From d172457504e21eb779d446ad39ff13d8c42baf65 Mon Sep 17 00:00:00 2001
From: Smaine Kahlouch <smaine.kahlouch@arkena.com>
Date: Mon, 4 Jan 2016 14:24:29 +0100
Subject: [PATCH] sysvinit scripts

---
 .../node/templates/deb-kubelet.initd.j2       |   7 -
 .../node/templates/rh-kubelet.initd.j2        |  15 +-
 roles/network_plugin/tasks/calico.yml         |  36 ++---
 .../templates/calico/deb-calico.initd.j2      | 114 +++++++++++++++
 .../templates/calico/rh-calico.initd.j2       | 130 ++++++++++++++++++
 5 files changed, 262 insertions(+), 40 deletions(-)
 create mode 100644 roles/network_plugin/templates/calico/deb-calico.initd.j2
 create mode 100644 roles/network_plugin/templates/calico/rh-calico.initd.j2

diff --git a/roles/kubernetes/node/templates/deb-kubelet.initd.j2 b/roles/kubernetes/node/templates/deb-kubelet.initd.j2
index 647500979..4f823ca76 100644
--- a/roles/kubernetes/node/templates/deb-kubelet.initd.j2
+++ b/roles/kubernetes/node/templates/deb-kubelet.initd.j2
@@ -39,13 +39,6 @@ DAEMON_USER=root
 #
 do_start()
 {
-        # Avoid a potential race at boot time when both monit and init.d start
-        # the same service
-        PIDS=$(pidof $DAEMON)
-        for PID in ${PIDS}; do
-            kill -9 $PID
-	done
-
         # Return
         #   0 if daemon has been started
         #   1 if daemon was already running
diff --git a/roles/kubernetes/node/templates/rh-kubelet.initd.j2 b/roles/kubernetes/node/templates/rh-kubelet.initd.j2
index 8b7b9e775..2394b515d 100644
--- a/roles/kubernetes/node/templates/rh-kubelet.initd.j2
+++ b/roles/kubernetes/node/templates/rh-kubelet.initd.j2
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 #       /etc/rc.d/init.d/kubelet
 #
@@ -22,22 +22,13 @@
 . /etc/rc.d/init.d/functions
 
 prog="kubelet"
-exec="{{ bin_dir }}/$prog"
+exec="/usr/local/bin/$prog"
 pidfile="/var/run/$prog.pid"
 lockfile="/var/lock/subsys/$prog"
 logfile="/var/log/$prog"
 
 [ -e /etc/kubernetes/$prog ] && . /etc/kubernetes/$prog
 
-prestart() {
-    service cgconfig status > /dev/null
-
-    if [[ $? != 0 ]]; then
-        service cgconfig start
-    fi
-
-}
-
 start() {
     if [ ! -x $exec ]; then
       if [ ! -e $exec ]; then
@@ -51,11 +42,11 @@ start() {
     check_for_cleanup
 
     if ! [ -f $pidfile ]; then
-        prestart
         printf "Starting $prog:\t"
         echo "\n$(date)\n" >> $logfile
         $exec $DAEMON_ARGS &>> $logfile &
         pid=$!
+        echo $pid >> $pidfile
         touch $lockfile
         success
         echo
diff --git a/roles/network_plugin/tasks/calico.yml b/roles/network_plugin/tasks/calico.yml
index 2cf3e2b2c..95803daf2 100644
--- a/roles/network_plugin/tasks/calico.yml
+++ b/roles/network_plugin/tasks/calico.yml
@@ -44,30 +44,24 @@
   run_once: true
   delegate_to: "{{ groups['etcd'][0] }}"
 
+- name: Calico | Write calico-node configuration
+  template: src=calico/calico.conf.j2 dest=/usr/libexec/kubernetes/kubelet-plugins/net/exec/calico/calico_kubernetes.ini
+  notify: restart calico-node
+
 - name: Calico | Write calico-node systemd init file
   template: src=calico/calico-node.service.j2 dest=/etc/systemd/system/calico-node.service
-  register: newservice
-  notify:
-    - reload systemd
-    - restart calico-node
+  when: init_system == "systemd"
+  notify: restart calico-node
+
+- name: Calico | Write calico-node initd script
+  template: src=calico/deb-calico.initd.j2 dest=/etc/init.d/calico-node owner=root mode=755
+  when: init_system == "sysvinit" and ansible_os_family == "Debian"
+  notify: restart calico-node
 
