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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
import os
import subprocess
import tempfile
import urllib
class BaseHost:
def __init__(self, manifest):
self.manifest = manifest
self.repo_url = urllib.parse.urlparse(self.manifest["vendoring"]["url"])
def upstream_tag(self, revision):
"""Temporarily clone the repo to get the latest tag and timestamp"""
with tempfile.TemporaryDirectory() as temp_repo_clone:
starting_directory = os.getcwd()
os.chdir(temp_repo_clone)
subprocess.run(
[
"git",
"clone",
"-c",
"core.autocrlf=input",
self.manifest["vendoring"]["url"],
self.manifest["origin"]["name"],
],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
universal_newlines=True,
check=True,
)
os.chdir("/".join([temp_repo_clone, self.manifest["origin"]["name"]]))
revision_arg = []
if revision and revision != "HEAD":
revision_arg = [revision]
try:
tag = subprocess.run(
["git", "--no-pager", "tag", "-l", "--sort=creatordate"]
+ revision_arg,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
universal_newlines=True,
check=True,
).stdout.splitlines()[-1]
except IndexError: # 0 lines of output, the tag does not exist
if revision:
raise Exception(f"Requested tag {revision} not found in source.")
else:
raise Exception("No tags found in source.")
tag_timestamp = subprocess.run(
[
"git",
"log",
"-1",
"--date=iso8601-strict",
"--format=%cd",
tag,
],
stdout=subprocess.PIPE,
stderr=subprocess.PIPE,
universal_newlines=True,
check=True,
).stdout.splitlines()[-1]
os.chdir(starting_directory)
return tag, tag_timestamp
def upstream_snapshot(self, revision):
raise Exception("Unimplemented for this subclass...")
def upstream_path_to_file(self, revision, filepath):
raise Exception("Unimplemented for this subclass...")
def upstream_release_artifact(self, revision, release_artifact):
raise Exception("Unimplemented for this subclass...")