diff options
Diffstat (limited to 'src/providers/ldap/ldap_id_enum.c')
-rw-r--r-- | src/providers/ldap/ldap_id_enum.c | 637 |
1 files changed, 6 insertions, 631 deletions
diff --git a/src/providers/ldap/ldap_id_enum.c b/src/providers/ldap/ldap_id_enum.c index 7d9ff3be..43eb4c99 100644 --- a/src/providers/ldap/ldap_id_enum.c +++ b/src/providers/ldap/ldap_id_enum.c @@ -31,6 +31,7 @@ #include "providers/ldap/ldap_common.h" #include "providers/ldap/sdap_async.h" #include "providers/ldap/sdap_idmap.h" +#include "providers/ldap/sdap_async_enum.h" extern struct tevent_req *ldap_id_cleanup_send(TALLOC_CTX *memctx, struct tevent_context *ev, @@ -38,9 +39,6 @@ extern struct tevent_req *ldap_id_cleanup_send(TALLOC_CTX *memctx, /* ==Enumeration-Task===================================================== */ -static int ldap_id_enumerate_retry(struct tevent_req *req); -static void ldap_id_enumerate_connect_done(struct tevent_req *req); - static void ldap_id_enumerate_reschedule(struct tevent_req *req); static void ldap_id_enumerate_timeout(struct tevent_context *ev, @@ -66,7 +64,7 @@ static void ldap_id_enumerate_timer(struct tevent_context *ev, return; } - req = ldap_id_enumerate_send(ev, ctx); + req = sdap_dom_enum_send(ctx, ev, ctx, ctx->opts->sdom, ctx->conn); if (!req) { DEBUG(1, ("Failed to schedule enumeration, retrying later!\n")); /* schedule starting from now, not the last run */ @@ -129,30 +127,19 @@ static void ldap_id_enumerate_reschedule(struct tevent_req *req) { struct sdap_id_ctx *ctx = tevent_req_callback_data(req, struct sdap_id_ctx); - enum tevent_req_state tstate; - uint64_t err; struct timeval tv; int delay; errno_t ret; - if (tevent_req_is_error(req, &tstate, &err)) { + ret = sdap_dom_enum_recv(req); + talloc_zfree(req); + if (ret != EOK) { /* On error schedule starting from now, not the last run */ tv = tevent_timeval_current(); } else { - tv = ctx->last_enum; + tv = ctx->opts->sdom->last_enum; - /* Ok, we've completed an enumeration. Save this to the - * sysdb so we can postpone starting up the enumeration - * process on the next SSSD service restart (to avoid - * slowing down system boot-up - */ - ret = sysdb_set_enumerated(ctx->be->domain->sysdb, ctx->be->domain, true); - if (ret != EOK) { - DEBUG(1, ("Could not mark domain as having enumerated.\n")); - /* This error is non-fatal, so continue */ - } } - talloc_zfree(req); delay = dp_opt_get_int(ctx->opts->basic, SDAP_ENUM_REFRESH_TIMEOUT); tv = tevent_timeval_add(&tv, delay, 0); @@ -175,615 +162,3 @@ int ldap_id_enumerate_set_timer(struct sdap_id_ctx *ctx, struct timeval tv) return EOK; } - -struct global_enum_state { - struct tevent_context *ev; - struct sdap_id_ctx *ctx; - struct sdap_id_op *op; - - bool purge; -}; - -static struct tevent_req *enum_users_send(TALLOC_CTX *memctx, - struct tevent_context *ev, - struct sdap_id_ctx *ctx, - struct sdap_domain *sdom, - struct sdap_id_op *op, - bool purge); -static errno_t enum_users_recv(struct tevent_req *req); -static void ldap_id_enum_users_done(struct tevent_req *subreq); -static struct tevent_req *enum_groups_send(TALLOC_CTX *memctx, - struct tevent_context *ev, - struct sdap_id_ctx *ctx, - struct sdap_domain *sdom, - struct sdap_id_op *op, - bool purge); -static errno_t enum_groups_recv(struct tevent_req *req); -static void ldap_id_enum_groups_done(struct tevent_req *subreq); -static void ldap_id_enum_services_done(struct tevent_req *subreq); -static void ldap_id_enum_cleanup_done(struct tevent_req *subreq); - -struct tevent_req *ldap_id_enumerate_send(struct tevent_context *ev, - struct sdap_id_ctx *ctx) -{ - struct global_enum_state *state; - struct