trufflehog/action.yml

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name: 'TruffleHog OSS'
description: 'Scan Github Actions with TruffleHog.'
author: Truffle Security Co. <support@trufflesec.com>
inputs:
path:
description: Repository path
required: false
default: "./"
base:
description: Start scanning from here (usually main branch).
required: false
default: ''
head:
description: Scan commits until here (usually dev branch).
required: false
extra_args:
default: ''
description: Extra args to be passed to the trufflehog cli.
required: false
branding:
icon: "shield"
color: "green"
runs:
using: "composite"
steps:
- shell: bash
env:
REPO_PATH: ${{ inputs.path }}
BASE: ${{ inputs.base }}
HEAD: ${{ inputs.head }}
ARGS: ${{ inputs.extra_args }}
COMMITS: ${{ toJson(github.event.commits) }}
run: |
##########################################
## ADVANCED USAGE ##
## Scan by BASE & HEAD user inputs ##
## If BASE == HEAD, exit with error ##
##########################################
if [ -n "$BASE" ] || [ -n "$HEAD" ]; then
if [ -n "$BASE" ]; then
base_commit=$(git rev-parse "$BASE" 2>/dev/null) || true
else
base_commit=""
fi
if [ -n "$HEAD" ]; then
head_commit=$(git rev-parse "$HEAD" 2>/dev/null) || true
else
head_commit=""
fi
if [ $base_commit == $head_commit ] ; then
echo "::error::BASE and HEAD commits are the same. TruffleHog won't scan anything. Please see documentation (https://github.com/trufflesecurity/trufflehog#octocat-trufflehog-github-action)."
exit 1
fi
##########################################
## Scan commits based on event type ##
##########################################
else
if [ "${{ github.event_name }}" == "push" ]; then
COMMIT_LENGTH=$(printenv COMMITS | jq length)
if [ $COMMIT_LENGTH == "0" ]; then
echo "No commits to scan"
exit 0
fi
HEAD=${{ github.event.after }}
if [ ${{ github.event.before }} == "0000000000000000000000000000000000000000" ]; then
BASE=$(git rev-parse $HEAD~$COMMIT_LENGTH)
else
BASE=${{ github.event.before }}
fi
elif [ "${{ github.event_name }}" == "workflow_dispatch" ] || [ "${{ github.event_name }}" == "schedule" ]; then
BASE=""
HEAD=""
elif [ "${{ github.event_name }}" == "pull_request" ]; then
BASE=${{github.event.pull_request.base.sha}}
HEAD=${{github.event.pull_request.head.sha}}
fi
fi
##########################################
## Run TruffleHog ##
##########################################
docker run --rm -v "$REPO_PATH":/tmp \
ghcr.io/trufflesecurity/trufflehog:latest \
git file:///tmp/ \
--since-commit \
${BASE:-''} \
--branch \
${HEAD:-''} \
--fail \
--no-update \
--github-actions \
${ARGS:-''}