn); - if (ret != EOK) { - tevent_req_error(req, ret); - return; - } - - subreq = sdap_deref_search_send(state, state->ev, state->opts, state->sh, - host_dn, IPA_MEMBEROF, state->attrs, - 1, state->hostgroup_map, - dp_opt_get_int(state->opts->basic, - SDAP_ENUM_SEARCH_TIMEOUT)); - if (subreq == NULL) { - DEBUG(SSSDBG_CRIT_FAILURE, ("Error requesting host info\n")); - tevent_req_error(req, EIO); - return; - } - } - tevent_req_set_callback(subreq, ipa_hbac_hostgroup_info_done, req); -} - -static errno_t ipa_hbac_hostgroup_info_next(struct tevent_req *req, - struct ipa_hbac_host_state *state) -{ - struct sdap_search_base *base; - struct tevent_req *subreq; - - base = state->search_bases[state->search_base_iter]; - if (base == NULL) { - return EOK; - } - - talloc_zfree(state->cur_filter); - state->cur_filter = sdap_get_id_specific_filter(state, state->host_filter, - base->filter); - if (state->cur_filter == NULL) { - return ENOMEM; - } - - subreq = sdap_get_generic_send(state, state->ev, state->opts, state->sh, - base->basedn, base->scope, - state->cur_filter, state->attrs, hostgroup_map, - HOSTGROUP_MAP_ATTRS_COUNT, - dp_opt_get_int(state->opts->basic, - SDAP_ENUM_SEARCH_TIMEOUT)); - if (subreq == NULL) { - DEBUG(SSSDBG_CRIT_FAILURE, ("Error requesting hostgroup info\n")); - talloc_zfree(state->cur_filter); - return EIO; - } - tevent_req_set_callback(subreq, ipa_hbac_hostgroup_info_done, req); - - return EAGAIN; -} - -static void -ipa_hbac_hostgroup_info_done(struct tevent_req *subreq) -{ - errno_t ret; - struct tevent_req *req = - tevent_req_callback_data(subreq, struct tevent_req); - struct ipa_hbac_host_state *state = - tevent_req_data(req, struct ipa_hbac_host_state); - - size_t hostgroups_total; - size_t hostgroup_count; - struct sysdb_attrs **hostgroups; - struct sdap_deref_attrs **deref_result; - const char *hostgroup_name; - const char *hostgroup_dn; - int i, j; - - if (state->support_srchost) { - ret = sdap_get_generic_recv(subreq, state, - &hostgroup_count, - &hostgroups); - talloc_zfree(subreq); - - /* Merge the two arrays */ - if (hostgroup_count > 0) { - hostgroups_total = hostgroup_count + state->hostgroup_count; - state->hostgroups = talloc_realloc(state, state->hostgroups, - struct sysdb_attrs *, - hostgroups_total); - if (state->hostgroups == NULL) { - tevent_req_error(req, ENOMEM); - return; - } - - i = 0; - while(state->hostgroup_count < hostgroups_total) { - state->hostgroups[state->hostgroup_count] = - talloc_steal(state->hostgroups, hostgroups[i]); - state->hostgroup_count++; - i++; - } - } - - /* Now look in the next base */ - state->search_base_iter++; - ret = ipa_hbac_hostgroup_info_next(req, state); - if (ret != EOK && ret != EAGAIN) { - tevent_req_error(req, ret); - } - - if (ret != EOK) { - /* Only continue if no error occurred - * and no req was created */ - return; - } - } else { - ret = sdap_deref_search_recv(subreq, state, - &state->hostgroup_count, - &deref_result); - talloc_zfree(subreq); - if (ret != EOK) goto done; - - if (state->hostgroup_count == 0) { - DEBUG(SSSDBG_FUNC_DATA, ("No host groups were dereferenced\n")); - } else { - state->hostgroups = talloc_zero_array(state, struct sysdb_attrs *, - state->hostgroup_count); - if (state->hostgroups == NULL) { - ret = ENOMEM; - goto done; - } - - j = 0; - for (i = 0; i < state->hostgroup_count; i++) { - ret = sysdb_attrs_get_string(deref_result[i]->attrs, - SYSDB_ORIG_DN, &hostgroup_dn); - if (ret != EOK) goto done; - - if (!sss_ldap_dn_in_search_bases(state, hostgroup_dn, - state->search_bases, - NULL)) { - continue; - } - - ret = sysdb_attrs_get_string(deref_result[i]->attrs, - IPA_CN, &hostgroup_name); - if (ret != EOK) goto done; - - DEBUG(SSSDBG_FUNC_DATA, ("Dereferenced host group: %s\n", - hostgroup_name)); - state->hostgroups[j] = talloc_steal(state->hostgroups, - deref_result[i]->attrs); - j++; - } - state->hostgroup_count = j; - } - } - -done: - if (ret == EOK) { - tevent_req_done(req); - } else { - DEBUG(3, ("Error [%d][%s]\n", ret, strerror(ret))); - tevent_req_error(req, ret); - } -} - -errno_t -ipa_hbac_host_info_recv(struct tevent_req *req, - TALLOC_CTX *mem_ctx, - size_t *host_count, - struct sysdb_attrs ***hosts, - size_t *hostgroup_count, - struct sysdb_attrs ***hostgroups) -{ - size_t c; - struct ipa_hbac_host_state *state = - tevent_req_data(req, struct ipa_hbac_host_state); - - TEVENT_REQ_RETURN_ON_ERROR(req); - - *host_count = state->host_count; - *hosts = talloc_steal(mem_ctx, state->hosts); - for (c = 0; c < state->host_count; c++) { - /* Guarantee the memory heirarchy of the list */ - talloc_steal(state->hosts, state->hosts[c]); - } - - *hostgroup_count = state->hostgroup_count; - *hostgroups = talloc_steal(mem_ctx, state->hostgroups); - - return EOK; -} - /* * Functions to convert sysdb_attrs to the hbac_rule format */ |