open-consul/.github/scripts/verify_envoy_version.sh

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#!/bin/bash
# Copyright (c) HashiCorp, Inc.
# SPDX-License-Identifier: MPL-2.0
set -euo pipefail
current_branch=$GITHUB_REF
GITHUB_DEFAULT_BRANCH='main'
if [ -z "$GITHUB_TOKEN" ]; then
echo "GITHUB_TOKEN must be set"
exit 1
fi
if [ -z "$current_branch" ]; then
echo "GITHUB_REF must be set"
exit 1
fi
# Get Consul and Envoy version
SCRIPT_DIR="$( cd -- "$(dirname "$0")" >/dev/null 2>&1 ; pwd -P )"
pushd $SCRIPT_DIR/../.. # repository root
consul_envoy_data_json=$(echo go run ./test/integration/consul-container/test/consul_envoy_version/consul_envoy_version.go)
# go back to where you started when finished
popd
if [ -z "$consul_envoy_data_json" ]; then
echo "Error! Consul and Envoy versions not returned: $consul_envoy_data_json"
exit 1
fi
# sanitize_consul_envoy_version removes characters from result that may contain new lines, spaces, and [...]
# example envoyVersions:[1.25.4 1.24.6 1.23.8 1.22.11] => 1.25.4 1.24.6 1.23.8 1.22.11
sanitize_consul_envoy_version() {
local _consul_version=$(eval "$consul_envoy_data_json" | jq -r '.ConsulVersion')
local _envoy_version=$(eval "$consul_envoy_data_json" | jq -r '.EnvoyVersions' | tr -d '"' | tr -d '\n' | tr -d ' '| tr -d '[]')
echo "${_consul_version}" "${_envoy_version}"
}
# get major version for Consul and Envoy
get_major_version(){
local _verison="$1"
local _abbrVersion="$(cut -d "." -f1-2 <<< $_verison)"
echo "${_abbrVersion}"
}
get_latest_envoy_version() {
OUTPUT_FILE=$(mktemp)
HTTP_CODE=$(curl -L --silent --output "$OUTPUT_FILE" -w "%{http_code}" \
-H "Accept: application/vnd.github+json" \
-H "Authorization: Bearer ${GITHUB_TOKEN}"\
-H "X-GitHub-Api-Version: 2022-11-28" \
https://api.github.com/repos/envoyproxy/envoy/releases/latest)
if [[ ${HTTP_CODE} -lt 200 || ${HTTP_CODE} -gt 299 ]]; then
cat >&2 "$OUTPUT_FILE"
rm "$OUTPUT_FILE"
exit 1
fi
_latest_envoy_version=$(jq -r '.tag_name' "$OUTPUT_FILE")
echo "$_latest_envoy_version"
rm "$OUTPUT_FILE"
}
# major_envoy_versions takes multiple arguments
major_envoy_versions(){
version=("$@")
for i in "${version[@]}";
do
envoy_versions_array+="$(cut -d "." -f1-2 <<< $i)"
done
echo "${envoy_versions_array}"
}
# Get latest Envoy version from envoyproxy repo
released_envoy_version=$(get_latest_envoy_version)
major_released_envoy_version="${released_envoy_version[@]:1:4}"
validate_envoy_version_main(){
echo "verify "main" GitHub branch has latest envoy version"
# Get envoy version for current branch
ENVOY_VERSIONS=$(sanitize_consul_envoy_version | awk '{print $2}' | tr ',' ' ')
envoy_version_main_branch=$(get_major_version ${ENVOY_VERSIONS})
if [[ "$envoy_version_main_branch" != "$major_released_envoy_version" ]]; then
echo
echo "Latest released Envoy version is: "$released_envoy_version""
echo "ERROR! Branch $current_branch; Envoy versions: "$ENVOY_VERSIONS" needs to be updated."
