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cluster/gce/coreos: Update master and node cloud config.

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This commit is contained in:
Yifan Gu
2015-11-13 13:14:08 -08:00
parent fe70bf8485
commit 1705f4919f
2 changed files with 260 additions and 102 deletions
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188
cluster/gce/coreos/master.yaml Normal file
View File

@@ -0,0 +1,188 @@
#cloud-config
coreos:
units:
- name: kube-env.service
command: start
content: |
[Unit]
Description=Fetch kubernetes-node-environment
Requires=network-online.target
After=network-online.target
[Service]
Type=oneshot
RemainAfterExit=yes
ExecStartPre=/usr/bin/curl --fail --silent --show-error \
-H "X-Google-Metadata-Request: True" \
-o /etc/kube-env.yaml \
http://metadata.google.internal/computeMetadata/v1/instance/attributes/kube-env
# Transform the yaml to env file.
ExecStartPre=/usr/bin/mv /etc/kube-env.yaml /etc/kube-env
ExecStart=/usr/bin/sed -i "s/: '/=/;s/'$//" /etc/kube-env
- name: kubernetes-install-rkt.service
command: start
content: |
[Unit]
Description=Fetch rkt
Documentation=http://github.com/coreos/rkt
Requires=network-online.target
After=network-online.target
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/mkdir -p /etc/rkt
ExecStartPre=/usr/bin/mkdir -p /opt/downloads
ExecStartPre=/usr/bin/curl --location --create-dirs --output /opt/downloads/rkt.tar.gz https://github.com/coreos/rkt/releases/download/v${RKT_VERSION}/rkt-v${RKT_VERSION}.tar.gz
ExecStart=/usr/bin/tar xf /opt/downloads/rkt.tar.gz -C /opt --overwrite
- name: kubernetes-download-salt.service
command: start
content: |
[Unit]
Description=Download salt
Requires=network-online.target
After=network-online.target
Requires=kube-env.service
After=kube-env.service
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/mkdir -p /opt/downloads
ExecStartPre=/usr/bin/curl --location --create-dirs --output /opt/downloads/kubernetes-salt.tar.gz ${SALT_TAR_URL}
# TODO(yifan): Check hash.
ExecStart=/usr/bin/tar xf /opt/downloads/kubernetes-salt.tar.gz -C /opt --overwrite
- name: kubernetes-download-manifests.service
command: start
content: |
[Unit]
Description=Download manifests
Requires=network-online.target
After=network-online.target
Requires=kube-env.service
After=kube-env.service
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/mkdir -p /opt/downloads
ExecStartPre=/usr/bin/curl --location --create-dirs --output /opt/downloads/kubernetes-manifests.tar.gz ${KUBE_MANIFESTS_TAR_URL}
# TODO(yifan): Check hash.
ExecStartPre=/usr/bin/mkdir -p /opt/kube-manifests
ExecStart=/usr/bin/tar xf /opt/downloads/kubernetes-manifests.tar.gz -C /opt/kube-manifests --overwrite
- name: kubernetes-install-node.service
command: start
content: |
[Unit]
Description=Install Kubernetes Server
Requires=network-online.target
After=network-online.target
Requires=kube-env.service
After=kube-env.service
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/mkdir -p /opt/downloads
ExecStartPre=/usr/bin/curl --location --create-dirs --output /opt/downloads/kubernetes-server-linux-amd64.tar.gz ${SERVER_BINARY_TAR_URL}
