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Merge pull request #2258 from tych0/fix-signal-sending-to-lxc-init

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fix signal sending in lxc.init
This commit is contained in:
Serge Hallyn 2018-04-05 16:03:44 -05:00 committed by GitHub
commit 83ffaa1d39
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1 changed files with 6 additions and 6 deletions
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12
src/lxc/start.c
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@ -380,6 +380,12 @@ static int signal_handler(int fd, uint32_t events, void *data,
return hdlr->init_died ? LXC_MAINLOOP_CLOSE : 0;
}
if (siginfo.ssi_signo != SIGCHLD) {
kill(hdlr->pid, siginfo.ssi_signo);
INFO("Forwarded signal %d to pid %d", siginfo.ssi_signo, hdlr->pid);
return hdlr->init_died ? LXC_MAINLOOP_CLOSE : 0;
}
/* More robustness, protect ourself from a SIGCHLD sent
* by a process different from the container init.
*/
@ -389,12 +395,6 @@ static int signal_handler(int fd, uint32_t events, void *data,
return hdlr->init_died ? LXC_MAINLOOP_CLOSE : 0;
}
if (siginfo.ssi_signo != SIGCHLD) {
kill(hdlr->pid, siginfo.ssi_signo);
INFO("Forwarded signal %d to pid %d", siginfo.ssi_signo, hdlr->pid);
return hdlr->init_died ? LXC_MAINLOOP_CLOSE : 0;
}
if (siginfo.ssi_code == CLD_STOPPED) {
INFO("Container init process was stopped");
return hdlr->init_died ? LXC_MAINLOOP_CLOSE : 0;