From 810e81195e67b0e67f18f8d59b310f5da08c8396 Mon Sep 17 00:00:00 2001
From: Theodoros Tsioutsias <theodoros.tsioutsias@cern.ch>
Date: Tue, 23 Jul 2019 14:22:25 +0000
Subject: [PATCH] Fix kubernetes systemd service templates

There are cases where systemd fails to restart kubernetes services.
This change fixes that by inceasing the restart interval in the
service templates.

Change-Id: I305644a78cee80db43b561e71a532feb414d8322
story: 2006265
task: 35956
---
 dockerfiles/heat-container-agent/service.template          | 6 ++++--
 dockerfiles/kubernetes-apiserver/service.template          | 4 +++-
 dockerfiles/kubernetes-controller-manager/service.template | 4 +++-
 dockerfiles/kubernetes-kubelet/service.template            | 4 +++-
 dockerfiles/kubernetes-proxy/service.template              | 4 +++-
 dockerfiles/kubernetes-scheduler/service.template          | 4 +++-
 6 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/dockerfiles/heat-container-agent/service.template b/dockerfiles/heat-container-agent/service.template
index 23c7bc226f..f86316b895 100644
--- a/dockerfiles/heat-container-agent/service.template
+++ b/dockerfiles/heat-container-agent/service.template
@@ -4,8 +4,10 @@ Description=Heat Container Agent system image
 [Service]
 ExecStart=$EXEC_START
 ExecStop=$EXEC_STOP
-Restart=on-failure
 WorkingDirectory=$DESTDIR
+Restart=always
+StartLimitInterval=0
+RestartSec=10
 
 [Install]
-WantedBy=multi-user.target
\ No newline at end of file
+WantedBy=multi-user.target
diff --git a/dockerfiles/kubernetes-apiserver/service.template b/dockerfiles/kubernetes-apiserver/service.template
index 7aaa5d3081..3f5afd9f38 100644
--- a/dockerfiles/kubernetes-apiserver/service.template
+++ b/dockerfiles/kubernetes-apiserver/service.template
@@ -5,8 +5,10 @@ After=network-online.target
 [Service]
 ExecStart=$EXEC_START
 ExecStop=$EXEC_STOP
-Restart=on-failure
 WorkingDirectory=$DESTDIR
+Restart=always
+StartLimitInterval=0
+RestartSec=10
 
 [Install]
 WantedBy=multi-user.target
diff --git a/dockerfiles/kubernetes-controller-manager/service.template b/dockerfiles/kubernetes-controller-manager/service.template
index d73b0b35c8..eb8cd15ce7 100644
--- a/dockerfiles/kubernetes-controller-manager/service.template
+++ b/dockerfiles/kubernetes-controller-manager/service.template
@@ -4,8 +4,10 @@ Description=kubernetes-controller-manager
 [Service]
 ExecStart=$EXEC_START
 ExecStop=$EXEC_STOP
-Restart=on-failure
 WorkingDirectory=$DESTDIR
+Restart=always
+StartLimitInterval=0
+RestartSec=10
 
 [Install]
 WantedBy=multi-user.target
diff --git a/dockerfiles/kubernetes-kubelet/service.template b/dockerfiles/kubernetes-kubelet/service.template
index 54d70b0c0d..fb74df27af 100644
--- a/dockerfiles/kubernetes-kubelet/service.template
+++ b/dockerfiles/kubernetes-kubelet/service.template
@@ -5,8 +5,10 @@ After=docker.service
 [Service]
 ExecStart=$EXEC_START
 ExecStop=$EXEC_STOP
-Restart=on-failure
 WorkingDirectory=$DESTDIR
+Restart=always
+StartLimitInterval=0
+RestartSec=10
 
 [Install]
 WantedBy=multi-user.target
diff --git a/dockerfiles/kubernetes-proxy/service.template b/dockerfiles/kubernetes-proxy/service.template
index 3abf07a4ff..2ba34e9f7e 100644
--- a/dockerfiles/kubernetes-proxy/service.template
+++ b/dockerfiles/kubernetes-proxy/service.template
@@ -4,8 +4,10 @@ Description=kubernetes-proxy
 [Service]
 ExecStart=$EXEC_START
 ExecStop=$EXEC_STOP
-Restart=on-failure
 WorkingDirectory=$DESTDIR
+Restart=always
+StartLimitInterval=0
+RestartSec=10
 
 [Install]
 WantedBy=multi-user.target
diff --git a/dockerfiles/kubernetes-scheduler/service.template b/dockerfiles/kubernetes-scheduler/service.template
index d5a7e5e1e5..56211e7e89 100644
--- a/dockerfiles/kubernetes-scheduler/service.template
+++ b/dockerfiles/kubernetes-scheduler/service.template
@@ -4,8 +4,10 @@ Description=kubernetes-scheduler
 [Service]
 ExecStart=$EXEC_START
 ExecStop=$EXEC_STOP
-Restart=on-failure
 WorkingDirectory=$DESTDIR
+Restart=always
+StartLimitInterval=0
+RestartSec=10
 
 [Install]
 WantedBy=multi-user.target