fix: nifty env var workaround

Author: parker-snyk

.circleci/build-cli.sh

@@ -1,9 +1,9 @@
 #! /bin/bash
 
-echo "Cloning CLI repo"
+echo "Starting CLI build process"
 cd ~
 # If the CLI repo doesn't exist (due to caching), clone it
-if [ ! -d "~/cli" ]; then
+if [ ! -d "cli" ]; then
     echo "Cloning CLI repo"
     git clone https://github.com/snyk/cli.git
 else

.circleci/config.yml

@@ -204,19 +204,21 @@ jobs:
           command: echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" >> ../.npmrc
       - run:
           name: Get latest CLI commit hash
+          # We can't use the CLI_COMMIT_HASH environment variable directly
+          # But we can write it to a file and use that to restore the cache
           command: |
             CLI_COMMIT_HASH=$(git ls-remote https://github.com/snyk/cli.git main | cut -f1)
-            echo "export CLI_COMMIT_HASH=$CLI_COMMIT_HASH" >> $BASH_ENV
-            source $BASH_ENV
+            echo "CLI_COMMIT_HASH: $CLI_COMMIT_HASH"
+            echo $CLI_COMMIT_HASH >> /tmp/cli-version
       - restore_cache:
           keys:
-            - v1-cli-repo-{{ .Environment.CLI_COMMIT_HASH }}
+            - v1-cli-repo-{{ checksum "/tmp/cli-version" }}
             - v1-cli-repo-
       - run:
           name: Build Snyk CLI with latest changes
           command: ./.circleci/build-cli.sh
       - save_cache:
-          key: v1-cli-repo-{{ .Environment.CLI_COMMIT_HASH }}
+          key: v1-cli-repo-{{ checksum "/tmp/cli-version" }}
           paths:
             - ~/cli
   build_and_test_latest_go_binary: