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-rwxr-xr-xscripts/git-integration/git-serve.py104
1 files changed, 104 insertions, 0 deletions
diff --git a/scripts/git-integration/git-serve.py b/scripts/git-integration/git-serve.py
new file mode 100755
index 00000000..08132f2c
--- /dev/null
+++ b/scripts/git-integration/git-serve.py
@@ -0,0 +1,104 @@
+#!/usr/bin/python3
+
+import configparser
+import mysql.connector
+import os
+import pygit2
+import re
+import shlex
+import sys
+
+config = configparser.RawConfigParser()
+config.read(os.path.dirname(os.path.realpath(__file__)) + "/../../conf/config")
+
+aur_db_host = config.get('database', 'host')
+aur_db_name = config.get('database', 'name')
+aur_db_user = config.get('database', 'user')
+aur_db_pass = config.get('database', 'password')
+
+repo_base_path = config.get('serve', 'repo-base')
+repo_regex = config.get('serve', 'repo-regex')
+git_shell_cmd = config.get('serve', 'git-shell-cmd')
+
+def repo_path_validate(path):
+ if not path.startswith(repo_base_path):
+ return False
+ if not path.endswith('.git/'):
+ return False
+ repo = path[len(repo_base_path):-5]
+ return re.match(repo_regex, repo)
+
+def repo_path_get_pkgbase(path):
+ pkgbase = path.rstrip('/').rpartition('/')[2]
+ if pkgbase.endswith('.git'):
+ pkgbase = pkgbase[:-4]
+ return pkgbase
+
+def setup_repo(repo, user):
+ if not re.match(repo_regex, repo):
+ die('invalid repository name: %s' % (repo))
+
+ db = mysql.connector.connect(host=aur_db_host, user=aur_db_user,
+ passwd=aur_db_pass, db=aur_db_name)
+ cur = db.cursor()
+
+ cur.execute("SELECT COUNT(*) FROM PackageBases WHERE Name = %s ", [repo])
+ if cur.fetchone()[0] > 0:
+ die('package base already exists: %s' % (repo))
+
+ cur.execute("SELECT ID FROM Users WHERE Username = %s ", [user])
+ userid = cur.fetchone()[0]
+ if userid == 0:
+ die('unknown user: %s' % (user))
+
+ cur.execute("INSERT INTO PackageBases (Name, SubmittedTS, ModifiedTS, " +
+ "SubmitterUID) VALUES (%s, UNIX_TIMESTAMP(), " +
+ "UNIX_TIMESTAMP(), %s)", [repo, userid])
+
+ db.commit()
+ db.close()
+
+ repo_path = repo_base_path + '/' + repo + '.git/'
+ pygit2.init_repository(repo_path, True)
+
+def check_permissions(pkgbase, user):
+ db = mysql.connector.connect(host=aur_db_host, user=aur_db_user,
+ passwd=aur_db_pass, db=aur_db_name,
+ buffered=True)
+ cur = db.cursor()
+
+ cur.execute("SELECT COUNT(*) FROM PackageBases INNER JOIN Users " +
+ "ON Users.ID = PackageBases.MaintainerUID OR " +
+ "PackageBases.MaintainerUID IS NULL WHERE " +
+ "Name = %s AND Username = %s", [pkgbase, user])
+ return cur.fetchone()[0] > 0
+
+def die(msg):
+ sys.stderr.write("%s\n" % (msg))
+ exit(1)
+
+user = sys.argv[1]
+cmd = os.environ.get("SSH_ORIGINAL_COMMAND")
+if not cmd:
+ die('no command specified')
+cmdargv = shlex.split(cmd)
+action = cmdargv[0]
+
+if action == 'git-upload-pack' or action == 'git-receive-pack':
+ path = cmdargv[1]
+ if not repo_path_validate(path):
+ die('invalid path: %s' % (path))
+ pkgbase = repo_path_get_pkgbase(path)
+ if action == 'git-receive-pack':
+ if not check_permissions(pkgbase, user):
+ die('permission denied: %s' % (user))
+ os.environ["AUR_USER"] = user
+ os.environ["AUR_GIT_DIR"] = path
+ os.environ["AUR_PKGBASE"] = pkgbase
+ os.execl(git_shell_cmd, git_shell_cmd, '-c', cmd)
+elif action == 'setup-repo':
+ if len(cmdargv) < 2:
+ die('missing repository name')
+ setup_repo(cmdargv[1], user)
+else:
+ die('invalid command: %s' % (action))