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authorSimo Sorce <idra@samba.org>2006-07-23 18:47:56 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 14:10:19 -0500
commit151fc7400611b90f3236c74e3c40e8f75385fdee (patch)
tree9d2149c7d2bcc72c20486462c0e919984860dc25 /source4/param
parent9c66f601f1520a99b9236c32bc9f03a33bd4b2aa (diff)
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r17207: Add the ldb based shares configuration module
(This used to be commit df1da91d4fe0233763398f46fe663e0b879054c3)
Diffstat (limited to 'source4/param')
-rw-r--r--source4/param/config.mk10
-rw-r--r--source4/param/share_ldb.c281
2 files changed, 291 insertions, 0 deletions
diff --git a/source4/param/config.mk b/source4/param/config.mk
index 4fecd399ce..3d83e688f9 100644
--- a/source4/param/config.mk
+++ b/source4/param/config.mk
@@ -33,3 +33,13 @@ PUBLIC_DEPENDENCIES = LIBSAMBA-UTIL
# End MODULE share_classic
################################################
+################################################
+# Start MODULE share_ldb
+[MODULE::share_ldb]
+SUBSYSTEM = share
+INIT_FUNCTION = share_ldb_init
+OBJ_FILES = share_ldb.o
+PUBLIC_DEPENDENCIES = ldb
+# End MODULE share_ldb
+################################################
+
diff --git a/source4/param/share_ldb.c b/source4/param/share_ldb.c
new file mode 100644
index 0000000000..58cab91521
--- /dev/null
+++ b/source4/param/share_ldb.c
@@ -0,0 +1,281 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ LDB based services configuration
+
+ Copyright (C) Simo Sorce 2006
+
+ 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 2 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, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "includes.h"
+#include "ldb/include/ldb.h"
+#include "ldb/include/ldb_errors.h"
+#include "auth/auth.h"
+#include "db_wrap.h"
+#include "param/share.h"
+
+static NTSTATUS sldb_init(TALLOC_CTX *mem_ctx, const struct share_ops *ops, struct share_context **ctx)
+{
+ struct ldb_context *sdb;
+
+ *ctx = talloc(mem_ctx, struct share_context);
+ if (!*ctx) {
+ DEBUG(0, ("ERROR: Out of memory!\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ sdb = ldb_wrap_connect( *ctx,
+ private_path(*ctx, "share.ldb"),
+ system_session(*ctx),
+ NULL, 0, NULL);
+
+ if (!sdb) {
+ talloc_free(*ctx);
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ (*ctx)->ops = ops;
+ (*ctx)->priv_data = (void *)sdb;
+
+ return NT_STATUS_OK;
+}
+
+static const char *sldb_string_option(struct share_config *scfg, const char *opt_name, const char *defval)
+{
+ struct ldb_message *msg;
+ struct ldb_message_element *el;
+
+ if (scfg == NULL) return defval;
+
+ msg = talloc_get_type(scfg->opaque, struct ldb_message);
+
+ if (strchr(opt_name, ':')) {
+ char *name, *p;
+
+ name = talloc_strdup(scfg, opt_name);
+ if (!name) {
+ return NULL;
+ }
+ p = strchr(name, ':');
+ *p = '-';
+
+ el = ldb_msg_find_element(msg, name);
+ } else {
+ el = ldb_msg_find_element(msg, opt_name);
+ }
+
+ if (el == NULL) {
+ return defval;
+ }
+
+ return (const char *)(el->values[0].data);
+}
+
+static int sldb_int_option(struct share_config *scfg, const char *opt_name, int defval)
+{
+ const char *val;
+ int ret;
+
+ val = sldb_string_option(scfg, opt_name, NULL);
+ if (val == NULL) return defval;
+
+ errno = 0;
+ ret = (int)strtol(val, NULL, 10);
+ if (errno) return -1;
+
+ return ret;
+}
+
+static BOOL sldb_bool_option(struct share_config *scfg, const char *opt_name, BOOL defval)
+{
+ const char *val;
+
+ val = sldb_string_option(scfg, opt_name, NULL);
+ if (val == NULL) return defval;
+
+ if (strcasecmp(val, "true") == 0) return True;
+
+ return False;
+}
+
+static const char **sldb_string_list_option(TALLOC_CTX *mem_ctx, struct share_config *scfg, const char *opt_name)
+{
+ struct ldb_message *msg;
