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socket: add support for TCP fast Open
[elogind.git]
/
src
/
core
/
socket.c
diff --git
a/src/core/socket.c
b/src/core/socket.c
index 5af15964ff088b591fbfac1f201663849c482d5e..44827ad346934382b24243b154b310ae13873195 100644
(file)
--- a/
src/core/socket.c
+++ b/
src/core/socket.c
@@
-481,6
+481,7
@@
static void socket_dump(Unit *u, FILE *f, const char *prefix) {
"%sDirectoryMode: %04o\n"
"%sKeepAlive: %s\n"
"%sNoDelay: %s\n"
"%sDirectoryMode: %04o\n"
"%sKeepAlive: %s\n"
"%sNoDelay: %s\n"
+ "%sFastOpen: %s\n"
"%sFreeBind: %s\n"
"%sTransparent: %s\n"
"%sBroadcast: %s\n"
"%sFreeBind: %s\n"
"%sTransparent: %s\n"
"%sBroadcast: %s\n"
@@
-496,6
+497,7
@@
static void socket_dump(Unit *u, FILE *f, const char *prefix) {
prefix, s->directory_mode,
prefix, yes_no(s->keep_alive),
prefix, yes_no(s->no_delay),
prefix, s->directory_mode,
prefix, yes_no(s->keep_alive),
prefix, yes_no(s->no_delay),
+ prefix, yes_no(s->fast_open),
prefix, yes_no(s->free_bind),
prefix, yes_no(s->transparent),
prefix, yes_no(s->broadcast),
prefix, yes_no(s->free_bind),
prefix, yes_no(s->transparent),
prefix, yes_no(s->broadcast),
@@
-798,6
+800,12
@@
static void socket_apply_socket_options(Socket *s, int fd) {
log_warning_unit(UNIT(s)->id, "TCP_NODELAY failed: %m");
}
log_warning_unit(UNIT(s)->id, "TCP_NODELAY failed: %m");
}
+ if (s->fast_open) {
+ int b = s->fast_open;
+ if (setsockopt(fd, SOL_TCP, TCP_FASTOPEN, &b, sizeof(b)) < 0)
+ log_warning_unit(UNIT(s)->id, "TCP_FASTOPEN failed: %m");
+ }
+
if (s->broadcast) {
int one = 1;
if (setsockopt(fd, SOL_SOCKET, SO_BROADCAST, &one, sizeof(one)) < 0)
if (s->broadcast) {
int one = 1;
if (setsockopt(fd, SOL_SOCKET, SO_BROADCAST, &one, sizeof(one)) < 0)