diff options
Diffstat (limited to 'ldb/nssldb')
| -rw-r--r-- | ldb/nssldb/README.txt | 34 | ||||
| -rw-r--r-- | ldb/nssldb/ldb-grp.c | 429 | ||||
| -rw-r--r-- | ldb/nssldb/ldb-nss.c | 395 | ||||
| -rw-r--r-- | ldb/nssldb/ldb-nss.h | 84 | ||||
| -rw-r--r-- | ldb/nssldb/ldb-pwd.c | 242 |
5 files changed, 0 insertions, 1184 deletions
diff --git a/ldb/nssldb/README.txt b/ldb/nssldb/README.txt deleted file mode 100644 index ddba62b38..000000000 --- a/ldb/nssldb/README.txt +++ /dev/null @@ -1,34 +0,0 @@ - -This test code requires a tdb that is configured for to use the asq module. -You can do that adding the following record to a tdb: - -dn: @MODULES -@LIST: asq - -Other modules can be used as well (like rdn_name for example) - -The uidNumber 0 and the gidNumber 0 are considered invalid. - -The user records should contain the followin attributes: -uid (required) the user name -userPassword (optional) the user password (if not present "LDB" is - returned in the password field) -uidNumber (required) the user uid -gidNumber (required) the user primary gid -gecos (optional) the GECOS -homeDirectory (required) the home directory -loginShell (required) the login shell -memberOf (required) all the groups the user is member of should - be reported here using their DNs. The - primary group as well. - -The group accounts should contain the following attributes: -cn (required) the group name -uesrPassword (optional) the group password (if not present "LDB" is - returned in the password field) -gidNumber (required) the group gid -member (optional) the DNs of the member users, also the ones - that have this group as primary - - -SSS diff --git a/ldb/nssldb/ldb-grp.c b/ldb/nssldb/ldb-grp.c deleted file mode 100644 index 5e7556dc7..000000000 --- a/ldb/nssldb/ldb-grp.c +++ /dev/null @@ -1,429 +0,0 @@ -/* - LDB nsswitch module - - Copyright (C) Simo Sorce 2006 - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 3 of the License, or (at your option) any later version. - - This library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#include "ldb-nss.h" - -extern struct _ldb_nss_context *_ldb_nss_ctx; - -const char *_ldb_nss_gr_attrs[] = { - "cn", - "userPassword", - "gidNumber", - NULL -}; - -const char *_ldb_nss_mem_attrs[] = { - "uid", - NULL -}; - -#define _NSS_LDB_ENOMEM(amem) \ - do { \ - if ( ! amem) { \ - errno = ENOMEM; \ - talloc_free(memctx); \ - return NSS_STATUS_UNAVAIL; \ - } \ - } while(0) - -/* This setgrent, getgrent, endgrent is not very efficient */ - -NSS_STATUS _nss_ldb_setgrent(void) -{ - int ret; - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - _ldb_nss_ctx->gr_cur = 0; - if (_ldb_nss_ctx->gr_res != NULL) { - talloc_free(_ldb_nss_ctx->gr_res); - _ldb_nss_ctx->gr_res = NULL; - } - - ret = ldb_search(_ldb_nss_ctx->ldb, - _ldb_nss_ctx->ldb, - &_ldb_nss_ctx->gr_res, - _ldb_nss_ctx->base, - LDB_SCOPE_SUBTREE, - _ldb_nss_gr_attrs, - _LDB_NSS_GRENT_FILTER); - if (ret != LDB_SUCCESS) { - return NSS_STATUS_UNAVAIL; - } - - return NSS_STATUS_SUCCESS; -} - -NSS_STATUS _nss_ldb_endgrent(void) -{ - int ret; - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - _ldb_nss_ctx->gr_cur = 0; - if (_ldb_nss_ctx->gr_res) { - talloc_free(_ldb_nss_ctx->gr_res); - _ldb_nss_ctx->gr_res = NULL; - } - - return NSS_STATUS_SUCCESS; -} - -NSS_STATUS _nss_ldb_getgrent_r(struct group *result_buf, char *buffer, size_t buflen, int *errnop) -{ - int ret; - struct ldb_result *res; - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - *errnop = 0; - - if (_ldb_nss_ctx->gr_cur >= _ldb_nss_ctx->gr_res->count) { - /* already returned all entries */ - return NSS_STATUS_NOTFOUND; - } - - res = talloc_zero(_ldb_nss_ctx->gr_res, struct ldb_result); - if ( ! res) { - errno = *errnop = ENOMEM; - _ldb_nss_ctx->gr_cur++; /* skip this entry */ - return NSS_STATUS_UNAVAIL; - } - - ret = _ldb_nss_group_request(&res, - _ldb_nss_ctx->gr_res->msgs[_ldb_nss_ctx->gr_cur]->dn, - _ldb_nss_mem_attrs, - "member"); - - if (ret != NSS_STATUS_SUCCESS) { - *errnop = errno; - talloc_free(res); - _ldb_nss_ctx->gr_cur++; /* skip this entry */ - return ret; - } - - ret = _ldb_nss_fill_group(result_buf, - buffer, - buflen, - errnop, - _ldb_nss_ctx->gr_res->msgs[_ldb_nss_ctx->gr_cur], - res); - - talloc_free(res); - - if (ret != NSS_STATUS_SUCCESS) { - if (ret != NSS_STATUS_TRYAGAIN) { - _ldb_nss_ctx->gr_cur++; /* skip this entry */ - } - return ret; - } - - /* this entry is ok, increment counter to nex entry */ - _ldb_nss_ctx->gr_cur++; - - return NSS_STATUS_SUCCESS; -} - -NSS_STATUS _nss_ldb_getgrnam_r(const char *name, struct group *result_buf, char *buffer, size_t buflen, int *errnop) -{ - int ret; - char *filter; - TALLOC_CTX *ctx; - struct ldb_result *gr_res; - struct ldb_result *mem_res; - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - ctx = talloc_new(_ldb_nss_ctx->ldb); - if ( ! ctx) { - *errnop = errno = ENOMEM; - return NSS_STATUS_UNAVAIL; - } - - /* build the filter for this uid */ - filter = talloc_asprintf(ctx, _LDB_NSS_GRNAM_FILTER, name); - if (filter == NULL) { - /* this is a fatal error */ - *errnop = errno = ENOMEM; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - /* search the entry */ - ret = ldb_search(_ldb_nss_ctx->ldb, - _ldb_nss_ctx->ldb, - &gr_res, - _ldb_nss_ctx->base, - LDB_SCOPE_SUBTREE, - _ldb_nss_gr_attrs, - filter); - if (ret != LDB_SUCCESS) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - talloc_steal(ctx, gr_res); - - /* if none found return */ - if (gr_res->count == 0) { - *errnop = errno = ENOENT; - ret = NSS_STATUS_NOTFOUND; - goto done; - } - - if (gr_res->count != 1) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - mem_res = talloc_zero(ctx, struct ldb_result); - if ( ! mem_res) { - errno = *errnop = ENOMEM; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - ret = _ldb_nss_group_request(&mem_res, - gr_res->msgs[0]->dn, - _ldb_nss_mem_attrs, - "member"); - - if (ret != NSS_STATUS_SUCCESS) { - *errnop = errno; - goto done; - } - - ret = _ldb_nss_fill_group(result_buf, - buffer, - buflen, - errnop, - gr_res->msgs[0], - mem_res); - - if (ret != NSS_STATUS_SUCCESS) { - goto done; - } - - ret = NSS_STATUS_SUCCESS; -done: - talloc_free(ctx); - return ret; -} - -NSS_STATUS _nss_ldb_getgrgid_r(gid_t