From 52b6673b7af6c6018c9aa093692979a7a3597fd9 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@spreadspace.org>
Date: Wed, 12 Jan 2022 00:09:02 +0100
Subject: kubernetes/base: use cri-dockerd when docker runtime is configured

---
 .../base/templates/cri-dockerd.service.j2          | 27 ++++++++++++++++++++++
 .../base/templates/cri-dockerd.socket.j2           | 12 ++++++++++
 2 files changed, 39 insertions(+)
 create mode 100644 roles/kubernetes/base/templates/cri-dockerd.service.j2
 create mode 100644 roles/kubernetes/base/templates/cri-dockerd.socket.j2

(limited to 'roles/kubernetes/base/templates')

diff --git a/roles/kubernetes/base/templates/cri-dockerd.service.j2 b/roles/kubernetes/base/templates/cri-dockerd.service.j2
new file mode 100644
index 00000000..a83a18f0
--- /dev/null
+++ b/roles/kubernetes/base/templates/cri-dockerd.service.j2
@@ -0,0 +1,27 @@
+[Unit]
+Description=CRI Interface for Docker Application Container Engine
+Documentation=https://docs.mirantis.com
+After=network-online.target firewalld.service docker.service
+Wants=network-online.target
+Requires=cri-dockerd.socket
+StartLimitBurst=3
+StartLimitIntervalSec=60s
+
+[Service]
+Type=notify
+ExecStart=/usr/bin/cri-dockerd --container-runtime-endpoint fd:// --network-plugin=cni --cni-bin-dir=/opt/cni/bin --cni-conf-dir=/etc/cni/net.d
+ExecReload=/bin/kill -s HUP $MAINPID
+TimeoutSec=0
+RestartSec=2
+Restart=always
+# Having non-zero Limit*s causes performance problems due to accounting overhead
+# in the kernel. We recommend using cgroups to do container-local accounting.
+LimitNOFILE=infinity
+LimitNPROC=infinity
+LimitCORE=infinity
+TasksMax=infinity
+Delegate=yes
+KillMode=process
+
+[Install]
+WantedBy=multi-user.target
diff --git a/roles/kubernetes/base/templates/cri-dockerd.socket.j2 b/roles/kubernetes/base/templates/cri-dockerd.socket.j2
new file mode 100644
index 00000000..8dfa27d4
--- /dev/null
+++ b/roles/kubernetes/base/templates/cri-dockerd.socket.j2
@@ -0,0 +1,12 @@
+[Unit]
+Description=CRI Docker Socket for the API
+PartOf=cri-dockerd.service
+
+[Socket]
+ListenStream=%t/cri-dockerd.sock
+SocketMode=0660
+SocketUser=root
+SocketGroup=docker
+
+[Install]
+WantedBy=sockets.target
-- 
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