Change DHCP timeout

Manila service network may be large and dnsmasq
may be available slower than in 60 seconds.

Change-Id: I27e625ecccec0b7294bf0022f11bbd36d8ace5b4
Signed-off-by: George Melikov <mail@gmelikov.ru>

bin/manila-image-create

@@ -27,6 +27,9 @@ MANILA_IMG_NAME=${MANILA_IMG_NAME:-"manila-service-image"}
 MANILA_SHARE_PROTO=${MANILA_SHARE_PROTO:-"default"}
 MANILA_DISTRO=${MANILA_DISTRO:-"ubuntu"}
 
+#Misc settings
+DHCP_TIMEOUT=${DHCP_TIMEOUT:-"300"}
+
 # Path to elements
 SCRIPT_HOME="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 
@@ -47,6 +50,7 @@ export DIB_RELEASE=$MANILA_IMG_OS_VER
 export DIB_MANILA_USER_USERNAME=$MANILA_USER
 export DIB_MANILA_USER_PASSWORD=$MANILA_PASSWORD
 export DIB_MANILA_USER_AUTHORIZED_KEYS=$MANILA_USER_AUTHORIZED_KEYS
+export DIB_DHCP_TIMEOUT=$DHCP_TIMEOUT
 
 # CLI
 # ---

elements/manila-ssh/environment.d/99-update-dhcp-config

@@ -0,0 +1,2 @@
+#!/bin/bash
+export DIB_DHCP_TIMEOUT=${DIB_DHCP_TIMEOUT:-300}

elements/manila-ssh/install.d/99-update-dhcp-config

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+if [ ${DIB_DEBUG_TRACE:-0} -gt 0 ]; then
+    set -x
+fi
+set -eu
+set -o pipefail
+
+DHCP_TIMEOUT=${DIB_DHCP_TIMEOUT:-300}
+
+if [ -f /etc/dhcp/dhclient.conf ] ; then
+    # Set the dhclient timeout configurations to match DIB_DHCP_TIMEOUT,
+    if grep -o "^timeout " /etc/dhcp/dhclient.conf ; then
+        sed -i -e "s/^timeout .*/# \"timeout\" Value set by 99-update-dhcp-config\ntimeout ${DHCP_TIMEOUT};/" /etc/dhcp/dhclient.conf
+    else
+        echo -e "# \"timeout\" Value set by 99-update-dhcp-config\ntimeout ${DHCP_TIMEOUT};" >> /etc/dhcp/dhclient.conf
+    fi
+fi
+
+DIB_INIT_SYSTEM=$(dib-init-system)
+if [ "$DIB_INIT_SYSTEM" == "systemd" ] ; then
+    sudo cp /usr/lib/systemd/system/dhcp-interface@.service \
+        /etc/systemd/system/dhcp-interface@.service
+    sudo sed -i "s/TimeoutStartSec=.*/TimeoutStartSec=${DHCP_TIMEOUT}s/" \
+        /etc/systemd/system/dhcp-interface@.service
+else
+    echo "Not supported for this init system"
+fi