6b3a6e6b98
Instead of saying "Google Inc." (which is not always correct) say "The Kubernetes Authors", which is generic.
87 lines
3.0 KiB
Bash
Executable File
87 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2014 The Kubernetes Authors All rights reserved.
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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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# exit on any error
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set -e
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# Setup hosts file to support ping by hostname to master
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if [ ! "$(cat /etc/hosts | grep $MASTER_NAME)" ]; then
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echo "Adding $MASTER_NAME to hosts file"
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echo "$MASTER_IP $MASTER_NAME" >> /etc/hosts
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fi
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# Setup hosts file to support ping by hostname to each minion in the cluster
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for (( i=0; i<${#MINION_NAMES[@]}; i++)); do
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minion=${MINION_NAMES[$i]}
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ip=${MINION_IPS[$i]}
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if [ ! "$(cat /etc/hosts | grep $minion)" ]; then
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echo "Adding $minion to hosts file"
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echo "$ip $minion" >> /etc/hosts
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fi
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done
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# Let the minion know who its master is
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# Recover the salt-minion if the salt-master network changes
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## auth_timeout - how long we want to wait for a time out
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## auth_tries - how many times we will retry before restarting salt-minion
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## auth_safemode - if our cert is rejected, we will restart salt minion
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## ping_interval - restart the minion if we cannot ping the master after 1 minute
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## random_reauth_delay - wait 0-3 seconds when reauthenticating
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## recon_default - how long to wait before reconnecting
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## recon_max - how long you will wait upper bound
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## state_aggregrate - try to do a single yum command to install all referenced packages where possible at once, should improve startup times
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##
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mkdir -p /etc/salt/minion.d
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cat <<EOF >/etc/salt/minion.d/master.conf
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master: '$(echo "$MASTER_NAME" | sed -e "s/'/''/g")'
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auth_timeout: 10
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auth_tries: 2
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auth_safemode: True
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ping_interval: 1
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random_reauth_delay: 3
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state_aggregrate:
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- pkg
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EOF
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cat <<EOF >/etc/salt/minion.d/log-level-debug.conf
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log_level: debug
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log_level_logfile: debug
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EOF
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# Our minions will have a pool role to distinguish them from the master.
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cat <<EOF >/etc/salt/minion.d/grains.conf
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grains:
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cloud: vagrant
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network_mode: openvswitch
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node_ip: '$(echo "$MINION_IP" | sed -e "s/'/''/g")'
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api_servers: '$(echo "$MASTER_IP" | sed -e "s/'/''/g")'
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networkInterfaceName: eth1
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roles:
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- kubernetes-pool
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cbr-cidr: '$(echo "$CONTAINER_SUBNET" | sed -e "s/'/''/g")'
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hostname_override: '$(echo "$MINION_IP" | sed -e "s/'/''/g")'
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EOF
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# we will run provision to update code each time we test, so we do not want to do salt install each time
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if ! which salt-minion >/dev/null 2>&1; then
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# Install Salt
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curl -sS -L --connect-timeout 20 --retry 6 --retry-delay 10 https://bootstrap.saltstack.com | sh -s
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else
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# Sometimes the minion gets wedged when it comes up along with the master.
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# Restarting it here un-wedges it.
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systemctl restart salt-minion.service
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fi
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