-- name: Calico | daemon-reload
-  command: systemctl daemon-reload
-  when: newservice|changed
-  changed_when: False
+- name: Calico | Write calico-node initd script
+  template: src=calico/rh-calico.initd.j2 dest=/etc/init.d/calico-node owner=root mode=755
+  when: init_system == "sysvinit" and ansible_os_family == "RedHat"
+  notify: restart calico-node
 
 - name: Calico | Enable calico-node
   service: name=calico-node enabled=yes state=started
-
-- name: Calico | Disable node mesh
-  shell: calicoctl bgp node-mesh off
-  environment:
-     ETCD_AUTHORITY: "{{ groups['etcd'][0] }}:2379"
-  when: peer_with_router|default(false) and inventory_hostname in groups['kube-node']
-
-- name: Calico | Configure peering with router(s)
-  shell: calicoctl node bgp peer add {{ item.router_id }} as {{ item.as }}
-  environment:
-     ETCD_AUTHORITY: "{{ groups['etcd'][0] }}:2379"
-  with_items: peers
-  when: peer_with_router|default(false) and inventory_hostname in groups['kube-node']
diff --git a/roles/network_plugin/templates/calico/deb-calico.initd.j2 b/roles/network_plugin/templates/calico/deb-calico.initd.j2
new file mode 100644
index 000000000..a71e03cfc
--- /dev/null
+++ b/roles/network_plugin/templates/calico/deb-calico.initd.j2
@@ -0,0 +1,114 @@
+#!/bin/bash
+#
+### BEGIN INIT INFO
+# Provides:   calico-node
+# Required-Start:    $local_fs $network $syslog
+# Required-Stop:
+# Default-Start:     2 3 4 5
+# Default-Stop:      0 1 6
+# Short-Description: Calico docker container
+# Description:
+#   Runs calico as a docker container
+### END INIT INFO
+
+PATH=/sbin:/usr/sbin:/bin:/usr/bin
+DESC="Calico-node Docker"
+NAME=calico-node
+DAEMON=/usr/local/bin/calicoctl
+DAEMON_ARGS=""
+DOCKER=$(which docker)
+SCRIPTNAME=/etc/init.d/$NAME
+DAEMON_USER=root
+
+# Exit if the binary is not present
+[ -x "$DAEMON" ] || exit 0
+
+# Exit if the docker package is not installed
+[ -x "$DOCKER" ] || exit 0
+
+# Read configuration variable file if it is present
+[ -r /etc/network-environment ] && . /etc/network-environment
+
+# Define LSB log_* functions.
+# Depend on lsb-base (>= 3.2-14) to ensure that this file is present
+# and status_of_proc is working.
+. /lib/lsb/init-functions
+
+do_status()
+{
+    if [ $($DOCKER ps | awk '{ print $2 }' | grep calico/node | wc -l) -eq 1 ]; then
+        return 0
+    else
+        return 1
+    fi
+}
+
+# Function that starts the daemon/service
+#
+do_start()
+{
+    do_status
+    retval=$?
+    if [ $retval -ne 0 ]; then
+        ${DAEMON} node --ip=${DEFAULT_IPV4} >>/dev/null && return 0 || return 2
+    else
+        return 1
+    fi
+}
+
+#
+# Function that stops the daemon/service
+#
+do_stop()
+{
+    ${DAEMON} node stop >> /dev/null || ${DAEMON} node stop --force >> /dev/null
+}
+
+
+case "$1" in
+  start)
+        log_daemon_msg "Starting $DESC" "$NAME"
+        do_start
+        case "$?" in
+                0|1) log_end_msg 0 || exit 0 ;;
+                2) log_end_msg 1 || exit 1 ;;
+        esac
+        ;;
+  stop)
+        log_daemon_msg "Stopping $DESC" "$NAME"
+        if do_stop; then
+            log_end_msg 0
+        else
+            log_failure_msg "Can't stop calico-node"
+            log_end_msg 1
+        fi
+        ;;
+  status)
+        if do_status; then
+            log_end_msg 0
+        else
+            log_failure_msg "Calico-node is not running"
+            log_end_msg 1
+        fi
+        ;;
+
+  restart|force-reload)
