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r13998: From now on ldb_request() will require an alloced request

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By freeing the request you will be sure everything down the path get freed.

this also means you have to steal the results if you want to keep them :)

simo.
This commit is contained in:
Simo Sorce
2006-03-08 01:01:14 +00:00
committed by Gerald (Jerry) Carter
parent ef1b3e6368
commit e8075e6a06
7 changed files with 189 additions and 138 deletions
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169
source/lib/ldb/common/ldb.c
View File

@@ -257,57 +257,35 @@ static int ldb_op_finish(struct ldb_context *ldb, int status)
/*
start an ldb request
autostarts a transacion if none active and the operation is not a search
NOTE: the request must be a talloc context.
returns LDB_ERR_* on errors.
*/
int ldb_request(struct ldb_context *ldb, struct ldb_request *request)
int ldb_request(struct ldb_context *ldb, struct ldb_request *req)
{
int status, started_transaction=0;
struct ldb_request *r;
ldb_reset_err_string(ldb);
/* to allow ldb modules to assume they can use the request ptr
as a talloc context for the request, we have to copy the
structure here */
r = talloc(ldb, struct ldb_request);
if (r == NULL) {
ldb_oom(ldb);
return LDB_ERR_OPERATIONS_ERROR;
}
*r = *request;
if (r->operation == LDB_REQ_SEARCH) {
r->op.search.res = NULL;
if (req->operation == LDB_REQ_SEARCH) {
req->op.search.res = NULL;
}
/* start a transaction if needed */
if ((!ldb->transaction_active) &&
(request->operation == LDB_REQ_ADD ||
request->operation == LDB_REQ_MODIFY ||
request->operation == LDB_REQ_DELETE ||
request->operation == LDB_REQ_RENAME)) {
(req->operation == LDB_REQ_ADD ||
req->operation == LDB_REQ_MODIFY ||
req->operation == LDB_REQ_DELETE ||
req->operation == LDB_REQ_RENAME)) {
status = ldb_transaction_start(ldb);
if (status != LDB_SUCCESS) {
talloc_free(r);
talloc_free(req);
return status;
}
started_transaction = 1;
}
/* call the first module in the chain */
status = ldb->modules->ops->request(ldb->modules, r);
/* the search call is the only one that returns something
other than a status code. We steal the results into
the context of the ldb before freeing the request */
if (status == LDB_SUCCESS && request->operation == LDB_REQ_SEARCH) {
request->op.search.res = talloc_steal(ldb, r->op.search.res);
}
if (status == LDB_SUCCESS && request->operation == LDB_ASYNC_SEARCH) {
request->async.handle = r->async.handle;
}
talloc_free(r);
status = ldb->modules->ops->request(ldb->modules, req);
if (started_transaction) {
return ldb_op_finish(ldb, status);
@@ -331,31 +309,36 @@ int ldb_search(struct ldb_context *ldb,
const char * const *attrs,
struct ldb_result **res)
{
struct ldb_request request;
struct ldb_parse_tree *tree;
struct ldb_request *req;
int ret;
(*res) = NULL;
tree = ldb_parse_tree(ldb, expression);
if (tree == NULL) {
ldb_set_errstring(ldb, talloc_strdup(ldb, "Unable to parse search expression"));
return -1;
req = talloc(ldb, struct ldb_request);
if (req == NULL) {
ldb_set_errstring(ldb, talloc_strdup(ldb, "Out of memory!"));
return LDB_ERR_OPERATIONS_ERROR;
}
request.operation = LDB_REQ_SEARCH;
request.op.search.base = base;
request.op.search.scope = scope;
request.op.search.tree = tree;
request.op.search.attrs = attrs;
request.controls = NULL;
req->operation = LDB_REQ_SEARCH;
req->op.search.base = base;