exit 1
else
echo "#### SUCCESS! ##### Compatible Envoy versions found: ${ENVOY_VERSIONS}"
exit 0
fi
}
if [[ "$current_branch" == *"$GITHUB_DEFAULT_BRANCH"* ]]; then
validate_envoy_version_main
fi
# filter consul and envoy version
CONSUL_VERSION=$(sanitize_consul_envoy_version | awk '{print $1}')
ENVOY_VERSIONS=$(sanitize_consul_envoy_version | awk '{print $2}' | tr ',' ' ')
# Get Consul and Envoy version from default branch
echo checking out "${GITHUB_DEFAULT_BRANCH}" branch
git checkout "${GITHUB_DEFAULT_BRANCH}"
# filter consul and envoy version from default branch
CONSUL_VERSION_DEFAULT_BRANCH=$(sanitize_consul_envoy_version | awk '{print $1}')
ENVOY_VERSIONS_DEFAULT_BRANCH=$(sanitize_consul_envoy_version | awk '{print $2}' | tr ',' ' ')
# Ensure required values are not empty
if [ -z "$CONSUL_VERSION" ] || [ -z "$CONSUL_VERSION_DEFAULT_BRANCH" ] || [ -z "$ENVOY_VERSIONS" ] || [ -z "$ENVOY_VERSIONS_DEFAULT_BRANCH" ]; then
echo "Error! Consul version: $CONSUL_VERSION | Consul version default branch: $CONSUL_VERSION_DEFAULT_BRANCH | Envoy version: $ENVOY_VERSIONS | Envoy version default branch: $ENVOY_VERSIONS_DEFAULT_BRANCH cannot be empty"
exit 1
fi
echo checking out branch: "${current_branch}"
git checkout "${current_branch}"
echo
echo "Branch ${current_branch} =>Consul version: ${CONSUL_VERSION}; Envoy Version: ${ENVOY_VERSIONS}"
echo "Branch ${GITHUB_DEFAULT_BRANCH} =>Consul version: ${CONSUL_VERSION_DEFAULT_BRANCH}; Envoy Version: ${ENVOY_VERSIONS_DEFAULT_BRANCH}"
## Get major Consul and Envoy versions on release and default branch
MAJOR_CONSUL_VERSION=$(get_major_version ${CONSUL_VERSION})
MAJOR_CONSUL_VERSION_DEFAULT_BRANCH=$(get_major_version ${CONSUL_VERSION_DEFAULT_BRANCH})
MAJOR_ENVOY_VERSION_DEFAULT_BRANCH=$(get_major_version ${ENVOY_VERSIONS_DEFAULT_BRANCH})
_envoy_versions=($ENVOY_VERSIONS)
_envoy_versions_default=($ENVOY_VERSIONS_DEFAULT_BRANCH)
## Validate supported envoy versions available - should be 4
echo
echo "Validating supported envoy versions available on branches: $current_branch and $GITHUB_DEFAULT_BRANCH"
if [ "${#_envoy_versions_default[@]}" != 4 ] || [ "${#_envoy_versions[@]}" != 4 ]; then
echo "Branch $GITHUB_DEFAULT_BRANCH =>Consul version: ${CONSUL_VERSION_DEFAULT_BRANCH}; Envoy versions: $ENVOY_VERSIONS_DEFAULT_BRANCH"
echo "Branch $current_branch =>Consul version: ${CONSUL_VERSION}; Envoy versions: $_envoy_versions"
echo "ERROR! Envoy should have 4 compatible versions."
exit 1
fi
echo "Checking if branch $GITHUB_DEFAULT_BRANCH has latest Envoy version"
## 1. Check "main" GitHub branch has latest envoy version
if [[ "$MAJOR_ENVOY_VERSION_DEFAULT_BRANCH" != "$major_released_envoy_version" ]]; then
echo
echo "Latest released Envoy version is: "$released_envoy_version""
echo "ERROR! Branch $GITHUB_DEFAULT_BRANCH; Envoy versions: "$ENVOY_VERSIONS_DEFAULT_BRANCH" needs to be updated."
exit 1
else
echo "#### SUCCESS! #####. Compatible Envoy versions found: ${ENVOY_VERSIONS_DEFAULT_BRANCH}"
echo
## 2. Check main branch and release branch support the same Envoy major versions
## Get the major Consul version on the main and release branch. If both branches have
## the same major Consul version, verify both branches have the same major Envoy versions.
## Return error if major envoy versions are not the same.
echo "Checking branch $current_branch and $GITHUB_DEFAULT_BRANCH have the same compatible major Envoy versions."
consul_version_diff=$(echo "$MAJOR_CONSUL_VERSION_DEFAULT_BRANCH $MAJOR_CONSUL_VERSION" | awk '{print $1 - $2}')
check=$(echo "$consul_version_diff == 0" | bc -l)
if (( $check )); then
echo "Branch $current_branch and $GITHUB_DEFAULT_BRANCH have the same major Consul version "$MAJOR_CONSUL_VERSION""
echo "Validating branches have the same Envoy major versions..."
_major_envoy_versions=$(major_envoy_versions $ENVOY_VERSIONS)
_major_envoy_versions_default=$(major_envoy_versions $ENVOY_VERSIONS_DEFAULT_BRANCH)
if [[ "$_major_envoy_versions_default" != "$_major_envoy_versions" ]]; then
echo "Branch $GITHUB_DEFAULT_BRANCH =>Envoy versions: $_major_envoy_versions"
echo "Branch $current_branch =>Envoy versions: $_major_envoy_versions_default"
echo "ERROR! Branches should support the same major versions for envoy."
exit 1
else
echo "#### SUCCESS! #####. Compatible Envoy major versions found: $ENVOY_VERSIONS_DEFAULT_BRANCH"
fi
else
echo "No validation needed. Branches have different Consul versions"
fi
fi