contentdb/app/tasks/importtasks.py
2021-01-29 16:36:23 +00:00

387 lines
10 KiB
Python

# ContentDB
# Copyright (C) 2018 rubenwardy
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
import os, git, tempfile, shutil, gitdb, contextlib
from git import GitCommandError
from git_archive_all import GitArchiver
from urllib.error import HTTPError
import urllib.request
from urllib.parse import urlsplit
from zipfile import ZipFile
from kombu import uuid
from app.models import *
from app.tasks import celery, TaskError
from app.utils import randomString, getExtension, post_bot_message
from .minetestcheck import build_tree, MinetestCheckError, ContentType
def generateGitURL(urlstr):
scheme, netloc, path, query, frag = urlsplit(urlstr)
return "http://:@" + netloc + path + query
@contextlib.contextmanager
def get_temp_dir():
temp = os.path.join(tempfile.gettempdir(), randomString(10))
yield temp
shutil.rmtree(temp)
# Clones a repo from an unvalidated URL.
# Returns a tuple of path and repo on sucess.
# Throws `TaskError` on failure.
# Caller is responsible for deleting returned directory.
@contextlib.contextmanager
def clone_repo(urlstr, ref=None, recursive=False):
gitDir = os.path.join(tempfile.gettempdir(), randomString(10))
err = None
try:
gitUrl = generateGitURL(urlstr)
print("Cloning from " + gitUrl)
if ref is None:
repo = git.Repo.clone_from(gitUrl, gitDir,
progress=None, env=None, depth=1, recursive=recursive, kill_after_timeout=15)
else:
assert ref != ""
repo = git.Repo.init(gitDir)
origin = repo.create_remote("origin", url=gitUrl)
assert origin.exists()
origin.fetch()
repo.git.checkout(ref)
for submodule in repo.submodules:
submodule.update(init=True)
yield repo
shutil.rmtree(gitDir)
return
except GitCommandError as e:
# This is needed to stop the backtrace being weird
err = e.stderr
except gitdb.exc.BadName as e:
err = "Unable to find the reference " + (ref or "?") + "\n" + e.stderr
raise TaskError(err.replace("stderr: ", "") \
.replace("Cloning into '" + gitDir + "'...", "") \
.strip())
def get_commit_hash(urlstr, ref_name=None):
gitDir = os.path.join(tempfile.gettempdir(), randomString(10))
gitUrl = generateGitURL(urlstr)
assert ref_name != ""
repo = git.Repo.init(gitDir)
origin: git.Remote = repo.create_remote("origin", url=gitUrl)
assert origin.exists()
origin.fetch()
if ref_name:
ref: git.Reference = origin.refs[ref_name]
else:
ref: git.Reference = origin.refs[0]
return ref.commit.hexsha
@celery.task()
def getMeta(urlstr, author):
with clone_repo(urlstr, recursive=True) as repo:
try:
tree = build_tree(repo.working_tree_dir, author=author, repo=urlstr)
except MinetestCheckError as err:
raise TaskError(str(err))
result = {"name": tree.name, "provides": tree.getModNames(), "type": tree.type.name}
for key in ["depends", "optional_depends"]:
result[key] = tree.fold("meta", key)
for key in ["title", "repo", "issueTracker", "forumId", "description", "short_description"]:
result[key] = tree.get(key)
for mod in result["provides"]:
result["depends"].discard(mod)
result["optional_depends"].discard(mod)
for key, value in result.items():
if isinstance(value, set):
result[key] = list(value)
return result
def postReleaseCheckUpdate(self, release, path):
try:
tree = build_tree(path, expected_type=ContentType[release.package.type.name],
author=release.package.author.username, name=release.package.name)
cache = {}
def getMetaPackages(names):
return [ MetaPackage.GetOrCreate(x, cache) for x in names ]
provides = tree.getModNames()
package = release.package
package.provides.clear()
package.provides.extend(getMetaPackages(tree.getModNames()))
# Delete all meta package dependencies
package.dependencies.filter(Dependency.meta_package != None).delete()
# Get raw dependencies
depends = tree.fold("meta", "depends")
optional_depends = tree.fold("meta", "optional_depends")
# Filter out provides
for mod in provides:
depends.discard(mod)
optional_depends.discard(mod)
# Add dependencies
for meta in getMetaPackages(depends):
db.session.add(Dependency(package, meta=meta, optional=False))
for meta in getMetaPackages(optional_depends):
db.session.add(Dependency(package, meta=meta, optional=True))
# Update min/max
if tree.meta.get("min_minetest_version"):
release.min_rel = MinetestRelease.get(tree.meta["min_minetest_version"], None)
if tree.meta.get("max_minetest_version"):
release.max_rel = MinetestRelease.get(tree.meta["max_minetest_version"], None)
return tree
except MinetestCheckError as err:
db.session.rollback()
if "Fails validation" not in release.title:
release.title += " (Fails validation)"
release.task_id = self.request.id
release.approved = False
db.session.commit()
raise TaskError(str(err))
@celery.task(bind=True)
def checkZipRelease(self, id, path):
release = PackageRelease.query.get(id)
if release is None:
raise TaskError("No such release!")