req->op.search.scope = scope;
ret = ldb_request(ldb, &request);
req->op.search.tree = ldb_parse_tree(req, expression);
if (req->op.search.tree == NULL) {
ldb_set_errstring(ldb, talloc_strdup(ldb, "Unable to parse search expression"));
talloc_free(req);
return LDB_ERR_OPERATIONS_ERROR;
}
(*res) = request.op.search.res;
req->op.search.attrs = attrs;
req->controls = NULL;
talloc_free(tree);
ret = ldb_request(ldb, req);
(*res) = talloc_steal(ldb, req->op.search.res);
talloc_free(req);
return ret;
}
@@ -366,17 +349,26 @@ int ldb_search(struct ldb_context *ldb,
int ldb_add(struct ldb_context *ldb,
const struct ldb_message *message)
{
struct ldb_request request;
int status;
struct ldb_request *req;
int ret;
status = ldb_msg_sanity_check(message);
if (status != LDB_SUCCESS) return status;
ret = ldb_msg_sanity_check(message);
if (ret != LDB_SUCCESS) return ret;
request.operation = LDB_REQ_ADD;
request.op.add.message = message;
request.controls = NULL;
req = talloc(ldb, struct ldb_request);
if (req == NULL) {
ldb_set_errstring(ldb, talloc_strdup(ldb, "Out of memory!"));
return LDB_ERR_OPERATIONS_ERROR;
}
return ldb_request(ldb, &request);
req->operation = LDB_REQ_ADD;
req->op.add.message = message;
req->controls = NULL;
ret = ldb_request(ldb, req);
talloc_free(req);
return ret;
}
/*
@@ -385,17 +377,26 @@ int ldb_add(struct ldb_context *ldb,
int ldb_modify(struct ldb_context *ldb,
const struct ldb_message *message)
{
struct ldb_request request;
int status;
struct ldb_request *req;
int ret;
status = ldb_msg_sanity_check(message);
if (status != LDB_SUCCESS) return status;
ret = ldb_msg_sanity_check(message);
if (ret != LDB_SUCCESS) return ret;
request.operation = LDB_REQ_MODIFY;
request.op.mod.message = message;
request.controls = NULL;
req = talloc(ldb, struct ldb_request);
if (req == NULL) {
ldb_set_errstring(ldb, talloc_strdup(ldb, "Out of memory!"));
return LDB_ERR_OPERATIONS_ERROR;
}
return ldb_request(ldb, &request);
req->operation = LDB_REQ_MODIFY;
req->op.add.message = message;
req->controls = NULL;
ret = ldb_request(ldb, req);
talloc_free(req);
return ret;
}
@@ -404,13 +405,23 @@ int ldb_modify(struct ldb_context *ldb,
*/
int ldb_delete(struct ldb_context *ldb, const struct ldb_dn *dn)
{
struct ldb_request request;
struct ldb_request *req;
int ret;
request.operation = LDB_REQ_DELETE;
request.op.del.dn = dn;
request.controls = NULL;
req = talloc(ldb, struct ldb_request);
if (req == NULL) {
ldb_set_errstring(ldb, talloc_strdup(ldb, "Out of memory!"));
return LDB_ERR_OPERATIONS_ERROR;
}
return ldb_request(ldb, &request);
req->operation = LDB_REQ_DELETE;
req->op.del.dn = dn;
req->controls = NULL;
ret = ldb_request(ldb, req);
talloc_free(req);
return ret;
}
/*
@@ -418,14 +429,24 @@ int ldb_delete(struct ldb_context *ldb, const struct ldb_dn *dn)
*/
int ldb_rename(struct ldb_context *ldb, const struct ldb_dn *olddn, const struct ldb_dn *newdn)
{
struct ldb_request request;
struct ldb_request *req;
int ret;
request.operation = LDB_REQ_RENAME;
request.op.rename.olddn = olddn;
request.op.rename.newdn = newdn;
request.controls = NULL;
req = talloc(ldb, struct ldb_request);
if (req == NULL) {
ldb_set_errstring(ldb, talloc_strdup(ldb, "Out of memory!"));
return LDB_ERR_OPERATIONS_ERROR;
}
return ldb_request(ldb, &request);
req->operation = LDB_REQ_RENAME;
req->op.rename.olddn = olddn;
req->op.rename.newdn = newdn;
req->controls = NULL;
ret = ldb_request(ldb, req);
talloc_free(req);
return ret;
}

