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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,5 +1,5 @@ | ||
| # to run locally: | ||
| # export CSPROJ_FILE=.github/test/src/core-demo-api.csproj | ||
| # export CSPROJ_FILE=.github/test/src/core-demo-api.csproj or export GO_MOD_FILE=go.mod | ||
| # export GITHUB_OUTPUT="./tmp/output.txt" | ||
| # python3 build/create_dockerfile.py | ||
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@@ -11,7 +11,10 @@ | |
| def find_assembly_name(csproj_file): | ||
| root = ET.parse(csproj_file).getroot() | ||
| if len(root.findall("PropertyGroup/AssemblyName")) > 0: | ||
| return root.findall("PropertyGroup/AssemblyName")[-1].text + ".dll" | ||
| assembly_name = root.findall("PropertyGroup/AssemblyName")[-1].text | ||
| if not isinstance(assembly_name, str): | ||
| raise ValueError("Unable to find AssemblyName in csproj-file") | ||
| return f"{assembly_name}.dll" | ||
| else: | ||
| return os.path.splitext(os.path.basename(csproj_file))[0] + ".dll" | ||
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@@ -21,7 +24,9 @@ def find_docker_base_image_tag(csproj_file): | |
| if len(root.findall("PropertyGroup/TargetFramework")) > 0: | ||
| # .NET 8.0 | ||
| framework = root.findall("PropertyGroup/TargetFramework")[-1].text | ||
| tag = framework[3:] + "-alpine" | ||
| if not isinstance(framework, str): | ||
| raise ValueError("Unable to find TargetFramework in csproj-file") | ||
| tag = f"{framework[3:]}-alpine" | ||
| return tag | ||
| else: | ||
| raise ValueError("Unable to find TargetFramework in csproj-file") | ||
|
|
@@ -30,7 +35,7 @@ def find_docker_base_image_tag(csproj_file): | |
| def find_docker_runtime_base_image(csproj_file): | ||
| root = ET.parse(csproj_file).getroot() | ||
| if "Sdk" not in root.attrib: | ||
| raise ValueError("Unable to find Sdk in csproj-file") | ||
| raise ValueError("Unable to find SDK in csproj-file") | ||
| sdk = root.attrib["Sdk"] | ||
| if sdk in ["Microsoft.NET.Sdk"]: | ||
| return "mcr.microsoft.com/dotnet/runtime" | ||
|
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@@ -102,31 +107,96 @@ def write_dockerfile( | |
| print("Dockerfile:\n" + f.read()) | ||
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| def write_dockerfile_go(go_mod_path, filename): | ||
| with open(os.environ["GITHUB_OUTPUT"], "a") as fh: | ||
| key = "DOCKERFILE" | ||
| print(f"{key}={filename}", file=fh) | ||
|
|
||
| template = """FROM golang:alpine AS build | ||
| LABEL maintainer="[email protected]" | ||
| ENV GO111MODULE=on CGO_ENABLED=0 GOOS=linux GOARCH=amd64 | ||
| WORKDIR /app | ||
| COPY go.mod go.sum ./ | ||
| RUN go mod download | ||
| COPY *.go ./ | ||
| RUN go build -o ./out/executable . | ||
| FROM alpine:latest | ||
| LABEL maintainer="[email protected]" | ||
| RUN addgroup application-group --gid 1001 && \\ | ||
| adduser application-user --uid 1001 \\ | ||
| --ingroup application-group \\ | ||
| --disabled-password | ||
| WORKDIR /app | ||
| COPY --from=build /app/out . | ||
| RUN chown --recursive application-user . | ||
| USER application-user | ||
| EXPOSE 8080 | ||
| ENTRYPOINT ["./executable"] | ||
| """ | ||
| context = {"go_mod_path": go_mod_path} | ||
| with open(filename, | ||
| "w") as f: | ||
| f.write(template.format(**context)) | ||
|
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||
| f = open(filename, "a") | ||
| f.write( | ||
| """ | ||
| """ | ||
| ) | ||
| f.close() | ||
|
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|
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||
| def main(): | ||
| csproj_file = os.environ.get("CSPROJ_FILE") | ||
| if csproj_file is None: | ||
| raise ValueError("Missing required Environment Variable CSPROJ_FILE") | ||
| print("csproj_file: " + csproj_file) | ||
| csproj_file = csproj_file.strip("'\" ") | ||
|
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||
| directory = os.path.join("tmp", str(uuid.uuid4())) | ||
| os.makedirs(directory) | ||
| filename = os.path.join(directory, "Dockerfile") | ||
| print("filename: " + filename) | ||
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||
| assembly_name = find_assembly_name(csproj_file) | ||
| print("assembly name: " + assembly_name) | ||
| docker_base_image_tag = find_docker_base_image_tag(csproj_file) | ||
| print("base image tag: " + docker_base_image_tag) | ||
| docker_runtime_base_image = find_docker_runtime_base_image(csproj_file) | ||
| print("runtime base image: " + docker_runtime_base_image) | ||
| write_dockerfile( | ||
| csproj_file, | ||
| assembly_name, | ||
| docker_base_image_tag, | ||
| docker_runtime_base_image, | ||
| filename, | ||
| ) | ||
| go_mod_file = os.environ.get("GO_MOD_FILE") | ||
|
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||
| if csproj_file is not None: | ||
| print("csproj_file: " + csproj_file) | ||
| csproj_file = csproj_file.strip("'\" ") | ||
|
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||
| directory = os.path.join("tmp", str(uuid.uuid4())) | ||
| os.makedirs(directory) | ||
| filename = os.path.join(directory, "Dockerfile") | ||
| print("filename: " + filename) | ||
|
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||
| assembly_name = find_assembly_name(csproj_file) | ||
| print("assembly name: " + assembly_name) | ||
| docker_base_image_tag = find_docker_base_image_tag(csproj_file) | ||
| print("base image tag: " + docker_base_image_tag) | ||
| docker_runtime_base_image = find_docker_runtime_base_image(csproj_file) | ||
| print("runtime base image: " + docker_runtime_base_image) | ||
| write_dockerfile( | ||
| csproj_file, | ||
| assembly_name, | ||
| docker_base_image_tag, | ||
| docker_runtime_base_image, | ||
| filename, | ||
| ) | ||
| elif go_mod_file is not None: | ||
| print("go_mod_file: " + go_mod_file) | ||
| go_mod_file = go_mod_file.strip("'\" ") | ||
| go_mod_path = os.path.dirname(go_mod_file) | ||
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| directory = os.path.join("tmp", str(uuid.uuid4())) | ||
| os.makedirs(directory) | ||
| filename = os.path.join(directory, "Dockerfile") | ||
| print("filename: " + filename) | ||
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| write_dockerfile_go(go_mod_path, filename) | ||
| else: | ||
| raise ValueError("CSPROJ_FILE or GO_MOD_FILE must be set.") | ||
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| if __name__ == "__main__": | ||
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