gid, struct group *result_buf, char *buffer, size_t buflen, int *errnop) -{ - int ret; - char *filter; - TALLOC_CTX *ctx; - struct ldb_result *gr_res; - struct ldb_result *mem_res; - - if (gid == 0) { /* we don't serve root gid by policy */ - *errnop = errno = ENOENT; - return NSS_STATUS_NOTFOUND; - } - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - ctx = talloc_new(_ldb_nss_ctx->ldb); - if ( ! ctx) { - *errnop = errno = ENOMEM; - return NSS_STATUS_UNAVAIL; - } - - /* build the filter for this uid */ - filter = talloc_asprintf(ctx, _LDB_NSS_GRGID_FILTER, gid); - if (filter == NULL) { - /* this is a fatal error */ - *errnop = errno = ENOMEM; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - /* search the entry */ - ret = ldb_search(_ldb_nss_ctx->ldb, - _ldb_nss_ctx->ldb, - &gr_res, - _ldb_nss_ctx->base, - LDB_SCOPE_SUBTREE, - _ldb_nss_gr_attrs, - filter); - if (ret != LDB_SUCCESS) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - talloc_steal(ctx, gr_res); - - /* if none found return */ - if (gr_res->count == 0) { - *errnop = errno = ENOENT; - ret = NSS_STATUS_NOTFOUND; - goto done; - } - - if (gr_res->count != 1) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - mem_res = talloc_zero(ctx, struct ldb_result); - if ( ! mem_res) { - errno = *errnop = ENOMEM; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - ret = _ldb_nss_group_request(&mem_res, - gr_res->msgs[0]->dn, - _ldb_nss_mem_attrs, - "member"); - - if (ret != NSS_STATUS_SUCCESS) { - *errnop = errno; - goto done; - } - - ret = _ldb_nss_fill_group(result_buf, - buffer, - buflen, - errnop, - gr_res->msgs[0], - mem_res); - - if (ret != NSS_STATUS_SUCCESS) { - goto done; - } - - ret = NSS_STATUS_SUCCESS; -done: - talloc_free(ctx); - return ret; -} - -NSS_STATUS _nss_ldb_initgroups_dyn(const char *user, gid_t group, long int *start, long int *size, gid_t **groups, long int limit, int *errnop) -{ - int ret; - char *filter; - const char * attrs[] = { "uidNumber", "gidNumber", NULL }; - struct ldb_result *uid_res; - struct ldb_result *mem_res; - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - mem_res = talloc_zero(_ldb_nss_ctx, struct ldb_result); - if ( ! mem_res) { - errno = *errnop = ENOMEM; - return NSS_STATUS_UNAVAIL; - } - - /* build the filter for this name */ - filter = talloc_asprintf(mem_res, _LDB_NSS_PWNAM_FILTER, user); - if (filter == NULL) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - /* search the entry */ - ret = ldb_search(_ldb_nss_ctx->ldb, - _ldb_nss_ctx->ldb, - &uid_res, - _ldb_nss_ctx->base, - LDB_SCOPE_SUBTREE, - attrs, - filter); - if (ret != LDB_SUCCESS) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - talloc_steal(mem_res, uid_res); - - /* if none found return */ - if (uid_res->count == 0) { - *errnop = errno = ENOENT; - ret = NSS_STATUS_NOTFOUND; - goto done; - } - - if (uid_res->count != 1) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - ret = _ldb_nss_group_request(&mem_res, - uid_res->msgs[0]->dn, - attrs, - "memberOf"); - - if (ret != NSS_STATUS_SUCCESS) { - *errnop = errno; - goto done; - } - - ret = _ldb_nss_fill_initgr(group, - limit, - start, - size, - groups, - errnop, - mem_res); - - if (ret != NSS_STATUS_SUCCESS) { - goto done; - } - - ret = NSS_STATUS_SUCCESS; - -done: - talloc_free(mem_res); - return ret; -} diff --git a/ldb/nssldb/ldb-nss.c b/ldb/nssldb/ldb-nss.c deleted file mode 100644 index 8f7321031..000000000 --- a/ldb/nssldb/ldb-nss.c +++ /dev/null @@ -1,395 +0,0 @@ -/* - LDB nsswitch module - - Copyright (C) Simo Sorce 2006 - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 3 of the License, or (at your option) any later version. - - This library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#include "ldb-nss.h" - -struct _ldb_nss_context *_ldb_nss_ctx = NULL; - -NSS_STATUS _ldb_nss_init(void) -{ - int ret; - - pid_t mypid = getpid(); - - if (_ldb_nss_ctx != NULL) { - if (_ldb_nss_ctx->pid == mypid) { - /* already initialized */ - return NSS_STATUS_SUCCESS; - } else { - /* we are in a forked child now, reinitialize */ - talloc_free(_ldb_nss_ctx); - _ldb_nss_ctx = NULL; - } - } - - _ldb_nss_ctx = talloc_named(NULL, 0, "_ldb_nss_ctx(%u)", mypid); - if (_ldb_nss_ctx == NULL) { - return NSS_STATUS_UNAVAIL; - } - - _ldb_nss_ctx->pid = mypid; - - _ldb_nss_ctx->ldb = ldb_init(_ldb_nss_ctx, NULL); - if (_ldb_nss_ctx->ldb == NULL) { - goto failed; - } - - ret = ldb_connect(_ldb_nss_ctx->ldb, _LDB_NSS_URL, LDB_FLG_RDONLY, NULL); - if (ret != LDB_SUCCESS) { - goto failed; - } - - _ldb_nss_ctx->base = ldb_dn_new(_ldb_nss_ctx, _ldb_nss_ctx->ldb, _LDB_NSS_BASEDN); - if ( ! ldb_dn_validate(_ldb_nss_ctx->base)) { - goto failed; - } - - _ldb_nss_ctx->pw_cur = 0; - _ldb_nss_ctx->pw_res = NULL; - _ldb_nss_ctx->gr_cur = 0; - _ldb_nss_ctx->gr_res = NULL; - - return NSS_STATUS_SUCCESS; - -failed: - /* talloc_free(_ldb_nss_ctx); */ - _ldb_nss_ctx = NULL; - return NSS_STATUS_UNAVAIL; -} - -NSS_STATUS _ldb_nss_fill_passwd(struct passwd *result, - char *buffer, - int buflen, - int *errnop, - struct ldb_message *msg) -{ - int len; - int bufpos; - const char *tmp; - - bufpos = 0; - - /* get username */ - tmp = ldb_msg_find_attr_as_string(msg, "uid", NULL); - if (tmp == NULL) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - return NSS_STATUS_UNAVAIL; - } - len = strlen(tmp)+1; - if (bufpos + len > buflen) { - /* buffer too small */ - *errnop = errno = EAGAIN; - return NSS_STATUS_TRYAGAIN; - } - memcpy(&buffer[bufpos], tmp, len); - result->pw_name = &buffer[bufpos]; - bufpos += len; - - /* get userPassword */ - tmp = ldb_msg_find_attr_as_string(msg, "userPassword", NULL); - if (tmp == NULL) { - tmp = "LDB"; - } - len = strlen(tmp)+1; - if (bufpos + len > buflen) { - /* buffer too small */ - *errnop = errno = EAGAIN; - return NSS_STATUS_TRYAGAIN; - } - memcpy(&buffer[bufpos], tmp, len); - result->pw_passwd = &buffer[bufpos]; - bufpos += len; - - /* this backend never serves an uid 0 user */ - result->pw_uid = ldb_msg_find_attr_as_int(msg, "uidNumber", 0); - if (result->pw_uid == 0) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - return NSS_STATUS_UNAVAIL; - } - - result->pw_gid = ldb_msg_find_attr_as_int(msg, "gidNumber", 0); - if (result->pw_gid == 0) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - return NSS_STATUS_UNAVAIL; - } - - /* get gecos */ - tmp = ldb_msg_find_attr_as_string(msg, "gecos", NULL); - if (tmp == NULL) { - tmp = ""; - } - len = strlen(tmp)+1; - if (bufpos + len > buflen) { - /* buffer too small */ - *errnop = errno = EAGAIN; - return NSS_STATUS_TRYAGAIN; - } - memcpy(&buffer[bufpos], tmp, len); - result->pw_gecos = &buffer[bufpos]; - bufpos += len; - - /* get homeDirectory */ - tmp = ldb_msg_find_attr_as_string(msg, "homeDirectory", NULL); - if (tmp == NULL) { - tmp = ""; - } - len = strlen(tmp)+1; - if (bufpos + len > buflen) { - /* buffer too small */ - *errnop = errno = EAGAIN; - return NSS_STATUS_TRYAGAIN; - } - memcpy(&buffer[bufpos], tmp, len); - result->pw_dir = &buffer[bufpos]; - bufpos += len; - - /* get shell */ - tmp = ldb_msg_find_attr_as_string(msg, "loginShell", NULL); - if (tmp == NULL) { - tmp = ""; - } - len = strlen(tmp)+1; - if (bufpos + len > buflen) { - /* buffer too small */ - *errnop = errno = EAGAIN; - return NSS_STATUS_TRYAGAIN; - } - memcpy(&buffer[bufpos], tmp, len); - result->pw_shell = &buffer[bufpos]; - bufpos += len; - - return NSS_STATUS_SUCCESS; -} - -NSS_STATUS _ldb_nss_fill_group(struct group *result, - char *buffer, - int buflen, - int *errnop, - struct ldb_message *group, - struct ldb_result *members) -{ - const char *tmp; - size_t len; - size_t bufpos; - size_t lsize; - int i; - - bufpos = 0; - - /* get group name */ - tmp = ldb_msg_find_attr_as_string(group, "cn", NULL); - if (tmp == NULL) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - return NSS_STATUS_UNAVAIL; - } - len = strlen(tmp)+1; - if (bufpos + len > buflen) { - /* buffer too small */ - *errnop = errno = EAGAIN; - return NSS_STATUS_TRYAGAIN; - } - memcpy(&buffer[bufpos], tmp, len); - result->gr_name = &buffer[bufpos]; - bufpos += len; - - /* get userPassword */ - tmp = ldb_msg_find_attr_as_string(group, "userPassword", NULL); - if (tmp == NULL) { - tmp = "LDB"; - } - len = strlen(tmp)+1; - if (bufpos + len > buflen) { - /* buffer too small */ - *errnop = errno = EAGAIN; - return NSS_STATUS_TRYAGAIN; - } - memcpy(&buffer[bufpos], tmp, len); - result->gr_passwd = &buffer[bufpos]; - bufpos += len; - - result->gr_gid = ldb_msg_find_attr_as_int(group, "gidNumber", 0); - if (result->gr_gid == 0) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - return NSS_STATUS_UNAVAIL; - } - - /* check if there is enough memory for the list of pointers */ - lsize = (members->count + 1) * sizeof(char *); - - /* align buffer on pointer boundary */ - bufpos += (sizeof(char*) - ((unsigned long)(buffer) % sizeof(char*))); - if ((buflen - bufpos) < lsize) { - /* buffer too small */ - *errnop = errno = EAGAIN; - return NSS_STATUS_TRYAGAIN; - } - - result->gr_mem = (char **)&buffer[bufpos]; - bufpos += lsize; - - for (i = 0; i < members->count; i++) { - tmp = ldb_msg_find_attr_as_string(members->msgs[i], "uid", NULL); - if (tmp == NULL) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - return NSS_STATUS_UNAVAIL; - } - len = strlen(tmp)+1; - if (bufpos + len > buflen) { - /* buffer too