From 297920dcc1fa9a690388b362221ee7ef8986cbc1 Mon Sep 17 00:00:00 2001
From: Petro Protsakh <petro.protsakh@gmail.com>
Date: Mon, 13 Jan 2020 17:55:22 +0200
Subject: [PATCH] Detailed run control with entrypoint script (#1)

---
 Dockerfile    |  8 ++++++++
 action.yml    | 17 ++++++++---------
 entrypoint.sh | 21 +++++++++++++++++++++
 3 files changed, 37 insertions(+), 9 deletions(-)
 create mode 100644 Dockerfile
 create mode 100755 entrypoint.sh

diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..d033635
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,8 @@
+FROM ubuntu:18.04
+RUN apt-get update && apt-get install -y curl
+RUN curl -L -o /opa https://openpolicyagent.org/downloads/latest/opa_linux_amd64
+RUN chmod 755 /opa
+RUN /opa version
+COPY entrypoint.sh /
+RUN chmod +x /entrypoint.sh
+ENTRYPOINT ["/entrypoint.sh"]
diff --git a/action.yml b/action.yml
index aea4480..87b0b64 100644
--- a/action.yml
+++ b/action.yml
@@ -1,18 +1,17 @@
-name: OPA Test
-description: Run Open Policy Agent tests
-author: Petro Protsakh
+name: "OPA Test"
+description: "Run Open Policy Agent tests"
+author: "Petro Protsakh"
 branding:
   icon: check-square
   color: green
 inputs:
   tests:
-    description: Rego file or directory path where to discover tests. Defaults to repository root.
+    description: "Rego file or directory path where to discover tests. Defaults to repository root."
     required: false
     default: ./
+  options:
+    description: "Additional OPA command line flags. Example: `--verbose --timeout 3`. See `opa test --help` for more."
+    required: false
 runs:
   using: docker
-  image: docker://openpolicyagent/opa:latest
-  args:
-    - test
-    - ${{ inputs.tests }}
-    - -v
+  image: Dockerfile
diff --git a/entrypoint.sh b/entrypoint.sh
new file mode 100755
index 0000000..7b7f340
--- /dev/null
+++ b/entrypoint.sh
@@ -0,0 +1,21 @@
+#!/bin/bash
+
+printf "\n\n"
+echo "# Open Policy Agent"
+/opa version
+printf "\n\n"
+
+IFS=';'
+mapfile -t lines < <(echo "$INPUT_TESTS" | grep -v "^$")
+
+e_code=0
+for line in "${lines[@]}"; do
+  read -r -a args <<< "$line"
+  cmd="/opa test ${args[*]} $INPUT_OPTIONS"
+  echo " 🚀 Running: $cmd"
+  printf "\n"
+  eval "$cmd" || e_code=1
+  printf "\n\n"
+done
+
+exit $e_code