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authorMichal Schmidt <mschmidt@redhat.com>2011-11-29 22:15:41 +0100
committerMichal Schmidt <mschmidt@redhat.com>2011-11-30 09:52:34 +0100
commitd68af58657ce0e99594dff199fbb9b319cf6af96 (patch)
treeda178dc37b90a3dbe01c7a88b534f0b06f18736e /src
parentf6cebb3bd5a00d79c8131637c0f6796a75e6af99 (diff)
socket: add option for SO_PASSCRED
Add an option to enable SO_PASSCRED for unix sockets.
Diffstat (limited to 'src')
-rw-r--r--src/dbus-socket.c2
-rw-r--r--src/load-fragment-gperf.gperf.m41
-rw-r--r--src/socket.c8
-rw-r--r--src/socket.h1
4 files changed, 12 insertions, 0 deletions
diff --git a/src/dbus-socket.c b/src/dbus-socket.c
index 2a1a17d780..37ab7eb3e2 100644
--- a/src/dbus-socket.c
+++ b/src/dbus-socket.c
@@ -51,6 +51,7 @@
" <property name=\"FreeBind\" type=\"b\" access=\"read\"/>\n" \
" <property name=\"Transparent\" type=\"b\" access=\"read\"/>\n" \
" <property name=\"Broadcast\" type=\"b\" access=\"read\"/>\n" \
+ " <property name=\"PassCred\" type=\"b\" access=\"read\"/>\n" \
" <property name=\"Mark\" type=\"i\" access=\"read\"/>\n" \
" <property name=\"MaxConnections\" type=\"u\" access=\"read\"/>\n" \
" <property name=\"NAccepted\" type=\"u\" access=\"read\"/>\n" \
@@ -113,6 +114,7 @@ DBusHandlerResult bus_socket_message_handler(Unit *u, DBusConnection *c, DBusMes
{ "org.freedesktop.systemd1.Socket", "FreeBind", bus_property_append_bool, "b", &u->socket.free_bind },
{ "org.freedesktop.systemd1.Socket", "Transparent", bus_property_append_bool, "b", &u->socket.transparent },
{ "org.freedesktop.systemd1.Socket", "Broadcast", bus_property_append_bool, "b", &u->socket.broadcast },
+ { "org.freedesktop.systemd1.Socket", "PassCred", bus_property_append_bool, "b", &u->socket.pass_cred },
{ "org.freedesktop.systemd1.Socket", "Mark", bus_property_append_int, "i", &u->socket.mark },
{ "org.freedesktop.systemd1.Socket", "MaxConnections", bus_property_append_unsigned, "u", &u->socket.max_connections },
{ "org.freedesktop.systemd1.Socket", "NConnections", bus_property_append_unsigned, "u", &u->socket.n_connections },
diff --git a/src/load-fragment-gperf.gperf.m4 b/src/load-fragment-gperf.gperf.m4
index 41797d20c0..84ae28ca38 100644
--- a/src/load-fragment-gperf.gperf.m4
+++ b/src/load-fragment-gperf.gperf.m4
@@ -177,6 +177,7 @@ Socket.PipeSize, config_parse_size, 0,
Socket.FreeBind, config_parse_bool, 0, offsetof(Socket, free_bind)
Socket.Transparent, config_parse_bool, 0, offsetof(Socket, transparent)
Socket.Broadcast, config_parse_bool, 0, offsetof(Socket, broadcast)
+Socket.PassCred, config_parse_bool, 0, offsetof(Socket, pass_cred)
Socket.TCPCongestion, config_parse_string, 0, offsetof(Socket, tcp_congestion)
Socket.MessageQueueMaxMessages, config_parse_long, 0, offsetof(Socket, mq_maxmsg)
Socket.MessageQueueMessageSize, config_parse_long, 0, offsetof(Socket, mq_msgsize)
diff --git a/src/socket.c b/src/socket.c
index 7ddf326a22..0864cce86d 100644
--- a/src/socket.c
+++ b/src/socket.c
@@ -406,6 +406,7 @@ static void socket_dump(Unit *u, FILE *f, const char *prefix) {
"%sFreeBind: %s\n"
"%sTransparent: %s\n"
"%sBroadcast: %s\n"
+ "%sPassCred: %s\n"
"%sTCPCongestion: %s\n",
prefix, socket_state_to_string(s->state),
prefix, socket_address_bind_ipv6_only_to_string(s->bind_ipv6_only),
@@ -416,6 +417,7 @@ static void socket_dump(Unit *u, FILE *f, const char *prefix) {
prefix, yes_no(s->free_bind),
prefix, yes_no(s->transparent),
prefix, yes_no(s->broadcast),
+ prefix, yes_no(s->pass_cred),
prefix, strna(s->tcp_congestion));
if (s->control_pid > 0)
@@ -657,6 +659,12 @@ static void socket_apply_socket_options(Socket *s, int fd) {
log_warning("SO_BROADCAST failed: %m");
}
+ if (s->pass_cred) {
+ int one = 1;
+ if (setsockopt(fd, SOL_SOCKET, SO_PASSCRED, &one, sizeof(one)) < 0)
+ log_warning("SO_PASSCRED failed: %m");
+ }
+
if (s->priority >= 0)
if (setsockopt(fd, SOL_SOCKET, SO_PRIORITY, &s->priority, sizeof(s->priority)) < 0)
log_warning("SO_PRIORITY failed: %m");
diff --git a/src/socket.h b/src/socket.h
index fd13ac4e4c..fbd29dad72 100644
--- a/src/socket.h
+++ b/src/socket.h
@@ -118,6 +118,7 @@ struct Socket {
bool free_bind;
bool transparent;
bool broadcast;
+ bool pass_cred;
int priority;
int mark;
size_t receive_buffer;