machined: make sure GetMachineAddresses() is available for unprivileged processes

[elogind.git] / src / libsystemd-network / sd-dhcp-client.c

diff --git a/src/libsystemd-network/sd-dhcp-client.c b/src/libsystemd-network/sd-dhcp-client.c
index 854c6711a8f82cd35ee82e53fad85edd79c6630c..94235cf2f57d1a60ae479be27ccee1db59e28b55 100644 (file)
--- a/src/libsystemd-network/sd-dhcp-client.c
+++ b/src/libsystemd-network/sd-dhcp-client.c
@@ -30,6 +30,7 @@
 #include "util.h"
 #include "list.h"
 #include "refcnt.h"
+#include "async.h"
 
 #include "dhcp-protocol.h"
 #include "dhcp-internal.h"
@@ -143,7 +144,7 @@ int sd_dhcp_client_set_index(sd_dhcp_client *client, int interface_index) {
         assert_return(client, -EINVAL);
         assert_return (IN_SET(client->state, DHCP_STATE_INIT,
                               DHCP_STATE_STOPPED), -EBUSY);
-        assert_return(interface_index >= -1, -EINVAL);
+        assert_return(interface_index > 0, -EINVAL);
 
         client->index = interface_index;
 
@@ -209,7 +210,7 @@ static int client_initialize(sd_dhcp_client *client) {
         client->receive_message =
                 sd_event_source_unref(client->receive_message);
 
-        client->fd = safe_close(client->fd);
+        client->fd = asynchronous_close(client->fd);
 
         client->timeout_resend = sd_event_source_unref(client->timeout_resend);
 
@@ -231,7 +232,21 @@ static int client_initialize(sd_dhcp_client *client) {
 static sd_dhcp_client *client_stop(sd_dhcp_client *client, int error) {
         assert_return(client, NULL);
 
-        log_dhcp_client(client, "STOPPED: %s", strerror(-error));
+        if (error < 0)
+                log_dhcp_client(client, "STOPPED: %s", strerror(-error));
+        else {
+                switch(error) {
+                case DHCP_EVENT_STOP:
+                        log_dhcp_client(client, "STOPPED");
+                        break;
+                case DHCP_EVENT_NO_LEASE:
+                        log_dhcp_client(client, "STOPPED: No lease");
+                        break;
+                default:
+                        log_dhcp_client(client, "STOPPED: Unknown reason");
+                        break;
+                }
+        }
 
         client = client_notify(client, error);
 
@@ -733,7 +748,7 @@ static int client_timeout_t2(sd_event_source *s, uint64_t usec, void *userdata)
         int r;
 
         client->receive_message = sd_event_source_unref(client->receive_message);
-        client->fd = safe_close(client->fd);
+        client->fd = asynchronous_close(client->fd);
 
         client->state = DHCP_STATE_REBINDING;
         client->attempt = 1;
@@ -756,8 +771,7 @@ static int client_timeout_t1(sd_event_source *s, uint64_t usec,
         client->state = DHCP_STATE_RENEWING;
         client->attempt = 1;
 
-        r = dhcp_network_bind_udp_socket(client->index,
-                                         client->lease->address,
+        r = dhcp_network_bind_udp_socket(client->lease->address,
                                          DHCP_PORT_CLIENT);
         if (r < 0) {
                 client_stop(client, r);
@@ -1140,7 +1154,7 @@ static int client_handle_message(sd_dhcp_client *client, DHCPMessage *message,
 
                         client->receive_message =
                                 sd_event_source_unref(client->receive_message);
-                        client->fd = safe_close(client->fd);
+                        client->fd = asynchronous_close(client->fd);
                 } else if (r == -ENOMSG)
                         /* invalid message, let's ignore it */
                         return 0;