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1.2 ! nicm 1: /* $OpenBSD: cmd-server-info.c,v 1.1 2009/06/01 22:58:49 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2008 Nicholas Marriott <nicm@users.sourceforge.net>
5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20: #include <sys/utsname.h>
21:
22: #include <stdlib.h>
23: #include <string.h>
24: #include <time.h>
25: #include <unistd.h>
1.2 ! nicm 26: #include <vis.h>
1.1 nicm 27:
28: #include "tmux.h"
29:
30: /*
31: * Show various information about server.
32: */
33:
34: int cmd_server_info_exec(struct cmd *, struct cmd_ctx *);
35:
36: const struct cmd_entry cmd_server_info_entry = {
37: "server-info", "info",
38: "",
39: 0,
40: NULL,
41: NULL,
42: cmd_server_info_exec,
43: NULL,
44: NULL,
45: NULL,
46: NULL
47: };
48:
49: int
50: cmd_server_info_exec(unused struct cmd *self, struct cmd_ctx *ctx)
51: {
52: struct tty_term *term;
53: struct client *c;
54: struct session *s;
55: struct winlink *wl;
56: struct window *w;
57: struct window_pane *wp;
58: struct tty_code *code;
59: struct tty_term_code_entry *ent;
60: struct utsname un;
61: struct grid *gd;
62: u_int i, j, k;
63: char out[80];
64: char *tim;
65: time_t t;
66: u_int lines, ulines;
67: size_t size, usize;
68:
69: tim = ctime(&start_time);
70: *strchr(tim, '\n') = '\0';
71: ctx->print(ctx, "pid %ld, started %s", (long) getpid(), tim);
72: ctx->print(ctx, "socket path %s, debug level %d%s",
73: socket_path, debug_level, be_quiet ? ", quiet" : "");
74: if (uname(&un) == 0) {
75: ctx->print(ctx, "system is %s %s %s %s",
76: un.sysname, un.release, un.version, un.machine);
77: }
78: if (cfg_file != NULL)
79: ctx->print(ctx, "configuration file is %s", cfg_file);
80: else
81: ctx->print(ctx, "configuration file not specified");
82: ctx->print(ctx, "protocol version is %d", PROTOCOL_VERSION);
83: ctx->print(ctx, "%u clients, %u sessions",
84: ARRAY_LENGTH(&clients), ARRAY_LENGTH(&sessions));
85: ctx->print(ctx, "");
86:
87: ctx->print(ctx, "Clients:");
88: for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
89: c = ARRAY_ITEM(&clients, i);
90: if (c == NULL || c->session == NULL)
91: continue;
92:
93: ctx->print(ctx, "%2d: %s (%d, %d): %s [%ux%u %s] "
94: "[flags=0x%x/0x%x]", i, c->tty.path, c->fd, c->tty.fd,
95: c->session->name, c->tty.sx, c->tty.sy, c->tty.termname,
96: c->flags, c->tty.flags);
97: }
98: ctx->print(ctx, "");
99:
100: ctx->print(ctx, "Sessions: [%zu/%zu]",
101: sizeof (struct grid_cell), sizeof (struct grid_utf8));
102: for (i = 0; i < ARRAY_LENGTH(&sessions); i++) {
103: s = ARRAY_ITEM(&sessions, i);
104: if (s == NULL)
105: continue;
106:
107: t = s->tv.tv_sec;
108: tim = ctime(&t);
109: *strchr(tim, '\n') = '\0';
110:
111: ctx->print(ctx, "%2u: %s: %u windows (created %s) [%ux%u] "
112: "[flags=0x%x]", i, s->name, winlink_count(&s->windows),
113: tim, s->sx, s->sy, s->flags);
114: RB_FOREACH(wl, winlinks, &s->windows) {
115: w = wl->window;
116: ctx->print(ctx, "%4u: %s [%ux%u] [flags=0x%x, "
117: "references=%u, layout=%u]", wl->idx, w->name,
118: w->sx, w->sy, w->flags, w->references,
119: w->layout);
120: j = 0;
121: TAILQ_FOREACH(wp, &w->panes, entry) {
122: lines = ulines = size = usize = 0;
123: gd = wp->base.grid;
124: for (k = 0; k < gd->hsize + gd->sy; k++) {
125: if (gd->data[k] != NULL) {
126: lines++;
127: size += gd->size[k] *
128: sizeof (**gd->data);
129: }
130: if (gd->udata[k] != NULL) {
131: ulines++;
132: usize += gd->usize[k] *
133: sizeof (**gd->udata);
134: }
135: }
136: ctx->print(ctx, "%6u: %s %lu %d %u/%u, %zu "
137: "bytes; UTF-8 %u/%u, %zu bytes", j,
138: wp->tty, (u_long) wp->pid, wp->fd, lines,
139: gd->hsize + gd->sy, size, ulines,
140: gd->hsize + gd->sy, usize);
141: j++;
142: }
143: }
144: }
145: ctx->print(ctx, "");
146:
147: ctx->print(ctx, "Terminals:");
148: SLIST_FOREACH(term, &tty_terms, entry) {
149: ctx->print(ctx, "%s [references=%u, flags=0x%x]:",
150: term->name, term->references, term->flags);
151: for (i = 0; i < NTTYCODE; i++) {
152: ent = &tty_term_codes[i];
153: code = &term->codes[ent->code];
154: switch (code->type) {
155: case TTYCODE_NONE:
156: ctx->print(ctx, "%2u: %s: [missing]",
157: ent->code, ent->name);
158: break;
159: case TTYCODE_STRING:
1.2 ! nicm 160: strnvis(out, code->value.string, sizeof out,
! 161: VIS_OCTAL|VIS_TAB|VIS_NL);
1.1 nicm 162: ctx->print(ctx, "%2u: %s: (string) %s",
163: ent->code, ent->name, out);
164: break;
165: case TTYCODE_NUMBER:
166: ctx->print(ctx, "%2u: %s: (number) %d",
167: ent->code, ent->name, code->value.number);
168: break;
169: case TTYCODE_FLAG:
170: ctx->print(ctx, "%2u: %s: (flag) %s",
171: ent->code, ent->name,
172: code->value.flag ? "true" : "false");
173: break;
174: }
175: }
176: }
177: ctx->print(ctx, "");
178:
179: return (0);
180: }