Patrik Lundin
020b8fe34c
Good idea to fail when unexpected things go wrong. Additional fixes added to the script to not stop where we can expect a non-zero return code. Requested by @fredrikt who also reviewed the patch before going in, thanks!
91 lines
2.8 KiB
Bash
Executable file
91 lines
2.8 KiB
Bash
Executable file
#!/bin/sh
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set -e
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cmd_hostname="$1"
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if test -z "$cmd_hostname"; then
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echo "Usage: $0 HOSTNAME REPO TAGPATTERN"
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exit 1
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fi
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cmd_repo="$2"
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if test -z "$cmd_repo"; then
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echo "Usage $0 HOSTNAME REPO TAGPATTERN"
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exit 2
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fi
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cmd_tags="$3"
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if test -z "$cmd_tags"; then
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echo "Usage $0 HOSTNAME REPO TAGPATTERN"
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exit 3
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fi
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set -x
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# cloud-init runs with LANG='US-ASCII' which is likely to fail because of non-US-ASCII chars in the manifest
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export LANG='en_US.UTF-8'
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export DEBIAN_FRONTEND='noninteractive'
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apt-get -y update
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apt-get -y upgrade
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for pkg in rsync git git-core wget gpg; do
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# script is running with "set -e", use "|| true" to allow packages to not
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# exist without stopping the script
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apt-get -y install $pkg || true
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done
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dpkg -i cosmos_1.5-1_all.deb
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if ! test -d /var/cache/cosmos/repo; then
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cosmos clone "$cmd_repo"
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fi
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# Re-run cosmos at reboot until it succeeds - use bash -l to get working proxy settings.
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# It is possible the file does not exist or contains no matching lines,
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# both cases are OK
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grep -v "^exit 0" /etc/rc.local > /etc/rc.local.new || true
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(echo ""
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echo "test -f /etc/run-cosmos-at-boot && (bash -l cosmos -v update; bash -l cosmos -v apply && rm /etc/run-cosmos-at-boot)"
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echo ""
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echo "exit 0"
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) >> /etc/rc.local.new
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mv -f /etc/rc.local.new /etc/rc.local
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touch /etc/run-cosmos-at-boot
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# If this cloud-config is set, it will interfere with our changes to /etc/hosts
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if [ -f /etc/cloud/cloud.cfg ]; then
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sed -i 's/manage_etc_hosts: true/manage_etc_hosts: false/g' /etc/cloud/cloud.cfg
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fi
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# Remove potential $hostname.novalocal line from /etc/hosts, added by cloud-init
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sed -i.bak -e "s/^127\.0\.1\.1 $(hostname)\..*novalocal.*//1" /etc/hosts
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hostname $cmd_hostname
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short=`echo ${cmd_hostname} | awk -F. '{print $1}'`
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echo "127.0.1.1 ${cmd_hostname} ${short}" >> /etc/hosts
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# Set up cosmos models. They are in the order of most significant first, so we want
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# <host> <group (if it exists)> <global>
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_host_type=`echo $cmd_hostname | cut -d - -f 1`
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models=$(
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echo -n '\\$COSMOS_REPO/'"$cmd_hostname/:"
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test -d /var/cache/cosmos/repo/${_host_type}-common && echo -n '\\$COSMOS_REPO/'"${_host_type}-common/:"
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echo -n '\\$COSMOS_REPO/global/'
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)
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echo "Configuring cosmos with the following models:"
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echo "${models}"
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perl -pi -e "s,#COSMOS_REPO_MODELS=.*,COSMOS_REPO_MODELS=\"${models}\"," /etc/cosmos/cosmos.conf
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perl -pi -e "s,#COSMOS_UPDATE_VERIFY_GIT_TAG_PATTERN=.*,COSMOS_UPDATE_VERIFY_GIT_TAG_PATTERN=\"${cmd_tags}*\"," /etc/cosmos/cosmos.conf
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env COSMOS_BASE=/var/cache/cosmos COSMOS_KEYS=/var/cache/cosmos/repo/global/overlay/etc/cosmos/keys /var/cache/cosmos/repo/global/post-tasks.d/015cosmos-trust
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mkdir -p /var/cache/scriptherder
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(date; nohup cosmos -v update && nohup cosmos -v apply && rm /etc/run-cosmos-at-boot; date) 2>&1 | tee /var/log/cosmos.log
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exit 0
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