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author | Pavel Březina <pbrezina@redhat.com> | 2013-05-14 15:00:05 +0200 |
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committer | Jakub Hrozek <jhrozek@redhat.com> | 2013-06-10 20:30:57 +0200 |
commit | 7b5e7e539ae9312ab55d75aa94feaad549b2a708 (patch) | |
tree | 139a057c8e0a57e57360a7dd060cad8d42339859 /src/providers/ldap | |
parent | 0cf0e2d758d09e9b314ba72ce6638df10b258462 (diff) | |
download | sssd-7b5e7e539ae9312ab55d75aa94feaad549b2a708.tar.gz sssd-7b5e7e539ae9312ab55d75aa94feaad549b2a708.tar.bz2 sssd-7b5e7e539ae9312ab55d75aa94feaad549b2a708.zip |
providers: refresh expired netgroups
https://fedorahosted.org/sssd/ticket/1713
Diffstat (limited to 'src/providers/ldap')
-rw-r--r-- | src/providers/ldap/ldap_common.h | 8 | ||||
-rw-r--r-- | src/providers/ldap/ldap_init.c | 11 | ||||
-rw-r--r-- | src/providers/ldap/sdap_refresh.c | 164 |
3 files changed, 183 insertions, 0 deletions
diff --git a/src/providers/ldap/ldap_common.h b/src/providers/ldap/ldap_common.h index 8960bce1..7a708301 100644 --- a/src/providers/ldap/ldap_common.h +++ b/src/providers/ldap/ldap_common.h @@ -284,4 +284,12 @@ struct sdap_id_ctx * sdap_id_ctx_new(TALLOC_CTX *mem_ctx, struct be_ctx *bectx, struct sdap_service *sdap_service); +struct tevent_req *sdap_refresh_netgroups_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct be_ctx *be_ctx, + char **names, + void *pvt); + +errno_t sdap_refresh_netgroups_recv(struct tevent_req *req); + #endif /* _LDAP_COMMON_H_ */ diff --git a/src/providers/ldap/ldap_init.c b/src/providers/ldap/ldap_init.c index 76167ad4..38d4fa71 100644 --- a/src/providers/ldap/ldap_init.c +++ b/src/providers/ldap/ldap_init.c @@ -30,6 +30,7 @@ #include "providers/ldap/sdap_autofs.h" #include "providers/ldap/sdap_idmap.h" #include "providers/fail_over_srv.h" +#include "providers/dp_refresh.h" static void sdap_shutdown(struct be_req *req); @@ -179,6 +180,16 @@ int sssm_ldap_id_init(struct be_ctx *bectx, goto done; } + /* setup periodical refresh of expired records */ + ret = be_refresh_add_cb(bectx->refresh_ctx, BE_REFRESH_TYPE_NETGROUPS, + sdap_refresh_netgroups_send, + sdap_refresh_netgroups_recv, + ctx); + if (ret != EOK && ret != EEXIST) { + DEBUG(SSSDBG_MINOR_FAILURE, ("Periodical refresh of netgroups " + "will not work [%d]: %s\n", ret, strerror(ret))); + } + *ops = &sdap_id_ops; *pvt_data = ctx; ret = EOK; diff --git a/src/providers/ldap/sdap_refresh.c b/src/providers/ldap/sdap_refresh.c new file mode 100644 index 00000000..819ee4fc --- /dev/null +++ b/src/providers/ldap/sdap_refresh.c @@ -0,0 +1,164 @@ +/* + Authors: + Pavel Březina <pbrezina@redhat.com> + + Copyright (C) 2013 Red Hat + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include <talloc.h> +#include <tevent.h> + +#include "providers/ldap/sdap.h" +#include "providers/ldap/ldap_common.h" + +struct sdap_refresh_netgroups_state { + struct tevent_context *ev; + struct sdap_id_ctx *id_ctx; + char **names; + size_t index; +}; + +static errno_t sdap_refresh_netgroups_step(struct tevent_req *req); +static void sdap_refresh_netgroups_done(struct tevent_req *subreq); + +struct tevent_req *sdap_refresh_netgroups_send(TALLOC_CTX *mem_ctx, + struct tevent_context *ev, + struct be_ctx *be_ctx, + char **names, + void *pvt) +{ + struct sdap_refresh_netgroups_state *state = NULL; + struct tevent_req *req = NULL; + errno_t ret; + + req = tevent_req_create(mem_ctx, &state, + struct sdap_refresh_netgroups_state); + if (req == NULL) { + DEBUG(SSSDBG_CRIT_FAILURE, ("tevent_req_create() failed\n")); + return NULL; + } + + state->ev = ev; + state->id_ctx = talloc_get_type(pvt, struct sdap_id_ctx); + state->names = names; + state->index = 0; + + if (names == NULL) { + ret = EOK; + goto immediately; + } + + ret = sdap_refresh_netgroups_step(req); + if (ret == EOK) { + DEBUG(SSSDBG_TRACE_FUNC, ("Nothing to refresh\n")); + goto immediately; + } else if (ret != EAGAIN) { + DEBUG(SSSDBG_CRIT_FAILURE, ("sdap_refresh_netgroups_step() failed " + "[%d]: %s\n", ret, sss_strerror(ret))); + goto immediately; + } + + return req; + +immediately: + if (ret == EOK) { + tevent_req_done(req); + } else { + tevent_req_error(req, ret); + } + tevent_req_post(req, ev); + + return req; +} + +static errno_t sdap_refresh_netgroups_step(struct tevent_req *req) +{ + struct sdap_refresh_netgroups_state *state = NULL; + struct tevent_req *subreq = NULL; + const char *name = NULL; + errno_t ret; + + state = tevent_req_data(req, struct sdap_refresh_netgroups_state); + + if (state->names == NULL) { + ret = EOK; + goto done; + } + + name = state->names[state->index]; + if (name == NULL) { + ret = EOK; + goto done; + } + + DEBUG(SSSDBG_TRACE_FUNC, ("Issuing refresh of netgroup %s\n", name)); + + subreq = ldap_netgroup_get_send(state, state->ev, state->id_ctx, + state->id_ctx->opts->sdom, + state->id_ctx->conn, + name, true); + if (subreq == NULL) { + ret = ENOMEM; + goto done; + } + + tevent_req_set_callback(subreq, sdap_refresh_netgroups_done, req); + + state->index++; + ret = EAGAIN; + +done: + return ret; +} + +static void sdap_refresh_netgroups_done(struct tevent_req *subreq) +{ + struct tevent_req *req = NULL; + errno_t dp_error; + int sdap_ret; + errno_t ret; + + req = tevent_req_callback_data(subreq, struct tevent_req); + + ret = ldap_netgroup_get_recv(subreq, &dp_error, &sdap_ret); + talloc_zfree(subreq); + if (ret != EOK) { + DEBUG(SSSDBG_CRIT_FAILURE, ("Unable to refresh netgroup [dp_error: %d, " + "sdap_ret: %d, errno: %d]: %s\n", + dp_error, sdap_ret, ret, sss_strerror(ret))); + goto done; + } + + ret = sdap_refresh_netgroups_step(req); + if (ret == EAGAIN) { + return; + } + +done: + if (ret != EOK) { + tevent_req_error(req, ret); + return; + } + + tevent_req_done(req); +} + +errno_t sdap_refresh_netgroups_recv(struct tevent_req *req) +{ + TEVENT_REQ_RETURN_ON_ERROR(req); + + return EOK; +} |