#!/usr/bin/env python3 import sys import os import json class c: HEADER = '\033[95m' OKBLUE = '\033[94m' OKGREEN = '\033[92m' WARNING = '\033[93m' FAIL = '\033[91m' END = '\033[0m' BOLD = '\033[1m' UNDERLINE = '\033[4m' def header(app_path): print(c.UNDERLINE + c.HEADER + c.BOLD + "YUNOHOST APP PACKAGE LINTER\n", c.END, "App packaging documentation: https://yunohost.org/#/packaging_apps\n", "App package example: https://github.com/YunoHost/example_ynh\n", "Checking " + c.BOLD + app_path + c.END + " package\n") def print_right(str): print(c.OKGREEN + "✔", str, c.END) def print_wrong(str): print(c.FAIL + "✘", str, c.END) def check_files_exist(app_path): """ Check files exist """ print (c.BOLD + c.HEADER + ">>>> MISSING FILES <<<<" + c.END) fnames = ("manifest.json", "scripts/install", "scripts/remove", "scripts/upgrade", "scripts/backup", "scripts/restore", "LICENSE", "README.md") for fname in fnames: if check_file_exist(app_path + "/" + fname): print_right(fname) else: print_wrong(fname) def check_file_exist(file_path): return 1 if os.path.isfile(file_path) and os.stat(file_path).st_size > 0 else 0 def read_file(file_path): with open(file_path) as f: file = f.read().splitlines() return file def check_manifest(manifest): print (c.BOLD + c.HEADER + "\n>>>> MANIFEST <<<<" + c.END) """ Check if there is no comma syntax issue """ try: with open(manifest, encoding='utf-8') as data_file: manifest = json.loads(data_file.read()) print_right("Manifest syntax is good.") except: print_wrong( "Syntax (comma) or encoding issue with manifest.json. Can't check file.") return fields = ("name", "id", "packaging_format", "description", "url", "license", "maintainer", "requirements", "multi_instance", "services", "arguments") for field in fields: if field in manifest: print_right("\"" + field + "\" field is present") else: print_wrong("\"" + field + "\" field is missing") """ Check values in keys """ pf = 1 if "packaging_format" not in manifest: print_wrong("\"packaging_format\" key is missing") pf = 0 if pf == 1 and isinstance(manifest["packaging_format"], int) != 1: print_wrong("\"packaging_format\": value isn't an integer type") pf = 0 if pf == 1 and manifest["packaging_format"] != 1: print_wrong("\"packaging_format\" field: current format value is '1'") pf = 0 if pf == 1: print_right("\"packaging_format\" field is good") if "license" in manifest and manifest["license"] != "free" and manifest["license"] != "non-free": print_wrong( "You should specify 'free' or 'non-free' software package in the license field.") elif "license" in manifest: print_right("\"licence\" key value is good") if "multi_instance" in manifest and manifest["multi_instance"] != 1 and manifest["multi_instance"] != 0: print_wrong( "\"multi_instance\" field must be boolean type values 'true' or 'false' and not string type") elif "multi_instance" in manifest: print_right("\"multi_instance\" field is good") if "services" in manifest: services = ("nginx", "php5-fpm", "mysql", "uwsgi", "metronome", "postfix", "dovecot") # , "rspamd", "rmilter") for service in manifest["services"]: if service not in services: print_wrong(service + " service doesn't exist") if "install" in manifest["arguments"]: types = ("domain", "path", "password", "user", "admin") for nbr, typ in enumerate(types): for install_arg in manifest["arguments"]["install"]: if typ == install_arg["name"]: if "type" not in install_arg: print("You should specify the type of the key with", end=" ") print(types[nbr - 1]) if nbr == 4 else print(typ) def check_script(path, script_name): script_path = path + "/scripts/" + script_name if check_file_exist(script_path) == 0: return print (c.BOLD + c.HEADER + "\n>>>>", script_name.upper(), "SCRIPT <<<<" + c.END) script = read_file(script_path) check_script_header_presence(script) check_sudo_prefix_commands(script) check_verifications_done_before_modifying_system(script) check_non_helpers_usage(script) def check_script_header_presence(script): if "#!/bin/bash" in script[0]: print_right("Script starts with \"#!/bin/bash\"") else: print_wrong("Script must start with \"#!/bin/bash\"") def check_sudo_prefix_commands(script): """ Check if commands are prefix with "sudo" """ cmds = ("rm", "chown", "chmod", "apt-get", "apt", "service", "yunohost", "find" "swapon", "mkswap", "useradd") # , "dd") cp, mkdir ok = True for line_nbr, line in enumerate(script): for cmd in cmds: if cmd + " " in line and "sudo " + cmd + " " not in line \ and "yunohost service" not in line and "-exec " + cmd not in line \ and ".service" not in line and line[0] != '#': print(c.FAIL + "✘ Line ", line_nbr + 1, "you should add \"sudo\" before this command line:", c.END) print(" " + line.replace(cmd, c.BOLD + c.FAIL + cmd + c.END)) ok = False if ok: print_right("All commands are prefix with \"sudo\".") def check_verifications_done_before_modifying_system(script): """ Check if verifications are done before modifying the system """ ex = 0 for line_number, line in enumerate(script): if "ynh_die" in line or "exit" in line: ex = line_number cmds = ("cp", "mkdir", "rm", "chown", "chmod", "apt-get", "apt", "service", "find", "sed", "mysql", "swapon", "mount", "dd", "mkswap", "useradd") # "yunohost" ok = True for line_nbr, line in enumerate(script): if line_nbr >= ex: break for cmd in cmds: if cmd in line and line[0] != '#': ok = False if not ok: print(c.FAIL + "✘ At line", ex + 1, "'ynh_die' or 'exit' command is executed with system modification before.\n", "This system modification is an issue if a verification exit the script.\n", "You should move this verification before any system modification." + c.END) else: print_right( "Verifications (with 'ynh_die' or 'exit' commands) are done before any system modification.") def check_non_helpers_usage(script): """ check if deprecated commands are used and propose helpers: - 'yunohost app setting' –> ynh_app_setting_(set,get,delete) - 'exit' –> 'ynh_die' """ ok = True for line_nbr, line in enumerate(script): if "yunohost app setting" in line: print_wrong("Line {}: 'yunohost app setting' command is deprecated, please use helpers ynh_app_setting_(set,get,delete).".format(line_nbr + 1)) ok = False if ok: print_right("Only helpers are used") else: print_wrong("Helpers documentation: https://yunohost.org/#/packaging_apps_helpers\ncode: https://github.com/YunoHost/yunohost/…helpers") ok = True for line_nbr, line in enumerate(script): if "exit" in line: print_wrong("Line {}: 'exit' command shouldn't be used. Use 'ynh_die' helper instead.".format(line_nbr + 1)) ok = False if ok: print_right("no 'exit' command found: 'ynh_die' helper is possibly used") if __name__ == '__main__': os.system("clear") if len(sys.argv) != 2: print("Give one app package path.") exit() app_path = sys.argv[1] header(app_path) check_files_exist(app_path) check_manifest(app_path + "/manifest.json") scripts = ["install", "remove", "upgrade", "backup", "restore"] for (dirpath, dirnames, filenames) in os.walk(os.path.join(app_path, "scripts")): for filename in filenames: if filename not in scripts and filename[-4:] != ".swp": scripts.append(filename) for script in scripts: check_script(app_path, script)