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123 lines
4.5 KiB
Bash
Executable File
123 lines
4.5 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2014 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -o errexit
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set -o nounset
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set -o pipefail
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# Set the host name explicitly
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# See: https://github.com/mitchellh/vagrant/issues/2430
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hostnamectl set-hostname ${MASTER_NAME}
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# Set the variable to empty value explicitly
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if_to_edit=""
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if [[ "$(grep 'VERSION_ID' /etc/os-release)" =~ ^VERSION_ID=23 ]]; then
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# Disable network interface being managed by Network Manager (needed for Fedora 21+)
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NETWORK_CONF_PATH=/etc/sysconfig/network-scripts/
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if_to_edit=$( find ${NETWORK_CONF_PATH}ifcfg-* | xargs grep -l VAGRANT-BEGIN )
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for if_conf in ${if_to_edit}; do
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grep -q ^NM_CONTROLLED= ${if_conf} || echo 'NM_CONTROLLED=no' >> ${if_conf}
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sed -i 's/#^NM_CONTROLLED=.*/NM_CONTROLLED=no/' ${if_conf}
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done;
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systemctl restart network
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fi
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# needed for vsphere support
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# handle the case when no 'VAGRANT-BEGIN' comment was defined in network-scripts
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# set the NETWORK_IF_NAME to have a default value in such case
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NETWORK_IF_NAME=`echo ${if_to_edit} | awk -F- '{ print $3 }'`
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if [[ -z "$NETWORK_IF_NAME" ]]; then
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NETWORK_IF_NAME=${DEFAULT_NETWORK_IF_NAME}
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fi
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# Setup hosts file to support ping by hostname to each node in the cluster from apiserver
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for (( i=0; i<${#NODE_NAMES[@]}; i++)); do
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node=${NODE_NAMES[$i]}
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ip=${NODE_IPS[$i]}
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if [ ! "$(cat /etc/hosts | grep $node)" ]; then
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echo "Adding $node to hosts file"
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echo "$ip $node" >> /etc/hosts
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fi
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done
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echo "127.0.0.1 localhost" >> /etc/hosts # enables cmds like 'kubectl get pods' on master.
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echo "$MASTER_IP $MASTER_NAME" >> /etc/hosts
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enable-accounting
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prepare-package-manager
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# Configure the master network
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if [ "${NETWORK_PROVIDER}" != "kubenet" ]; then
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provision-network-master
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fi
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write-salt-config kubernetes-master
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# Generate and distribute a shared secret (bearer token) to
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# apiserver and kubelet so that kubelet can authenticate to
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# apiserver to send events.
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known_tokens_file="/srv/salt-overlay/salt/kube-apiserver/known_tokens.csv"
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if [[ ! -f "${known_tokens_file}" ]]; then
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mkdir -p /srv/salt-overlay/salt/kube-apiserver
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known_tokens_file="/srv/salt-overlay/salt/kube-apiserver/known_tokens.csv"
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(umask u=rw,go= ;
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echo "$KUBELET_TOKEN,kubelet,kubelet" > $known_tokens_file;
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echo "$KUBE_PROXY_TOKEN,kube_proxy,kube_proxy" >> $known_tokens_file;
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echo "$KUBE_BEARER_TOKEN,admin,admin" >> $known_tokens_file)
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mkdir -p /srv/salt-overlay/salt/kubelet
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kubelet_auth_file="/srv/salt-overlay/salt/kubelet/kubernetes_auth"
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(umask u=rw,go= ; echo "{\"BearerToken\": \"$KUBELET_TOKEN\", \"Insecure\": true }" > $kubelet_auth_file)
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create-salt-kubelet-auth
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create-salt-kubeproxy-auth
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# Generate tokens for other "service accounts". Append to known_tokens.
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#
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# NB: If this list ever changes, this script actually has to
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# change to detect the existence of this file, kill any deleted
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# old tokens and add any new tokens (to handle the upgrade case).
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service_accounts=("system:scheduler" "system:controller_manager" "system:logging" "system:monitoring" "system:dns")
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for account in "${service_accounts[@]}"; do
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token=$(dd if=/dev/urandom bs=128 count=1 2>/dev/null | base64 | tr -d "=+/" | dd bs=32 count=1 2>/dev/null)
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echo "${token},${account},${account}" >> "${known_tokens_file}"
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done
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fi
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readonly BASIC_AUTH_FILE="/srv/salt-overlay/salt/kube-apiserver/basic_auth.csv"
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if [ ! -e "${BASIC_AUTH_FILE}" ]; then
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mkdir -p /srv/salt-overlay/salt/kube-apiserver
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(umask 077;
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echo "${MASTER_PASSWD},${MASTER_USER},admin" > "${BASIC_AUTH_FILE}")
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fi
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# Enable Fedora Cockpit on host to support Kubernetes administration
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# Access it by going to <master-ip>:9090 and login as vagrant/vagrant
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if ! which /usr/libexec/cockpit-ws &>/dev/null; then
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pushd /etc/yum.repos.d
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curl -OL https://copr.fedorainfracloud.org/coprs/g/cockpit/cockpit-preview/repo/fedora-23/msuchy-cockpit-preview-fedora-23.repo
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dnf install -y cockpit cockpit-kubernetes docker socat ethtool
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popd
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systemctl enable cockpit.socket
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systemctl start cockpit.socket
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fi
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install-salt
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run-salt
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