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#!/usr/bin/env python3
#
# Copyright (C) 2019 Intel Corporation. All rights reserved.
# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
#
import argparse
import json
import os
import shlex
import subprocess
import sys
from urllib.error import HTTPError, URLError
import urllib.request
def get_last_commit(target_path, cwd):
last_commit_cmd = f"git log -n 1 --pretty=format:%H -- {target_path}"
p = subprocess.run(
shlex.split(last_commit_cmd), capture_output=True, check=True, cwd=cwd
)
return p.stdout.decode().strip()
def fetch_git_tags():
list_tag_cmd = (
'git tag --list WAMR-*.*.* --sort=committerdate --format="%(refname:short)"'
)
p = subprocess.run(shlex.split(list_tag_cmd), capture_output=True, check=True)
all_tags = p.stdout.decode().strip()
return all_tags.split("\n")
def download_binaries(binary_name_stem, cwd):
"""
1. find the latest release name
2. form assets download url:
"""
try:
all_tags = fetch_git_tags()
# *release_process.yml* will create a tag and release at first
second_last_tag = all_tags[-2]
latest_tag = all_tags[-1]
latest_url = "https://api.github.com/repos/bytecodealliance/wasm-micro-runtime/releases/latest"
print(f"::notice::query the latest release with {latest_url}...")
with urllib.request.urlopen(latest_url) as response:
body = response.read()
release_name = json.loads(body)["name"]
# WAMR-X.Y.Z -> X.Y.Z
second_last_sem_ver = second_last_tag[5:]
latest_sem_ver = latest_tag[5:]
assert latest_sem_ver in binary_name_stem
name_stem_in_release = binary_name_stem.replace(
latest_sem_ver, second_last_sem_ver
)
# download and rename
for file_ext in (".zip", ".tar.gz"):
assets_url = f"https://github.com/bytecodealliance/wasm-micro-runtime/releases/download/{release_name}/{name_stem_in_release}{file_ext}"
local_path = f"{binary_name_stem}{file_ext}"
print(f"::notice::download from {assets_url} and save as {local_path}...")
urllib.request.urlretrieve(assets_url, local_path)
return True
except HTTPError as error:
print(error.status, error.reason)
except URLError as error:
print(error.reason)
except TimeoutError:
print("Request timeout")
return False
def main():
parser = argparse.ArgumentParser(
description="Reuse binaries of the latest release if no more modification on the_path since last_commit"
)
parser.add_argument("working_directory", type=str)
parser.add_argument("--binary_name_stem", type=str)
parser.add_argument("--last_commit", type=str)
parser.add_argument("--the_path", type=str)
args = parser.parse_args()
last_commit = get_last_commit(args.the_path, args.working_directory)
if last_commit == args.last_commit:
return download_binaries(args.binary_name_stem, args.working_directory)
else:
return False
if __name__ == "__main__":
# use output to indicate results
# echo "result=${result}" >> "$GITHUB_OUTPUT"
with open(os.environ.get("GITHUB_OUTPUT"), 'a') as output_file:
output_file.write("result=hit\n" if main() else "result=not-hit\n")
# always return 0
sys.exit(0)
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