small */ - *errnop = errno = EAGAIN; - return NSS_STATUS_TRYAGAIN; - } - memcpy(&buffer[bufpos], tmp, len); - result->gr_mem[i] = &buffer[bufpos]; - bufpos += len; - } - - result->gr_mem[i] = NULL; - - return NSS_STATUS_SUCCESS; -} - -NSS_STATUS _ldb_nss_fill_initgr(gid_t group, - long int limit, - long int *start, - long int *size, - gid_t **groups, - int *errnop, - struct ldb_result *grlist) -{ - NSS_STATUS ret; - int i; - - for (i = 0; i < grlist->count; i++) { - - if (limit && (*start > limit)) { - /* TODO: warn no all groups were reported */ - *errnop = 0; - ret = NSS_STATUS_SUCCESS; - goto done; - } - - if (*start == *size) { - /* buffer full, enlarge it */ - long int gs; - gid_t *gm; - - gs = (*size) + 32; - if (limit && (gs > limit)) { - gs = limit; - } - - gm = (gid_t *)realloc((*groups), gs * sizeof(gid_t)); - if ( ! gm) { - *errnop = ENOMEM; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - *groups = gm; - *size = gs; - } - - (*groups)[*start] = ldb_msg_find_attr_as_int(grlist->msgs[i], "gidNumber", 0); - if ((*groups)[*start] == 0 || (*groups)[*start] == group) { - /* skip root group or primary group */ - continue; - } - (*start)++; - - } - - *errnop = 0; - ret = NSS_STATUS_SUCCESS; -done: - return ret; -} - -#define _LDB_NSS_ALLOC_CHECK(mem) do { if (!mem) { errno = ENOMEM; return NSS_STATUS_UNAVAIL; } } while(0) - -NSS_STATUS _ldb_nss_group_request(struct ldb_result **_res, - struct ldb_dn *group_dn, - const char * const *attrs, - const char *mattr) -{ - struct ldb_control **ctrls; - struct ldb_control *ctrl; - struct ldb_asq_control *asqc; - struct ldb_request *req; - int ret; - struct ldb_result *res = *_res; - - ctrls = talloc_array(res, struct ldb_control *, 2); - _LDB_NSS_ALLOC_CHECK(ctrls); - - ctrl = talloc(ctrls, struct ldb_control); - _LDB_NSS_ALLOC_CHECK(ctrl); - - asqc = talloc(ctrl, struct ldb_asq_control); - _LDB_NSS_ALLOC_CHECK(asqc); - - asqc->source_attribute = talloc_strdup(asqc, mattr); - _LDB_NSS_ALLOC_CHECK(asqc->source_attribute); - - asqc->request = 1; - asqc->src_attr_len = strlen(asqc->source_attribute); - ctrl->oid = LDB_CONTROL_ASQ_OID; - ctrl->critical = 1; - ctrl->data = asqc; - ctrls[0] = ctrl; - ctrls[1] = NULL; - - ret = ldb_build_search_req( - &req, - _ldb_nss_ctx->ldb, - res, - group_dn, - LDB_SCOPE_BASE, - "(objectClass=*)", - attrs, - ctrls, - res, - ldb_search_default_callback); - - if (ret != LDB_SUCCESS) { - errno = ENOENT; - return NSS_STATUS_UNAVAIL; - } - - ldb_set_timeout(_ldb_nss_ctx->ldb, req, 0); - - ret = ldb_request(_ldb_nss_ctx->ldb, req); - - if (ret == LDB_SUCCESS) { - ret = ldb_wait(req->handle, LDB_WAIT_ALL); - } else { - talloc_free(req); - return NSS_STATUS_UNAVAIL; - } - - talloc_free(req); - return NSS_STATUS_SUCCESS; -} - diff --git a/ldb/nssldb/ldb-nss.h b/ldb/nssldb/ldb-nss.h deleted file mode 100644 index 583876fea..000000000 --- a/ldb/nssldb/ldb-nss.h +++ /dev/null @@ -1,84 +0,0 @@ -/* - LDB nsswitch module - - Copyright (C) Simo Sorce 2006 - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 3 of the License, or (at your option) any later version. - - This library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#ifndef _LDB_NSS -#define _LDB_NSS - -#include "includes.h" -#include "ldb/include/includes.h" - -#include <nss.h> -#include <pwd.h> -#include <grp.h> - -#define _LDB_NSS_URL "etc/users.ldb" -#define _LDB_NSS_BASEDN "CN=Users,CN=System" -#define _LDB_NSS_PWENT_FILTER "(&(objectClass=posixAccount)(!