Add CI job to check if updateBinary downloads the correct release

.circleci/config.yml

@@ -15,6 +15,7 @@ workflows:
  - truffle-sample-project
  - cli-smoke-test
  - solidity-solcjs-ext-test
+ - update-binary-test
 
 version: 2.1
 
@@ -375,6 +376,24 @@ jobs:
  - run: cd solidity/ && curl "https://binaries.soliditylang.org/bin/soljson-nightly.js" --location --output soljson.js
  - run: cd solidity/ && test/externalTests/solc-js/solc-js.sh "$(realpath soljson.js)" "$(scripts/get_version.sh)" "$(realpath ../solc-js/)"
 
+ update-binary-test:
+ docker:
+ - image: cimg/node:current
+ steps:
+ - show-npm-version
+ - checkout:
+ path: solc-js
+ - install-dependencies:
+ cache-id: solc-js
+ path: solc-js
+ - run:
+ name: Verify that `npm run updateBinary` downloads the latest release
+ command: |
+ cd solc-js
+ npm run updateBinary
+ npm run build
+ scripts/is-binary-up-to-date.sh
+
  node-v10:
  <<: *node-base
  docker:

scripts/is-binary-up-to-date.sh

@@ -0,0 +1,54 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+BASE_URL="https://binaries.soliditylang.org/bin"
+REPO_ROOT="$(dirname "$0")/.."
+LIST_FILE=$(mktemp -t solc-bin-list-XXXXXX.json)
+
+function fail() {
+ echo -e "ERROR: $*" >&2
+ exit 1
+}
+
+function check_release_version() {
+ local current_version="$1"
+
+ curl --silent --fail "${BASE_URL}/list.json" -o "$LIST_FILE"
+ [[ ! -f $LIST_FILE ]] && fail "Download of release list failed:\n [url]: ${BASE_URL}/list.json"
+
+ # Retrieve the latest released version
+ latest_version_short=$(jq --raw-output ".latestRelease" "$LIST_FILE")
+ latest_release_path=$(jq --raw-output ".releases | .[\"${latest_version_short}\"]" "$LIST_FILE")
+
+ # Check if current version is the latest release
+ if [[ "soljson-v${current_version}.js" != "$latest_release_path" ]]; then
+ fail "Version is not the latest release:\n [current]: ${current_version}\n [latest]: ${latest_version_short}"
+ fi
+
+ current_sha=$(shasum --binary --algorithm 256 ./soljson.js | awk '{ print $1 }')
+ release_sha=$(jq --raw-output ".builds[] | select(.path == \"${latest_release_path}\") | .sha256" "$LIST_FILE" | sed 's/^0x//')
+
+ # Check if sha matches
+ if [[ $current_sha != "$release_sha" ]]; then
+ fail "Checksum mismatch.\n [current]: ${current_sha}\n [release]: ${release_sha}"
+ fi
+}
+
+(
+ cd "$REPO_ROOT"
+
+ current_version=$(node ./dist/solc.js --version | sed --regexp-extended --quiet 's/^(.*).Emscripten.*/\1/p')
+
+ # Verify if current version matches the package version.
+ # It already exits with an error if the version mismatch
+ node ./dist/verifyVersion.js
+
+ # Verify if current version is the latest release
+ if check_release_version "$current_version"; then
+ echo "The currently installed soljson.js binary (${current_version}) matches the latest release available in solc-bin."
+ fi
+
+ # Cleanup temp files
+ rm -f "$LIST_FILE"
+)