tevent_req *req; - int t; - - req = tevent_req_create(ctx, &state, struct global_enum_state); - if (!req) return NULL; - - state->ev = ev; - state->ctx = ctx; - state->op = sdap_id_op_create(state, state->ctx->conn->conn_cache); - if (!state->op) { - DEBUG(2, ("sdap_id_op_create failed\n")); - talloc_zfree(req); - return NULL; - } - - ctx->last_enum = tevent_timeval_current(); - - t = dp_opt_get_int(ctx->opts->basic, SDAP_CACHE_PURGE_TIMEOUT); - if ((ctx->last_purge.tv_sec + t) < ctx->last_enum.tv_sec) { - state->purge = true; - } else { - state->purge = false; - } - - int ret = ldap_id_enumerate_retry(req); - if (ret != EOK) { - DEBUG(2, ("ldap_id_enumerate_retry failed\n")); - talloc_zfree(req); - return NULL; - } - - return req; -} - -static int ldap_id_enumerate_retry(struct tevent_req *req) -{ - struct global_enum_state *state = tevent_req_data(req, - struct global_enum_state); - struct tevent_req *subreq; - int ret; - - subreq = sdap_id_op_connect_send(state->op, state, &ret); - if (!subreq) { - return ret; - } - - tevent_req_set_callback(subreq, ldap_id_enumerate_connect_done, req); - return EOK; -} - -static void ldap_id_enumerate_connect_done(struct tevent_req *subreq) -{ - struct tevent_req *req = tevent_req_callback_data(subreq, - struct tevent_req); - struct global_enum_state *state = tevent_req_data(req, - struct global_enum_state); - int ret, dp_error; - - ret = sdap_id_op_connect_recv(subreq, &dp_error); - talloc_zfree(subreq); - if (ret != EOK) { - if (dp_error == DP_ERR_OFFLINE) { - tevent_req_done(req); - } else { - DEBUG(9, ("User enumeration failed to connect to LDAP server: (%d)[%s]\n", - ret, strerror(ret))); - tevent_req_error(req, ret); - } - - return; - } - - subreq = enum_users_send(state, state->ev, - state->ctx, state->ctx->opts->sdom, - state->op, state->purge); - if(!subreq) { - tevent_req_error(req, ENOMEM); - return; - } - - tevent_req_set_callback(subreq, ldap_id_enum_users_done, req); -} - -static void ldap_id_enum_users_done(struct tevent_req *subreq) -{ - struct tevent_req *req = tevent_req_callback_data(subreq, - struct tevent_req); - struct global_enum_state *state = tevent_req_data(req, - struct global_enum_state); - uint64_t err = 0; - int ret, dp_error = DP_ERR_FATAL; - - err = enum_users_recv(subreq); - talloc_zfree(subreq); - if (err != EOK && err != ENOENT) { - /* We call sdap_id_op_done only on error - * as the connection is reused by groups enumeration */ - ret = sdap_id_op_done(state->op, (int)err, &dp_error); - if (dp_error == DP_ERR_OK) { - /* retry */ - ret = ldap_id_enumerate_retry(req); - if (ret == EOK) { - return; - } - - dp_error = DP_ERR_FATAL; - } - - if (dp_error == DP_ERR_OFFLINE) { - tevent_req_done(req); - } else { - DEBUG(9, ("User enumeration failed with: (%d)[%s]\n", - ret, strerror(ret))); - tevent_req_error(req, ret); - } - return; - } - - subreq = enum_groups_send(state, state->ev, state->ctx, - state->ctx->opts->sdom, - state->op, state->purge); - if (!subreq) { - tevent_req_error(req, ENOMEM); - return; - } - tevent_req_set_callback(subreq, ldap_id_enum_groups_done, req); -} - -static void ldap_id_enum_groups_done(struct tevent_req *subreq) -{ - struct tevent_req *req = tevent_req_callback_data(subreq, - struct tevent_req); - struct global_enum_state *state = tevent_req_data(req, - struct global_enum_state); - uint64_t err = 0; - int ret, dp_error = DP_ERR_FATAL; - - err = enum_groups_recv(subreq); - talloc_zfree(subreq); - if (err != EOK && err != ENOENT) { - /* We call sdap_id_op_done only on error - * as the connection is reused by services enumeration */ - ret = sdap_id_op_done(state->op, (int)err, &dp_error); - if (dp_error == DP_ERR_OK && ret != EOK) { - /* retry */ - ret = ldap_id_enumerate_retry(req); - if (ret == EOK) { - return; - } - - dp_error = DP_ERR_FATAL; - } - - if (ret != EOK) { - if (dp_error == DP_ERR_OFFLINE) { - tevent_req_done(req); - } else { - DEBUG(9, ("Group enumeration failed with: (%d)[%s]\n", - ret, strerror(ret))); - tevent_req_error(req, ret); - } - - return; - } - } - - subreq = enum_services_send(state, state->ev, state->ctx, - state->op, state->purge); - if (!subreq) { - tevent_req_error(req, ENOMEM); - return; - } - tevent_req_set_callback(subreq, ldap_id_enum_services_done, req); -} - -static void ldap_id_enum_services_done(struct tevent_req *subreq) -{ - errno_t ret; - int dp_error = DP_ERR_FATAL; - struct tevent_req *req = tevent_req_callback_data(subreq, - struct tevent_req); - struct global_enum_state *state = tevent_req_data(req, - struct global_enum_state); - - ret = enum_services_recv(subreq); - talloc_zfree(subreq); - if (ret == ENOENT) ret = EOK; - - /* All enumerations are complete, so conclude the - * id_op - */ - ret = sdap_id_op_done(state->op, ret, &dp_error); - if (dp_error == DP_ERR_OK && ret != EOK) { - /* retry */ - ret = ldap_id_enumerate_retry(req); - if (ret == EOK) { - return; - } - - dp_error = DP_ERR_FATAL; - } - - if (ret != EOK) { - if (dp_error == DP_ERR_OFFLINE) { - tevent_req_done(req); - } else { - DEBUG(SSSDBG_MINOR_FAILURE, - ("Service enumeration failed with: (%d)[%s]\n", - ret, strerror(ret))); - tevent_req_error(req, ret); - } - - return; - } - - if (state->purge) { - - subreq = ldap_id_cleanup_send(state, state->ev, state->ctx); - if (!subreq) { - tevent_req_error(req, ENOMEM); - return; - } - - tevent_req_set_callback(subreq, ldap_id_enum_cleanup_done, req); - return; - } - - tevent_req_done(req); -} - -static void ldap_id_enum_cleanup_done(struct tevent_req *subreq) -{ - struct tevent_req *req = tevent_req_callback_data(subreq, - struct tevent_req); - talloc_zfree(subreq); - tevent_req_done(req); -} - -/* ==User-Enumeration===================================================== */ - -struct enum_users_state { - struct tevent_context *ev; - struct sdap_id_ctx *ctx; - struct sdap_domain *sdom; - struct sdap_id_op *op; - - char *filter; - const char **attrs; -}; - -static void enum_users_op_done(struct tevent_req *subreq); - -static struct tevent_req *enum_users_send(TALLOC_CTX *memctx, - struct tevent_context *ev, - struct sdap_id_ctx *ctx, - struct sdap_domain *sdom, - struct sdap_id_op *op, - bool purge) -{ - struct tevent_req *req, *subreq; - struct enum_users_state *state; - int ret; - bool use_mapping; - - req = tevent_req_create(memctx, &state, struct enum_users_state); - if (!req) return NULL; - - state->ev = ev; - state->sdom = sdom; - state->ctx = ctx; - state->op = op; - - use_mapping = sdap_idmap_domain_has_algorithmic_mapping( - ctx->opts->idmap_ctx, - sdom->dom->domain_id); - - /* We always want to filter on objectclass and an available name */ - state->filter = talloc_asprintf(state, - "(&(objectclass=%s)(%s=*)", - ctx->opts->user_map[SDAP_OC_USER].name, - ctx->opts->user_map[SDAP_AT_USER_NAME].name); - if (!state->filter) { - DEBUG(SSSDBG_MINOR_FAILURE, - ("Failed to build base filter\n")); - ret = ENOMEM; - goto fail; - } - - if (use_mapping) { - /* If we're ID-mapping, check for the objectSID as well */ - state->filter = talloc_asprintf_append_buffer( - state->filter, "(%s=*)", - ctx->opts->user_map[SDAP_AT_USER_OBJECTSID].name); - } else { - /* We're not ID-mapping, so make sure to only get entries - * that have UID and GID - */ - state->filter = talloc_asprintf_append_buffer( - state->filter, "(%s=*)(%s=*)", - ctx->opts->user_map[SDAP_AT_USER_UID].name, - ctx->opts->user_map[SDAP_AT_USER_GID].name); - } - if (!state->filter) { - DEBUG(SSSDBG_MINOR_FAILURE, - ("Failed to build base filter\n")); - ret = ENOMEM; - goto fail; - } - - if (ctx->srv_opts && ctx->srv_opts->max_user_value && !purge) { - /* If we have lastUSN available and we're not doing a full - * refresh, limit to changes with a higher entryUSN value. - */ - state->filter = talloc_asprintf_append_buffer( - state->filter, - "(%s>=%s)(!(%s=%s))", - ctx->opts->user_map[SDAP_AT_USER_USN].name, - ctx->srv_opts->max_user_value, - ctx->opts->user_map[SDAP_AT_USER_USN].name, - ctx->srv_opts->max_user_value); - - if (!state->filter) { - DEBUG(SSSDBG_MINOR_FAILURE, - ("Failed to build base filter\n")); - ret = ENOMEM; - goto fail; - } - } - - /* Terminate the search filter */ - state->filter = talloc_asprintf_append_buffer(state->filter, ")"); - if (!state->filter) { - DEBUG(2, ("Failed to build base filter\n")); - ret = ENOMEM; - goto fail; - } - - /* TODO: handle attrs_type */ - ret = build_attrs_from_map(state, ctx->opts->user_map, SDAP_OPTS_USER, - NULL, &state->attrs, NULL); - if (ret != EOK) goto fail; - - /* TODO: restrict the enumerations to using a single - * search base at a time. - */ - - subreq = sdap_get_users_send(state, state->ev, - state->sdom->dom, - state->sdom->dom->sysdb, - state->ctx->opts, - state->sdom->user_search_bases, - sdap_id_op_handle(state->op), - state->attrs, state->filter, - dp_opt_get_int(state->ctx->opts->basic, - SDAP_ENUM_SEARCH_TIMEOUT), - true); - if (!subreq) { - ret = ENOMEM; - goto fail; - } - tevent_req_set_callback(subreq, enum_users_op_done, req); - - return req; - -fail: - tevent_req_error(req, ret); - tevent_req_post(req, ev); - return req; -} - -static void enum_users_op_done(struct tevent_req *subreq) -{ - struct tevent_req *req = tevent_req_callback_data(subreq, - struct tevent_req); - struct enum_users_state *state = tevent_req_data(req, - struct enum_users_state); - char *usn_value; - char *endptr = NULL; - unsigned usn_number; - int ret; - - ret = sdap_get_users_recv(subreq, state, &usn_value); - talloc_zfree(subreq); - if (ret) { - tevent_req_error(req, ret); - return; - } - - if (usn_value) { - talloc_zfree(state->ctx->srv_opts->max_user_value); - state->ctx->srv_opts->max_user_value = talloc_steal(state->ctx, usn_value); - - usn_number = strtoul(usn_value, &endptr, 10); - if ((endptr == NULL || (*endptr == '\0' && endptr != usn_value)) - && (usn_number > state->ctx->srv_opts->last_usn)) { - state->ctx->srv_opts->last_usn = usn_number; - } - } - - DEBUG(4, ("Users higher USN value: [%s]\n", - state->ctx->srv_opts->max_user_value)); - - tevent_req_done(req); -} - -static errno_t enum_users_recv(struct tevent_req *req) -{ - TEVENT_REQ_RETURN_ON_ERROR(req); - - return EOK; -} - -/* =Group-Enumeration===================================================== */ - -struct enum_groups_state { - struct tevent_context *ev; - struct sdap_id_ctx *ctx; - struct sdap_domain *sdom; - struct sdap_id_op *op; - - char *filter; - const char **attrs; -}; - -static void enum_groups_op_done(struct tevent_req *subreq); - -static struct tevent_req *enum_groups_send(TALLOC_CTX *memctx, - struct tevent_context *ev, - struct sdap_id_ctx *ctx, - struct sdap_domain *sdom, - struct sdap_id_op *op, - bool purge) -{ - struct tevent_req *req, *subreq; - struct enum_groups_state *state; - int ret; - bool use_mapping; - - req = tevent_req_create(memctx, &state, struct enum_groups_state); - if (!req) return NULL; - - state->ev = ev; - state->sdom = sdom; - state->ctx = ctx; - state->op = op; - - use_mapping = sdap_idmap_domain_has_algorithmic_mapping( - ctx->opts->idmap_ctx, - sdom->dom->domain_id); - - /* We always want to filter on objectclass and an available name */ - state->filter = talloc_asprintf(state, - "(&(objectclass=%s)(%s=*)", - ctx->opts->group_map[SDAP_OC_GROUP].name, - ctx->opts->group_map[SDAP_AT_GROUP_NAME].name); - if (!state->filter) { - DEBUG(SSSDBG_MINOR_FAILURE, - ("Failed to build base filter\n")); - ret = ENOMEM; - goto fail; - } - - if (use_mapping) { - /* If we're ID-mapping, check for the objectSID as well */ - state->filter = talloc_asprintf_append_buffer( - state->filter, "(%s=*)", - ctx->opts->group_map[SDAP_AT_GROUP_OBJECTSID].name); - } else { - /* We're not ID-mapping, so make sure to only get entries - * that have a non-zero GID. - */ - state->filter = talloc_asprintf_append_buffer( - state->filter, "(&(%s=*)(!(%s=0)))", - ctx->opts->group_map[SDAP_AT_GROUP_GID].name, - ctx->opts->group_map[SDAP_AT_GROUP_GID].name); - } - if (!state->filter) { - DEBUG(SSSDBG_MINOR_FAILURE, - ("Failed to build base filter\n")); - ret = ENOMEM; - goto fail; - } - - if (ctx->srv_opts && ctx->srv_opts->max_group_value && !purge) { - state->filter = talloc_asprintf_append_buffer( - state->filter, - "(%s>=%s)(!(%s=%s))", - ctx->opts->group_map[SDAP_AT_GROUP_USN].name, - ctx->srv_opts->max_group_value, - ctx->opts->group_map[SDAP_AT_GROUP_USN].name, - ctx->srv_opts->max_group_value); - if (!state->filter) { - DEBUG(SSSDBG_MINOR_FAILURE, - ("Failed to build base filter\n")); - ret = ENOMEM; - goto fail; - } - } - - /* Terminate the search filter */ - state->filter = talloc_asprintf_append_buffer(state->filter, ")"); - if (!state->filter) { - DEBUG(SSSDBG_MINOR_FAILURE, - ("Failed to build base filter\n")); - ret = ENOMEM; - goto fail; - } - - /* TODO: handle attrs_type */ - ret = build_attrs_from_map(state, ctx->opts->group_map, SDAP_OPTS_GROUP, - NULL, &state->attrs, NULL); - if (ret != EOK) goto fail; - - /* TODO: restrict the enumerations to using a single - * search base at a time. - */ - - subreq = sdap_get_groups_send(state, state->ev, - state->sdom, - state->ctx->opts, - sdap_id_op_handle(state->op), - state->attrs, state->filter, - dp_opt_get_int(state->ctx->opts->basic, - SDAP_ENUM_SEARCH_TIMEOUT), - true); - if (!subreq) { - ret = ENOMEM; - goto fail; - } - tevent_req_set_callback(subreq, enum_groups_op_done, req); - - return req; - -fail: - tevent_req_error(req, ret); - tevent_req_post(req, ev); - return req; -} - -static void enum_groups_op_done(struct tevent_req *subreq) -{ - struct tevent_req *req = tevent_req_callback_data(subreq, - struct tevent_req); - struct enum_groups_state *state = tevent_req_data(req, - struct enum_groups_state); - char *usn_value; - char *endptr = NULL; - unsigned usn_number; - int ret; - - ret = sdap_get_groups_recv(subreq, state, &usn_value); - talloc_zfree(subreq); - if (ret) { - tevent_req_error(req, ret); - return; - } - - if (usn_value) { - talloc_zfree(state->ctx->srv_opts->max_group_value); - state->ctx->srv_opts->max_group_value = - talloc_steal(state->ctx, usn_value); - usn_number = strtoul(usn_value, &endptr, 10); - if ((endptr == NULL || (*endptr == '\0' && endptr != usn_value)) - && (usn_number > state->ctx->srv_opts->last_usn)) { - state->ctx->srv_opts->last_usn = usn_number; - } - } - - DEBUG(4, ("Groups higher USN value: [%s]\n", - state->ctx->srv_opts->max_group_value)); - - tevent_req_done(req); -} - -static errno_t enum_groups_recv(struct tevent_req *req) -{ - TEVENT_REQ_RETURN_ON_ERROR(req); - - return EOK; -} |