# coding=utf-8 from __future__ import absolute_import __author__ = "Gina Häußge " __license__ = 'GNU Affero General Public License http://www.gnu.org/licenses/agpl.html' __copyright__ = "Copyright (C) 2015 The OctoPrint Project - Released under terms of the AGPLv3 License" import octoprint.plugin import octoprint.plugin.core from octoprint.settings import valid_boolean_trues from octoprint.server.util.flask import restricted_access from octoprint.server import admin_permission from octoprint.util.pip import PipCaller, UnknownPip from flask import jsonify, make_response from flask.ext.babel import gettext import logging import sarge import sys import requests import re import os import pkg_resources class PluginManagerPlugin(octoprint.plugin.SimpleApiPlugin, octoprint.plugin.TemplatePlugin, octoprint.plugin.AssetPlugin, octoprint.plugin.SettingsPlugin, octoprint.plugin.StartupPlugin, octoprint.plugin.BlueprintPlugin): def __init__(self): self._pending_enable = set() self._pending_disable = set() self._pending_install = set() self._pending_uninstall = set() self._pip_caller = None self._pip_version_dependency_links = pkg_resources.parse_version("1.5") self._repository_available = False self._repository_plugins = [] self._repository_cache_path = None self._repository_cache_ttl = 0 def initialize(self): self._console_logger = logging.getLogger("octoprint.plugins.pluginmanager.console") self._repository_cache_path = os.path.join(self._settings.get_plugin_data_folder(), "plugins.json") self._repository_cache_ttl = self._settings.get_int(["repository_ttl"]) * 60 self._pip_caller = PipCaller(configured=self._settings.get(["pip"])) self._pip_caller.on_log_call = self._log_call self._pip_caller.on_log_stdout = self._log_stdout self._pip_caller.on_log_stderr = self._log_stderr ##~~ StartupPlugin def on_startup(self, host, port): console_logging_handler = logging.handlers.RotatingFileHandler(self._settings.get_plugin_logfile_path(postfix="console"), maxBytes=2*1024*1024) console_logging_handler.setFormatter(logging.Formatter("%(asctime)s %(message)s")) console_logging_handler.setLevel(logging.DEBUG) self._console_logger.addHandler(console_logging_handler) self._console_logger.setLevel(logging.DEBUG) self._console_logger.propagate = False self._repository_available = self._fetch_repository_from_disk() ##~~ SettingsPlugin def get_settings_defaults(self): return dict( repository="http://plugins.octoprint.org/plugins.json", repository_ttl=24*60, pip=None, dependency_links=False ) def on_settings_save(self, data): octoprint.plugin.SettingsPlugin.on_settings_save(self, data) self._repository_cache_ttl = self._settings.get_int(["repository_ttl"]) * 60 self._pip_caller.refresh = True ##~~ AssetPlugin def get_assets(self): return dict( js=["js/pluginmanager.js"], css=["css/pluginmanager.css"], less=["less/pluginmanager.less"] ) ##~~ TemplatePlugin def get_template_configs(self): return [ dict(type="settings", name=gettext("Plugin Manager"), template="pluginmanager_settings.jinja2", custom_bindings=True) ] ##~~ BlueprintPlugin @octoprint.plugin.BlueprintPlugin.route("/upload_archive", methods=["POST"]) @restricted_access @admin_permission.require(403) def upload_archive(self): import flask input_name = "file" input_upload_path = input_name + "." + self._settings.global_get(["server", "uploads", "pathSuffix"]) input_upload_name = input_name + "." + self._settings.global_get(["server", "uploads", "nameSuffix"]) if input_upload_path not in flask.request.values or input_upload_name not in flask.request.values: return flask.make_response("No file included", 400) upload_path = flask.request.values[input_upload_path] upload_name = flask.request.values[input_upload_name] import tempfile import shutil import os archive = tempfile.NamedTemporaryFile(delete=False, suffix="-{upload_name}".format(**locals())) try: archive.close() shutil.copy(upload_path, archive.name) return self.command_install(path=archive.name, force="force" in flask.request.values and flask.request.values["force"] in valid_boolean_trues) finally: try: os.remove(archive.name) except Exception as e: self._logger.warn("Could not remove