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git-serve.py: Improve error messages

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Also, add a help command that lists available options.

Implements FS#43287.

Signed-off-by: Lukas Fleischer <archlinux@cryptocrack.de>
This commit is contained in:
Lukas Fleischer 2015-01-01 17:11:27 +01:00
parent abd970e6a4
commit 1b627a3f0b
1 changed files with 22 additions and 8 deletions
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30
scripts/git-integration/git-serve.py
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@ -21,6 +21,7 @@ repo_base_path = config.get('serve', 'repo-base')
repo_regex = config.get('serve', 'repo-regex') repo_regex = config.get('serve', 'repo-regex')
git_update_hook = config.get('serve', 'git-update-hook') git_update_hook = config.get('serve', 'git-update-hook')
git_shell_cmd = config.get('serve', 'git-shell-cmd') git_shell_cmd = config.get('serve', 'git-shell-cmd')
ssh_cmdline = config.get('serve', 'ssh-cmdline')
def repo_path_validate(path): def repo_path_validate(path):
if not path.startswith(repo_base_path): if not path.startswith(repo_base_path):
@ -38,7 +39,7 @@ def repo_path_get_pkgbase(path):
def setup_repo(repo, user): def setup_repo(repo, user):
if not re.match(repo_regex, repo): if not re.match(repo_regex, repo):
die('invalid repository name: %s' % (repo)) die('%s: invalid repository name: %s' % (action, repo))
db = mysql.connector.connect(host=aur_db_host, user=aur_db_user, db = mysql.connector.connect(host=aur_db_host, user=aur_db_user,
passwd=aur_db_pass, db=aur_db_name, passwd=aur_db_pass, db=aur_db_name,
@ -47,12 +48,12 @@ def setup_repo(repo, user):
cur.execute("SELECT COUNT(*) FROM PackageBases WHERE Name = %s ", [repo]) cur.execute("SELECT COUNT(*) FROM PackageBases WHERE Name = %s ", [repo])
if cur.fetchone()[0] > 0: if cur.fetchone()[0] > 0:
die('package base already exists: %s' % (repo)) die('%s: package base already exists: %s' % (action, repo))
cur.execute("SELECT ID FROM Users WHERE Username = %s ", [user]) cur.execute("SELECT ID FROM Users WHERE Username = %s ", [user])
userid = cur.fetchone()[0] userid = cur.fetchone()[0]
if userid == 0: if userid == 0:
die('unknown user: %s' % (user)) die('%s: unknown user: %s' % (action, user))
cur.execute("INSERT INTO PackageBases (Name, SubmittedTS, ModifiedTS, " + cur.execute("INSERT INTO PackageBases (Name, SubmittedTS, ModifiedTS, " +
"SubmitterUID) VALUES (%s, UNIX_TIMESTAMP(), " + "SubmitterUID) VALUES (%s, UNIX_TIMESTAMP(), " +
@ -81,21 +82,26 @@ def die(msg):
sys.stderr.write("%s\n" % (msg)) sys.stderr.write("%s\n" % (msg))
exit(1) exit(1)
def die_with_help(msg):
die(msg + "\nTry `%s help` for a list of commands." % (ssh_cmdline))
user = sys.argv[1] user = sys.argv[1]
cmd = os.environ.get("SSH_ORIGINAL_COMMAND") cmd = os.environ.get("SSH_ORIGINAL_COMMAND")
if not cmd: if not cmd:
die('no command specified') die_with_help("Interactive shell is disabled.")
cmdargv = shlex.split(cmd) cmdargv = shlex.split(cmd)
action = cmdargv[0] action = cmdargv[0]
if action == 'git-upload-pack' or action == 'git-receive-pack': if action == 'git-upload-pack' or action == 'git-receive-pack':
if len(cmdargv) < 2:
die_with_help("%s: missing path" % (action))
path = repo_base_path.rstrip('/') + cmdargv[1] path = repo_base_path.rstrip('/') + cmdargv[1]
if not repo_path_validate(path): if not repo_path_validate(path):
die('invalid path: %s' % (path)) die('%s: invalid path: %s' % (action, path))
pkgbase = repo_path_get_pkgbase(path) pkgbase = repo_path_get_pkgbase(path)
if action == 'git-receive-pack': if action == 'git-receive-pack':
if not check_permissions(pkgbase, user): if not check_permissions(pkgbase, user):
die('permission denied: %s' % (user)) die('%s: permission denied: %s' % (action, user))
os.environ["AUR_USER"] = user os.environ["AUR_USER"] = user
os.environ["AUR_GIT_DIR"] = path os.environ["AUR_GIT_DIR"] = path
os.environ["AUR_PKGBASE"] = pkgbase os.environ["AUR_PKGBASE"] = pkgbase
@ -103,7 +109,15 @@ if action == 'git-upload-pack' or action == 'git-receive-pack':
os.execl(git_shell_cmd, git_shell_cmd, '-c', cmd) os.execl(git_shell_cmd, git_shell_cmd, '-c', cmd)
elif action == 'setup-repo': elif action == 'setup-repo':
if len(cmdargv) < 2: if len(cmdargv) < 2:
die('missing repository name') die_with_help("%s: missing repository name" % (action))
if len(cmdargv) > 2:
die_with_help("%s: too many arguments" % (action))
setup_repo(cmdargv[1], user) setup_repo(cmdargv[1], user)
elif action == 'help':
die("Commands:\n" +
" help Show this help message and exit.\n" +
" setup-repo <name> Create an empty repository.\n" +
" git-receive-pack Internal command used with Git.\n" +
" git-upload-pack Internal command used with Git.")
else: else:
die('invalid command: %s' % (action)) die_with_help("invalid command: %s" % (action))