Update the test server container to use the new ghcr image

Some updated to make this easier to use and maintain.

.github/workflows/update_test_server.yaml

@@ -0,0 +1,38 @@
+name: Update Hussh Test Server GHCR Image
+
+on:
+  push:
+    paths:
+      - 'tests/setup/**'
+  pull_request:
+    paths:
+      - 'tests/setup/**'
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v3
+
+    - name: Set up Docker Buildx
+      uses: docker/setup-buildx-action@v2
+
+    # Login to GitHub Container Registry only on push events
+    - name: Login to GitHub Container Registry
+      if: github.event_name == 'push'
+      uses: docker/login-action@v2
+      with:
+        registry: ghcr.io
+        username: jacobcallahan
+        password: ${{ secrets.GHCR_TOKEN }}
+
+    # Build and push Docker image
+    - name: Build and push Docker image
+      uses: docker/build-push-action@v4
+      with:
+        context: .
+        # Conditionally push based on the event type
+        push: ${{ github.event_name == 'push' }}
+        tags: ghcr.io/jacobcallahan/hussh/hussh-test-server:latest

benchmarks/README.md

@@ -6,7 +6,8 @@ It is also a good idea to run benchmarks a few times and run an average.
 
 ## Install benchmarking requirements
 First, you will either need to have your own test target, putting that information in the `target.json` file in this directory.
-Alternatively, you can install Docker or Podman, then build the hussh-test-server image in the `tests/setup/` directory of this repo.
+If you want to use the test server container, pull it from `ghcr.io/jacobcallahan/hussh/hussh-test-server:latest`
+Alternatively, you can build the hussh-test-server image in the `tests/setup/` directory of this repo.
 Then you can start the test server with this command
 ```bash
 docker run --rm -d -p 8022:22 hussh-test-server

tests/conftest.py

@@ -10,19 +10,17 @@
 import pytest
 
 TESTDIR = PurePath(__file__).parent
+TEST_SERVER_IMAGE = "ghcr.io/jacobcallahan/hussh/hussh-test-server:latest"
 
 
 @pytest.fixture(scope="session")
 def ensure_test_server_image():
     """Ensure that the test server Docker image is available."""
     client = docker.from_env()
     try:
-        client.images.get("hussh-test-server")
+        client.images.get(TEST_SERVER_IMAGE)
     except docker.errors.ImageNotFound:
-        client.images.build(
-            path=str(TESTDIR / "setup"),
-            tag="hussh-test-server",
-        )
+        client.images.pull(TEST_SERVER_IMAGE)
     client.close()
 
 
@@ -34,7 +32,7 @@ def run_test_server(ensure_test_server_image):
         container = client.containers.get("hussh-test-server")
     except docker.errors.NotFound:  # if not, start it
         container = client.containers.run(
-            "hussh-test-server",
+            TEST_SERVER_IMAGE,
             detach=True,
             ports={"22/tcp": 8022},
             name="hussh-test-server",
@@ -54,7 +52,7 @@ def run_second_server(ensure_test_server_image):
         container = client.containers.get("hussh-test-server2")
     except docker.errors.NotFound:  # if not, start it
         container = client.containers.run(
-            "hussh-test-server",
+            TEST_SERVER_IMAGE,
             detach=True,
             ports={"22/tcp": 8023},
             name="hussh-test-server2",