-/*
+/*
ldb database library - Samba3 SAM compatibility backend
Copyright (C) Jelmer Vernooij 2005
+ Copyright (C) Martin Kuehl <mkhl@samba.org> 2006
*/
#include "includes.h"
-#include "ldb/modules/ldb_map.h"
#include "ldb/include/ldb.h"
#include "ldb/include/ldb_private.h"
-#include "librpc/gen_ndr/ndr_security.h"
+#include "ldb/include/ldb_errors.h"
+#include "ldb/ldb_map/ldb_map.h"
#include "system/passwd.h"
-/*
+#include "librpc/gen_ndr/ndr_security.h"
+#include "librpc/gen_ndr/ndr_samr.h"
+#include "librpc/ndr/libndr.h"
+#include "libcli/security/security.h"
+#include "libcli/security/proto.h"
+#include "lib/samba3/samba3.h"
+
+/*
* sambaSID -> member (dn!)
- * sambaSIDList -> member (dn!)
- * sambaDomainName -> name
- * sambaTrustPassword
- * sambaUnixIdPool
- * sambaIdmapEntry
- * sambaAccountPolicy
- * sambaSidEntry
+ * sambaSIDList -> member (dn!)
+ * sambaDomainName -> name
+ * sambaTrustPassword
+ * sambaUnixIdPool
+ * sambaIdmapEntry
+ * sambaAccountPolicy
+ * sambaSidEntry
* sambaAcctFlags -> systemFlags ?
* sambaPasswordHistory -> ntPwdHistory*/
/* Not necessary:
* sambaConfig
* sambaShare
- * sambaConfigOption
+ * sambaConfigOption
* sambaNextGroupRid
* sambaNextUserRid
* sambaAlgorithmicRidBase
*/
-/* Not in Samba4:
+/* Not in Samba4:
* sambaKickoffTime
* sambaPwdCanChange
* sambaPwdMustChange
/* In Samba4 but not in Samba3:
*/
-static void generate_hashes (struct ldb_module *module, const char *local_attr, const struct ldb_message *local, struct ldb_message *remote_mp, struct ldb_message *remote_fb)
-{
- const char *upwd = ldb_msg_find_string(local, local_attr, NULL);
- struct ldb_val val;
-
- if (!upwd)
- return;
-
- ldb_msg_add_string(module->ldb, remote_fb, local_attr, upwd);
-
- val.length = 16;
- val.data = talloc_zero_size(module, val.length);
-
- E_md4hash(upwd, val.data);
- ldb_msg_add_value(module->ldb, remote_mp, "sambaNTPassword", &val);
-
- val.data = talloc_zero_size(module, val.length);
- E_deshash(upwd, val.data);
- ldb_msg_add_value(module->ldb, remote_mp, "sambaLMPassword", &val);
-}
-
-
-static struct ldb_message_element *generate_primaryGroupID(struct ldb_module *module, TALLOC_CTX *ctx, const char *attr, const struct ldb_message *remote)
+/* From a sambaPrimaryGroupSID, generate a primaryGroupID (integer) attribute */
+static struct ldb_message_element *generate_primaryGroupID(struct ldb_module *module, TALLOC_CTX *ctx, const char *local_attr, const struct ldb_message *remote)
{
struct ldb_message_element *el;
- const char *sid = ldb_msg_find_string(remote, attr, NULL);
-
+ const char *sid = ldb_msg_find_attr_as_string(remote, "sambaPrimaryGroupSID", NULL);
+ const char *p;
+
if (!sid)
return NULL;
- if (strchr(sid, '-') == NULL)
+ p = strrchr(sid, '-');
+ if (!p)
return NULL;
el = talloc_zero(ctx, struct ldb_message_element);
el->name = talloc_strdup(ctx, "primaryGroupID");
el->num_values = 1;
el->values = talloc_array(ctx, struct ldb_val, 1);
- el->values[0].data = (uint8_t *)talloc_strdup(ctx, strchr(sid, '-')+1);
+ el->values[0].data = (uint8_t *)talloc_strdup(el->values, p+1);
el->values[0].length = strlen((char *)el->values[0].data);
return el;
const struct ldb_val *sidval;
char *sidstring;