+ struct ldb_message_element *el;
+ const char **list;
+ int i;
+
+ if (scfg == NULL) return NULL;
+
+ msg = talloc_get_type(scfg->opaque, struct ldb_message);
+
+ if (strchr(opt_name, ':')) {
+ char *name, *p;
+
+ name = talloc_strdup(scfg, opt_name);
+ if (!name) {
+ return NULL;
+ }
+ p = strchr(name, ':');
+ *p = '-';
+
+ el = ldb_msg_find_element(msg, name);
+ } else {
+ el = ldb_msg_find_element(msg, opt_name);
+ }
+
+ if (el == NULL) {
+ return NULL;
+ }
+
+ list = talloc_array(mem_ctx, const char *, el->num_values + 1);
+ if (!list) return NULL;
+
+ for (i = 0; i < el->num_values; i++) {
+ list[i] = (const char *)(el->values[i].data);
+ }
+ list[i] = NULL;
+
+ return list;
+}
+
+static NTSTATUS sldb_list_all(TALLOC_CTX *mem_ctx,
+ struct share_context *ctx,
+ int *count,
+ const char ***names)
+{
+ int ret, i, j;
+ const char **n;
+ struct ldb_context *ldb;
+ struct ldb_result *res;
+ TALLOC_CTX *tmp_ctx;
+
+ tmp_ctx = talloc_new(mem_ctx);
+ if (!tmp_ctx) {
+ DEBUG(0,("ERROR: Out of memory!\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ldb = talloc_get_type(ctx->priv_data, struct ldb_context);
+
+ ret = ldb_search(ldb, ldb_dn_explode(tmp_ctx, "CN=SHARES"), LDB_SCOPE_SUBTREE, "(name=*)", NULL, &res);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(tmp_ctx);
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+ talloc_steal(tmp_ctx, res);
+
+ n = talloc_array(mem_ctx, const char *, res->count);
+ if (!n) {
+ DEBUG(0,("ERROR: Out of memory!\n"));
+ talloc_free(tmp_ctx);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ for (i = 0, j = 0; i < res->count; i++) {
+ n[j] = talloc_strdup(n, ldb_msg_find_string(res->msgs[i], "name", NULL));
+ if (!n[j]) {
+ DEBUG(0,("WARNING: Malformed share object in share database\n!"));
+ continue;
+ }
+ j++;
+ }
+
+ *names = n;
+ *count = j;
+ talloc_free(tmp_ctx);
+
+ return NT_STATUS_OK;
+}
+
+static NTSTATUS sldb_get_config(TALLOC_CTX *mem_ctx,
+ struct share_context *ctx,
+ const char *name,
+ struct share_config **scfg)
+{
+ int ret;
+ struct share_config *s;
+ struct ldb_context *ldb;
+ struct ldb_result *res;
+ TALLOC_CTX *tmp_ctx;
+ char *filter;
+
+ tmp_ctx = talloc_new(mem_ctx);
+ if (!tmp_ctx) {
+ DEBUG(0,("ERROR: Out of memory!\n"));
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ ldb = talloc_get_type(ctx->priv_data, struct ldb_context);
+
+ filter = talloc_asprintf(tmp_ctx,"(name=%s)", name);
+ if (!filter) {
+ DEBUG(0,("ERROR: Out of memory!\n"));
+ talloc_free(tmp_ctx);
+ return NT_STATUS_NO_MEMORY;
+ }
+ ret = ldb_search(ldb, ldb_dn_explode(tmp_ctx, "CN=SHARES"), LDB_SCOPE_SUBTREE, filter, NULL, &res);
+ if (ret != LDB_SUCCESS || res->count != 1) {
+ talloc_free(tmp_ctx);
+ return NT_STATUS_OBJECT_NAME_NOT_FOUND;
+ }
+ talloc_steal(tmp_ctx, res);
+
+ s = talloc(tmp_ctx, struct share_config);
+ if (!s) {
+ DEBUG(0,("ERROR: Out of memory!\n"));
+ talloc_free(tmp_ctx);
+ return NT_STATUS_NO_MEMORY;
+ }
+
+ s->name = talloc_strdup(s, ldb_msg_find_string(res->msgs[0], "name", NULL));
+ if (!s->name) {
+ DEBUG(0,("ERROR: Invalid share object!\n"));
+ talloc_free(tmp_ctx);
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ s->opaque = talloc_steal(s, res->msgs[0]);
+ if (!s->opaque) {
+ DEBUG(0,("ERROR: Invalid share object!\n"));
+ talloc_free(tmp_ctx);
+ return NT_STATUS_UNSUCCESSFUL;
+ }
+
+ s->ctx = ctx;
+
+ *scfg = talloc_steal(mem_ctx, s);
+
+ talloc_free(tmp_ctx);
+ return NT_STATUS_OK;
+}
+
+NTSTATUS share_ldb_init(void *mem_ctx)
+{
+ struct share_ops ops;
+
+ ops.name = "ldb";
+ ops.init = sldb_init;
+ ops.string_option = sldb_string_option;
+ ops.int_option = sldb_int_option;
+ ops.bool_option = sldb_bool_option;
+ ops.string_list_option = sldb_string_list_option;
+ ops.list_all = sldb_list_all;
+ ops.get_config = sldb_get_config;
+
+ return share_register(&ops);
+}
+