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-rw-r--r--tests/basic/gfapi/glfs_sysrq.c61
-rwxr-xr-xtests/basic/gfapi/glfs_sysrq.t39
2 files changed, 100 insertions, 0 deletions
diff --git a/tests/basic/gfapi/glfs_sysrq.c b/tests/basic/gfapi/glfs_sysrq.c
new file mode 100644
index 00000000000..c843c2a3559
--- /dev/null
+++ b/tests/basic/gfapi/glfs_sysrq.c
@@ -0,0 +1,61 @@
+/** glfs_sysrq.c
+ *
+ * Simple test application to run all glfs_syqrq() debugging calls.
+ *
+ * Usage: ./glfs_sysrq <host> <volume> <logfile>
+ */
+#include <errno.h>
+#include <stdio.h>
+
+#include <glusterfs/api/glfs.h>
+
+int
+main (int argc, char *argv[])
+{
+ /* cmdline arguments */
+ char *host = NULL;
+ char *volume = NULL;
+ char *logfile = NULL;
+
+ /* other variables */
+ glfs_t *fs = NULL;
+ int ret = 0;
+
+ if (argc != 4) {
+ fprintf (stderr, "Usage: %s <host> <volume> <logfile>\n",
+ argv[0]);
+ return -1;
+ }
+
+ host = argv[1];
+ volume = argv[2];
+ logfile = argv[3];
+
+ fs = glfs_new (volume);
+ if (!fs) {
+ return -1;
+ }
+
+ ret = glfs_set_logging (fs, logfile, 7);
+ if (ret < 0) {
+ return -1;
+ }
+
+ ret = glfs_set_volfile_server (fs, "tcp", host, 24007);
+ if (ret < 0) {
+ return -1;
+ }
+
+ ret = glfs_init (fs);
+ if (ret < 0) {
+ return -1;
+ }
+
+ /* checking of the results is easier in the script running this test */
+ glfs_sysrq (fs, GLFS_SYSRQ_HELP);
+ glfs_sysrq (fs, GLFS_SYSRQ_STATEDUMP);
+
+ glfs_fini (fs);
+
+ return 0;
+}
diff --git a/tests/basic/gfapi/glfs_sysrq.t b/tests/basic/gfapi/glfs_sysrq.t
new file mode 100755
index 00000000000..d1a0e9bc248
--- /dev/null
+++ b/tests/basic/gfapi/glfs_sysrq.t
@@ -0,0 +1,39 @@
+#!/bin/bash
+#
+# Run glfs_sysrq, a gfapi applications calling all glfs_sysrq() commands.
+# Each command generates a specific log message, or something else that can be
+# tested for existance.
+#
+
+. $(dirname $0)/../../include.rc
+. $(dirname $0)/../../volume.rc
+
+cleanup
+
+TEST glusterd
+TEST pidof glusterd
+TEST $CLI volume create $V0 $H0:$B0/brick1
+EXPECT 'Created' volinfo_field $V0 'Status'
+
+TEST $CLI volume start $V0;
+EXPECT 'Started' volinfo_field $V0 'Status'
+
+logdir=$(gluster --print-logdir)
+
+# clear all statedumps
+cleanup_statedump
+TEST ! test -e $statedumpdir/*.dump.*
+# vim friendly command */
+
+build_tester $(dirname $0)/glfs_sysrq.c -lgfapi
+TEST $(dirname $0)/glfs_sysrq $H0 $V0 $logdir/glfs_sysrq.log
+
+# check for the help message in the log
+TEST grep -q '"(H)elp"' $logdir/glfs_sysrq.log
+
+# see if there is a statedump
+TEST test -e $statedumpdir/*.dump.*
+# vim friendly command */
+
+cleanup_tester $(dirname $0)/glfs_sysrq
+cleanup
generated by cgit (git 2.34.1) at 2026-03-30 13:18:56 +0000
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/*
   Copyright (c) 2010-2012 Red Hat, Inc. <http://www.redhat.com>
   This file is part of GlusterFS.

   This file is licensed to you under your choice of the GNU Lesser
   General Public License, version 3 or any later version (LGPLv3 or
   later), or the GNU General Public License, version 2 (GPLv2), in all
   cases as published by the Free Software Foundation.
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <stdint.h>
#include <pthread.h>

#include "cli.h"
#include "cli-cmd.h"
#include "cli-mem-types.h"
#include "protocol-common.h"

#include <fnmatch.h>

static int cmd_done;
static int cmd_sent;
static pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
static pthread_mutex_t cond_mutex = PTHREAD_MUTEX_INITIALIZER;
static pthread_cond_t conn = PTHREAD_COND_INITIALIZER;
static pthread_mutex_t conn_mutex = PTHREAD_MUTEX_INITIALIZER;

int cli_op_ret = 0;
int connected = 0;

int
cli_cmd_log_help_cbk(struct cli_state *state, struct cli_cmd_word *in_word,
                     const char **words, int wordcount);

static unsigned
cli_cmd_needs_connection(struct cli_cmd_word *word)
{
    if (!strcasecmp("quit", word->word))
        return 0;

    if (!strcasecmp("help", word->word))
        return 0;

    if (!strcasecmp("getwd", word->word))
        return 1;