# TODO(yifan): Check hash.
ExecStart=/usr/bin/tar xf /opt/downloads/kubernetes-server-linux-amd64.tar.gz -C /opt --overwrite
- name: kubelet.service
command: start
content: |
[Unit]
Description=Run Kubelet service
Requires=network-online.target
After=network-online.target
Requires=kube-env.service
After=kube-env.service
Requires=kubernetes-download-manifests.service
After=kubernetes-download-manifests.service
[Service]
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/curl --fail --silent --show-error \
-H "X-Google-Metadata-Request: True" \
-o /run/configure-kubelet.sh \
http://metadata.google.internal/computeMetadata/v1/instance/attributes/configure-kubelet
ExecStartPre=/usr/bin/chmod 0755 /run/configure-kubelet.sh
ExecStartPre=/run/configure-kubelet.sh
ExecStart=/opt/kubernetes/server/bin/kubelet \
--api-servers=https://${INSTANCE_PREFIX}-master \
--enable-debugging-handlers=false \
--cloud-provider=gce \
--config=/etc/kubernetes/manifests \
--allow-privileged=true \
--v=2 \
--cluster-dns=${DNS_SERVER_IP} \
--cluster-domain=${DNS_DOMAIN} \
--logtostderr=true \
--container-runtime=${KUBERNETES_CONTAINER_RUNTIME} \
--rkt-path=/opt/rkt-v${RKT_VERSON}/rkt \
--configure-cbr0=${KUBERNETES_CONFIGURE_CBR0} \
--pod-cidr=${MASTER_IP_RANGE} \
--register-schedulable=false \
--reconcile-cidr=false
Restart=always
RestartSec=10
- name: docker.service
command: start
drop-ins:
- name: 50-docker-opts.conf
content: |
[Service]
Environment='DOCKER_OPTS=--bridge=cbr0 --iptables=false --ip-masq=false'
MountFlags=slave
LimitNOFILE=1048576
LimitNPROC=1048576
LimitCORE=infinity
Restart=always
RestartSec=2s
StartLimitInterval=0
- name: kubernetes-configure-node.service
command: start
content: |
[Unit]
Description=Configure Node For Kubernetes service
Requires=kubernetes-install-node.service
After=kubernetes-install-node.service
Requires=kubernetes-install-rkt.service
After=kubernetes-install-rkt.service
Requires=kubernetes-download-salt.service
After=kubernetes-download-salt.service
Requires=kubernetes-download-manifests.service
After=kubernetes-download-manifests.service
# Need the kubelet/docker running because we will use docker load for docker images.
Requires=kubelet.service
After=kubelet.service
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/curl --fail --silent --show-error \
-H "X-Google-Metadata-Request: True" \
-o /run/configure-node.sh \
http://metadata.google.internal/computeMetadata/v1/instance/attributes/configure-node
ExecStartPre=/usr/bin/chmod 0755 /run/configure-node.sh
ExecStart=/run/configure-node.sh
- name: kubernetes-addons.service
command: start
content: |
[Unit]
Description=Start Kubernetes addons and watch for updates.
Requires=kubernetes-configure-node.service
After=kubernetes-configure-node.service
[Service]
Environment=KUBECTL_BIN=/opt/kubernetes/server/bin/kubectl
Environment=kubelet_kubeconfig_file=/var/lib/kubelet/kubeconfig
ExecStartPre=/usr/bin/chmod 0755 /opt/kubernetes/saltbase/salt/kube-addons/kube-addons.sh
ExecStart=/opt/kubernetes/saltbase/salt/kube-addons/kube-addons.sh
Restart=always
RestartSec=10

174
cluster/gce/coreos/node.yaml
View File

@@ -1,68 +1,5 @@
#cloud-config
write_files:
- path: /run/configure-hostname.sh
permissions: "0755"
content: |
#!/bin/bash -e
set -x
source /etc/kube-env
hostnamectl set-hostname $(hostname | cut -f1 -d.)
