vendor files

vendor/k8s.io/kubernetes/cluster/centos/node/bin/mk-docker-opts.sh

@@ -0,0 +1,108 @@
+#!/bin/bash
+
+# Copyright 2014 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Generate Docker daemon options based on flannel env file.
+
+# exit on any error
+set -e
+
+usage() {
+  echo "$0 [-f FLANNEL-ENV-FILE] [-d DOCKER-ENV-FILE] [-i] [-c] [-m] [-k COMBINED-KEY]
+
+Generate Docker daemon options based on flannel env file
+OPTIONS:
+    -f  Path to flannel env file. Defaults to /run/flannel/subnet.env
+    -d  Path to Docker env file to write to. Defaults to /run/docker_opts.env
+    -i  Output each Docker option as individual var. e.g. DOCKER_OPT_MTU=1500
+    -c  Output combined Docker options into DOCKER_OPTS var
+    -k  Set the combined options key to this value (default DOCKER_OPTS=)
+    -m  Do not output --ip-masq (useful for older Docker version)
+" >/dev/stderr 
+  exit 1
+}
+
+flannel_env="/run/flannel/subnet.env"
+docker_env="/run/docker_opts.env"
+combined_opts_key="DOCKER_OPTS"
+indiv_opts=false
+combined_opts=false
+ipmasq=true
+
+while getopts "f:d:ick:" opt; do
+  case $opt in
+    f)
+      flannel_env=$OPTARG
+      ;;
+    d)
+      docker_env=$OPTARG
+      ;;
+    i)
+      indiv_opts=true
+      ;;
+    c)
+      combined_opts=true
+      ;;
+    m)
+      ipmasq=false
+      ;;
+    k)
+      combined_opts_key=$OPTARG
+      ;;
+    \?)
+      usage
+      ;;
+  esac
+done
+
+if [[ $indiv_opts = false ]] && [[ $combined_opts = false ]]; then
+  indiv_opts=true
+  combined_opts=true
+fi
+
+if [[ -f "$flannel_env" ]]; then
+  source $flannel_env
+fi
+
+if [[ -n "$FLANNEL_SUBNET" ]]; then
+  DOCKER_OPT_BIP="--bip=$FLANNEL_SUBNET"
+fi
+
+if [[ -n "$FLANNEL_MTU" ]]; then
+  DOCKER_OPT_MTU="--mtu=$FLANNEL_MTU"
+fi
+
+if [[ "$FLANNEL_IPMASQ" = true ]] && [[ $ipmasq = true ]]; then
+  DOCKER_OPT_IPMASQ="--ip-masq=false"
+fi
+
+eval docker_opts="\$${combined_opts_key}"
+docker_opts+=" "
+
+echo -n "" >$docker_env
+for opt in $(compgen -v DOCKER_OPT_); do
+  eval val=\$$opt
+
+  if [[ "$indiv_opts" = true ]]; then
+    echo "$opt=\"$val\"" >>$docker_env
+  fi
+
+  docker_opts+="$val "
+done
+
+if [[ "$combined_opts" = true ]]; then
+  echo "${combined_opts_key}=\"${docker_opts}\"" >>$docker_env
+fi
+

vendor/k8s.io/kubernetes/cluster/centos/node/bin/remove-docker0.sh

@@ -0,0 +1,27 @@
+#!/bin/bash
+
+# Copyright 2014 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# Delete default docker bridge, so that docker can start with flannel network.
+
+# exit on any error
+set -e
+
+rc=0
+ip link show docker0 >/dev/null 2>&1 || rc="$?"
+if [[ "$rc" -eq "0" ]]; then
+  ip link set dev docker0 down
+  ip link delete docker0
+fi

vendor/k8s.io/kubernetes/cluster/centos/node/scripts/docker.sh

@@ -0,0 +1,48 @@
+#!/bin/bash
+
+# Copyright 2014 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+DOCKER_OPTS=${1:-""}
+
+DOCKER_CONFIG=/opt/kubernetes/cfg/docker
+
+cat <<EOF >$DOCKER_CONFIG
+DOCKER_OPTS="-H tcp://127.0.0.1:4243 -H unix:///var/run/docker.sock -s overlay --selinux-enabled=false ${DOCKER_OPTS}"
+EOF
+
+cat <<EOF >/usr/lib/systemd/system/docker.service
+[Unit]
+Description=Docker Application Container Engine
+Documentation=http://docs.docker.com
+After=network.target flannel.service
+Requires=flannel.service
+
+[Service]
+Type=notify
+EnvironmentFile=-/run/flannel/docker
+EnvironmentFile=-/opt/kubernetes/cfg/docker
+WorkingDirectory=/opt/kubernetes/bin
+ExecStart=/opt/kubernetes/bin/dockerd \$DOCKER_OPT_BIP \$DOCKER_OPT_MTU \$DOCKER_OPTS
+LimitNOFILE=1048576
+LimitNPROC=1048576
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+systemctl daemon-reload
+systemctl enable docker
+systemctl restart docker

