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Diffstat (limited to 'lib/zclient.c')
-rw-r--r--lib/zclient.c110
1 files changed, 89 insertions, 21 deletions
diff --git a/lib/zclient.c b/lib/zclient.c
index 52a3627d..3521d99e 100644
--- a/lib/zclient.c
+++ b/lib/zclient.c
@@ -41,6 +41,8 @@ static void zclient_event (enum event, struct zclient *);
extern struct thread_master *master;
+char *zclient_serv_path = NULL;
+
/* This file local debug flag. */
int zclient_debug = 0;
@@ -143,8 +145,10 @@ zclient_reset (struct zclient *zclient)
zclient_init (zclient, zclient->redist_default);
}
+#ifdef HAVE_TCP_ZEBRA
+
/* Make socket to zebra daemon. Return zebra socket. */
-int
+static int
zclient_socket(void)
{
int sock;
@@ -175,10 +179,12 @@ zclient_socket(void)
return sock;
}
+#else
+
/* For sockaddr_un. */
#include <sys/un.h>
-int
+static int
zclient_socket_un (const char *path)
{
int ret;
@@ -208,6 +214,26 @@ zclient_socket_un (const char *path)
return sock;
}
+#endif /* HAVE_TCP_ZEBRA */
+
+/**
+ * Connect to zebra daemon.
+ * @param zclient a pointer to zclient structure
+ * @return socket fd just to make sure that connection established
+ * @see zclient_init
+ * @see zclient_new
+ */
+int
+zclient_socket_connect (struct zclient *zclient)
+{
+#ifdef HAVE_TCP_ZEBRA
+ zclient->sock = zclient_socket ();
+#else
+ zclient->sock = zclient_socket_un (zclient_serv_path ? zclient_serv_path : ZEBRA_SERV_PATH);
+#endif
+ return zclient->sock;
+}
+
static int
zclient_failed(struct zclient *zclient)
{
@@ -292,6 +318,25 @@ zebra_message_send (struct zclient *zclient, int command)
return zclient_send_message(zclient);
}
+static int
+zebra_hello_send (struct zclient *zclient)
+{
+ struct stream *s;
+
+ if (zclient->redist_default)
+ {
+ s = zclient->obuf;
+ stream_reset (s);
+
+ zclient_create_header (s, ZEBRA_HELLO);
+ stream_putc (s, zclient->redist_default);
+ stream_putw_at (s, 0, stream_get_endp (s));
+ return zclient_send_message(zclient);
+ }
+
+ return 0;
+}
+
/* Make connection to zebra daemon. */
int
zclient_start (struct zclient *zclient)
@@ -313,13 +358,7 @@ zclient_start (struct zclient *zclient)
if (zclient->t_connect)
return 0;
- /* Make socket. */
-#ifdef HAVE_TCP_ZEBRA
- zclient->sock = zclient_socket ();
-#else
- zclient->sock = zclient_socket_un (ZEBRA_SERV_PATH);
-#endif /* HAVE_TCP_ZEBRA */
- if (zclient->sock < 0)
+ if (zclient_socket_connect(zclient) < 0)
{
if (zclient_debug)
zlog_debug ("zclient connection fail");
@@ -339,6 +378,8 @@ zclient_start (struct zclient *zclient)
/* Create read thread. */
zclient_event (ZCLIENT_READ, zclient);
+ zebra_hello_send (zclient);
+
/* We need router-id information. */
zebra_message_send (zclient, ZEBRA_ROUTER_ID_ADD);
@@ -435,6 +476,7 @@ zapi_ipv4_route (u_char cmd, struct zclient *zclient, struct prefix_ipv4 *p,
stream_putc (s, api->type);
stream_putc (s, api->flags);
stream_putc (s, api->message);
+ stream_putw (s, api->safi);
/* Put prefix information. */
psize = PSIZE (p->prefixlen);
@@ -496,6 +538,7 @@ zapi_ipv6_route (u_char cmd, struct zclient *zclient, struct prefix_ipv6 *p,
stream_putc (s, api->type);
stream_putc (s, api->flags);
