Cache compilers in integration tests

.circleci/config.yml

@@ -66,15 +66,15 @@ jobs:
           working_directory: ./packages/boba/bundler
 
       - restore_cache: # special step to restore the dependency cache
-          key: dependency-cache-{{ checksum "yarn.lock" }}-{{ checksum "./packages/boba/bundler/all.deps" }}
+          key: dependency-cache-{{ checksum "yarn.lock" }}-{{ checksum "./packages/boba/bundler/all.deps" }}-{{ .Environment.CACHE_VERSION }}
 
       - run:
           name: yarn-install-if-no-cache
           command:  test -d node_modules/truffle || yarn
           working_directory: ./packages/boba/bundler
 
       - save_cache: # special step to save the dependency cache
-          key: dependency-cache-{{ checksum "yarn.lock" }}-{{ checksum "./packages/boba/bundler/all.deps" }}
+          key: dependency-cache-{{ checksum "yarn.lock" }}-{{ checksum "./packages/boba/bundler/all.deps" }}-{{ .Environment.CACHE_VERSION }}
           paths:
             - ./packages/boba/bundler/node_modules
             - ./packages/boba/bundler/packages/node_modules
@@ -153,6 +153,38 @@ jobs:
     parallelism: 4
     steps:
       - checkout
+
+      - run:
+          name: Generate cache key from all hardhat.config.ts files
+          working_directory: ops
+          command: ./scripts/checksum.sh /tmp/checksum.txt
+
+      - restore_cache:
+          keys:
+            - solc-compilers-{{ checksum "/tmp/checksum.txt" }}-{{ .Environment.CACHE_VERSION }}
+
+      - run:
+          name: Cache compliers
+          command: |
+            mkdir -p /home/circleci/.cache/hardhat-nodejs/compilers-v2/linux-amd64/
+            cd /home/circleci/.cache/hardhat-nodejs/compilers-v2/linux-amd64/
+
+            find . -name list.json | grep . || curl -L https://github.com/ethereum/solc-bin/raw/gh-pages/linux-amd64/list.json -o ./list.json
+            find . -name solc-linux-amd64-v0.4.11+commit.68ef5810 | grep . || curl -L https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.4.11+commit.68ef5810 -o ./solc-linux-amd64-v0.4.11+commit.68ef5810
+            find . -name solc-linux-amd64-v0.5.17+commit.d19bba13 | grep . || curl -L https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.5.17+commit.d19bba13 -o ./solc-linux-amd64-v0.5.17+commit.d19bba13
+            find . -name solc-linux-amd64-v0.6.6+commit.6c089d02 | grep . || curl -L https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.6.6+commit.6c089d02 -o ./solc-linux-amd64-v0.6.6+commit.6c089d02
+            find . -name solc-linux-amd64-v0.8.9+commit.e5eed63a | grep . || curl -L https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.9+commit.e5eed63a -o ./solc-linux-amd64-v0.8.9+commit.e5eed63a
+            find . -name solc-linux-amd64-v0.8.11+commit.d7f03943 | grep . || curl -L https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.11+commit.d7f03943 -o ./solc-linux-amd64-v0.8.11+commit.d7f03943
+            find . -name solc-linux-amd64-v0.8.15+commit.e14f2714 | grep . || curl -L https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.15+commit.e14f2714 -o ./solc-linux-amd64-v0.8.15+commit.e14f2714
+            find . -name solc-linux-amd64-v0.8.17+commit.8df45f5f | grep . || curl -L https://binaries.soliditylang.org/linux-amd64/solc-linux-amd64-v0.8.17+commit.8df45f5f -o ./solc-linux-amd64-v0.8.17+commit.8df45f5f
+            chmod +x /home/circleci/.cache/hardhat-nodejs/compilers-v2/linux-amd64/*
+          working_directory: /
+
+      - save_cache:
+          key: solc-compilers-{{ checksum "/tmp/checksum.txt" }}-{{ .Environment.CACHE_VERSION }}
+          paths:
+            - /home/circleci/.cache/hardhat-nodejs/compilers-v2/linux-amd64/
+
       - run:
           name: Build the project
           command: yarn && yarn build

ops/scripts/checksum.sh

@@ -0,0 +1,23 @@
+#!/bin/bash
+RESULT_FILE=$1
+
+if [ -f $RESULT_FILE ]; then
+  rm $RESULT_FILE
+fi
+touch $RESULT_FILE
+
+checksum_file() {
+  echo `openssl md5 $1 | awk '{print $2}'`
+}
+
+FILES=()
+while read -r -d ''; do
+	FILES+=("$REPLY")
+done < <(find ../packages -name 'hardhat.config.ts' -type f -print0)
+
+# Loop through files and append MD5 to result file
+for FILE in ${FILES[@]}; do
+	echo `checksum_file $FILE` >> $RESULT_FILE
+done
+# Now sort the file so that it is
+sort $RESULT_FILE -o $RESULT_FILE