vendor/k8s.io/kubernetes/cluster/centos/node/scripts/flannel.sh

@@ -0,0 +1,75 @@
+#!/bin/bash
+
+# Copyright 2014 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+ETCD_SERVERS=${1:-"https://8.8.8.18:2379"}
+FLANNEL_NET=${2:-"172.16.0.0/16"}
+
+CA_FILE="/srv/kubernetes/etcd/ca.pem"
+CERT_FILE="/srv/kubernetes/etcd/client.pem"
+KEY_FILE="/srv/kubernetes/etcd/client-key.pem"
+
+cat <<EOF >/opt/kubernetes/cfg/flannel
+FLANNEL_ETCD="-etcd-endpoints=${ETCD_SERVERS}"
+FLANNEL_ETCD_KEY="-etcd-prefix=/coreos.com/network"
+FLANNEL_ETCD_CAFILE="--etcd-cafile=${CA_FILE}"
+FLANNEL_ETCD_CERTFILE="--etcd-certfile=${CERT_FILE}"
+FLANNEL_ETCD_KEYFILE="--etcd-keyfile=${KEY_FILE}"
+EOF
+
+cat <<EOF >/usr/lib/systemd/system/flannel.service
+[Unit]
+Description=Flanneld overlay address etcd agent
+After=network.target
+Before=docker.service
+
+[Service]
+EnvironmentFile=-/opt/kubernetes/cfg/flannel
+ExecStartPre=/opt/kubernetes/bin/remove-docker0.sh
+ExecStart=/opt/kubernetes/bin/flanneld --ip-masq \${FLANNEL_ETCD} \${FLANNEL_ETCD_KEY} \${FLANNEL_ETCD_CAFILE} \${FLANNEL_ETCD_CERTFILE} \${FLANNEL_ETCD_KEYFILE}
+ExecStartPost=/opt/kubernetes/bin/mk-docker-opts.sh -d /run/flannel/docker
+
+Type=notify
+
+[Install]
+WantedBy=multi-user.target
+RequiredBy=docker.service
+EOF
+
+# Store FLANNEL_NET to etcd.
+attempt=0
+while true; do
+  /opt/kubernetes/bin/etcdctl --ca-file ${CA_FILE} --cert-file ${CERT_FILE} --key-file ${KEY_FILE} \
+    --no-sync -C ${ETCD_SERVERS} \
+    get /coreos.com/network/config >/dev/null 2>&1
+  if [[ "$?" == 0 ]]; then
+    break
+  else
+    if (( attempt > 600 )); then
+      echo "timeout for waiting network config" > ~/kube/err.log
+      exit 2
+    fi
+
+    /opt/kubernetes/bin/etcdctl --ca-file ${CA_FILE} --cert-file ${CERT_FILE} --key-file ${KEY_FILE} \
+      --no-sync -C ${ETCD_SERVERS} \
+      mk /coreos.com/network/config "{\"Network\":\"${FLANNEL_NET}\"}" >/dev/null 2>&1
+    attempt=$((attempt+1))
+    sleep 3
+  fi
+done
+wait
+
+systemctl daemon-reload

