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authorColin Watson <cjwatson@debian.org>2014-02-09 16:10:17 +0000
committerColin Watson <cjwatson@debian.org>2014-10-07 14:27:21 +0100
commit689f465c66059e527974c6d4ea8e95f04d5abab7 (patch)
tree7171c481181e3715e9c73b57108d8768aefe8500 /sshd.c
parent1195b028cb9f402633cfdcae6ec34bf63b4ab771 (diff)
Support synchronisation with service supervisor using SIGSTOP
Author: Robie Basak <robie.basak@ubuntu.com> Forwarded: no Last-Update: 2014-04-14 Patch-Name: sigstop.patch
Diffstat (limited to 'sshd.c')
-rw-r--r--sshd.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/sshd.c b/sshd.c
index 87331c198..23d5a64f0 100644
--- a/sshd.c
+++ b/sshd.c
@@ -1958,6 +1958,16 @@ main(int ac, char **av)
1958 } 1958 }
1959 } 1959 }
1960 1960
1961 if (getenv("SSH_SIGSTOP")) {
1962 /* Tell service supervisor that we are ready. */
1963 kill(getpid(), SIGSTOP);
1964 /* The service supervisor only ever expects a single
1965 * STOP signal, so do not ever signal it again, even
1966 * in the case of a re-exec or future children.
1967 */
1968 unsetenv("SSH_SIGSTOP");
1969 }
1970
1961 /* Accept a connection and return in a forked child */ 1971 /* Accept a connection and return in a forked child */
1962 server_accept_loop(&sock_in, &sock_out, 1972 server_accept_loop(&sock_in, &sock_out,
1963 &newsock, config_s); 1973 &newsock, config_s);