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/* $OpenBSD: cmd-server-info.c,v 1.33 2013/03/25 10:11:45 nicm Exp $ */
/*
* Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <sys/utsname.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#include <vis.h>
#include "tmux.h"
/*
* Show various information about server.
*/
enum cmd_retval cmd_server_info_exec(struct cmd *, struct cmd_q *);
const struct cmd_entry cmd_server_info_entry = {
"server-info", "info",
"", 0, 0,
"",
0,
NULL,
NULL,
cmd_server_info_exec
};
enum cmd_retval
cmd_server_info_exec(unused struct cmd *self, struct cmd_q *cmdq)
{
struct tty_term *term;
struct client *c;
struct session *s;
struct winlink *wl;
struct window *w;
struct window_pane *wp;
struct tty_code *code;
const struct tty_term_code_entry *ent;
struct utsname un;
struct job *job;
struct grid *gd;
struct grid_line *gl;
u_int i, j, k, lines;
size_t size;
char out[80];
char *tim;
time_t t;
tim = ctime(&start_time);
*strchr(tim, '\n') = '\0';
cmdq_print(cmdq, "pid %ld, started %s", (long) getpid(), tim);
cmdq_print(cmdq, "socket path %s, debug level %d", socket_path,
debug_level);
if (uname(&un) >= 0) {
cmdq_print(cmdq, "system is %s %s %s %s",
un.sysname, un.release, un.version, un.machine);
}
if (cfg_file != NULL)
cmdq_print(cmdq, "configuration file is %s", cfg_file);
else
cmdq_print(cmdq, "configuration file not specified");
cmdq_print(cmdq, "protocol version is %d", PROTOCOL_VERSION);
cmdq_print(cmdq, "%s", "");
cmdq_print(cmdq, "Clients:");
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
c = ARRAY_ITEM(&clients, i);
if (c == NULL || c->session == NULL)
continue;
cmdq_print(cmdq,"%2d: %s (%d, %d): %s [%ux%u %s bs=%hho "
"class=%u] [flags=0x%x/0x%x, references=%u]", i,
c->tty.path, c->ibuf.fd, c->tty.fd, c->session->name,
c->tty.sx, c->tty.sy, c->tty.termname,
c->tty.tio.c_cc[VERASE], c->tty.class,
c->flags, c->tty.flags, c->references);
}
cmdq_print(cmdq, "%s", "");
cmdq_print(cmdq, "Sessions: [%zu]", sizeof (struct grid_cell));
RB_FOREACH(s, sessions, &sessions) {
t = s->creation_time.tv_sec;
tim = ctime(&t);
*strchr(tim, '\n') = '\0';
cmdq_print(cmdq, "%2u: %s: %u windows (created %s) [%ux%u] "
"[flags=0x%x]", s->id, s->name,
winlink_count(&s->windows), tim, s->sx, s->sy, s->flags);
RB_FOREACH(wl, winlinks, &s->windows) {
w = wl->window;
cmdq_print(cmdq, "%4u: %s [%ux%u] [flags=0x%x, "
"references=%u, last layout=%d]", wl->idx, w->name,
w->sx, w->sy, w->flags, w->references,
w->lastlayout);
j = 0;
TAILQ_FOREACH(wp, &w->panes, entry) {
lines = size = 0;
gd = wp->base.grid;
for (k = 0; k < gd->hsize + gd->sy; k++) {
gl = &gd->linedata[k];
if (gl->celldata == NULL)
continue;
lines++;
size += gl->cellsize *
sizeof *gl->celldata;
}
cmdq_print(cmdq,
"%6u: %s %lu %d %u/%u, %zu bytes", j,
wp->tty, (u_long) wp->pid, wp->fd, lines,
gd->hsize + gd->sy, size);
j++;
}
}
}
cmdq_print(cmdq, "%s", "");
cmdq_print(cmdq, "Terminals:");
LIST_FOREACH(term, &tty_terms, entry) {
cmdq_print(cmdq, "%s [references=%u, flags=0x%x]:",
term->name, term->references, term->flags);
for (i = 0; i < NTTYCODE; i++) {
ent = &tty_term_codes[i];
code = &term->codes[ent->code];
switch (code->type) {
case TTYCODE_NONE:
cmdq_print(cmdq, "%2u: %s: [missing]",
ent->code, ent->name);
break;
case TTYCODE_STRING:
strnvis(out, code->value.string, sizeof out,
VIS_OCTAL|VIS_TAB|VIS_NL);
cmdq_print(cmdq, "%2u: %s: (string) %s",
ent->code, ent->name, out);
break;
case TTYCODE_NUMBER:
cmdq_print(cmdq, "%2u: %s: (number) %d",
ent->code, ent->name, code->value.number);
break;
case TTYCODE_FLAG:
cmdq_print(cmdq, "%2u: %s: (flag) %s",
ent->code, ent->name,
code->value.flag ? "true" : "false");
break;
}
}
}
cmdq_print(cmdq, "%s", "");
cmdq_print(cmdq, "Jobs:");
LIST_FOREACH(job, &all_jobs, lentry) {
cmdq_print(cmdq, "%s [fd=%d, pid=%d, status=%d]",
job->cmd, job->fd, job->pid, job->status);
}
return (CMD_RETURN_NORMAL);
}
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