netbox-docker/build-latest.sh

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#!/bin/bash
# Builds the latest released version
echo "▶️ $0 $*"
set -x
ORIGINAL_GITHUB_REPO="digitalocean/netbox"
GITHUB_REPO="${GITHUB_REPO-$ORIGINAL_GITHUB_REPO}"
URL_RELEASES="https://api.github.com/repos/${GITHUB_REPO}/releases"
JQ_LATEST="group_by(.prerelease) | .[] | sort_by(.published_at) | reverse | .[0] | select(.prerelease==${PRERELEASE-false}) | .tag_name"
CURL="curl -sS"
VERSION=$($CURL "${URL_RELEASES}" | jq -r "${JQ_LATEST}")
# Check if the prerelease version is actually higher than stable version
if [ "${PRERELEASE}" == "true" ]; then
JQ_STABLE="group_by(.prerelease) | .[] | sort_by(.published_at) | reverse | .[0] | select(.prerelease==false) | .tag_name"
STABLE_VERSION=$($CURL "${URL_RELEASES}" | jq -r "${JQ_STABLE}")
# shellcheck disable=SC2003
MAJOR_STABLE=$(expr match "${STABLE_VERSION}" 'v\([0-9]\+\)')
# shellcheck disable=SC2003
MINOR_STABLE=$(expr match "${STABLE_VERSION}" 'v[0-9]\+\.\([0-9]\+\)')
# shellcheck disable=SC2003
MAJOR_UNSTABLE=$(expr match "${VERSION}" 'v\([0-9]\+\)')
# shellcheck disable=SC2003
MINOR_UNSTABLE=$(expr match "${VERSION}" 'v[0-9]\+\.\([0-9]\+\)')
if ( [ "$MAJOR_STABLE" -eq "$MAJOR_UNSTABLE" ] && [ "$MINOR_STABLE" -ge "$MINOR_UNSTABLE" ] ) \
|| [ "$MAJOR_STABLE" -gt "$MAJOR_UNSTABLE" ]; then
echo "❎ Latest unstable version ('$VERSION') is not higher than the latest stable version ('$STABLE_VERSION')."
if [ -z "$DEBUG" ]; then
exit 0
else
echo "⚠️ Would exit here with code '0', but DEBUG is enabled."
fi
fi
fi
# Check if that version is not already available on docker hub:
ORIGINAL_DOCKERHUB_REPO="ninech/netbox"
DOCKERHUB_REPO="${DOCKERHUB_REPO-$ORIGINAL_DOCKERHUB_REPO}"
URL_DOCKERHUB_TOKEN="https://auth.docker.io/token?service=registry.docker.io&scope=repository:${DOCKERHUB_REPO}:pull"
BEARER_TOKEN="$($CURL "${URL_DOCKERHUB_TOKEN}" | jq -r .token)"
URL_DOCKERHUB_TAG="https://registry.hub.docker.com/v2/${DOCKERHUB_REPO}/tags/list"
AUTHORIZATION_HEADER="Authorization: Bearer ${BEARER_TOKEN}"
if [ -z "$VARIANT" ]; then
DOCKER_TAG="${VERSION}"
else
DOCKER_TAG="${VERSION}-${VARIANT}"
fi
ALREADY_BUILT="$($CURL -H "${AUTHORIZATION_HEADER}" "${URL_DOCKERHUB_TAG}" | jq -e ".tags | any(.==\"${DOCKER_TAG}\")")"
if [ "$ALREADY_BUILT" == "false" ]; then
# shellcheck disable=SC2068
./build.sh "${VERSION}" $@
exit $?
else
echo "${DOCKER_TAG} already exists on https://hub.docker.com/r/${DOCKERHUB_REPO}"
exit 0
fi