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authorSusant Sahani <susant@redhat.com>2014-11-23 09:56:14 +0530
committerSusant Sahani <susant@redhat.com>2014-12-19 08:02:45 +0530
commitce43e484465050c619ea9a1991d49b3d6215028b (patch)
treec5fa5f6c3192897ce4e4e1c536ad7546a7f34dfe /src
parentad1ad5c8e36ea795034fcdac660b15d7c141d55b (diff)
networkd: integrate LLDP
This patch integrates LLDP with networkd. Example conf: file : lldp.network [Match] Name=em1 [Network] LLDP=yes
Diffstat (limited to 'src')
-rw-r--r--src/network/networkd-link.c45
-rw-r--r--src/network/networkd-link.h2
-rw-r--r--src/network/networkd-network-gperf.gperf1
-rw-r--r--src/network/networkd.h3
4 files changed, 51 insertions, 0 deletions
diff --git a/src/network/networkd-link.c b/src/network/networkd-link.c
index 341ae88ec1..725e22b93f 100644
--- a/src/network/networkd-link.c
+++ b/src/network/networkd-link.c
@@ -75,6 +75,19 @@ static bool link_ipv4ll_enabled(Link *link) {
return link->network->ipv4ll;
}
+static bool link_lldp_enabled(Link *link) {
+ if (link->flags & IFF_LOOPBACK)
+ return false;
+
+ if (!link->network)
+ return false;
+
+ if(link->network->bridge)
+ return false;
+
+ return link->network->lldp;
+}
+
#define FLAG_STRING(string, flag, old, new) \
(((old ^ new) & flag) \
? ((old & flag) ? (" -" string) : (" +" string)) \
@@ -364,6 +377,16 @@ static int link_stop_clients(Link *link) {
}
}
+ if (link->lldp) {
+
+ k = sd_lldp_stop(link->lldp);
+ if (k < 0) {
+ log_link_warning(link, "Could not stop LLDP : %s",
+ strerror(-r));
+ r = k;
+ }
+ }
+
return r;
}
@@ -919,6 +942,18 @@ static int link_acquire_conf(Link *link) {
}
}
+ if (link_lldp_enabled(link)) {
+ assert(link->lldp);
+
+ log_link_debug(link, "Starting LLDP");
+
+ r = sd_lldp_start(link->lldp);
+ if (r < 0) {
+ log_link_warning(link, "could not start LLDP ");
+ return r;
+ }
+ }
+
return 0;
}
@@ -1194,6 +1229,16 @@ static int link_configure(Link *link) {
return r;
}
+ if (link_lldp_enabled(link)) {
+ r = sd_lldp_new(link->ifindex, link->ifname, &link->mac, &link->lldp);
+ if (r < 0)
+ return r;
+
+ r = sd_lldp_attach_event(link->lldp, NULL, 0);
+ if (r < 0)
+ return r;
+ }
+
if (link_has_carrier(link)) {
r = link_acquire_conf(link);
if (r < 0)
diff --git a/src/network/networkd-link.h b/src/network/networkd-link.h
index 05c34eef19..6bb59d2190 100644
--- a/src/network/networkd-link.h
+++ b/src/network/networkd-link.h
@@ -91,6 +91,8 @@ struct Link {
sd_icmp6_nd *icmp6_router_discovery;
sd_dhcp6_client *dhcp6_client;
+
+ sd_lldp *lldp;
};
Link *link_unref(Link *link);
diff --git a/src/network/networkd-network-gperf.gperf b/src/network/networkd-network-gperf.gperf
index fb0a209103..5094b488f3 100644
--- a/src/network/networkd-network-gperf.gperf
+++ b/src/network/networkd-network-gperf.gperf
@@ -37,6 +37,7 @@ Network.DHCP, config_parse_dhcp, 0,
Network.DHCPServer, config_parse_bool, 0, offsetof(Network, dhcp_server)
Network.IPv4LL, config_parse_bool, 0, offsetof(Network, ipv4ll)
Network.IPv4LLRoute, config_parse_bool, 0, offsetof(Network, ipv4ll_route)
+Network.LLDP, config_parse_bool, 0, offsetof(Network, lldp)
Network.Address, config_parse_address, 0, 0
Network.Gateway, config_parse_gateway, 0, 0
Network.Domains, config_parse_domains, 0, offsetof(Network, domains)
diff --git a/src/network/networkd.h b/src/network/networkd.h
index a5c5b085ba..7107c5f932 100644
--- a/src/network/networkd.h
+++ b/src/network/networkd.h
@@ -32,6 +32,7 @@
#include "sd-icmp6-nd.h"
#include "sd-dhcp6-client.h"
#include "udev.h"
+#include "sd-lldp.h"
#include "rtnl-util.h"
#include "hashmap.h"
@@ -122,6 +123,8 @@ struct Network {
struct ether_addr *mac;
unsigned mtu;
+ bool lldp;
+
LIST_HEAD(Address, static_addresses);
LIST_HEAD(Route, static_routes);
LIST_HEAD(FdbEntry, static_fdb_entries);