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Always enable TCP keepalive

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Always enabled, hardcoded interval
as per https://bugzilla.redhat.com/show_bug.cgi?id=1298590
This commit is contained in:
Christophe Fergeau 2016-03-02 12:24:11 +01:00
parent 870e06feb6
commit 4e17b9ee44
1 changed files with 26 additions and 14 deletions
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40
server/reds.c
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@ -2249,6 +2249,31 @@ static void reds_handle_ssl_accept(int fd, int event, void *data)
}
}
#define KEEPALIVE_TIMEOUT (10*60)
static bool reds_init_keepalive(int socket)
{
int keepalive = 1;
int keepalive_timeout = KEEPALIVE_TIMEOUT;
if (setsockopt(socket, SOL_SOCKET, SO_KEEPALIVE, &keepalive, sizeof(keepalive)) == -1) {
if (errno != ENOTSUP) {
spice_printerr("setsockopt for keepalive failed, %s", strerror(errno));
return false;
}
}
if (setsockopt(socket, SOL_TCP, TCP_KEEPIDLE,
&keepalive_timeout, sizeof(keepalive_timeout)) == -1) {
if (errno != ENOTSUP) {
spice_printerr("setsockopt for keepalive timeout failed, %s", strerror(errno));
return false;
}
}
return true;
}
static RedLinkInfo *reds_init_client_connection(int socket)
{
RedLinkInfo *link;
@ -2271,20 +2296,7 @@ static RedLinkInfo *reds_init_client_connection(int socket)
}
}
if (reds->keepalive_timeout > 0) {
int keepalive = 1;
if (setsockopt(socket, SOL_SOCKET, SO_KEEPALIVE, &keepalive, sizeof(keepalive)) == -1) {
if (errno != ENOTSUP) {
spice_printerr("setsockopt for keepalive failed, %s", strerror(errno));
}
}
if (setsockopt(socket, SOL_TCP, TCP_KEEPIDLE,
&reds->keepalive_timeout, sizeof(reds->keepalive_timeout)) == -1) {
if (errno != ENOTSUP) {
spice_printerr("setsockopt for keepalive timeout failed, %s", strerror(errno));
}
}
}
reds_init_keepalive(socket);
link = spice_new0(RedLinkInfo, 1);
link->stream = reds_stream_new(socket);