stream_putc (s, api->message);
+ stream_putw (s, api->safi);
/* Put prefix information. */
psize = PSIZE (p->prefixlen);
@@ -796,7 +839,6 @@ zebra_interface_address_read (int type, struct stream *s)
static int
zclient_read (struct thread *thread)
{
- int ret;
size_t already;
uint16_t length, command;
uint8_t marker, version;
@@ -891,47 +933,47 @@ zclient_read (struct thread *thread)
{
case ZEBRA_ROUTER_ID_UPDATE:
if (zclient->router_id_update)
- ret = (*zclient->router_id_update) (command, zclient, length);
+ (*zclient->router_id_update) (command, zclient, length);
break;
case ZEBRA_INTERFACE_ADD:
if (zclient->interface_add)
- ret = (*zclient->interface_add) (command, zclient, length);
+ (*zclient->interface_add) (command, zclient, length);
break;
case ZEBRA_INTERFACE_DELETE:
if (zclient->interface_delete)
- ret = (*zclient->interface_delete) (command, zclient, length);
+ (*zclient->interface_delete) (command, zclient, length);
break;
case ZEBRA_INTERFACE_ADDRESS_ADD:
if (zclient->interface_address_add)
- ret = (*zclient->interface_address_add) (command, zclient, length);
+ (*zclient->interface_address_add) (command, zclient, length);
break;
case ZEBRA_INTERFACE_ADDRESS_DELETE:
if (zclient->interface_address_delete)
- ret = (*zclient->interface_address_delete) (command, zclient, length);
+ (*zclient->interface_address_delete) (command, zclient, length);
break;
case ZEBRA_INTERFACE_UP:
if (zclient->interface_up)
- ret = (*zclient->interface_up) (command, zclient, length);
+ (*zclient->interface_up) (command, zclient, length);
break;
case ZEBRA_INTERFACE_DOWN:
if (zclient->interface_down)
- ret = (*zclient->interface_down) (command, zclient, length);
+ (*zclient->interface_down) (command, zclient, length);
break;
case ZEBRA_IPV4_ROUTE_ADD:
if (zclient->ipv4_route_add)
- ret = (*zclient->ipv4_route_add) (command, zclient, length);
+ (*zclient->ipv4_route_add) (command, zclient, length);
break;
case ZEBRA_IPV4_ROUTE_DELETE:
if (zclient->ipv4_route_delete)
- ret = (*zclient->ipv4_route_delete) (command, zclient, length);
+ (*zclient->ipv4_route_delete) (command, zclient, length);
break;
case ZEBRA_IPV6_ROUTE_ADD:
if (zclient->ipv6_route_add)
- ret = (*zclient->ipv6_route_add) (command, zclient, length);
+ (*zclient->ipv6_route_add) (command, zclient, length);
break;
case ZEBRA_IPV6_ROUTE_DELETE:
if (zclient->ipv6_route_delete)
- ret = (*zclient->ipv6_route_delete) (command, zclient, length);
+ (*zclient->ipv6_route_delete) (command, zclient, length);
break;
default:
break;
@@ -1018,3 +1060,29 @@ zclient_event (enum event event, struct zclient *zclient)
break;
}
}
+
+void
+zclient_serv_path_set (char *path)
+{
+ struct stat sb;
+
+ /* reset */
+ zclient_serv_path = NULL;
+
+ /* test if `path' is socket. don't set it otherwise. */
+ if (stat(path, &sb) == -1)
+ {
+ zlog_warn ("%s: zebra socket `%s' does not exist", __func__, path);
+ return;
+ }
+
+ if ((sb.st_mode & S_IFMT) != S_IFSOCK)
+ {
+ zlog_warn ("%s: `%s' is not unix socket, sir", __func__, path);
+ return;
+ }
+
+ /* it seems that path is unix socket */
+ zclient_serv_path = path;
+}
+
generated by cgit v1.2.1 (git 2.18.0) at 2024-06-30 22:34:07 +0000