Use operating system specific IP utilities

Operating systems seem to have decided to put network utilities
in different places, therefore our network bootstrap code was
not working on CentOS because it was not located in the same
place as Ubuntu.

This fixes it which should bring up the interfaces as needed.

Change-Id: I6bf403b4c7d13e6a084ba29fad37b89893321369

tests/roles/bootstrap-host/defaults/main.yml

@@ -118,6 +118,25 @@ netmask: "255.255.252.0"
 #
 # NICs
 bootstrap_host_public_interface: "{{ ansible_default_ipv4.interface }}"
+#
+# Utility paths
+bootstrap_host_network_utils:
+  apt:
+    iptables: /sbin/iptables
+    ethtool: /sbin/ethtool
+    ip: /sbin/ip
+  yum:
+    iptables: /usr/sbin/iptables
+    ethtool: /usr/sbin/ethtool
+    ip: /usr/sbin/ip
+  zypper:
+    iptables: /usr/sbin/iptables
+    ethtool: /sbin/ethtool
+    ip: /sbin/ip
+#
+bootstrap_host_iptables_path: "{{ bootstrap_host_network_utils[ansible_pkg_mgr]['iptables'] }}"
+bootstrap_host_ethtool_path: "{{ bootstrap_host_network_utils[ansible_pkg_mgr]['ethtool'] }}"
+bootstrap_host_ip_path: "{{ bootstrap_host_network_utils[ansible_pkg_mgr]['ip'] }}"
 
 ## Extra storage
 # An AIO may optionally be built using a second storage device. If a

tests/roles/bootstrap-host/tasks/prepare_networking.yml

@@ -213,26 +213,26 @@
             RemainAfterExit: yes
         service_type: oneshot
         execstarts:
-          - "-/sbin/iptables -t nat -A POSTROUTING -o {{ bootstrap_host_public_interface }} -j MASQUERADE"
+          - "-{{ bootstrap_host_iptables_path }} -t nat -A POSTROUTING -o {{ bootstrap_host_public_interface }} -j MASQUERADE"
-          - "-/sbin/ethtool -K bond0 gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K bond0 gso off sg off tso off tx off"
-          - "-/sbin/ethtool -K bond1 gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K bond1 gso off sg off tso off tx off"
-          - "-/sbin/ethtool -K br-mgmt gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K br-mgmt gso off sg off tso off tx off"
-          - "-/sbin/ethtool -K br-vxlan gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K br-vxlan gso off sg off tso off tx off"
-          - "-/sbin/ethtool -K br-storage gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K br-storage gso off sg off tso off tx off"
-          - "-/sbin/ethtool -K br-vlan gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K br-vlan gso off sg off tso off tx off"
-          - "-/sbin/ethtool -K br-dbaas gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K br-dbaas gso off sg off tso off tx off"
-          - "-/sbin/ethtool -K br-lbaas gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K br-lbaas gso off sg off tso off tx off"
-          - "-/bin/ip link set eth12 up"
+          - "-{{ bootstrap_host_ip_path }} link set eth12 up"
-          - "-/bin/ip link set br-vlan-veth up"
+          - "-{{ bootstrap_host_ip_path }} link set br-vlan-veth up"
-          - "-/sbin/ethtool -K eth12 gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K eth12 gso off sg off tso off tx off"
-          - "-/bin/ip link set eth13 up"
+          - "-{{ bootstrap_host_ip_path }} link set eth13 up"
-          - "-/bin/ip link set br-dbaas-veth up"
+          - "-{{ bootstrap_host_ip_path }} link set br-dbaas-veth up"
-          - "-/sbin/ethtool -K eth13 gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K eth13 gso off sg off tso off tx off"
-          - "-/bin/ip link set eth14 up"
+          - "-{{ bootstrap_host_ip_path }} link set eth14 up"
-          - "-/bin/ip link set br-lbaas-veth up"
+          - "-{{ bootstrap_host_ip_path }} link set br-lbaas-veth up"
-          - "-/sbin/ethtool -K eth14 gso off sg off tso off tx off"
+          - "-{{ bootstrap_host_ethtool_path }} -K eth14 gso off sg off tso off tx off"
         execstops:
-          - "/sbin/iptables -t nat -D POSTROUTING -o {{ bootstrap_host_public_interface }} -j MASQUERADE"
+          - "{{ bootstrap_host_iptables_path }} -t nat -D POSTROUTING -o {{ bootstrap_host_public_interface }} -j MASQUERADE"
         enabled: yes
         state: started
     systemd_tempd_prefix: openstack