temporary file {path} again: {message}".format(path=archive.name, message=str(e))) ##~~ SimpleApiPlugin def get_api_commands(self): return { "install": ["url"], "uninstall": ["plugin"], "enable": ["plugin"], "disable": ["plugin"], "refresh_repository": [] } def on_api_get(self, request): if not admin_permission.can(): return make_response("Insufficient rights", 403) plugins = self._plugin_manager.plugins result = [] for name, plugin in plugins.items(): result.append(self._to_external_representation(plugin)) if "refresh_repository" in request.values and request.values["refresh_repository"] in valid_boolean_trues: self._repository_available = self._refresh_repository() return jsonify(plugins=result, repository=dict(available=self._repository_available, plugins=self._repository_plugins), os=self._get_os(), octoprint=self._get_octoprint_version()) def on_api_command(self, command, data): if not admin_permission.can(): return make_response("Insufficient rights", 403) if self._printer.is_printing() or self._printer.is_paused(): # do not update while a print job is running return make_response("Printer is currently printing or paused", 409) if command == "install": url = data["url"] plugin_name = data["plugin"] if "plugin" in data else None return self.command_install(url=url, force="force" in data and data["force"] in valid_boolean_trues, dependency_links="dependency_links" in data and data["dependency_links"] in valid_boolean_trues, reinstall=plugin_name) elif command == "uninstall": plugin_name = data["plugin"] if not plugin_name in self._plugin_manager.plugins: return make_response("Unknown plugin: %s" % plugin_name, 404) plugin = self._plugin_manager.plugins[plugin_name] return self.command_uninstall(plugin) elif command == "enable" or command == "disable": plugin_name = data["plugin"] if not plugin_name in self._plugin_manager.plugins: return make_response("Unknown plugin: %s" % plugin_name, 404) plugin = self._plugin_manager.plugins[plugin_name] return self.command_toggle(plugin, command) def command_install(self, url=None, path=None, force=False, reinstall=None, dependency_links=False): if url is not None: pip_args = ["install", sarge.shell_quote(url)] elif path is not None: pip_args = ["install", path] else: raise ValueError("Either url or path must be provided") if dependency_links or self._settings.get_boolean(["dependency_links"]): pip_args.append("--process-dependency-links") all_plugins_before = self._plugin_manager.find_plugins() success_string = "Successfully installed" failure_string = "Could not install" try: returncode, stdout, stderr = self._call_pip(pip_args) except: self._logger.exception("Could not install plugin from %s" % url) return make_response("Could not install plugin from url, see the log for more details", 500) else: if force: pip_args += ["--ignore-installed", "--force-reinstall", "--no-deps"] try: returncode, stdout, stderr = self._call_pip(pip_args) except: self._logger.exception("Could not install plugin from %s" % url) return make_response("Could not install plugin from url, see the log for more details", 500) try: result_line = filter(lambda x: x.startswith(success_string) or x.startswith(failure_string), stdout)[-1] except IndexError: result = dict(result=False, reason="Could not parse output from pip") self._send_result_notification("install", result) return jsonify(result) # The final output of a pip install command looks something like this: # # Successfully installed OctoPrint-Plugin-1.0 Dependency-One-0.1 Dependency-Two-9.3 # # or this: # # Successfully installed OctoPrint-Plugin Dependency-One Dependency-Two # Cleaning up... # # So we'll need to fetch the "Successfully installed" line, strip the "Successfully" part, then split by whitespace # and strip to get all installed packages. # # We then need to iterate over all known plugins and see if either the package name or the package name plus # version number matches one of our installed packages. If it does, that's our installed plugin. # # Known issue: This might return the wrong plugin if more than one plugin was installed through this # command (e.g. due to pulling in another