struct dom_sid *sid;
- NTSTATUS status;
+ enum ndr_err_code ndr_err;
+ /* We need the domain, so we get it from the objectSid that we hope is here... */
sidval = ldb_msg_find_ldb_val(local, "objectSid");
- if (!sidval)
+ if (!sidval)
return; /* Sorry, no SID today.. */
sid = talloc(remote_mp, struct dom_sid);
if (sid == NULL) {
return;
}
- status = ndr_pull_struct_blob(sidval, sid, sid, (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
- if (!NT_STATUS_IS_OK(status)) {
+
+ ndr_err = ndr_pull_struct_blob(sidval, sid, NULL, sid, (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
talloc_free(sid);
return;
}
sidstring = dom_sid_string(remote_mp, sid);
talloc_free(sid);
- ldb_msg_add_fmt(module->ldb, remote_mp, "sambaPrimaryGroupSID", "%s-%d", sidstring, ldb_msg_find_uint(local, "primaryGroupID", 0));
+ ldb_msg_add_fmt(remote_mp, "sambaPrimaryGroupSID", "%s-%d", sidstring, ldb_msg_find_attr_as_uint(local, "primaryGroupID", 0));
talloc_free(sidstring);
}
+/* Just copy the old value. */
static struct ldb_val convert_uid_samaccount(struct ldb_module *module, TALLOC_CTX *ctx, const struct ldb_val *val)
{
- return ldb_val_dup(ctx, val);
+ struct ldb_val out = data_blob(NULL, 0);
+ ldb_handler_copy(module->ldb, ctx, val, &out);
+
+ return out;
}
static struct ldb_val lookup_homedir(struct ldb_module *module, TALLOC_CTX *ctx, const struct ldb_val *val)
return *talloc_zero(ctx, struct ldb_val);
}
- retval.data = (uint8_t *)talloc_asprintf(ctx, "%d", pwd->pw_gid);
+ retval.data = (uint8_t *)talloc_asprintf(ctx, "%ld", (unsigned long)pwd->pw_gid);
retval.length = strlen((char *)retval.data);
return retval;
return *talloc_zero(ctx, struct ldb_val);
}
- retval.data = (uint8_t *)talloc_asprintf(ctx, "%d", pwd->pw_uid);
+ retval.data = (uint8_t *)talloc_asprintf(ctx, "%ld", (unsigned long)pwd->pw_uid);
retval.length = strlen((char *)retval.data);
return retval;
}
+/* Encode a sambaSID to an objectSid. */
static struct ldb_val encode_sid(struct ldb_module *module, TALLOC_CTX *ctx, const struct ldb_val *val)
{
- struct dom_sid *sid = dom_sid_parse_talloc(ctx, (char *)val->data);
- struct ldb_val *out = talloc_zero(ctx, struct ldb_val);
- NTSTATUS status;
+ struct ldb_val out = data_blob(NULL, 0);
+ struct dom_sid *sid;
+ enum ndr_err_code ndr_err;
+ sid = dom_sid_parse_talloc(ctx, (char *)val->data);
if (sid == NULL) {
- return *out;
+ return out;
}
- status = ndr_push_struct_blob(out, ctx, sid,
- (ndr_push_flags_fn_t)ndr_push_dom_sid);
+
+ ndr_err = ndr_push_struct_blob(&out, ctx,
+ NULL,
+ sid, (ndr_push_flags_fn_t)ndr_push_dom_sid);
talloc_free(sid);
- if (!NT_STATUS_IS_OK(status)) {
- return *out;
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ return out;
}
- return *out;
+ return out;
}
+/* Decode an objectSid to a sambaSID. */
static struct ldb_val decode_sid(struct ldb_module *module, TALLOC_CTX *ctx, const struct ldb_val *val)
{
+ struct ldb_val out = data_blob(NULL, 0);
struct dom_sid *sid;
- NTSTATUS status;
- struct ldb_val *out = talloc_zero(ctx, struct ldb_val);
-
+ enum ndr_err_code ndr_err;
+
sid = talloc(ctx, struct dom_sid);
if (sid == NULL) {
- return *out;
+ return out;
}
- status = ndr_pull_struct_blob(val, sid, sid,
