From 83b0a6ce4f4f627aec620d62f0542bc6c543d0c4 Mon Sep 17 00:00:00 2001 From: Christian Hesse Date: Thu, 16 May 2013 13:39:46 +0200 Subject: changes for IPv6 --- netlink-notify-address.svg | 599 +++++++++++++++++++++++++++++++++++++++++++++ netlink-notify.c | 53 ++-- 2 files changed, 629 insertions(+), 23 deletions(-) create mode 100644 netlink-notify-address.svg diff --git a/netlink-notify-address.svg b/netlink-notify-address.svg new file mode 100644 index 0000000..658fc0d --- /dev/null +++ b/netlink-notify-address.svg @@ -0,0 +1,599 @@ + + + + + + + + image/svg+xml + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/netlink-notify.c b/netlink-notify.c index ad8c60e..d5dd647 100644 --- a/netlink-notify.c +++ b/netlink-notify.c @@ -30,16 +30,14 @@ #ifndef DEBUG #define DEBUG 0 #endif -#ifndef IPV6 -#define IPV6 0 -#endif +#define ICON_NETWORK_ADDRESS "netlink-notify-address" #define ICON_NETWORK_CONNECTED "netlink-notify-connected" #define ICON_NETWORK_DISCONNECTED "netlink-notify-disconnected" #define TEXT_TOPIC "Netlink Notification" #define TEXT_NEWLINK "Interface %s is %s." -#define TEXT_NEWADDR "Interface %s is %s,\nnew address %s/%d." +#define TEXT_NEWADDR "Interface %s has new %s address\n%s/%d." #define TEXT_DELLINK "An interface has gone away." #define TEXT_NONE "(NONE)" @@ -61,13 +59,13 @@ char * newstr_link(char *text, char *interface, unsigned int flags) { } /*** newstr_addr ***/ -char * newstr_addr(char *text, char *interface, unsigned int flags, unsigned char family, void *ipaddr, unsigned char prefix) { +char * newstr_addr(char *text, char *interface, unsigned char family, void *ipaddr, unsigned char prefix) { char *notifystr; char buf[64]; inet_ntop(family, ipaddr, buf, sizeof(buf)); notifystr = malloc(strlen(text) + strlen(interface) + strlen(buf)); - sprintf(notifystr, text, interface, (flags & CHECK_CONNECTED) ? "up" : "down", buf, prefix); + sprintf(notifystr, text, interface, family == AF_INET6 ? "IPv6" : "IP", buf, prefix); return notifystr; } @@ -162,6 +160,7 @@ static int msg_handler (struct sockaddr_nl *nl, struct nlmsghdr *msg) { struct rtattr *rth; int rtl; char name[IFNAMSIZ]; + NotifyNotification * address = NULL; ifa = (struct ifaddrmsg *) NLMSG_DATA (msg); ifi = (struct ifinfomsg *) NLMSG_DATA (msg); @@ -182,12 +181,10 @@ static int msg_handler (struct sockaddr_nl *nl, struct nlmsghdr *msg) { rtl = IFA_PAYLOAD (msg); while (rtl && RTA_OK (rth, rtl)) { - if (rth->rta_type == IFA_LOCAL /* IPv4 */ -#if IPV6 - || rth->rta_type == IFA_ADDRESS /* IPv6 */ -#endif - ) - notifystr = newstr_addr(TEXT_NEWADDR, name, ifi->ifi_flags, + if ((rth->rta_type == IFA_LOCAL /* IPv4 */ + || rth->rta_type == IFA_ADDRESS /* IPv6 */) + && ifa->ifa_scope == RT_SCOPE_UNIVERSE /* no IPv6 scope link */) + notifystr = newstr_addr(TEXT_NEWADDR, name, ifa->ifa_family, RTA_DATA (rth), ifa->ifa_prefixlen); rth = RTA_NEXT (rth, rtl); } @@ -197,6 +194,11 @@ static int msg_handler (struct sockaddr_nl *nl, struct nlmsghdr *msg) { #if DEBUG puts (notifystr); #endif + address = notify_notification_new(TEXT_TOPIC, notifystr, ICON_NETWORK_ADDRESS); + notify_notification_set_category(address, PROGNAME); + notify_notification_set_urgency(address, NOTIFY_URGENCY_NORMAL); + notify_notification_set_timeout(address, NOTIFICATION_TIMEOUT); + break; case RTM_DELADDR: return 0; @@ -222,18 +224,20 @@ static int msg_handler (struct sockaddr_nl *nl, struct nlmsghdr *msg) { return 0; } - if (notification[ifi->ifi_index] == NULL) { - notification[ifi->ifi_index] = notify_notification_new(TEXT_TOPIC, notifystr, - (ifi->ifi_flags & CHECK_CONNECTED ? ICON_NETWORK_CONNECTED : ICON_NETWORK_DISCONNECTED)); - notify_notification_set_category(notification[ifi->ifi_index], PROGNAME); - notify_notification_set_urgency(notification[ifi->ifi_index], NOTIFY_URGENCY_NORMAL); - } else - notify_notification_update(notification[ifi->ifi_index], TEXT_TOPIC, notifystr, - (ifi->ifi_flags & CHECK_CONNECTED ? ICON_NETWORK_CONNECTED : ICON_NETWORK_DISCONNECTED)); - - notify_notification_set_timeout(notification[ifi->ifi_index], NOTIFICATION_TIMEOUT); + if (address == NULL) { + if (notification[ifi->ifi_index] == NULL) { + notification[ifi->ifi_index] = notify_notification_new(TEXT_TOPIC, notifystr, + (ifi->ifi_flags & CHECK_CONNECTED ? ICON_NETWORK_CONNECTED : ICON_NETWORK_DISCONNECTED)); + notify_notification_set_category(notification[ifi->ifi_index], PROGNAME); + notify_notification_set_urgency(notification[ifi->ifi_index], NOTIFY_URGENCY_NORMAL); + } else + notify_notification_update(notification[ifi->ifi_index], TEXT_TOPIC, notifystr, + (ifi->ifi_flags & CHECK_CONNECTED ? ICON_NETWORK_CONNECTED : ICON_NETWORK_DISCONNECTED)); + + notify_notification_set_timeout(notification[ifi->ifi_index], NOTIFICATION_TIMEOUT); + } - while (!notify_notification_show (notification[ifi->ifi_index], &error)) { + while (!notify_notification_show (address ? address : notification[ifi->ifi_index], &error)) { if (errcount > 1) { fprintf(stderr, "%s: Looks like we can not reconnect to notification daemon... Exiting.\n", program); exit(EXIT_FAILURE); @@ -254,6 +258,9 @@ static int msg_handler (struct sockaddr_nl *nl, struct nlmsghdr *msg) { } } } + + if (address) + g_object_unref(G_OBJECT(address)); errcount = 0; free(notifystr); -- cgit v1.2.3-70-g09d2