From 407fe036a24834203aca6c1eec7d74d9ad3e9ee0 Mon Sep 17 00:00:00 2001 From: Tom Gundersen Date: Tue, 31 Dec 2013 17:31:50 +0100 Subject: network: add support for dropping address --- src/network/networkd-address.c | 39 +++++++++++++++++++++++++++++++++++++++ src/network/networkd.h | 1 + 2 files changed, 40 insertions(+) (limited to 'src') diff --git a/src/network/networkd-address.c b/src/network/networkd-address.c index 63ba33ea24..c0cc1287aa 100644 --- a/src/network/networkd-address.c +++ b/src/network/networkd-address.c @@ -74,6 +74,45 @@ void address_free(Address *address) { free(address); } +int address_drop(Address *address, Link *link, + sd_rtnl_message_handler_t callback) { + _cleanup_sd_rtnl_message_unref_ sd_rtnl_message *req = NULL; + int r; + + assert(address); + assert(address->family == AF_INET || address->family == AF_INET6); + assert(link); + assert(link->ifindex > 0); + assert(link->manager); + assert(link->manager->rtnl); + + r = sd_rtnl_message_addr_new(RTM_DELADDR, link->ifindex, + address->family, address->prefixlen, 0, 0, &req); + if (r < 0) { + log_error("Could not allocate RTM_DELADDR message: %s", + strerror(-r)); + return r; + } + + if (address->family == AF_INET) + r = sd_rtnl_message_append_in_addr(req, IFA_LOCAL, &address->in_addr.in); + else if (address->family == AF_INET6) + r = sd_rtnl_message_append_in6_addr(req, IFA_LOCAL, &address->in_addr.in6); + if (r < 0) { + log_error("Could not append IFA_LOCAL attribute: %s", + strerror(-r)); + return r; + } + + r = sd_rtnl_call_async(link->manager->rtnl, req, callback, link, 0, NULL); + if (r < 0) { + log_error("Could not send rtnetlink message: %s", strerror(-r)); + return r; + } + + return 0; +} + int address_configure(Address *address, Link *link, sd_rtnl_message_handler_t callback) { _cleanup_sd_rtnl_message_unref_ sd_rtnl_message *req = NULL; diff --git a/src/network/networkd.h b/src/network/networkd.h index c28c90f0e3..bb775081c3 100644 --- a/src/network/networkd.h +++ b/src/network/networkd.h @@ -242,6 +242,7 @@ int config_parse_destination(const char *unit, const char *filename, unsigned li int address_new(Network *network, unsigned section, Address **ret); void address_free(Address *address); int address_configure(Address *address, Link *link, sd_rtnl_message_handler_t callback); +int address_drop(Address *address, Link *link, sd_rtnl_message_handler_t callback); DEFINE_TRIVIAL_CLEANUP_FUNC(Address*, address_free); #define _cleanup_address_free_ _cleanup_(address_freep) -- cgit v1.2.3-54-g00ecf