plugin as dependency). It should be safe for now though to # consider this a rare corner case. Once it becomes a real problem we'll just extend the plugin manager # so that it can report on more than one installed plugin. result_line = result_line.strip() if not result_line.startswith(success_string): result = dict(result=False, reason="Pip did not report successful installation") self._send_result_notification("install", result) return jsonify(result) installed = map(lambda x: x.strip(), result_line[len(success_string):].split(" ")) all_plugins_after = self._plugin_manager.find_plugins(existing=dict(), ignore_uninstalled=False) for key, plugin in all_plugins_after.items(): if plugin.origin is None or plugin.origin.type != "entry_point": continue package_name = plugin.origin.package_name package_version = plugin.origin.package_version versioned_package = "{package_name}-{package_version}".format(**locals()) if package_name in installed or versioned_package in installed: # exact match, we are done here new_plugin_key = key new_plugin = plugin break else: # it might still be a version that got stripped by python's package resources, e.g. 1.4.5a0 => 1.4.5a found = False for inst in installed: if inst.startswith(versioned_package): found = True break if found: new_plugin_key = key new_plugin = plugin break else: self._logger.warn("The plugin was installed successfully, but couldn't be found afterwards to initialize properly during runtime. Please restart OctoPrint.") result = dict(result=True, url=url, needs_restart=True, needs_refresh=True, was_reinstalled=False, plugin="unknown") self._send_result_notification("install", result) return jsonify(result) self._plugin_manager.mark_plugin(new_plugin_key, uninstalled=False) self._plugin_manager.reload_plugins() needs_restart = self._plugin_manager.is_restart_needing_plugin(new_plugin) or new_plugin_key in all_plugins_before or reinstall is not None needs_refresh = new_plugin.implementation and isinstance(new_plugin.implementation, octoprint.plugin.ReloadNeedingPlugin) self._plugin_manager.log_all_plugins() result = dict(result=True, url=url, needs_restart=needs_restart, needs_refresh=needs_refresh, was_reinstalled=new_plugin_key in all_plugins_before or reinstall is not None, plugin=self._to_external_representation(new_plugin)) self._send_result_notification("install", result) return jsonify(result) def command_uninstall(self, plugin): if plugin.key == "pluginmanager": return make_response("Can't uninstall Plugin Manager", 400) if plugin.bundled: return make_response("Bundled plugins cannot be uninstalled", 400) if plugin.origin is None: self._logger.warn(u"Trying to uninstall plugin {plugin} but origin is unknown".format(**locals())) return make_response("Could not uninstall plugin, its origin is unknown") if plugin.origin.type == "entry_point": # plugin is installed through entry point, need to use pip to uninstall it origin = plugin.origin[3] if origin is None: origin = plugin.origin[2] pip_args = ["uninstall", "--yes", origin] try: self._call_pip(pip_args) except: self._logger.exception(u"Could not uninstall plugin via pip") return make_response("Could not uninstall plugin via pip, see the log for more details", 500) elif plugin.origin.type == "folder": import os import shutil full_path = os.path.realpath(plugin.location) if os.path.isdir(full_path): # plugin is installed via a plugin folder, need to use rmtree to get rid of it self._log_stdout(u"Deleting plugin from {folder}".format(folder=plugin.location)) shutil.rmtree(full_path) elif os.path.isfile(full_path): self._log_stdout(u"Deleting plugin from {file}".format(file=plugin.location)) os.remove(full_path) if full_path.endswith(".py"): pyc_file = "{full_path}c".format(**locals()) if os.path.isfile(pyc_file): os.remove(pyc_file) else: self._logger.warn(u"Trying to uninstall plugin {plugin} but origin is unknown ({plugin.origin.type})".format(**locals())) return make_response("Could not uninstall plugin, its origin is unknown") needs_restart = self._plugin_manager.is_restart_needing_plugin(plugin) needs_refresh = plugin.implementation and