vendor/k8s.io/kubernetes/cluster/centos/node/scripts/kubelet.sh

@@ -0,0 +1,97 @@
+#!/bin/bash
+
+# Copyright 2014 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+MASTER_ADDRESS=${1:-"8.8.8.18"}
+NODE_ADDRESS=${2:-"8.8.8.20"}
+DNS_SERVER_IP=${3:-"192.168.3.100"}
+DNS_DOMAIN=${4:-"cluster.local"}
+KUBECONFIG_DIR=${KUBECONFIG_DIR:-/opt/kubernetes/cfg}
+
+# Generate a kubeconfig file
+cat <<EOF > "${KUBECONFIG_DIR}/kubelet.kubeconfig"
+apiVersion: v1
+kind: Config
+clusters:
+  - cluster:
+      server: http://${MASTER_ADDRESS}:8080/
+    name: local
+contexts:
+  - context:
+      cluster: local
+    name: local
+current-context: local
+EOF
+
+cat <<EOF >/opt/kubernetes/cfg/kubelet
+# --logtostderr=true: log to standard error instead of files
+KUBE_LOGTOSTDERR="--logtostderr=true"
+
+#  --v=0: log level for V logs
+KUBE_LOG_LEVEL="--v=4"
+
+# --address=0.0.0.0: The IP address for the Kubelet to serve on (set to 0.0.0.0 for all interfaces)
+NODE_ADDRESS="--address=${NODE_ADDRESS}"
+
+# --port=10250: The port for the Kubelet to serve on. Note that "kubectl logs" will not work if you set this flag.
+NODE_PORT="--port=10250"
+
+# --hostname-override="": If non-empty, will use this string as identification instead of the actual hostname.
+NODE_HOSTNAME="--hostname-override=${NODE_ADDRESS}"
+
+# Path to a kubeconfig file, specifying how to connect to the API server.
+KUBELET_KUBECONFIG="--kubeconfig=${KUBECONFIG_DIR}/kubelet.kubeconfig"
+
+# --allow-privileged=false: If true, allow containers to request privileged mode. [default=false]
+KUBE_ALLOW_PRIV="--allow-privileged=false"
+
+# DNS info
+KUBELET__DNS_IP="--cluster-dns=${DNS_SERVER_IP}"
+KUBELET_DNS_DOMAIN="--cluster-domain=${DNS_DOMAIN}"
+
+# Add your own!
+KUBELET_ARGS=""
+EOF
+
+KUBELET_OPTS="      \${KUBE_LOGTOSTDERR}     \\
+                    \${KUBE_LOG_LEVEL}       \\
+                    \${NODE_ADDRESS}         \\
+                    \${NODE_PORT}            \\
+                    \${NODE_HOSTNAME}        \\
+                    \${KUBELET_KUBECONFIG}   \\
+                    \${KUBE_ALLOW_PRIV}      \\
+                    \${KUBELET__DNS_IP}      \\
+                    \${KUBELET_DNS_DOMAIN}   \\
+                    \$KUBELET_ARGS"
+
+cat <<EOF >/usr/lib/systemd/system/kubelet.service
+[Unit]
+Description=Kubernetes Kubelet
+After=docker.service
+Requires=docker.service
+
+[Service]
+EnvironmentFile=-/opt/kubernetes/cfg/kubelet
+ExecStart=/opt/kubernetes/bin/kubelet ${KUBELET_OPTS}
+Restart=on-failure
+KillMode=process
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+systemctl daemon-reload
+systemctl enable kubelet
+systemctl restart kubelet

vendor/k8s.io/kubernetes/cluster/centos/node/scripts/proxy.sh

@@ -0,0 +1,56 @@
+#!/bin/bash
+
+# Copyright 2014 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+MASTER_ADDRESS=${1:-"8.8.8.18"}
+NODE_ADDRESS=${2:-"8.8.8.20"}
+
+cat <<EOF >/opt/kubernetes/cfg/kube-proxy
+# --logtostderr=true: log to standard error instead of files
+KUBE_LOGTOSTDERR="--logtostderr=true"
+
+#  --v=0: log level for V logs
+KUBE_LOG_LEVEL="--v=4"
+
+# --hostname-override="": If non-empty, will use this string as identification instead of the actual hostname.
+NODE_HOSTNAME="--hostname-override=${NODE_ADDRESS}"
+
+# --master="": The address of the Kubernetes API server (overrides any value in kubeconfig)
+KUBE_MASTER="--master=http://${MASTER_ADDRESS}:8080"
+EOF
+
+KUBE_PROXY_OPTS="   \${KUBE_LOGTOSTDERR} \\
+                    \${KUBE_LOG_LEVEL}   \\
+                    \${NODE_HOSTNAME}    \\
+                    \${KUBE_MASTER}"
+
+cat <<EOF >/usr/lib/systemd/system/kube-proxy.service
+[Unit]
+Description=Kubernetes Proxy
+After=network.target
+
+[Service]
+EnvironmentFile=-/opt/kubernetes/cfg/kube-proxy
+ExecStart=/opt/kubernetes/bin/kube-proxy ${KUBE_PROXY_OPTS}
+Restart=on-failure
+
+[Install]
+WantedBy=multi-user.target
+EOF
+
+systemctl daemon-reload
+systemctl enable kube-proxy
+systemctl restart kube-proxy