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