Set genesis time when running only network clients

[fio.git] / server.c

diff --git a/server.c b/server.c
index 077dce5c349f67efec5c76a6371e89e2a2a4724f..33c512c78f96a5d19cd0f110b6d418d581ad1357 100644 (file)
--- a/server.c
+++ b/server.c
@@ -69,6 +69,8 @@ static const char *fio_server_ops[FIO_NET_CMD_NR] = {
        "ADD_JOB",
        "CMD_RUN",
        "CMD_IOLOG",
+       "CMD_UPDATE_JOB",
+       "CMD_LOAD_FILE",
 };
 
 const char *fio_server_op(unsigned int op)
@@ -550,11 +552,34 @@ static void fio_server_check_conns(struct flist_head *conn_list)
        fio_server_check_fork_items(conn_list);
 }
 
+static int handle_load_file_cmd(struct fio_net_cmd *cmd)
+{
+       struct cmd_load_file_pdu *pdu = (struct cmd_load_file_pdu *) cmd->payload;
+       void *file_name = pdu->file;
+       struct cmd_start_pdu spdu;
+
+       dprint(FD_NET, "server: loading local file %s\n", (char *) file_name);
+
+       pdu->name_len = le16_to_cpu(pdu->name_len);
+       pdu->client_type = le16_to_cpu(pdu->client_type);
+
+       if (parse_jobs_ini(file_name, 0, 0, pdu->client_type)) {
+               fio_net_send_quit(server_fd);
+               return -1;
+       }
+
+       spdu.jobs = cpu_to_le32(thread_number);
+       spdu.stat_outputs = cpu_to_le32(stat_number);
+       fio_net_send_cmd(server_fd, FIO_NET_CMD_START, &spdu, sizeof(spdu), NULL, NULL);
+       return 0;
+}
+
 static int handle_run_cmd(struct flist_head *job_list, struct fio_net_cmd *cmd)
 {
        pid_t pid;
        int ret;
 
+       fio_time_init();
        set_genesis_time();
 
        pid = fork();
@@ -665,21 +690,13 @@ static int handle_probe_cmd(struct fio_net_cmd *cmd)
 static int handle_send_eta_cmd(struct fio_net_cmd *cmd)
 {
        struct jobs_eta *je;
-       size_t size;
        uint64_t tag = cmd->tag;
+       size_t size;
        int i;
 
-       if (!thread_number)
-               return 0;
-
-       size = sizeof(*je) + thread_number * sizeof(char) + 1;
-       je = malloc(size);
-       memset(je, 0, size);
-
-       if (!calc_thread_status(je, 1)) {
-               free(je);
+       je = get_jobs_eta(1, &size);
+       if (!je)
                return 0;
-       }
 
        dprint(FD_NET, "server sending status\n");
 
@@ -754,6 +771,9 @@ static int handle_command(struct flist_head *job_list, struct fio_net_cmd *cmd)
        case FIO_NET_CMD_EXIT:
                exit_backend = 1;
                return -1;
+       case FIO_NET_CMD_LOAD_FILE:
+               ret = handle_load_file_cmd(cmd);
+               break;
        case FIO_NET_CMD_JOB:
                ret = handle_job_cmd(cmd);
                break;
@@ -1046,6 +1066,7 @@ void fio_server_send_ts(struct thread_stat *ts, struct group_run_stats *rs)
        for (i = 0; i < DDIR_RWDIR_CNT; i++) {
                p.ts.total_io_u[i]      = cpu_to_le64(ts->total_io_u[i]);
                p.ts.short_io_u[i]      = cpu_to_le64(ts->short_io_u[i]);
+               p.ts.drop_io_u[i]       = cpu_to_le64(ts->drop_io_u[i]);
        }
 
        p.ts.total_submit       = cpu_to_le64(ts->total_submit);
@@ -1184,7 +1205,7 @@ static int fio_send_iolog_gz(struct cmd_iolog_pdu *pdu, struct io_log *log)
        }
 
        stream.next_in = (void *) log->log;
-       stream.avail_in = log->nr_samples * sizeof(struct io_sample);
+       stream.avail_in = log->nr_samples * log_entry_sz(log);
 
        do {
                unsigned int this_len, flags = 0;
@@ -1221,8 +1242,8 @@ int fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name)
        struct cmd_iolog_pdu pdu;
        int i, ret = 0;
 
+       pdu.nr_samples = cpu_to_le64(log->nr_samples);
        pdu.thread_number = cpu_to_le32(td->thread_number);
-       pdu.nr_samples = __cpu_to_le32(log->nr_samples);
        pdu.log_type = cpu_to_le32(log->log_type);
        pdu.compressed = cpu_to_le32(use_zlib);
 
@@ -1230,12 +1251,18 @@ int fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name)
        pdu.name[FIO_NET_NAME_MAX - 1] = '\0';
 
        for (i = 0; i < log->nr_samples; i++) {
-               struct io_sample *s = &log->log[i];
+               struct io_sample *s = get_sample(log, i);
 
-               s->time = cpu_to_le64(s->time);
-               s->val  = cpu_to_le64(s->val);
-               s->ddir = cpu_to_le32(s->ddir);
-               s->bs   = cpu_to_le32(s->bs);
+               s->time         = cpu_to_le64(s->time);
+               s->val          = cpu_to_le64(s->val);
+               s->__ddir       = cpu_to_le32(s->__ddir);
+               s->bs           = cpu_to_le32(s->bs);
+
+               if (log->log_offset) {
+                       struct io_sample_offset *so = (void *) s;
+
+                       so->offset = cpu_to_le64(so->offset);
+               }
        }
 
        /*
@@ -1253,7 +1280,7 @@ int fio_send_iolog(struct thread_data *td, struct io_log *log, const char *name)
                return fio_send_iolog_gz(&pdu, log);
 
        return fio_send_cmd_ext_pdu(server_fd, FIO_NET_CMD_IOLOG, log->log,
-                       log->nr_samples * sizeof(struct io_sample), 0, 0);
+                       log->nr_samples * log_entry_sz(log), 0, 0);
 }
 
 void fio_server_send_add_job(struct thread_data *td)
@@ -1710,7 +1737,7 @@ int fio_start_server(char *pidfile)
                int ret = write_pid(pid, pidfile);
 
                free(pidfile);
-               exit(ret);
+               _exit(ret);
        }
 
        setsid();