(uidNumber=0))(!(gidNumber=0)))" -#define _LDB_NSS_PWUID_FILTER "(&(objectClass=posixAccount)(uidNumber=%d)(!(gidNumber=0)))" -#define _LDB_NSS_PWNAM_FILTER "(&(objectClass=posixAccount)(uid=%s)(!(uidNumber=0))(!(gidNumber=0)))" - -#define _LDB_NSS_GRENT_FILTER "(&(objectClass=posixGroup)(!(gidNumber=0)))" -#define _LDB_NSS_GRGID_FILTER "(&(objectClass=posixGroup)(gidNumber=%d)))" -#define _LDB_NSS_GRNAM_FILTER "(&(objectClass=posixGroup)(cn=%s)(!(gidNumber=0)))" - -typedef enum nss_status NSS_STATUS; - -struct _ldb_nss_context { - - pid_t pid; - - struct ldb_context *ldb; - struct ldb_dn *base; - - int pw_cur; - struct ldb_result *pw_res; - - int gr_cur; - struct ldb_result *gr_res; -}; - -NSS_STATUS _ldb_nss_init(void); - -NSS_STATUS _ldb_nss_fill_passwd(struct passwd *result, - char *buffer, - int buflen, - int *errnop, - struct ldb_message *msg); - -NSS_STATUS _ldb_nss_fill_group(struct group *result, - char *buffer, - int buflen, - int *errnop, - struct ldb_message *group, - struct ldb_result *members); - -NSS_STATUS _ldb_nss_fill_initgr(gid_t group, - long int limit, - long int *start, - long int *size, - gid_t **groups, - int *errnop, - struct ldb_result *grlist); - -NSS_STATUS _ldb_nss_group_request(struct ldb_result **res, - struct ldb_dn *group_dn, - const char * const *attrs, - const char *mattr); - -#endif /* _LDB_NSS */ diff --git a/ldb/nssldb/ldb-pwd.c b/ldb/nssldb/ldb-pwd.c deleted file mode 100644 index 6ab103a6f..000000000 --- a/ldb/nssldb/ldb-pwd.c +++ /dev/null @@ -1,242 +0,0 @@ -/* - LDB nsswitch module - - Copyright (C) Simo Sorce 2006 - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 3 of the License, or (at your option) any later version. - - This library 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 - Library General Public License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with this program. If not, see <http://www.gnu.org/licenses/>. -*/ - -#include "ldb-nss.h" - -extern struct _ldb_nss_context *_ldb_nss_ctx; - -const char *_ldb_nss_pw_attrs[] = { - "uid", - "userPassword", - "uidNumber", - "gidNumber", - "gecos", - "homeDirectory", - "loginShell", - NULL -}; - -NSS_STATUS _nss_ldb_setpwent(void) -{ - int ret; - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - _ldb_nss_ctx->pw_cur = 0; - if (_ldb_nss_ctx->pw_res != NULL) { - talloc_free(_ldb_nss_ctx->pw_res); - _ldb_nss_ctx->pw_res = NULL; - } - - ret = ldb_search(_ldb_nss_ctx->ldb, - _ldb_nss_ctx->ldb, - &_ldb_nss_ctx->pw_res, - _ldb_nss_ctx->base, - LDB_SCOPE_SUBTREE, - _ldb_nss_pw_attrs, - _LDB_NSS_PWENT_FILTER); - if (ret != LDB_SUCCESS) { - return NSS_STATUS_UNAVAIL; - } - - return NSS_STATUS_SUCCESS; -} - -NSS_STATUS _nss_ldb_endpwent(void) -{ - int ret; - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - _ldb_nss_ctx->pw_cur = 0; - if (_ldb_nss_ctx->pw_res) { - talloc_free(_ldb_nss_ctx->pw_res); - _ldb_nss_ctx->pw_res = NULL; - } - - return NSS_STATUS_SUCCESS; -} - -NSS_STATUS _nss_ldb_getpwent_r(struct passwd *result_buf, - char *buffer, - int buflen, - int *errnop) -{ - int ret; - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - *errnop = 0; - - if (_ldb_nss_ctx->pw_cur >= _ldb_nss_ctx->pw_res->count) { - /* already returned all entries */ - return NSS_STATUS_NOTFOUND; - } - - ret = _ldb_nss_fill_passwd(result_buf, - buffer, - buflen, - errnop, - _ldb_nss_ctx->pw_res->msgs[_ldb_nss_ctx->pw_cur]); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - _ldb_nss_ctx->pw_cur++; - - return NSS_STATUS_SUCCESS; -} - -NSS_STATUS _nss_ldb_getpwuid_r(uid_t uid, struct passwd *result_buf, char *buffer, size_t buflen, int *errnop) -{ - int ret; - char *filter; - struct ldb_result *res; - - if (uid == 0) { /* we don't serve root uid by policy */ - *errnop = errno = ENOENT; - return NSS_STATUS_NOTFOUND; - } - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - /* build the filter for this uid */ - filter = talloc_asprintf(_ldb_nss_ctx, _LDB_NSS_PWUID_FILTER, uid); - if (filter == NULL) { - /* this is a fatal error */ - *errnop = errno = ENOMEM; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - /* search the entry */ - ret = ldb_search(_ldb_nss_ctx->ldb, - _ldb_nss_ctx->ldb, - &res, - _ldb_nss_ctx->base, - LDB_SCOPE_SUBTREE, - _ldb_nss_pw_attrs, - filter); - if (ret != LDB_SUCCESS) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - /* if none found return */ - if (res->count == 0) { - *errnop = errno = ENOENT; - ret = NSS_STATUS_NOTFOUND; - goto done; - } - - if (res->count != 1) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - /* fill in the passwd struct */ - ret = _ldb_nss_fill_passwd(result_buf, - buffer, - buflen, - errnop, - res->msgs[0]); - -done: - talloc_free(filter); - talloc_free(res); - return ret; -} - -NSS_STATUS _nss_ldb_getpwnam_r(const char *name, struct passwd *result_buf, char *buffer, size_t buflen, int *errnop) -{ - int ret; - char *filter; - struct ldb_result *res; - - ret = _ldb_nss_init(); - if (ret != NSS_STATUS_SUCCESS) { - return ret; - } - - /* build the filter for this name */ - filter = talloc_asprintf(_ldb_nss_ctx, _LDB_NSS_PWNAM_FILTER, name); - if (filter == NULL) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - /* search the entry */ - ret = ldb_search(_ldb_nss_ctx->ldb, - _ldb_nss_ctx->ldb, - &res, - _ldb_nss_ctx->base, - LDB_SCOPE_SUBTREE, - _ldb_nss_pw_attrs, - filter); - if (ret != LDB_SUCCESS) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - /* if none found return */ - if (res->count == 0) { - *errnop = errno = ENOENT; - ret = NSS_STATUS_NOTFOUND; - goto done; - } - - if (res->count != 1) { - /* this is a fatal error */ - *errnop = errno = ENOENT; - ret = NSS_STATUS_UNAVAIL; - goto done; - } - - /* fill in the passwd struct */ - ret = _ldb_nss_fill_passwd(result_buf, - buffer, - buflen, - errnop, - res->msgs[0]); - -done: - talloc_free(filter); - talloc_free(res); - return ret; -} - |