    if (!strcasecmp("exit", word->word))
        return 0;

    return cli_default_conn_timeout;
}

int
cli_cmd_status_reset(void)
{
    int ret = 0;

    ret = cli_cmd_lock();
    {
        if (ret == 0) {
            cmd_sent = 0;
            cmd_done = 0;
        }
    }
    ret = cli_cmd_unlock();
    return ret;
}

int
cli_cmd_sent_status_get(int *status)
{
    int ret = 0;
    GF_ASSERT(status);

    ret = cli_cmd_lock();
    {
        if (ret == 0)
            *status = cmd_sent;
    }
    ret = cli_cmd_unlock();
    return ret;
}

int
cli_cmd_process(struct cli_state *state, int argc, char **argv)
{
    int ret = 0;
    struct cli_cmd_word *word = NULL;
    struct cli_cmd_word *next = NULL;
    int i = 0;

    word = &state->tree.root;

    if (!argc)
        return 0;

    for (i = 0; i < argc; i++) {
        next = cli_cmd_nextword(word, argv[i]);

        word = next;
        if (!word)
            break;

        if (word->cbkfn)
            break;
    }

    if (!word) {
        cli_out("unrecognized word: %s (position %d)\n", argv[i], i);
        usage();
        return -1;
    }

    if (!word->cbkfn) {
        cli_out("unrecognized command\n");
        usage();
        return -1;
    }

    if (strcmp(word->word, "help") == 0)
        goto callback;

    state->await_connected = cli_cmd_needs_connection(word);

    ret = cli_cmd_await_connected(state->await_connected);
    if (ret) {
        cli_out(
            "Connection failed. Please check if gluster "
            "daemon is operational.");
        gf_log("", GF_LOG_INFO, "Exiting with: %d", ret);
        exit(ret);
    }

callback:
    ret = word->cbkfn(state, word, (const char **)argv, argc);
    (void)cli_cmd_status_reset();
    return ret;
}

int
cli_cmd_input_token_count(const char *text)
{
    int count = 0;
    const char *trav = NULL;
    int is_spc = 1;

    for (trav = text; *trav; trav++) {
        if (*trav == ' ') {
            is_spc = 1;
        } else {
            if (is_spc) {
                count++;
                is_spc = 0;
            }
        }
    }

    return count;
}

int
cli_cmd_process_line(struct cli_state *state, const char *text)
{
    int count = 0;
    char **tokens = NULL;
    char **tokenp = NULL;
    char *token = NULL;
    char *copy = NULL;
    char *saveptr = NULL;
    int i = 0;
    int ret = -1;

    count = cli_cmd_input_token_count(text);

    tokens = calloc(count + 1, sizeof(*tokens));
    if (!tokens)
        return -1;

    copy = strdup(text);
    if (!copy)
        goto out;

    tokenp = tokens;

    for (token = strtok_r(copy, " \t\r\n", &saveptr); token;
         token = strtok_r(NULL, " \t\r\n", &saveptr)) {
        *tokenp = strdup(token);

        if (!*tokenp)
            goto out;
        tokenp++;
        i++;
    }

    ret = cli_cmd_process(state, count, tokens);
out:
    free(copy);

    if (tokens)
        cli_cmd_tokens_destroy(tokens);

    return ret;
}

int
cli_cmds_register(struct cli_state *state)
{
    int ret = 0;

    ret = cli_cmd_volume_register(state);
    if (ret)
        goto out;

    ret = cli_cmd_probe_register(state);
    if (ret)
        goto out;

    ret = cli_cmd_system_register(state);
    if (ret)
        goto out;

    ret = cli_cmd_misc_register(state);
    if (ret)
        goto out;

    ret = cli_cmd_snapshot_register(state);
    if (ret)
        goto out;
    ret = cli_cmd_global_register(state);
    if (ret)
        goto out;
out:
    return ret;
}

int
cli_cmd_cond_init()
{
    pthread_mutex_init(&cond_mutex, NULL);
    pthread_cond_init(&cond, NULL);

    pthread_mutex_init(&conn_mutex, NULL);
    pthread_cond_init(&conn, NULL);

    return 0;
}

int
cli_cmd_lock()
{
    pthread_mutex_lock(&cond_mutex);
    return 0;
}

int
cli_cmd_unlock()
{
    pthread_mutex_unlock(&cond_mutex);
    return 0;
}

static void
seconds_from_now(unsigned secs, struct timespec *ts)
{
    struct timeval tv = {
        0,
    };

    gettimeofday(&tv, NULL);

    ts->tv_sec = tv.tv_sec + secs;
    ts->tv_nsec = tv.tv_usec * 1000;
}

int
cli_cmd_await_response(unsigned time)
{
    struct timespec ts = {
        0,
    };
    int ret = 0;

    cli_op_ret = -1;

    seconds_from_now(time, &ts);
    while (!cmd_done && !ret) {
        ret = pthread_cond_timedwait(&cond, &cond_mutex, &ts);
    }

    if (!cmd_done) {
        if (ret == ETIMEDOUT)
            cli_out("Error : Request timed out");
        else
            cli_out("Error : Command returned with error code:%d", ret);
    }
    cmd_done = 0;

    return cli_op_ret;
}

/* This function must be called _only_ after all actions associated wit