+        log_daemon_msg "Restarting $DESC" "$NAME"
+        if do_stop; then
+            if do_start; then
+                log_end_msg 0
+                exit 0
+            else
+                rc="$?"
+            fi
+        else
+           rc="$?"
+        fi
+        log_failure_msg "Can't restart Calico-node"
+        log_end_msg ${rc}
+        ;;
+  *)
+        echo "Usage: $SCRIPTNAME {start|stop|status|restart|force-reload}" >&2
+        exit 3
+        ;;
+esac
diff --git a/roles/network_plugin/templates/calico/rh-calico.initd.j2 b/roles/network_plugin/templates/calico/rh-calico.initd.j2
new file mode 100644
index 000000000..5aa1ee9fa
--- /dev/null
+++ b/roles/network_plugin/templates/calico/rh-calico.initd.j2
@@ -0,0 +1,130 @@
+#!/bin/bash
+#
+#       /etc/rc.d/init.d/calico-node
+#
+# chkconfig:   2345 95 95
+# description: Daemon for calico-node (http://www.projectcalico.org/)
+
+### BEGIN INIT INFO
+# Provides:       calico-node
+# Required-Start: $local_fs $network $syslog cgconfig
+# Required-Stop:
+# Should-Start:
+# Should-Stop:
+# Default-Start: 2 3 4 5
+# Default-Stop:  0 1 6
+# Short-Description: start and stop calico-node
+# Description:
+#   Manage calico-docker container
+### END INIT INFO
+
+# Source function library.
+. /etc/rc.d/init.d/functions
+
+prog="calicoctl"
+exec="/usr/local/bin/$prog"
+dockerexec="$(which docker)"
+logfile="/var/log/$prog"
+
+[ -e /etc/network-environment ] && for i in $(cat /etc/network-environment | egrep '(^$|^#)'); do export $i; done
+
+do_status()
+{
+    if [ $($dockerexec ps | awk '{ print $2 }' | grep calico/node | wc -l) -ne 1 ]; then
+        return 1
+    fi
+}
+
+do_start() {
+    if [ ! -x $exec ]; then
+      if [ ! -e $exec ]; then
+        echo "calico-node executable $exec not found"
+      else
+        echo "You do not have permission to execute the calico-node executable $exec"
+      fi	      
+      exit 5
+    fi
+
+    [ -x "$dockerexec" ] || exit 0
+
+    do_status
+    retval=$?
+    if [ $retval -ne 0 ]; then
+        printf "Starting $prog:\t"
+        echo "\n$(date)\n" >> $logfile
+        $exec node --ip=${DEFAULT_IPV4} &>>$logfile 
+        success
+        echo
+    else
+        echo -n "calico-node's already running"
+        success
+        exit 0
+    fi
+}
+
+do_stop() {
+    echo -n $"Stopping $prog: "
+    $exec node stop >> /dev/null || $exec node stop --force >> /dev/null
+    retval=$?
+    echo
+    return $retval
+}
+
+restart() {
+    do_stop
+    do_start
+}
+
+reload() {
+    restart
+}
+
+force_reload() {
+    restart
+}
+
+case "$1" in
+    start)
+        do_start
+        case "$?" in
+                0|1) success || exit 0 ;;
+                2) failure || exit 1 ;;
+        esac
+        ;;
+    stop)
+        echo -n "Stopping $DESC" "$NAME"
+        if do_stop; then
+            success
+            echo
+        else
+            echo -n "Can't stop calico-node"
+            failure
+            echo
+        fi
+        ;;
+    restart)
+        $1
+        ;;
+    reload)
+        $1
+        ;;
+    force-reload)
+        force_reload
+        ;;
+    status)
+        if do_status; then
+            echo -n "Calico-node is running"
+            success
+            echo
+        else
+            echo -n "Calico-node is not running"
+            failure
+            echo
+        fi
+        ;;
+    *)
+        echo $"Usage: $0 {start|stop|status|restart|reload|force-reload}"
+        exit 2
+esac
+
+exit $?