Send both gratuitous ARP request and reply on VIP change. (#426)

* Send both gratuitous ARP request and reply on VIP change. * Enable arping in sudoers * Run arping via sudo
OpenNebula · Sep 4, 2017 · 9be1a1a · 9be1a1a
1 parent 5c858a6
commit 9be1a1a
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Showing 6 changed files with 11 additions and 6 deletions.
diff --git a/share/hooks/raft/vip.sh b/share/hooks/raft/vip.sh
@@ -17,7 +17,12 @@ fi
 case $ACTION in
 leader)
     sudo ip address add $IP dev $INTERFACE
-    arping -c 5 -A -I $INTERFACE ${IP%%/*}
+    for i in $(seq 5); do
+        sudo arping -c 1 -U -I $INTERFACE ${IP%%/*}
+        sleep 1
+        sudo arping -c 1 -A -I $INTERFACE ${IP%%/*}
+        sleep 1
+    done
     ;;
 
 follower)

diff --git a/share/pkgs/CentOS/opennebula.sudoers b/share/pkgs/CentOS/opennebula.sudoers
@@ -2,7 +2,7 @@ Defaults:oneadmin !requiretty
 Defaults:oneadmin secure_path = /sbin:/bin:/usr/sbin:/usr/bin
 
 Cmnd_Alias ONE_MISC = /bin/dd, /sbin/mkfs, /bin/sync, /sbin/mkswap
-Cmnd_Alias ONE_NET = /usr/sbin/brctl, /sbin/ebtables, /sbin/iptables, /sbin/ip6tables, /sbin/ip, /usr/sbin/ipset
+Cmnd_Alias ONE_NET = /usr/sbin/brctl, /sbin/ebtables, /sbin/iptables, /sbin/ip6tables, /sbin/ip, /usr/sbin/ipset, /usr/sbin/arping
 Cmnd_Alias ONE_LVM = /sbin/lvcreate, /sbin/lvremove, /sbin/lvs, /sbin/vgdisplay, /sbin/lvchange, /sbin/lvscan
 Cmnd_Alias ONE_ISCSI = /sbin/iscsiadm, /usr/sbin/tgt-admin, /usr/sbin/tgtadm
 Cmnd_Alias ONE_OVS = /usr/bin/ovs-ofctl, /usr/bin/ovs-vsctl

diff --git a/share/pkgs/Debian7/opennebula.sudoers b/share/pkgs/Debian7/opennebula.sudoers
@@ -2,7 +2,7 @@ Defaults:oneadmin !requiretty
 Defaults:oneadmin secure_path = /sbin:/bin:/usr/sbin:/usr/bin
 
 Cmnd_Alias ONE_MISC = /bin/dd, /sbin/mkfs, /bin/sync, /sbin/mkswap
-Cmnd_Alias ONE_NET = /sbin/brctl, /sbin/ebtables, /sbin/iptables, /sbin/ip, /usr/sbin/ipset
+Cmnd_Alias ONE_NET = /sbin/brctl, /sbin/ebtables, /sbin/iptables, /sbin/ip, /usr/sbin/ipset, /usr/bin/arping
 Cmnd_Alias ONE_LVM = /sbin/lvcreate, /sbin/lvremove, /sbin/lvs, /sbin/vgdisplay, /sbin/lvchange, /sbin/lvscan
 Cmnd_Alias ONE_ISCSI = /usr/bin/iscsiadm, /usr/sbin/tgt-admin, /usr/sbin/tgtadm
 Cmnd_Alias ONE_OVS = /usr/bin/ovs-ofctl, /usr/bin/ovs-vsctl

diff --git a/share/pkgs/Debian8/opennebula.sudoers b/share/pkgs/Debian8/opennebula.sudoers
@@ -2,7 +2,7 @@ Defaults:oneadmin !requiretty
 Defaults:oneadmin secure_path = /sbin:/bin:/usr/sbin:/usr/bin
 
 Cmnd_Alias ONE_MISC = /bin/dd, /sbin/mkfs, /bin/sync, /sbin/mkswap
-Cmnd_Alias ONE_NET = /sbin/brctl, /sbin/ebtables, /sbin/iptables, /sbin/ip6tables, /sbin/ip, /sbin/ipset
+Cmnd_Alias ONE_NET = /sbin/brctl, /sbin/ebtables, /sbin/iptables, /sbin/ip6tables, /sbin/ip, /sbin/ipset, /usr/bin/arping
 Cmnd_Alias ONE_LVM = /sbin/lvcreate, /sbin/lvremove, /sbin/lvs, /sbin/vgdisplay, /sbin/lvchange, /sbin/lvscan
 Cmnd_Alias ONE_ISCSI = /usr/bin/iscsiadm, /usr/sbin/tgt-admin, /usr/sbin/tgtadm
 Cmnd_Alias ONE_OVS = /usr/bin/ovs-ofctl, /usr/bin/ovs-vsctl

diff --git a/share/pkgs/Ubuntu/opennebula.sudoers b/share/pkgs/Ubuntu/opennebula.sudoers
@@ -2,7 +2,7 @@ Defaults:oneadmin !requiretty
 Defaults:oneadmin secure_path = /sbin:/bin:/usr/sbin:/usr/bin
 
 Cmnd_Alias ONE_MISC = /bin/dd, /sbin/mkfs, /bin/sync, /sbin/mkswap
-Cmnd_Alias ONE_NET = /sbin/brctl, /sbin/ebtables, /sbin/iptables, /sbin/ip6tables, /sbin/ip, /sbin/ipset
+Cmnd_Alias ONE_NET = /sbin/brctl, /sbin/ebtables, /sbin/iptables, /sbin/ip6tables, /sbin/ip, /sbin/ipset, /usr/bin/arping
 Cmnd_Alias ONE_LVM = /sbin/lvcreate, /sbin/lvremove, /sbin/lvs, /sbin/vgdisplay, /sbin/lvchange, /sbin/lvscan
 Cmnd_Alias ONE_ISCSI = /usr/bin/iscsiadm, /usr/sbin/tgt-admin, /usr/sbin/tgtadm
 Cmnd_Alias ONE_OVS = /usr/bin/ovs-ofctl, /usr/bin/ovs-vsctl

diff --git a/share/pkgs/openSUSE/opennebula.sudoers b/share/pkgs/openSUSE/opennebula.sudoers
@@ -2,7 +2,7 @@ Defaults:oneadmin !requiretty
 Defaults:oneadmin secure_path = /sbin:/bin:/usr/sbin:/usr/bin
 
 Cmnd_Alias ONE_MISC = /usr/bin/dd, /sbin/mkfs, /usr/bin/sync
-Cmnd_Alias ONE_NET = /sbin/brctl, /usr/sbin/ebtables, /usr/sbin/iptables, /usr/sbin/ip6tables, /sbin/ip
+Cmnd_Alias ONE_NET = /sbin/brctl, /usr/sbin/ebtables, /usr/sbin/iptables, /usr/sbin/ip6tables, /sbin/ip, /usr/sbin/arping
 Cmnd_Alias ONE_LVM = /sbin/lvcreate, /sbin/lvremove, /sbin/lvs, /sbin/vgdisplay, /sbin/lvchange, /sbin/lvscan
 Cmnd_Alias ONE_ISCSI = /sbin/iscsiadm, /usr/sbin/tgt-admin, /usr/sbin/tgtadm
 Cmnd_Alias ONE_OVS = /usr/bin/ovs-ofctl, /usr/bin/ovs-vsctl