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-rw-r--r--ctdb/tests/src/tunnel_cmd.c199
1 files changed, 199 insertions, 0 deletions
diff --git a/ctdb/tests/src/tunnel_cmd.c b/ctdb/tests/src/tunnel_cmd.c
new file mode 100644
index 0000000..73a2297
--- /dev/null
+++ b/ctdb/tests/src/tunnel_cmd.c
@@ -0,0 +1,199 @@
+/*
+ CTDB tunnel test
+
+ Copyright (C) Amitay Isaacs 2017
+
+ 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 <talloc.h>
+#include <tevent.h>
+
+#include "lib/util/tevent_unix.h"
+
+#include "protocol/protocol_private.h"
+#include "client/client.h"
+
+#define TUNNEL_ID (CTDB_TUNNEL_TEST | 0xf0f0f0f0)
+
+struct listen_state {
+ TALLOC_CTX *mem_ctx;
+ bool done;
+};
+
+static void listen_callback(struct ctdb_tunnel_context *tctx,
+ uint32_t srcnode, uint32_t reqid,
+ uint8_t *buf, size_t buflen,
+ void *private_data)
+{
+ struct listen_state *state = (struct listen_state *)private_data;
+ const char *msg;
+ size_t np;
+ int ret;
+
+ ret = ctdb_stringn_pull(buf, buflen, state->mem_ctx, &msg, &np);
+ if (ret != 0) {
+ fprintf(stderr, "Invalid tunnel message, ret=%d\n", ret);
+ return;
+ }
+
+ fprintf(stderr, "%u: %s\n", srcnode, msg);
+
+ if (strcmp(msg, "quit") == 0) {
+ state->done = true;
+ }
+
+ talloc_free(discard_const(msg));
+}
+
+static int cmd_listen(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
+ struct ctdb_client_context *client)
+{
+ struct ctdb_tunnel_context *tunnel;
+ struct listen_state state;
+ int ret;
+
+ state.mem_ctx = mem_ctx;
+ state.done = false;
+
+ ret = ctdb_tunnel_setup(mem_ctx, ev, client, TUNNEL_ID,
+ listen_callback, &state, &tunnel);
+ if (ret != 0) {
+ return ret;
+ }
+
+ ctdb_client_wait(ev, &state.done);
+
+ ret = ctdb_tunnel_destroy(ev, tunnel);
+ if (ret != 0) {
+ return ret;
+ }
+
+ return 0;
+}
+
+static void send_callback(struct ctdb_tunnel_context *tctx,
+ uint32_t srcnode, uint32_t reqid,
+ uint8_t *buf, size_t buflen, void *private_data)
+{
+ fprintf(stderr, "send received a message - %u: %zu\n", srcnode, buflen);
+}
+
+static int cmd_send(TALLOC_CTX *mem_ctx, struct tevent_context *ev,
+ struct ctdb_client_context *client,
+ uint32_t destnode, const char *msg)
+{
+ struct ctdb_tunnel_context *tunnel;
+ uint8_t *buf;
+ size_t buflen, np;
+ int ret;
+
+ ret = ctdb_tunnel_setup(mem_ctx, ev, client, TUNNEL_ID,
+ send_callback, NULL, &tunnel);
+ if (ret != 0) {
+ return ret;
+ }
+
+ buflen = ctdb_stringn_len(&msg);
+ buf = talloc_size(mem_ctx, buflen);
+ if (buf == NULL) {
+ return ENOMEM;
+ }
+ ctdb_stringn_push(&msg, buf, &np);
+
+ ret = ctdb_tunnel_request(mem_ctx, ev, tunnel, destnode,
+ tevent_timeval_zero(), buf, buflen, false);
+ if (ret != 0) {
+ return ret;
+ }
+
+ ret = ctdb_tunnel_destroy(ev, tunnel);
+ if (ret != 0) {
+ return ret;
+ }
+
+ return 0;
+}
+
+static void usage(const char *cmd)
+{
+ fprintf(stderr, "usage: %s <ctdb-socket> listen\n", cmd);
+ fprintf(stderr, "usage: %s <ctdb-socket> send <pnn> <msg>\n", cmd);
+}
+
+int main(int argc, const char **argv)
+{
+ TALLOC_CTX *mem_ctx;
+ struct tevent_context *ev;
+ struct ctdb_client_context *client;
+ const char *socket = NULL, *msg = NULL;
+ uint32_t pnn = CTDB_UNKNOWN_PNN;
+ int ret;
+ bool do_listen = false;
+ bool do_send = false;
+
+ if (argc != 3 && argc != 5) {
+ usage(argv[0]);
+ exit(1);
+ }
+
+ socket = argv[1];
+
+ if (strcmp(argv[2], "listen") == 0) {
+ do_listen = true;
+ } else if (strcmp(argv[2], "send") == 0) {
+ if (argc != 5) {
+ usage(argv[0]);
+ exit(1);
+ }
+
+ pnn = atol(argv[3]);
+ msg = argv[4];
+ do_send = true;
+ } else {
+ usage(argv[0]);
+ exit(1);
+ }
+
+ mem_ctx = talloc_new(NULL);
+ if (mem_ctx == NULL) {
+ exit(1);
+ }
+
+ ev = tevent_context_init(mem_ctx);
+ if (ev == NULL) {
+ talloc_free(mem_ctx);
+ exit(1);
+ }
+
+ ret = ctdb_client_init(mem_ctx, ev, socket, &client);
+ if (ret != 0) {
+ talloc_free(mem_ctx);
+ exit(1);
+ }
+
+ if (do_listen) {
+ ret = cmd_listen(mem_ctx, ev, client);
+ }
+ if (do_send) {
+ ret = cmd_send(mem_ctx, ev, client, pnn, msg);
+ }
+
+ talloc_free(mem_ctx);
+
+ return ret;
+}