diff options
Diffstat (limited to 'source4/dsdb/samdb')
| -rw-r--r-- | source4/dsdb/samdb/ldb_modules/extended_dn_out.c | 64 | ||||
| -rw-r--r-- | source4/dsdb/samdb/ldb_modules/wscript_build | 2 |
2 files changed, 63 insertions, 3 deletions
diff --git a/source4/dsdb/samdb/ldb_modules/extended_dn_out.c b/source4/dsdb/samdb/ldb_modules/extended_dn_out.c index 4f6033ccc2..3333a37644 100644 --- a/source4/dsdb/samdb/ldb_modules/extended_dn_out.c +++ b/source4/dsdb/samdb/ldb_modules/extended_dn_out.c @@ -144,8 +144,6 @@ static bool add_attrs(void *mem_ctx, char ***attrs, const char *attr) cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com becomes CN=Adminstrator,CN=users,DC=samba,DC=example,DC=com */ - - static int fix_dn(struct ldb_context *ldb, struct ldb_dn *dn) { int i, ret; @@ -170,6 +168,7 @@ static int fix_dn(struct ldb_context *ldb, struct ldb_dn *dn) return LDB_SUCCESS; } + /* Inject the extended DN components, so the DN cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com becomes <GUID=541203ae-f7d6-47ef-8390-bfcf019f9583>;<SID=S-1-5-21-4177067393-1453636373-93818737-500>;cn=Adminstrator,cn=users,dc=samba,dc=example,dc=com */ @@ -349,6 +348,54 @@ struct extended_search_context { int extended_type; }; + +/* + fix one-way links to have the right string DN, to cope with + renames of the target +*/ +static int fix_one_way_link(struct extended_search_context *ac, struct ldb_dn *dn) +{ + struct GUID guid; + NTSTATUS status; + int ret; + struct ldb_dn *real_dn; + + status = dsdb_get_extended_dn_guid(dn, &guid, "GUID"); + if (!NT_STATUS_IS_OK(status)) { + /* this is a strange DN that doesn't have a GUID! just + return the current DN string?? */ + return LDB_SUCCESS; + } + + ret = dsdb_module_dn_by_guid(ac->module, dn, &guid, &real_dn, ac->req); + if (ret != LDB_SUCCESS) { + /* it could be on another server, we need to leave the + string DN alone */ + return LDB_SUCCESS; + } + + if (strcmp(ldb_dn_get_linearized(dn), ldb_dn_get_linearized(real_dn)) == 0) { + /* its already correct */ + talloc_free(real_dn); + return LDB_SUCCESS; + } + + /* fix the DN by replacing its components with those from the + * real DN + */ + if (!ldb_dn_replace_components(dn, real_dn)) { + talloc_free(real_dn); + return ldb_operr(ldb_module_get_ctx(ac->module)); + } + talloc_free(real_dn); + + return LDB_SUCCESS; +} + + +/* + this is called to post-process the results from the search + */ static int extended_callback(struct ldb_request *req, struct ldb_reply *ares, int (*handle_dereference)(struct ldb_dn *dn, struct dsdb_openldap_dereference_result **dereference_attrs, @@ -438,6 +485,7 @@ static int extended_callback(struct ldb_request *req, struct ldb_reply *ares, for (i = 0; ac->schema && i < msg->num_elements; i++) { bool make_extended_dn; const struct dsdb_attribute *attribute; + attribute = dsdb_attribute_by_lDAPDisplayName(ac->schema, msg->elements[i].name); if (!attribute) { continue; @@ -544,6 +592,18 @@ static int extended_callback(struct ldb_request *req, struct ldb_reply *ares, return ldb_module_done(ac->req, NULL, NULL, ret); } } + + /* note that we don't fixup objectCategory as + it should not be possible to move + objectCategory elements in the schema */ + if (attribute->one_way_link && + strcasecmp(attribute->lDAPDisplayName, "objectCategory") != 0) { + ret = fix_one_way_link(ac, dn); + if (ret != LDB_SUCCESS) { + talloc_free(dsdb_dn); + return ldb_module_done(ac->req, NULL, NULL, ret); + } + } if (make_extended_dn) { dn_str = dsdb_dn_get_extended_linearized(msg->elements[i].values, diff --git a/source4/dsdb/samdb/ldb_modules/wscript_build b/source4/dsdb/samdb/ldb_modules/wscript_build index 56c2d12650..26d3019f04 100644 --- a/source4/dsdb/samdb/ldb_modules/wscript_build +++ b/source4/dsdb/samdb/ldb_modules/wscript_build @@ -188,7 +188,7 @@ bld.SAMBA_MODULE('ldb_extended_dn_out', init_function='ldb_extended_dn_out_module_init', module_init_name='ldb_init_module', subsystem='ldb', - deps='talloc ndr samba-util samdb', + deps='talloc ndr samba-util samdb DSDB_MODULE_HELPERS', internal_module=False, ) |