- path: /run/setup-auth.sh
permissions: "0755"
content: |
#!/bin/bash -e
set -x
source /etc/kube-env
/usr/bin/mkdir -p /var/lib/kubelet
cat > /var/lib/kubelet/kubeconfig << EOF
apiVersion: v1
kind: Config
users:
- name: kubelet
user:
token: ${KUBELET_TOKEN}
clusters:
- name: local
cluster:
insecure-skip-tls-verify: true
contexts:
- context:
cluster: local
user: kubelet
name: service-account-context
current-context: service-account-context
EOF
- path: /run/config-kube-proxy.sh
permissions: "0755"
content: |
#!/bin/bash -e
set -x
source /etc/kube-env
/usr/bin/mkdir -p /var/lib/kube-proxy
cat > /var/lib/kube-proxy/kubeconfig << EOF
apiVersion: v1
kind: Config
users:
- name: kube-proxy
user:
token: ${KUBE_PROXY_TOKEN}
clusters:
- name: local
cluster:
insecure-skip-tls-verify: true
contexts:
- context:
cluster: local
user: kube-proxy
name: service-account-context
current-context: service-account-context
EOF
coreos:
units:
- name: kube-env.service
@@ -80,30 +17,46 @@ coreos:
-o /etc/kube-env.yaml \
http://metadata.google.internal/computeMetadata/v1/instance/attributes/kube-env
# Transform the yaml to env file.
ExecStartPre=/usr/bin/cp /etc/kube-env.yaml /etc/kube-env
ExecStartPre=/usr/bin/mv /etc/kube-env.yaml /etc/kube-env
ExecStart=/usr/bin/sed -i "s/: '/=/;s/'$//" /etc/kube-env
- name: kubernetes-install-rkt.service
command: start
content: |
[Unit]
Description=Fetch Rocket
Description=Fetch rkt
Documentation=http://github.com/coreos/rkt
Requires=network-online.target
After=network-online.target
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/rm -rf /opt/rkt
ExecStartPre=/usr/bin/mkdir -p /opt/rkt
ExecStartPre=/usr/bin/mkdir -p /etc/rkt
ExecStartPre=/usr/bin/wget \
-O /opt/rkt/rkt-v${RKT_VERSION}.tar.gz \
https://github.com/coreos/rkt/releases/download/v${RKT_VERSION}/rkt-v${RKT_VERSION}.tar.gz
ExecStartPre=/usr/bin/tar xzvf /opt/rkt/rkt-v${RKT_VERSION}.tar.gz -C /opt --overwrite
ExecStart=/usr/bin/mv /opt/rkt-v${RKT_VERSION} /opt/rkt/rkt
ExecStartPre=/usr/bin/mkdir -p /opt/downloads
ExecStartPre=/usr/bin/curl --location --create-dirs --output /opt/downloads/rkt.tar.gz https://github.com/coreos/rkt/releases/download/v${RKT_VERSION}/rkt-v${RKT_VERSION}.tar.gz
ExecStart=/usr/bin/tar xf /opt/downloads/rkt.tar.gz -C /opt --overwrite
- name: kubernetes-install-minion.service
- name: kubernetes-download-manifests.service
command: start
content: |
[Unit]
Description=Download manifests
Requires=network-online.target
After=network-online.target
Requires=kube-env.service
After=kube-env.service
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/mkdir -p /opt/downloads
ExecStartPre=/usr/bin/curl --location --create-dirs --output /opt/downloads/kubernetes-manifests.tar.gz ${KUBE_MANIFESTS_TAR_URL}
