add support for --build-arg flag

artifacts/nickel/europar24/munoz_fault.ncl

@@ -6,10 +6,14 @@
   conf_date = 2024,
   comment = "There are two dockerfiles. a dockerfile from the authors that serves as a base image. we will only rebuild the base image. the top level image appear to be mostly a copy + compile, no install",
   virtualization = "docker",
-  buildfile_dir = ".",
-  dockerfile_path = ".docker/base/dockerfile",
+  buildfile_dir = "xpn-docker-euro-par2024",
+  dockerfile_path = "docker/base/dockerfile",
+  build_args = [
+    "UID=1234",
+    "GID=1000"
+  ],
   package_managers = [ "dpkg" ],
   misc_packages = [
     { name = "mpich-4.1.1", url = "https://www.mpich.org/static/downloads/4.1.1/mpich-4.1.1.tar.gz" }
   ]
-}
+}

ecg/app/ecg.py

@@ -74,9 +74,10 @@ def buildresult_saver(result, buildstatus_path, config_path):
         timestamp = str(datetime.datetime.timestamp(now))
         buildstatus_file.write(f"{artifact_name},{timestamp},{result}\n")
 
-def build_image(path, dockerfile_path, image_name):
+def build_image(path, dockerfile_path, image_name, build_args):
     logging.info(f"Starting building image {image_name}")
-    build_command = f"docker build --no-cache -t {image_name} -f {dockerfile_path} ."
+    build_args_str = " ".join(map(lambda x: f"--build-arg {x}", build_args))
+    build_command = f"docker build --no-cache -t {image_name} {build_args_str} -f {dockerfile_path} ."
     build_process = subprocess.run(build_command.split(" "), cwd=path, capture_output=True)
     build_output = f"stdout:\n{build_process.stdout.decode('utf-8')}\nstderr:\n{build_process.stderr.decode('utf-8')}"
     logging.info(f"Output of '{build_command}':\n\n{build_output}")
@@ -253,7 +254,7 @@ def ecg(artifact_name, config_path, pkglist_path, buildstatus_path, arthashlog_p
 
         if artifact_dir != "":
             path = os.path.join(artifact_dir, config["buildfile_dir"])
-            return_code, build_output = build_image(path, config["dockerfile_path"], artifact_name)
+            return_code, build_output = build_image(path, config["dockerfile_path"], artifact_name, config["build_args"])
             if return_code == 0:
                 status = "success"
                 check_env(config, artifact_dir, artifact_name, pkglist_path)

workflow/nickel/artifact_contract.ncl

@@ -82,6 +82,11 @@ in
       | doc "Path to the Dockerfile from the build directory"
       | FilePath
       | default = "Dockerfile",
+    build_args
+      | doc "Build arguments for Docker ('--build-arg')"
+      | optional
+      | Array String
+      | default = [],
     package_managers
       | doc "Package Managers used in the container. Possible values: dpkg, rpm, pacman, pip, conda"
       | optional