61 lines
1.8 KiB
Go
61 lines
1.8 KiB
Go
package googlecompute
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import (
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"fmt"
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)
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const StartupScriptKey string = "startup-script"
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const StartupScriptStatusKey string = "startup-script-status"
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const StartupWrappedScriptKey string = "packer-wrapped-startup-script"
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const EnableOSLoginKey string = "enable-oslogin"
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const StartupScriptStatusDone string = "done"
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const StartupScriptStatusError string = "error"
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const StartupScriptStatusNotDone string = "notdone"
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var StartupScriptLinux string = fmt.Sprintf(`#!/usr/bin/env bash
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echo "Packer startup script starting."
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RETVAL=0
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BASEMETADATAURL=http://metadata.google.internal/computeMetadata/v1/instance/
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GetMetadata () {
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echo "$(curl -f -H "Metadata-Flavor: Google" ${BASEMETADATAURL}/${1} 2> /dev/null)"
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}
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ZONE=$(basename $(GetMetadata zone))
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SetMetadata () {
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gcloud compute instances add-metadata ${HOSTNAME} --metadata ${1}=${2} --zone ${ZONE}
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}
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STARTUPSCRIPT=$(GetMetadata attributes/%s)
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STARTUPSCRIPTPATH=/packer-wrapped-startup-script
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if [ -f "/var/log/startupscript.log" ]; then
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STARTUPSCRIPTLOGPATH=/var/log/startupscript.log
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else
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STARTUPSCRIPTLOGPATH=/var/log/daemon.log
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fi
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STARTUPSCRIPTLOGDEST=$(GetMetadata attributes/startup-script-log-dest)
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if [[ ! -z $STARTUPSCRIPT ]]; then
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echo "Executing user-provided startup script..."
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echo "${STARTUPSCRIPT}" > ${STARTUPSCRIPTPATH}
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chmod +x ${STARTUPSCRIPTPATH}
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${STARTUPSCRIPTPATH}
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RETVAL=$?
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if [[ ! -z $STARTUPSCRIPTLOGDEST ]]; then
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echo "Uploading user-provided startup script log to ${STARTUPSCRIPTLOGDEST}..."
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gsutil -h "Content-Type:text/plain" cp ${STARTUPSCRIPTLOGPATH} ${STARTUPSCRIPTLOGDEST}
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fi
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rm ${STARTUPSCRIPTPATH}
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fi
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echo "Packer startup script done."
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SetMetadata %s %s
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exit $RETVAL
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`, StartupWrappedScriptKey, StartupScriptStatusKey, StartupScriptStatusDone)
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var StartupScriptWindows string = ""
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