Upload custom vcl to fastly and activate it after successful validation

upload-custom-vcl-and-activate.sh

set -e

function callFastly() {
    endpoint="$1"
    shift
    curl -f -s -H "Fastly-Key: ${FASTLY_TOKEN}" -H "Accept: application/json" "https://api.fastly.com$endpoint" $*
}

function getCurrentVersion() {
    callFastly "/service/$SERVICE_ID/version" | jq '.[0].number'
}

function getCurrentVCL() {
    currentVersion=`getCurrentVersion`
    echo $currentVersion
    callFastly "/service/$SERVICE_ID/version/${currentVersion}/generated_vcl"
}

function createNewConfigurationVersion() {
    currentVersion=`getCurrentVersion`
    callFastly "/service/$SERVICE_ID/version/$currentVersion/clone" -X PUT | jq '.number'
}

function uploadVCL() {
    callFastly "/service/$SERVICE_ID/version/$1/vcl" -X POST --data-urlencode name=test --data-urlencode "content@$2"
}

function validateConfiguration() {
    callFastly "/service/$SERVICE_ID/version/$1/validate" 
}

function activateConfiguration() {
    callFastly "/service/$SERVICE_ID/version/$1/activate" -X PUT
}

assertOk() {
    if [ $? -ne 0 ]; then
        echo "Last command didn't succeed"
        exit 1;
    fi
}

if [ -z "$SERVICE_ID" ]; then
    echo "No SERVICE_ID env variable set"
    exit 1
fi

if [ -z "$FASTLY_TOKEN" ]; then
    echo "No FASTLY_TOKEN env variable set"
    exit 1
fi

if [ -z "$1" ]; then
    echo "No filename provided for vcl"
    exit 1
fi

echo "Creating new configuration"
version=`createNewConfigurationVersion`
echo "Uploading VCL"
uploadVCL "$version" "$1" > /dev/null
echo "Validating configuration"
validations=`validateConfiguration $version`
status=`echo $validations | jq -r '.status'`
if [ "$status" != "ok" ]; then
    echo "Validation of configuration failed"
    exit 1
fi
echo "Activating new configuration"
activateConfiguration $version > /dev/null
echo "All done."