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afdbaabd | 1 | /* |
2 | * lxc: linux Container library | |
3 | * | |
4 | * (C) Copyright IBM Corp. 2007, 2008 | |
5 | * | |
6 | * Authors: | |
9afe19d6 | 7 | * Daniel Lezcano <daniel.lezcano at free.fr> |
afdbaabd | 8 | * |
9 | * This library is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU Lesser General Public | |
11 | * License as published by the Free Software Foundation; either | |
12 | * version 2.1 of the License, or (at your option) any later version. | |
13 | * | |
14 | * This library is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
17 | * Lesser General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU Lesser General Public | |
20 | * License along with this library; if not, write to the Free Software | |
250b1eec | 21 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
afdbaabd | 22 | */ |
23 | #include <stdio.h> | |
24 | #include <string.h> | |
25 | #include <libgen.h> | |
26 | #include <unistd.h> | |
b486346a JK |
27 | #include <stdlib.h> |
28 | #include <signal.h> | |
afdbaabd | 29 | #include <sys/types.h> |
30 | ||
92b0b5ba | 31 | #include <lxc/lxccontainer.h> |
f2363e38 ÇO |
32 | |
33 | #include "lxc.h" | |
34 | #include "log.h" | |
41cfbac9 | 35 | #include "arguments.h" |
afdbaabd | 36 | |
6ea518f6 | 37 | lxc_log_define(lxc_wait_ui, lxc); |
3ab87b66 | 38 | |
41cfbac9 | 39 | static int my_checker(const struct lxc_arguments* args) |
afdbaabd | 40 | { |
41cfbac9 MN |
41 | if (!args->states) { |
42 | lxc_error(args, "missing state option to wait for."); | |
43 | return -1; | |
44 | } | |
45 | return 0; | |
46 | } | |
47 | ||
48 | static int my_parser(struct lxc_arguments* args, int c, char* arg) | |
49 | { | |
50 | switch (c) { | |
51 | case 's': args->states = optarg; break; | |
b486346a | 52 | case 't': args->timeout = atol(optarg); break; |
41cfbac9 MN |
53 | } |
54 | return 0; | |
afdbaabd | 55 | } |
56 | ||
41cfbac9 MN |
57 | static const struct option my_longopts[] = { |
58 | {"state", required_argument, 0, 's'}, | |
b486346a | 59 | {"timeout", required_argument, 0, 't'}, |
41cfbac9 MN |
60 | LXC_COMMON_OPTIONS |
61 | }; | |
62 | ||
63 | static struct lxc_arguments my_args = { | |
64 | .progname = "lxc-wait", | |
65 | .help = "\ | |
66 | --name=NAME --state=STATE\n\ | |
67 | \n\ | |
68 | lxc-wait waits for NAME container state to reach STATE\n\ | |
69 | \n\ | |
70 | Options :\n\ | |
5e8757ed | 71 | -n, --name=NAME NAME of the container\n\ |
41cfbac9 MN |
72 | -s, --state=STATE ORed states to wait for\n\ |
73 | STOPPED, STARTING, RUNNING, STOPPING,\n\ | |
d27b0806 | 74 | ABORTING, FREEZING, FROZEN, THAWED\n\ |
50b737a3 WB |
75 | -t, --timeout=TMO Seconds to wait for state changes\n\ |
76 | --rcfile=FILE Load configuration file FILE\n", | |
41cfbac9 MN |
77 | .options = my_longopts, |
78 | .parser = my_parser, | |
79 | .checker = my_checker, | |
06200a37 | 80 | .timeout = -1, |
41cfbac9 MN |
81 | }; |
82 | ||
afdbaabd | 83 | int main(int argc, char *argv[]) |
84 | { | |
92b0b5ba | 85 | struct lxc_container *c; |
73b910a3 | 86 | struct lxc_log log; |
92b0b5ba | 87 | |
75b1e198 | 88 | if (lxc_arguments_parse(&my_args, argc, argv)) |
b52b0595 | 89 | exit(EXIT_FAILURE); |
afdbaabd | 90 | |
f5abd74d SG |
91 | if (!my_args.log_file) |
92 | my_args.log_file = "none"; | |
93 | ||
73b910a3 | 94 | log.name = my_args.name; |
95 | log.file = my_args.log_file; | |
96 | log.priority = my_args.log_priority; | |
97 | log.prefix = my_args.progname; | |
98 | log.quiet = my_args.quiet; | |
99 | log.lxcpath = my_args.lxcpath[0]; | |
100 | ||
101 | if (lxc_log_init(&log)) | |
b52b0595 | 102 | exit(EXIT_FAILURE); |
6edbfc86 | 103 | lxc_log_options_no_override(); |
51cab631 | 104 | |
92b0b5ba SH |
105 | c = lxc_container_new(my_args.name, my_args.lxcpath[0]); |
106 | if (!c) | |
b52b0595 | 107 | exit(EXIT_FAILURE); |
92b0b5ba | 108 | |
f5abd74d SG |
109 | if (!c->may_control(c)) { |
110 | fprintf(stderr, "Insufficent privileges to control %s\n", c->name); | |
f3e52710 | 111 | lxc_container_put(c); |
b52b0595 | 112 | exit(EXIT_FAILURE); |
f5abd74d SG |
113 | } |
114 | ||
50b737a3 WB |
115 | if (my_args.rcfile) { |
116 | c->clear_config(c); | |
117 | if (!c->load_config(c, my_args.rcfile)) { | |
118 | fprintf(stderr, "Failed to load rcfile\n"); | |
119 | lxc_container_put(c); | |
b52b0595 | 120 | exit(EXIT_FAILURE); |
50b737a3 | 121 | } |
6118210e WB |
122 | c->configfile = strdup(my_args.rcfile); |
123 | if (!c->configfile) { | |
124 | fprintf(stderr, "Out of memory setting new config filename\n"); | |
125 | lxc_container_put(c); | |
b52b0595 | 126 | exit(EXIT_FAILURE); |
6118210e | 127 | } |
50b737a3 WB |
128 | } |
129 | ||
92b0b5ba SH |
130 | if (!c->wait(c, my_args.states, my_args.timeout)) { |
131 | lxc_container_put(c); | |
b52b0595 | 132 | exit(EXIT_FAILURE); |
92b0b5ba | 133 | } |
b52b0595 | 134 | exit(EXIT_SUCCESS); |
afdbaabd | 135 | } |