21
source/lib/ldb/modules/paged_results.c
View File

@@ -249,29 +249,36 @@ static int paged_request(struct ldb_module *module, struct ldb_request *req)
static int paged_request_init(struct ldb_module *module)
{
struct ldb_request request;
int ret;
struct private_data *data;
struct ldb_request *req;
int ret;
data = talloc(module, struct private_data);
if (data == NULL) {
return LDB_ERR_OTHER;
}
data->next_free_id = 1;
data->store = NULL;
module->private_data = data;
request.operation = LDB_REQ_REGISTER;
request.op.reg.oid = LDB_CONTROL_PAGED_RESULTS_OID;
request.controls = NULL;
req = talloc(module, struct ldb_request);
if (req == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
ret = ldb_request(module->ldb, &request);
req->operation = LDB_REQ_REGISTER;
req->op.reg.oid = LDB_CONTROL_PAGED_RESULTS_OID;
req->controls = NULL;
ret = ldb_request(module->ldb, req);
if (ret != LDB_SUCCESS) {
ldb_debug(module->ldb, LDB_DEBUG_ERROR, "paged_request: Unable to register control with rootdse!\n");
talloc_free(req);
return LDB_ERR_OTHER;
}
talloc_free(req);
return ldb_next_init(module);
}

19
source/lib/ldb/modules/sort.c
View File

@@ -395,6 +395,8 @@ static int server_sort_search_async(struct ldb_module *module, struct ldb_contro
ac->reverse = sort_ctrls[0]->reverse;
ac->req = talloc(req, struct ldb_request);
if (!ac->req)
return LDB_ERR_OPERATIONS_ERROR;
ac->req->operation = req->operation;
ac->req->op.search.base = req->op.search.base;
@@ -548,19 +550,26 @@ static int server_sort_async_wait(struct ldb_async_handle *handle, enum ldb_asyn
static int server_sort_init(struct ldb_module *module)
{
struct ldb_request request;
struct ldb_request *req;
int ret;
request.operation = LDB_REQ_REGISTER;
request.op.reg.oid = LDB_CONTROL_SERVER_SORT_OID;
request.controls = NULL;
req = talloc(module, struct ldb_request);
if (req == NULL) {
return LDB_ERR_OPERATIONS_ERROR;
}
ret = ldb_request(module->ldb, &request);
req->operation = LDB_REQ_REGISTER;
req->op.reg.oid = LDB_CONTROL_SERVER_SORT_OID;
req->controls = NULL;
ret = ldb_request(module->ldb, req);
if (ret != LDB_SUCCESS) {
ldb_debug(module->ldb, LDB_DEBUG_ERROR, "server_sort: Unable to register control with rootdse!\n");
talloc_free(req);
return LDB_ERR_OTHER;
}
talloc_free(req);
return ldb_next_init(module);
}

35
source/lib/ldb/tools/ldbsearch.c
View File

@@ -68,33 +68,34 @@ static int do_search(struct ldb_context *ldb,
int loop = 0;
int total = 0;
int refs = 0;
struct ldb_request req;
struct ldb_request *req;
struct ldb_result *result = NULL;
req.operation = LDB_REQ_SEARCH;
req.op.search.base = basedn;
req.op.search.scope = options->scope;
req.op.search.tree = ldb_parse_tree(ldb, expression);
if (req.op.search.tree == NULL) return -1;
req.op.search.attrs = attrs;
req.op.search.res = NULL;
req.controls = parse_controls(ldb, options->controls);
if (options->controls != NULL && req.controls == NULL) return -1;
req.creds = NULL;
req = talloc(ldb, struct ldb_request);
req->operation = LDB_REQ_SEARCH;
req->op.search.base = basedn;
req->op.search.scope = options->scope;
req->op.search.tree = ldb_parse_tree(ldb, expression);
if (req->op.search.tree == NULL) return -1;
req->op.search.attrs = attrs;
req->op.search.res = NULL;
req->controls = parse_controls(ldb, options->controls);
if (options->controls != NULL && req->controls == NULL) return -1;
req->creds = NULL;
do {
loop = 0;
ret = ldb_request(ldb, &req);
ret = ldb_request(ldb, req);
if (ret != LDB_SUCCESS) {
printf("search failed - %s\n", ldb_errstring(ldb));
if (req.op.search.res && req.op.search.res->controls) {
handle_controls_reply(req.op.search.res->controls, req.controls);
if (req->op.search.res && req->op.search.res->controls) {
handle_controls_reply(req->op.search.res->controls, req->controls);
}
return -1;
}
result = req.op.search.res;
result = req->op.search.res;
if (options->sorted) {
ldb_qsort(result->msgs, result->count, sizeof(struct ldb_message *),
@@ -127,7 +128,7 @@ static int do_search(struct ldb_context *ldb,
}
if (result->controls) {
if (handle_controls_reply(result->controls, req.controls) == 1)
if (handle_controls_reply(result->controls, req->controls) == 1)
loop = 1;
}
@@ -139,7 +140,7 @@ static int do_search(struct ldb_context *ldb,
}
}
req.op.search.res = NULL;
req->op.search.res = NULL;
} while(loop);