From 51baa8deec00244cc0a6e3d29c53932427800610 Mon Sep 17 00:00:00 2001 From: Simo Sorce Date: Thu, 11 Sep 2008 18:36:28 -0400 Subject: LDB ASYNC: samba4 modules --- source4/dsdb/samdb/ldb_modules/objectguid.c | 101 +++++++++++++++++----------- 1 file changed, 63 insertions(+), 38 deletions(-) (limited to 'source4/dsdb/samdb/ldb_modules/objectguid.c') diff --git a/source4/dsdb/samdb/ldb_modules/objectguid.c b/source4/dsdb/samdb/ldb_modules/objectguid.c index f62839389d..054905992d 100644 --- a/source4/dsdb/samdb/ldb_modules/objectguid.c +++ b/source4/dsdb/samdb/ldb_modules/objectguid.c @@ -1,9 +1,9 @@ /* ldb database library - Copyright (C) Simo Sorce 2004-2006 Copyright (C) Andrew Bartlett 2005 Copyright (C) Andrew Tridgell 2005 + Copyright (C) Simo Sorce 2004-2008 ** NOTE! The following LGPL license applies to the ldb ** library. This does NOT imply that all of Samba is released @@ -103,6 +103,36 @@ static int add_uint64_element(struct ldb_message *msg, const char *attr, uint64_ return 0; } +struct og_context { + struct ldb_module *module; + struct ldb_request *req; +}; + +static int og_op_callback(struct ldb_request *req, struct ldb_reply *ares) +{ + struct og_context *ac; + + ac = talloc_get_type(req->context, struct og_context); + + if (!ares) { + return ldb_module_done(ac->req, NULL, NULL, + LDB_ERR_OPERATIONS_ERROR); + } + if (ares->error != LDB_SUCCESS) { + return ldb_module_done(ac->req, ares->controls, + ares->response, ares->error); + } + + if (ares->type != LDB_REPLY_DONE) { + talloc_free(ares); + return ldb_module_done(ac->req, NULL, NULL, + LDB_ERR_OPERATIONS_ERROR); + } + + return ldb_module_done(ac->req, ares->controls, + ares->response, ares->error); +} + /* add_record: add objectGUID attribute */ static int objectguid_add(struct ldb_module *module, struct ldb_request *req) { @@ -115,6 +145,7 @@ static int objectguid_add(struct ldb_module *module, struct ldb_request *req) enum ndr_err_code ndr_err; int ret; time_t t = time(NULL); + struct og_context *ac; ldb_debug(module->ldb, LDB_DEBUG_TRACE, "objectguid_add_record\n"); @@ -127,15 +158,15 @@ static int objectguid_add(struct ldb_module *module, struct ldb_request *req) return ldb_next_request(module, req); } - down_req = talloc(req, struct ldb_request); - if (down_req == NULL) { + ac = talloc(req, struct og_context); + if (ac == NULL) { return LDB_ERR_OPERATIONS_ERROR; } - - *down_req = *req; + ac->module = module; + ac->req = req; /* we have to copy the message as the caller might have it as a const */ - down_req->op.add.message = msg = ldb_msg_copy_shallow(down_req, req->op.add.message); + msg = ldb_msg_copy_shallow(ac, req->op.add.message); if (msg == NULL) { talloc_free(down_req); return LDB_ERR_OPERATIONS_ERROR; @@ -149,44 +180,41 @@ static int objectguid_add(struct ldb_module *module, struct ldb_request *req) &guid, (ndr_push_flags_fn_t)ndr_push_GUID); if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) { - talloc_free(down_req); return LDB_ERR_OPERATIONS_ERROR; } ret = ldb_msg_add_value(msg, "objectGUID", &v, NULL); if (ret) { - talloc_free(down_req); return ret; } if (add_time_element(msg, "whenCreated", t) != 0 || add_time_element(msg, "whenChanged", t) != 0) { - talloc_free(down_req); return LDB_ERR_OPERATIONS_ERROR; } /* Get a sequence number from the backend */ + /* FIXME: ldb_sequence_number is still SYNC now, when this changes, + * make sure this function is split and a callback is used */ ret = ldb_sequence_number(module->ldb, LDB_SEQ_NEXT, &seq_num); if (ret == LDB_SUCCESS) { if (add_uint64_element(msg, "uSNCreated", seq_num) != 0 || add_uint64_element(msg, "uSNChanged", seq_num) != 0) { - talloc_free(down_req); return LDB_ERR_OPERATIONS_ERROR; } } - ldb_set_timeout_from_prev_req(module->ldb, req, down_req); - - /* go on with the call chain */ - ret = ldb_next_request(module, down_req); - - /* do not free down_req as the call results may be linked to it, - * it will be freed when the upper level request get freed */ - if (ret == LDB_SUCCESS) { - req->handle = down_req->handle; + ret = ldb_build_add_req(&down_req, module->ldb, ac, + msg, + req->controls, + ac, og_op_callback, + req); + if (ret != LDB_SUCCESS) { + return LDB_ERR_OPERATIONS_ERROR; } - return ret; + /* go on with the call chain */ + return ldb_next_request(module, down_req); } /* modify_record: update timestamps */ @@ -197,6 +225,7 @@ static int objectguid_modify(struct ldb_module *module, struct ldb_request *req) int ret; time_t t = time(NULL); uint64_t seq_num; + struct og_context *ac; ldb_debug(module->ldb, LDB_DEBUG_TRACE, "objectguid_add_record\n"); @@ -205,22 +234,20 @@ static int objectguid_modify(struct ldb_module *module, struct ldb_request *req) return ldb_next_request(module, req); } - down_req = talloc(req, struct ldb_request); - if (down_req == NULL) { + ac = talloc(req, struct og_context); + if (ac == NULL) { return LDB_ERR_OPERATIONS_ERROR; } - - *down_req = *req; + ac->module = module; + ac->req = req; /* we have to copy the message as the caller might have it as a const */ - down_req->op.mod.message = msg = ldb_msg_copy_shallow(down_req, req->op.mod.message); + msg = ldb_msg_copy_shallow(ac, req->op.mod.message); if (msg == NULL) { - talloc_free(down_req); return LDB_ERR_OPERATIONS_ERROR; } if (add_time_element(msg, "whenChanged", t) != 0) { - talloc_free(down_req); return LDB_ERR_OPERATIONS_ERROR; } @@ -228,23 +255,21 @@ static int objectguid_modify(struct ldb_module *module, struct ldb_request *req) ret = ldb_sequence_number(module->ldb, LDB_SEQ_NEXT, &seq_num); if (ret == LDB_SUCCESS) { if (add_uint64_element(msg, "uSNChanged", seq_num) != 0) { - talloc_free(down_req); return LDB_ERR_OPERATIONS_ERROR; } } - ldb_set_timeout_from_prev_req(module->ldb, req, down_req); - - /* go on with the call chain */ - ret = ldb_next_request(module, down_req); - - /* do not free down_req as the call results may be linked to it, - * it will be freed when the upper level request get freed */ - if (ret == LDB_SUCCESS) { - req->handle = down_req->handle; + ret = ldb_build_mod_req(&down_req, module->ldb, ac, + msg, + req->controls, + ac, og_op_callback, + req); + if (ret != LDB_SUCCESS) { + return LDB_ERR_OPERATIONS_ERROR; } - return ret; + /* go on with the call chain */ + return ldb_next_request(module, down_req); } _PUBLIC_ const struct ldb_module_ops ldb_objectguid_module_ops = { -- cgit