isinstance(plugin.implementation, octoprint.plugin.ReloadNeedingPlugin) self._plugin_manager.mark_plugin(plugin.key, uninstalled=True) if not needs_restart: try: self._plugin_manager.disable_plugin(plugin.key, plugin=plugin) except octoprint.plugin.core.PluginLifecycleException as e: self._logger.exception(u"Problem disabling plugin {name}".format(name=plugin.key)) result = dict(result=False, uninstalled=True, disabled=False, unloaded=False, reason=e.reason) self._send_result_notification("uninstall", result) return jsonify(result) try: self._plugin_manager.unload_plugin(plugin.key) except octoprint.plugin.core.PluginLifecycleException as e: self._logger.exception(u"Problem unloading plugin {name}".format(name=plugin.key)) result = dict(result=False, uninstalled=True, disabled=True, unloaded=False, reason=e.reason) self._send_result_notification("uninstall", result) return jsonify(result) self._plugin_manager.reload_plugins() result = dict(result=True, needs_restart=needs_restart, needs_refresh=needs_refresh, plugin=self._to_external_representation(plugin)) self._send_result_notification("uninstall", result) return jsonify(result) def command_toggle(self, plugin, command): if plugin.key == "pluginmanager": return make_response("Can't enable/disable Plugin Manager", 400) needs_restart = self._plugin_manager.is_restart_needing_plugin(plugin) needs_refresh = plugin.implementation and isinstance(plugin.implementation, octoprint.plugin.ReloadNeedingPlugin) pending = ((command == "disable" and plugin.key in self._pending_enable) or (command == "enable" and plugin.key in self._pending_disable)) needs_restart_api = needs_restart and not pending needs_refresh_api = needs_refresh and not pending try: if command == "disable": self._mark_plugin_disabled(plugin, needs_restart=needs_restart) elif command == "enable": self._mark_plugin_enabled(plugin, needs_restart=needs_restart) except octoprint.plugin.core.PluginLifecycleException as e: self._logger.exception(u"Problem toggling enabled state of {name}: {reason}".format(name=plugin.key, reason=e.reason)) result = dict(result=False, reason=e.reason) except octoprint.plugin.core.PluginNeedsRestart: result = dict(result=True, needs_restart=True, needs_refresh=True, plugin=self._to_external_representation(plugin)) else: result = dict(result=True, needs_restart=needs_restart_api, needs_refresh=needs_refresh_api, plugin=self._to_external_representation(plugin)) self._send_result_notification(command, result) return jsonify(result) def _send_result_notification(self, action, result): notification = dict(type="result", action=action) notification.update(result) self._plugin_manager.send_plugin_message(self._identifier, notification) def _call_pip(self, args): if self._pip_caller is None or not self._pip_caller.available: raise RuntimeError(u"No pip available, can't operate".format(**locals())) if "--process-dependency-links" in args and self._pip_caller < self._pip_version_dependency_links: args.remove("--process-dependency-links") return self._pip_caller.execute(*args) def _log_call(self, *lines): self._log(lines, prefix=" ", stream="call") def _log_stdout(self, *lines): self._log(lines, prefix=">", stream="stdout") def _log_stderr(self, *lines): self._log(lines, prefix="!", stream="stderr") def _log(self, lines, prefix=None, stream=None, strip=True): if strip: lines = map(lambda x: x.strip(), lines) self._plugin_manager.send_plugin_message(self._identifier, dict(type="loglines", loglines=[dict(line=line, stream=stream) for line in lines])) for line in lines: self._console_logger.debug(u"{prefix} {line}".format(**locals())) def _mark_plugin_enabled(self, plugin, needs_restart=False): disabled_list = list(self._settings.global_get(["plugins", "_disabled"])) if plugin.key in disabled_list: disabled_list.remove(plugin.key) self._settings.global_set(["plugins", "_disabled"], disabled_list) self._settings.save(force=True) if not needs_restart: self._plugin_manager.enable_plugin(plugin.key) else: if plugin.key in self._pending_disable: self._pending_disable.remove(plugin.key) elif not plugin.enabled and plugin.key not in self._pending_enable: self._pending_enable.add(plugin.key) def _mark_plugin_disabled(self, plugin, needs_restart=False): disabled_list = list(self._settings.global_get(["plugins", "_disabled"])) if not plugin.key in disabled_list: disabled_list.append(plugin.key) self._settings.global_set(["plugins", "_disabled"], disabled_list) self._settings.save(force=True) if not needs_restart: self._plugin_manager.disable_plugin(plugin.key) else: if plugin.key in self._pending_enable: self._pending_enable.remove(plugin.key) elif plugin.enabled and plugin.key not in self._pending_disable: self._pending_disable.add(plugin.key) def _fetch_repository_from_disk(self): repo_data = None if os.path.isfile(self._repository_cache_path): import time mtime = os.path.getmtime(self._repository_cache_path) if mtime + self._repository_cache_ttl >= time.time() > mtime: try: import json with open(self._repository_cache_path) as f: repo_data = json.load(f) self._logger.info("Loaded plugin repository data from disk, was still valid") except: self._logger.exception("Error while loading repository data from {}".format(self._repository_cache_path)) return self._refresh_repository(repo_data=repo_data) def _fetch_repository_from_url(self): import requests repository_url = self._settings.get(["repository"]) try: r = requests.get(repository_url) self._logger.info("Loaded plugin repository data from {}".format(repository_url)) except Exception as e: self._logger.exception("Could not fetch plugins from repository at {repository_url}: {message}".format(repository_url=repository_url, message=str(e))) return None repo_data = r.json() try: import json with open(self._repository_cache_path, "w+b") as f: json.dump(repo_data, f) except Exception as e: self._logger.exception("Error while saving repository data to {}: {}".format(self._repository_cache_path, str(e))) return repo_data def _refresh_repository(self, repo_data=None): if repo_data is None: repo_data = self._fetch_repository_from_url() if repo_data is None: return False current_os = self._get_os() octoprint_version = self._get_octoprint_version() if "-" in octoprint_version: octoprint_version = octoprint_version[:octoprint_version.find("-")] def map_repository_entry(entry): result = dict(entry) if not "follow_dependency_links" in result: result["follow_dependency_links"] = False result["is_compatible"] = dict( octoprint=True, os=True ) if "compatibility" in entry: if "octoprint" in entry["compatibility"] and entry["compatibility"]["octoprint"] is not None and len(entry["compatibility"]["octoprint"]): import semantic_version for octo_compat in entry["compatibility"]["octoprint"]: s = semantic_version.Spec("=={}".format(octo_compat)) if semantic_version.Version(octoprint_version) in s: break else: result["is_compatible"]["octoprint"] = False if "os" in entry["compatibility"] and entry["compatibility"]["os"] is not None and len(entry["compatibility"]["os"]): result["is_compatible"]["os"] = current_os in entry["compatibility"]["os"] return result self._repository_plugins = map(map_repository_entry, repo_data) return True def _get_os(self): if sys.platform == "win32": return "windows" elif sys.platform == "linux2": return "linux" elif sys.platform == "darwin": return "macos" else: return "unknown" def _get_octoprint_version(self): from octoprint._version import get_versions return get_versions()["version"] def _to_external_representation(self, plugin): return dict( key=plugin.key, name=plugin.name, description=plugin.description, author=plugin.author, version=plugin.version, url=plugin.url, license=plugin.license, bundled=plugin.bundled, enabled=plugin.enabled, pending_enable=(not plugin.enabled and plugin.key in self._pending_enable), pending_disable=(plugin.enabled and plugin.key in self._pending_disable), pending_install=(plugin.key in self._pending_install), pending_uninstall=(plugin.key in self._pending_uninstall) ) __plugin_name__ = "Plugin Manager" __plugin_author__ = "Gina Häußge" __plugin_url__ = "https://github.com/foosel/OctoPrint/wiki/Plugin:-Plugin-Manager" __plugin_description__ = "Allows installing and managing OctoPrint plugins" __plugin_license__ = "AGPLv3" __plugin_implementation__ = PluginManagerPlugin()