diff options
-rw-r--r-- | src/monitor/monitor_netlink.c | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/src/monitor/monitor_netlink.c b/src/monitor/monitor_netlink.c index 7e6f8cbbd..22262949c 100644 --- a/src/monitor/monitor_netlink.c +++ b/src/monitor/monitor_netlink.c @@ -669,8 +669,13 @@ static void addr_msg_debug_print(struct rtnl_addr *addr_obj) static void addr_msg_handler(struct nl_object *obj, void *arg) { + int err; struct netlink_ctx *ctx = (struct netlink_ctx *) arg; struct rtnl_addr *addr_obj; + struct nl_addr *local_addr; + struct sockaddr_in sa4; + struct sockaddr_in6 sa6; + socklen_t salen; if (!nlw_is_addr_object(obj)) return; @@ -679,6 +684,51 @@ static void addr_msg_handler(struct nl_object *obj, void *arg) addr_msg_debug_print(addr_obj); } + local_addr = rtnl_addr_get_local(addr_obj); + if (local_addr == NULL) { + DEBUG(SSSDBG_MINOR_FAILURE, + "Received RTM_NEWADDR with no address\n"); + return; + } + + switch (nl_addr_get_family(local_addr)) { + case AF_INET6: + salen = sizeof(struct sockaddr_in6); + err = nl_addr_fill_sockaddr(local_addr, + (struct sockaddr *) &sa6, + &salen); + if (err < 0) { + DEBUG(SSSDBG_MINOR_FAILURE, + "Unknown error in nl_addr_fill_sockaddr\n"); + return; + } + + if (!check_ipv6_addr(&sa6.sin6_addr, SSS_NO_SPECIAL)) { + DEBUG(SSSDBG_TRACE_LIBS, "Ignoring special address.\n"); + return; + } + break; + + case AF_INET: + salen = sizeof(struct sockaddr_in); + err = nl_addr_fill_sockaddr(local_addr, + (struct sockaddr *) &sa4, + &salen); + if (err < 0) { + DEBUG(SSSDBG_MINOR_FAILURE, + "Unknown error in nl_addr_fill_sockaddr\n"); + return; + } + if (check_ipv4_addr(&sa4.sin_addr, SSS_NO_SPECIAL)) { + DEBUG(SSSDBG_TRACE_LIBS, "Ignoring special address.\n"); + return; + } + break; + default: + DEBUG(SSSDBG_CRIT_FAILURE, "Unknown address family\n"); + return; + } + ctx->change_cb(ctx->cb_data); } |