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-rw-r--r--ctdb/tests/src/fetch_readonly.c166
1 files changed, 166 insertions, 0 deletions
diff --git a/ctdb/tests/src/fetch_readonly.c b/ctdb/tests/src/fetch_readonly.c
new file mode 100644
index 0000000..ff126bd
--- /dev/null
+++ b/ctdb/tests/src/fetch_readonly.c
@@ -0,0 +1,166 @@
+/*
+ Fetch a single record using readonly
+
+ Copyright (C) Amitay Isaacs 2016
+
+ 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 3 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, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "replace.h"
+#include "system/network.h"
+
+#include "lib/util/debug.h"
+#include "lib/util/tevent_unix.h"
+
+#include "client/client.h"
+#include "tests/src/test_options.h"
+#include "tests/src/cluster_wait.h"
+
+
+struct fetch_readonly_state {
+ struct tevent_context *ev;
+};
+
+static void fetch_readonly_done(struct tevent_req *subreq);
+
+static struct tevent_req *fetch_readonly_send(TALLOC_CTX *mem_ctx,
+ struct tevent_context *ev,
+ struct ctdb_client_context *client,
+ struct ctdb_db_context *db,
+ const char *keystr,
+ int timelimit)
+{
+ struct tevent_req *req, *subreq;
+ struct fetch_readonly_state *state;
+ TDB_DATA key;
+
+ req = tevent_req_create(mem_ctx, &state, struct fetch_readonly_state);
+ if (req == NULL) {
+ return NULL;
+ }
+
+ state->ev = ev;
+
+ key.dptr = (uint8_t *)discard_const(keystr);
+ key.dsize = strlen(keystr);
+
+ subreq = ctdb_fetch_lock_send(state, ev, client, db, key, true);
+ if (tevent_req_nomem(subreq, req)) {
+ return tevent_req_post(req, ev);
+ }
+ tevent_req_set_callback(subreq, fetch_readonly_done, req);
+
+ return req;
+}
+
+static void fetch_readonly_done(struct tevent_req *subreq)
+{
+ struct tevent_req *req = tevent_req_callback_data(
+ subreq, struct tevent_req);
+ struct fetch_readonly_state *state = tevent_req_data(
+ req, struct fetch_readonly_state);
+ struct ctdb_record_handle *h;
+ int ret;
+
+ h = ctdb_fetch_lock_recv(subreq, NULL, state, NULL, &ret);
+ TALLOC_FREE(subreq);
+ if (h == NULL) {
+ tevent_req_error(req, ret);
+ return;
+ }
+
+ talloc_free(h);
+ tevent_req_done(req);
+}
+
+static bool fetch_readonly_recv(struct tevent_req *req, int *perr)
+{
+ int err;
+
+ if (tevent_req_is_unix_error(req, &err)) {
+ if (perr != NULL) {
+ *perr = err;
+ }
+ return false;
+ }
+ return true;
+}
+
+int main(int argc, const char *argv[])
+{
+ const struct test_options *opts;
+ TALLOC_CTX *mem_ctx;
+ struct tevent_context *ev;
+ struct ctdb_client_context *client;
+ struct ctdb_db_context *ctdb_db;
+ struct tevent_req *req;
+ int ret;
+ bool status;
+
+ setup_logging("fetch_readonly", DEBUG_STDERR);
+
+ status = process_options_database(argc, argv, &opts);
+ if (! status) {
+ exit(1);
+ }
+
+ mem_ctx = talloc_new(NULL);
+ if (mem_ctx == NULL) {
+ fprintf(stderr, "Memory allocation error\n");
+ exit(1);
+ }
+
+ ev = tevent_context_init(mem_ctx);
+ if (ev == NULL) {
+ fprintf(stderr, "Memory allocation error\n");
+ exit(1);
+ }
+
+ ret = ctdb_client_init(mem_ctx, ev, opts->socket, &client);
+ if (ret != 0) {
+ fprintf(stderr, "Failed to initialize client, %s\n",
+ strerror(ret));
+ exit(1);
+ }
+
+ if (! ctdb_recovery_wait(ev, client)) {
+ fprintf(stderr, "Memory allocation error\n");
+ exit(1);
+ }
+
+ ret = ctdb_attach(ev, client, tevent_timeval_zero(), opts->dbname, 0,
+ &ctdb_db);
+ if (ret != 0) {
+ fprintf(stderr, "Failed to attach to DB %s\n", opts->dbname);
+ exit(1);
+ }
+
+ req = fetch_readonly_send(mem_ctx, ev, client, ctdb_db,
+ opts->keystr, opts->timelimit);
+ if (req == NULL) {
+ fprintf(stderr, "Memory allocation error\n");
+ exit(1);
+ }
+
+ tevent_req_poll(req, ev);
+
+ status = fetch_readonly_recv(req, &ret);
+ if (! status) {
+ fprintf(stderr, "fetch readonly loop test failed\n");
+ exit(1);
+ }
+
+ talloc_free(mem_ctx);
+ return 0;
+}