elif release.package is None:
raise TaskError("No package attached to release")
with get_temp_dir() as temp:
with ZipFile(path, 'r') as zip_ref:
zip_ref.extractall(temp)
postReleaseCheckUpdate(self, release, temp)
release.task_id = None
release.approve(release.package.author)
db.session.commit()
@celery.task(bind=True)
def makeVCSRelease(self, id, branch):
release = PackageRelease.query.get(id)
if release is None:
raise TaskError("No such release!")
elif release.package is None:
raise TaskError("No package attached to release")
with clone_repo(release.package.repo, ref=branch, recursive=True) as repo:
postReleaseCheckUpdate(self, release, repo.working_tree_dir)
filename = randomString(10) + ".zip"
destPath = os.path.join(app.config["UPLOAD_DIR"], filename)
assert(not os.path.isfile(destPath))
archiver = GitArchiver(prefix=release.package.name, force_sub=True, main_repo_abspath=repo.working_tree_dir)
archiver.create(destPath)
assert(os.path.isfile(destPath))
release.url = "/uploads/" + filename
release.task_id = None
release.commit_hash = repo.head.object.hexsha
release.approve(release.package.author)
db.session.commit()
return release.url
@celery.task()
def importRepoScreenshot(id):
package = Package.query.get(id)
if package is None or package.state == PackageState.DELETED:
raise Exception("Unexpected none package")
try:
with clone_repo(package.repo) as repo:
for ext in ["png", "jpg", "jpeg"]:
sourcePath = repo.working_tree_dir + "/screenshot." + ext
if os.path.isfile(sourcePath):
filename = randomString(10) + "." + ext
destPath = os.path.join(app.config["UPLOAD_DIR"], filename)
shutil.copyfile(sourcePath, destPath)
ss = PackageScreenshot()
ss.approved = True
ss.package = package
ss.title = "screenshot.png"
ss.url = "/uploads/" + filename
db.session.add(ss)
db.session.commit()
return "/uploads/" + filename
except TaskError as e:
# ignore download errors
print(e)
pass
print("screenshot.png does not exist")
return None
@celery.task(bind=True)
def importForeignDownloads(self, id):
release = PackageRelease.query.get(id)
if release is None:
raise TaskError("No such release!")
elif release.package is None:
raise TaskError("No package attached to release")
elif not release.url.startswith("http"):
return
try:
ext = getExtension(release.url)
filename = randomString(10) + "." + ext
filepath = os.path.join(app.config["UPLOAD_DIR"], filename)
urllib.request.urlretrieve(release.url, filepath)
release.url = "/uploads/" + filename
db.session.commit()
except urllib.error.URLError:
db.session.rollback()
release.task_id = self.request.id
release.approved = False
db.session.commit()
@celery.task(bind=True)
def check_update_config(self, package_id):
package: Package = Package.query.get(package_id)
if package is None:
raise TaskError("No such package!")
elif package.update_config is None:
raise TaskError("No update config attached to package")
config = package.update_config
if config.trigger != PackageUpdateTrigger.COMMIT:
return
err = None
try:
hash = get_commit_hash(package.repo, package.update_config.ref)
except IndexError as e:
err = "Unable to find the reference.\n" + str(e)
except GitCommandError as e:
# This is needed to stop the backtrace being weird
err = e.stderr
except gitdb.exc.BadName as e:
err = "Unable to find the reference " + (package.update_config.ref or "?") + "\n" + e.stderr
if err:
err = err.replace("stderr: ", "") \
.replace("Cloning into '/tmp/", "Cloning into '") \
.strip()
msg = "Error: {}.\n\nTask ID: {}\n\n[Change update configuration]({})" \
.format(err, self.request.id, package.getUpdateConfigURL())
post_bot_message(package, "Failed to check git repository", msg)
db.session.commit()
return
if config.last_commit == hash:
return
if not config.last_commit:
config.last_commit = hash
db.session.commit()
return
if config.make_release:
rel = PackageRelease()
rel.package = package
rel.title = hash[0:5]
rel.url = ""
rel.task_id = uuid()
db.session.add(rel)
db.session.commit()
makeVCSRelease.apply_async((rel.id, package.update_config.ref), task_id=rel.task_id)
elif not config.outdated:
config.outdated = True
msg_last = ""
if config.last_commit:
msg_last = " The last commit was {}".format(config.last_commit[0:5])
msg = "New commit {} was found on the Git repository.{}\n\n[Change update configuration]({})" \
.format(hash[0:5], msg_last, package.getUpdateConfigURL())
post_bot_message(package, "New commit detected, package may be outdated", msg)
config.last_commit = hash
db.session.commit()
@celery.task
def check_for_updates():
for update_config in PackageUpdateConfig.query.all():
update_config: PackageUpdateConfig
if not update_config.package.approved:
continue
if update_config.package.repo is None:
db.session.delete(update_config)
continue
check_update_config.delay(update_config.package_id)
db.session.commit()