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ipc_setup: Set SO_PASSCRED on listener socket

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This is needed, because newer kernels doesn't correctly support setting
SO_PASSCRED on sockets returned by accept call, but socket option must
be set on server socket (before accept call).

For more details, see:
http://patchwork.ozlabs.org/patch/284366/

Signed-off-by: Jan Friesse <jfriesse@redhat.com>
This commit is contained in:
Jan Friesse 2013-10-21 17:14:02 +02:00
parent 22a6edef83
commit 81ca7d30de
1 changed files with 6 additions and 0 deletions
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6
lib/ipc_setup.c
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@ -349,6 +349,9 @@ qb_ipcs_us_publish(struct qb_ipcs_service * s)
{
struct sockaddr_un un_addr;
int32_t res;
#ifdef SO_PASSCRED
int on = 1;
#endif
/*
* Create socket for IPC clients, name socket, listen for connections
@ -406,6 +409,9 @@ qb_ipcs_us_publish(struct qb_ipcs_service * s)
*/
#if !defined(QB_LINUX) && !defined(QB_CYGWIN)
res = chmod(un_addr.sun_path, S_IRWXU | S_IRWXG | S_IRWXO);
#endif
#ifdef SO_PASSCRED
setsockopt(s->server_sock, SOL_SOCKET, SO_PASSCRED, &on, sizeof(on));
#endif
if (listen(s->server_sock, SERVER_BACKLOG) == -1) {
qb_util_perror(LOG_ERR, "socket listen failed");