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Handle a client that exited correctly: We need to ignore SIGPIPE and when the

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read returns 0 bytes this means the client has exited. Close the connection
then.

(This used to be ctdb commit bd10f4e62146493848258df8a3dc3b9222337a12)
This commit is contained in:
Volker Lendecke 2007-04-11 13:17:36 +02:00
parent f2d13d0ea9
commit 6f2b236909
2 changed files with 20 additions and 0 deletions
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5
ctdb/common/ctdb_daemon.c
View File

@ -283,6 +283,11 @@ static void ctdb_client_read_cb(uint8_t *data, size_t cnt, void *args)
struct ctdb_client *client = talloc_get_type(args, struct ctdb_client);
struct ctdb_req_header *hdr;
if (cnt == 0) {
talloc_free(client);
return;
}
if (cnt < sizeof(*hdr)) {
ctdb_set_error(client->ctdb, "Bad packet length %d\n", cnt);
return;

15
ctdb/direct/ctdbd.c
View File

@ -22,6 +22,19 @@
#include "lib/events/events.h"
#include "system/filesys.h"
#include "popt.h"
#include <signal.h>
static void block_signal(int signum)
{
struct sigaction act;
memset(&act, 0, sizeof(act));
act.sa_handler = SIG_IGN;
sigemptyset(&act.sa_mask);
sigaddset(&act.sa_mask, signum);
sigaction(signum, &act, NULL);
}
/*
@ -75,6 +88,8 @@ int main(int argc, const char *argv[])
exit(1);
}
block_signal(SIGPIPE);
ev = event_context_init(NULL);
/* initialise ctdb */