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1e1d1dcaf6
lxc-init has been renamed init.lxc so adapt error message Signed-off-by: Nicolas Cornu <ncornu@aldebaran.com>
127 lines
3.0 KiB
C
127 lines
3.0 KiB
C
/*
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* lxc: linux Container library
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*
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* (C) Copyright IBM Corp. 2007, 2008
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*
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* Authors:
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* Daniel Lezcano <daniel.lezcano at free.fr>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <errno.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include "conf.h"
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#include "log.h"
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#include "start.h"
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#include "utils.h"
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lxc_log_define(lxc_execute, lxc_start);
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struct execute_args {
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char *const *argv;
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int quiet;
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};
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static int execute_start(struct lxc_handler *handler, void* data)
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{
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int j, i = 0;
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struct execute_args *my_args = data;
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char **argv;
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int argc = 0, argc_add;
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char *initpath;
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while (my_args->argv[argc++]);
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argc_add = 4;
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if (my_args->quiet)
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argc_add++;
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if (!handler->conf->rootfs.path) {
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argc_add += 4;
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if (lxc_log_has_valid_level())
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argc_add += 2;
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}
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argv = malloc((argc + argc_add) * sizeof(*argv));
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if (!argv)
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goto out1;
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initpath = choose_init(NULL);
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if (!initpath) {
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ERROR("Failed to find an lxc-init or init.lxc");
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goto out2;
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}
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argv[i++] = initpath;
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if (my_args->quiet)
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argv[i++] = "--quiet";
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if (!handler->conf->rootfs.path) {
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argv[i++] = "--name";
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argv[i++] = (char *)handler->name;
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argv[i++] = "--lxcpath";
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argv[i++] = (char *)handler->lxcpath;
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if (lxc_log_has_valid_level()) {
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argv[i++] = "--logpriority";
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argv[i++] = (char *)
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lxc_log_priority_to_string(lxc_log_get_level());
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}
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}
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argv[i++] = "--";
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for (j = 0; j < argc; j++)
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argv[i++] = my_args->argv[j];
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argv[i++] = NULL;
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NOTICE("exec'ing '%s'", my_args->argv[0]);
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execvp(argv[0], argv);
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SYSERROR("failed to exec %s", argv[0]);
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free(initpath);
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out2:
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free(argv);
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out1:
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return 1;
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}
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static int execute_post_start(struct lxc_handler *handler, void* data)
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{
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struct execute_args *my_args = data;
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NOTICE("'%s' started with pid '%d'", my_args->argv[0], handler->pid);
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return 0;
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}
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static struct lxc_operations execute_start_ops = {
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.start = execute_start,
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.post_start = execute_post_start
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};
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int lxc_execute(const char *name, char *const argv[], int quiet,
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struct lxc_conf *conf, const char *lxcpath, bool backgrounded)
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{
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struct execute_args args = {
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.argv = argv,
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.quiet = quiet
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};
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if (lxc_check_inherited(conf, false, -1))
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return -1;
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conf->is_execute = 1;
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return __lxc_start(name, conf, &execute_start_ops, &args, lxcpath, backgrounded);
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}
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