Master and nodes will run the 'node' role, kube-proxy is run under a container, new script for ssl certs

roles/kubernetes/node/files/kube-gen-token.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+# Copyright 2015 The Kubernetes Authors All rights reserved.
+#
+# 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.
+
+token_dir=${TOKEN_DIR:-/var/srv/kubernetes}
+token_file="${token_dir}/known_tokens.csv"
+
+create_accounts=($@)
+
+touch "${token_file}"
+for account in "${create_accounts[@]}"; do
+  if grep ",${account}," "${token_file}" ; then
+    continue
+  fi
+  token=$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64 | tr -d "=+/" | dd bs=32 count=1 2>/dev/null)
+  echo "${token},${account},${account}" >> "${token_file}"
+  echo "${token}" > "${token_dir}/${account}.token"
+  echo "Added ${account}"
+done

roles/kubernetes/node/files/make-ssl.sh

@@ -0,0 +1,107 @@
+#!/bin/bash
+
+# Author: skahlouc@skahlouc-laptop
+#
+# 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.
+
+set -o errexit
+set -o pipefail
+
+usage()
+{
+    cat << EOF
+Create self signed certificates
+
+Usage : $(basename $0) -f <config> [-c <cloud_provider>] [-d <ssldir>] [-g <ssl_group>]
+      -h | --help         : Show this message
+      -f | --config       : Openssl configuration file
+      -c | --cloud        : Cloud provider (GCE, AWS or AZURE)
+      -d | --ssldir       : Directory where the certificates will be installed
+      -g | --sslgrp       : Group of the certificates
+               
+               ex : 
+               $(basename $0) -f openssl.conf -c GCE -d /srv/ssl -g kube
+EOF
+}
+
+# Options parsing
+while (($#)); do
+    case "$1" in
+        -h | --help)   usage;   exit 0;;
+        -f | --config) CONFIG=${2}; shift 2;;
+        -c | --cloud) CLOUD=${2}; shift 2;;
+        -d | --ssldir) SSLDIR="${2}"; shift 2;; 
+        -g | --group) SSLGRP="${2}"; shift 2;;
+        *)
+            usage
+            echo "ERROR : Unknown option"
+            exit 3
+        ;;
+    esac
+done
+
+if [ -z ${CONFIG} ]; then
+    echo "ERROR: the openssl configuration file is missing. option -f"
+    exit 1
+fi
+if [ -z ${SSLDIR} ]; then
+    SSLDIR="/etc/kubernetes/certs"
+fi
+if [ -z ${SSLGRP} ]; then
+    SSLGRP="kube-cert"
+fi
+
+#echo "config=$CONFIG, cloud=$CLOUD, certdir=$SSLDIR, certgroup=$SSLGRP"
+
+SUPPORTED_CLOUDS="GCE AWS AZURE"
+
+# TODO: Add support for discovery on other providers?
+if [ "${CLOUD}" == "GCE" ]; then
+  CLOUD_IP=$(curl -s -H Metadata-Flavor:Google http://metadata.google.internal./computeMetadata/v1/instance/network-interfaces/0/access-configs/0/external-ip)
+fi
+
+if [ "${CLOUD}" == "AWS" ]; then
+  CLOUD_IP=$(curl -s http://169.254.169.254/latest/meta-data/public-ipv4)
+fi
+
+if [ "${CLOUD}" == "AZURE" ]; then
+  CLOUD_IP=$(uname -n | awk -F. '{ print $2 }').cloudapp.net
+fi
+
+tmpdir=$(mktemp -d --tmpdir kubernetes_cacert.XXXXXX)
+trap 'rm -rf "${tmpdir}"' EXIT
+cd "${tmpdir}"
+
+mkdir -p "${SSLDIR}"
+
+# Root CA
+openssl genrsa -out ca-key.pem 2048 > /dev/null 2>&1
+openssl req -x509 -new -nodes -key ca-key.pem -days 10000 -out ca.pem -subj "/CN=kube-ca" > /dev/null 2>&1
+
+# Apiserver
+openssl genrsa -out apiserver-key.pem 2048 > /dev/null 2>&1
+openssl req -new -key apiserver-key.pem -out apiserver.csr -subj "/CN=kube-apiserver" -config ${CONFIG} > /dev/null 2>&1
+openssl x509 -req -in apiserver.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out apiserver.pem -days 365 -extensions v3_req -extfile ${CONFIG} > /dev/null 2>&1
+
+# Nodes and Admin
+for i in node admin; do
+    openssl genrsa -out ${i}-key.pem 2048 > /dev/null 2>&1
+    openssl req -new -key ${i}-key.pem -out ${i}.csr -subj "/CN=kube-${i}" > /dev/null 2>&1
+    openssl x509 -req -in ${i}.csr -CA ca.pem -CAkey ca-key.pem -CAcreateserial -out ${i}.pem -days 365 > /dev/null 2>&1
+done
+
+# Install certs
+mv *.pem ${SSLDIR}/
+chgrp ${SSLGRP} ${SSLDIR}/*
+chmod 600 ${SSLDIR}/*-key.pem
+chown root:root ${SSLDIR}/*-key.pem