# TODO(yifan): Check hash.
ExecStartPre=/usr/bin/mkdir -p /opt/kube-manifests
ExecStart=/usr/bin/tar xf /opt/downloads/kubernetes-manifests.tar.gz -C /opt/kube-manifests --overwrite
- name: kubernetes-install-node.service
command: start
content: |
[Unit]
@@ -120,33 +73,25 @@ coreos:
ExecStartPre=/usr/bin/curl --location --create-dirs --output /opt/kubernetes/pkg/kubernetes-server-linux-amd64.tar.gz ${SERVER_BINARY_TAR_URL}
ExecStart=/usr/bin/tar xf /opt/kubernetes/pkg/kubernetes-server-linux-amd64.tar.gz -C /opt --overwrite
- name: kubernetes-preparation.service
command: start
content: |
[Unit]
Description=Configure Node For Kubernetes service
Requires=kubernetes-install-minion.service
After=kubernetes-install-minion.service
Requires=kubernetes-install-rkt.service
After=kubernetes-install-rkt.service
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
# TODO(dawnchen): Push this to separate write-files
ExecStart=/run/configure-hostname.sh
- name: kubelet.service
command: start
content: |
[Unit]
Description=Run Kubelet service
Requires=kubernetes-preparation.service
After=kubernetes-preparation.service
Requires=network-online.target
After=network-online.target
Requires=kube-env.service
After=kube-env.service
Requires=kubernetes-download-manifests.service
After=kubernetes-download-manifests.service
[Service]
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/mkdir -p /etc/kubernetes/manifests
ExecStartPre=/run/setup-auth.sh
ExecStartPre=/usr/bin/curl --fail --silent --show-error \
-H "X-Google-Metadata-Request: True" \
-o /run/configure-kubelet.sh \
http://metadata.google.internal/computeMetadata/v1/instance/attributes/configure-kubelet
ExecStartPre=/usr/bin/chmod 0755 /run/configure-kubelet.sh
ExecStartPre=/run/configure-kubelet.sh
ExecStart=/opt/kubernetes/server/bin/kubelet \
--api-servers=https://${INSTANCE_PREFIX}-master \
--enable-debugging-handlers=true \
@@ -158,9 +103,8 @@ coreos:
--cluster-domain=${DNS_DOMAIN} \
--logtostderr=true \
--container-runtime=${KUBERNETES_CONTAINER_RUNTIME} \
--rkt-path=/opt/rkt/rkt/rkt \
--configure-cbr0=${KUBERNETES_CONFIGURE_CBR0} \
--pod-cidr=${MASTER_IP_RANGE} \
--rkt-path=/opt/rkt-v${RKT_VERSON}/rkt \
--configure-cbr0=${KUBERNETES_CONFIGURE_CBR0}
Restart=always
RestartSec=10
@@ -169,15 +113,12 @@ coreos:
content: |
[Unit]
Description=Start Kube-proxy service as Daemon
Requires=kubernetes-install-minion.service
After=kubernetes-install-minion.service
Requires=kubernetes-install-rkt.service
After=kubernetes-install-rkt.service
Requires=kubernetes-configure-node.service
After=kubernetes-configure-node.service
[Service]
EnvironmentFile=/etc/kube-env
ExecStartPre=/run/config-kube-proxy.sh
ExecStart=/opt/kubernetes/server/bin/kube-proxy \
--master=https://${KUBERNETES_MASTER_NAME}.c.${PROJECT_ID}.internal \
--master=https://${KUBERNETES_MASTER_NAME} \
--kubeconfig=/var/lib/kube-proxy/kubeconfig \
--v=2 \
--logtostderr=true
@@ -191,3 +132,32 @@ coreos:
content: |
[Service]
Environment='DOCKER_OPTS=--bridge=cbr0 --iptables=false --ip-masq=false'
MountFlags=slave
LimitNOFILE=1048576
LimitNPROC=1048576
LimitCORE=infinity
Restart=always
RestartSec=2s
StartLimitInterval=0
- name: kubernetes-configure-node.service
command: start
content: |
[Unit]
Description=Configure Node For Kubernetes service
Requires=kubernetes-install-node.service
After=kubernetes-install-node.service
Requires=kubernetes-install-rkt.service
After=kubernetes-install-rkt.service
Requires=kubernetes-download-manifests.service
After=kubernetes-download-manifests.service
[Service]
Type=oneshot
RemainAfterExit=yes
EnvironmentFile=/etc/kube-env
ExecStartPre=/usr/bin/curl --fail --silent --show-error \
-H "X-Google-Metadata-Request: True" \
-o /run/configure-node.sh \
http://metadata.google.internal/computeMetadata/v1/instance/attributes/configure-node
ExecStartPre=/usr/bin/chmod 0755 /run/configure-node.sh
ExecStart=/run/configure-node.sh