server: idle loop support

[fio.git] / client.c

diff --git a/client.c b/client.c
index d81f755a03a9276bf0cb51ec26d5fabeb80b0b0a..464dce64542ac2f6e8c119068483d00e9b799d24 100644 (file)
--- a/client.c
+++ b/client.c
@@ -111,6 +111,7 @@ static int fio_client_connect(struct fio_client *client)
 
        if (connect(fd, (struct sockaddr *) &client->addr, sizeof(client->addr)) < 0) {
                log_err("fio: connect: %s\n", strerror(errno));
+               log_err("fio: failed to connect to %s\n", client->hostname);
                return 1;
        }
 
@@ -118,12 +119,46 @@ static int fio_client_connect(struct fio_client *client)
        return 0;
 }
 
+void fio_clients_terminate(void)
+{
+       struct flist_head *entry;
+       struct fio_client *client;
+
+       flist_for_each(entry, &client_list) {
+               client = flist_entry(entry, struct fio_client, list);
+
+               fio_net_send_simple_cmd(client->fd, FIO_NET_CMD_QUIT, 0);
+       }
+}
+
+static void sig_int(int sig)
+{
+       fio_clients_terminate();
+}
+
+static void client_signal_handler(void)
+{
+       struct sigaction act;
+
+       memset(&act, 0, sizeof(act));
+       act.sa_handler = sig_int;
+       act.sa_flags = SA_RESTART;
+       sigaction(SIGINT, &act, NULL);
+
+       memset(&act, 0, sizeof(act));
+       act.sa_handler = sig_int;
+       act.sa_flags = SA_RESTART;
+       sigaction(SIGTERM, &act, NULL);
+}
+
 int fio_clients_connect(void)
 {
        struct fio_client *client;
        struct flist_head *entry, *tmp;
        int ret;
 
+       client_signal_handler();
+
        flist_for_each_safe(entry, tmp, &client_list) {
                client = flist_entry(entry, struct fio_client, list);
 
@@ -253,7 +288,7 @@ static void convert_ts(struct thread_stat *dst, struct thread_stat *src)
 
        for (i = 0; i < 3; i++) {
                dst->total_io_u[i]      = le64_to_cpu(src->total_io_u[i]);
-               dst->short_io_u[i]      = le64_to_cpu(src->total_io_u[i]);
+               dst->short_io_u[i]      = le64_to_cpu(src->short_io_u[i]);
        }
 
        dst->total_submit       = le64_to_cpu(src->total_submit);
@@ -331,19 +366,24 @@ static void handle_eta(struct fio_net_cmd *cmd)
        display_thread_status(je);
 }
 
+static void handle_probe(struct fio_net_cmd *cmd)
+{
+       struct cmd_probe_pdu *probe = (struct cmd_probe_pdu *) cmd->payload;
+
+       log_info("Probe: %s: %u.%u.%u\n", probe->hostname, probe->fio_major,
+                                       probe->fio_minor, probe->fio_patch);
+}
+
 static int handle_client(struct fio_client *client)
 {
        struct fio_net_cmd *cmd;
        int done = 0;
 
-       while ((cmd = fio_net_recv_cmd(client->fd)) != NULL) {
+       while ((cmd = fio_net_recv_cmd(client->fd, 1)) != NULL) {
                dprint(FD_NET, "%s: got cmd op %d\n", client->hostname,
                                                        cmd->opcode);
 
                switch (cmd->opcode) {
-               case FIO_NET_CMD_ACK:
-                       free(cmd);
-                       break;
                case FIO_NET_CMD_QUIT:
                        remove_client(client);
                        free(cmd);
@@ -366,6 +406,10 @@ static int handle_client(struct fio_client *client)
                        handle_eta(cmd);
                        free(cmd);
                        break;
+               case FIO_NET_CMD_PROBE:
+                       handle_probe(cmd);
+                       free(cmd);
+                       break;
                default:
                        log_err("fio: unknown client op: %d\n", cmd->opcode);
                        free(cmd);