- (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
- if (!NT_STATUS_IS_OK(status)) {
- talloc_free(sid);
- return *out;
+
+ ndr_err = ndr_pull_struct_blob(val, sid, NULL, sid,
+ (ndr_pull_flags_fn_t)ndr_pull_dom_sid);
+ if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
+ goto done;
}
- out->data = (uint8_t *)dom_sid_string(ctx, sid);
+
+ out.data = (uint8_t *)dom_sid_string(ctx, sid);
+ if (out.data == NULL) {
+ goto done;
+ }
+ out.length = strlen((const char *)out.data);
+
+done:
talloc_free(sid);
- if (out->data == NULL) {
- return *out;
+ return out;
+}
+
+/* Convert 16 bytes to 32 hex digits. */
+static struct ldb_val bin2hex(struct ldb_module *module, TALLOC_CTX *ctx, const struct ldb_val *val)
+{
+ struct ldb_val out;
+ struct samr_Password pwd;
+ if (val->length != sizeof(pwd.hash)) {
+ return data_blob(NULL, 0);
}
- out->length = strlen((const char *)out->data);
+ memcpy(pwd.hash, val->data, sizeof(pwd.hash));
+ out = data_blob_string_const(smbpasswd_sethexpwd(ctx, &pwd, 0));
+ if (!out.data) {
+ return data_blob(NULL, 0);
+ }
+ return out;
+}
- return *out;
+/* Convert 32 hex digits to 16 bytes. */
+static struct ldb_val hex2bin(struct ldb_module *module, TALLOC_CTX *ctx, const struct ldb_val *val)
+{
+ struct ldb_val out;
+ struct samr_Password *pwd;
+ pwd = smbpasswd_gethexpwd(ctx, (const char *)val->data);
+ if (!pwd) {
+ return data_blob(NULL, 0);
+ }
+ out = data_blob_talloc(ctx, pwd->hash, sizeof(pwd->hash));
+ return out;
}
const struct ldb_map_objectclass samba3_objectclasses[] = {
.musts = { "cn", "gidNumber", NULL },
.mays = { "userPassword", "memberUid", "description", NULL },
},
- {
- .local_name = "group",
+ {
+ .local_name = "group",
.remote_name = "sambaGroupMapping",
.base_classes = { "top", "posixGroup", NULL },
.musts = { "gidNumber", "sambaSID", "sambaGroupType", NULL },
.mays = { "displayName", "description", "sambaSIDList", NULL },
},
- {
- .local_name = "user",
+ {
+ .local_name = "user",
.remote_name = "sambaSAMAccount",
.base_classes = { "top", "posixAccount", NULL },
.musts = { "uid", "sambaSID", NULL },
"sambaLogonScript", "sambaProfilePath", "description", "sambaUserWorkstations",
"sambaPrimaryGroupSID", "sambaDomainName", "sambaMungedDial",
"sambaBadPasswordCount", "sambaBadPasswordTime",
- "sambaPasswordHistory", "sambaLogonHours", NULL }
-
+ "sambaPasswordHistory", "sambaLogonHours", NULL }
+
},
- {
- .local_name = "domain",
+ {
+ .local_name = "domain",
.remote_name = "sambaDomain",
.base_classes = { "top", NULL },
.musts = { "sambaDomainName", "sambaSID", NULL },
{ NULL, NULL }
};
-const struct ldb_map_attribute samba3_attributes[] =
+const struct ldb_map_attribute samba3_attributes[] =
{
/* sambaNextRid -> nextRid */
{
/* sambaLMPassword -> lmPwdHash*/
{
- .local_name = "lmPwdHash",
- .type = MAP_RENAME,
+ .local_name = "dBCSPwd",
+ .type = MAP_CONVERT,
.u = {
- .rename = {
+ .convert = {
.remote_name = "sambaLMPassword",
+ .convert_local = bin2hex,
+ .convert_remote = hex2bin,
},
},
},
/* sambaNTPassword -> ntPwdHash*/
{
- .local_name = "ntPwdHash",
- .type = MAP_RENAME,
+ .local_name = "ntpwdhash",
+ .type = MAP_CONVERT,
.u = {
- .rename = {
+ .convert = {
.remote_name = "sambaNTPassword",
+ .convert_local = bin2hex,
+ .convert_remote = hex2bin,
},
},
},
.generate = {
.remote_names = { "sambaPrimaryGroupSID", NULL },
.generate_local = generate_primaryGroupID,
- .generate_remote = generate_sambaPrimaryGroupSID,
+ .generate_remote = generate_sambaPrimaryGroupSID,
},
},
},
},
/* codePage */
- {
+ {
.local_name = "codePage",
.type = MAP_IGNORE,
},
},
/* nTMixedDomain */
- {
+ {
.local_name = "nTMixedDomain",
.type = MAP_IGNORE,
},
/* operatingSystem */
- {
+ {
.local_name = "operatingSystem",
.type = MAP_IGNORE,
},
.type = MAP_CONVERT,
.u = {
.convert = {
- .remote_name = "sambaSID",
+ .remote_name = "sambaSID",
.convert_local = decode_sid,
.convert_remote = encode_sid,
},
.remote_name = "sambaPwdLastSet",
},
},
- },
+ },
/* accountExpires */
{
- .local_name = "accountExpires",
+ .local_name = "accountExpires",
.type = MAP_IGNORE,
},
.local_name = "createTimestamp",
.type = MAP_IGNORE,
},
-
+
/* creationTime */
{
.local_name = "creationTime",
.type = MAP_IGNORE,
},
-
+
/* dMDLocation */
{
.local_name = "dMDLocation",
.type = MAP_IGNORE,
},
-
+
/* fSMORoleOwner */
{
.local_name = "fSMORoleOwner",
.type = MAP_IGNORE,
},
-
+
/* forceLogoff */
{
.local_name = "forceLogoff",
.type = MAP_IGNORE,
},
-
+
/* instanceType */
{
.local_name = "instanceType",
.type = MAP_IGNORE,
},
-
+
/* invocationId */
{
.local_name = "invocationId",
.type = MAP_IGNORE,
},
-
+
/* isCriticalSystemObject */
{
.local_name = "isCriticalSystemObject",
.type = MAP_IGNORE,
},
-
+
/* localPolicyFlags */
{
.local_name = "localPolicyFlags",
.type = MAP_IGNORE,
},
-
+
/* lockOutObservationWindow */
{
.local_name = "lockOutObservationWindow",
.type = MAP_IGNORE,
},
- /* unicodePwd */
+ /* sambaPassword */
{
- .local_name = "unicodePwd",
+ .local_name = "sambaPassword",
.type = MAP_IGNORE,
},
},
},
},
-
- /* unicodePwd */
- {
- .local_name = "unicodePwd",
- .type = MAP_GENERATE,
- .u = {
- .generate = {
- .remote_names = { "sambaNTPassword", "sambaLMPassword", NULL },
- .generate_local = NULL,
- .generate_remote = generate_hashes
- },
- },
- },
{
.local_name = NULL,
}
};
- /* the init function */
-#ifdef HAVE_DLOPEN_DISABLED
-struct ldb_module *init_module(struct ldb_context *ldb, const char *options[])
-#else
-struct ldb_module *ldb_samba3sam_module_init(struct ldb_context *ldb, const char *options[])
-#endif
+/* the context init function */
+static int samba3sam_init(struct ldb_module *module)
+{
+ int ret;
+
+ ret = ldb_map_init(module, samba3_attributes, samba3_objectclasses, NULL, NULL, "samba3sam");
+ if (ret != LDB_SUCCESS)
+ return ret;
+
+ return ldb_next_init(module);
+}
+
+static struct ldb_module_ops samba3sam_ops = {
+ .name = "samba3sam",
+ .init_context = samba3sam_init,
+};
+
+/* the init function */
+int ldb_samba3sam_module_init(void)
{
- return ldb_map_init(ldb, samba3_attributes, samba3_objectclasses, "samba3sam");
+ struct ldb_module_ops ops = ldb_map_get_ops();
+ samba3sam_ops.add = ops.add;
+ samba3sam_ops.modify = ops.modify;
+ samba3sam_ops.del = ops.del;
+ samba3sam_ops.rename = ops.rename;
+ samba3sam_ops.search = ops.search;
+ samba3sam_ops.wait = ops.wait;
+
+ return ldb_register_module(&samba3sam_ops);
}