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kylin-system-updater
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优化代码防止出现代码错误

This commit is contained in:
wangsong 2021-11-29 10:52:22 +08:00
parent 59efb53774
commit 14ca155ed6
2 changed files with 25 additions and 16 deletions
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7
backend/SystemUpdater/UpdateManager.py
View File

@ -317,9 +317,7 @@ class UpdateManager():
_success = False
return _success,header,desc
self._check_cache_broken(self.cache)
#检查出现安装过程异常重启 出现的话 进行异常修复
#1、 检查出现安装过程异常重启 出现的话 进行异常修复
if self.configs.getWithDefault("SystemStatus", "isabnormalreboot", False) == True:
header = self.INSTALL_ALONE_PROGRESS
self.configs.setValue("SystemStatus","isabnormalreboot",str(False),True)
@ -327,6 +325,9 @@ class UpdateManager():
self.start_fix_broken()
return False,header,desc
#检查当前系统的状态 是否存在系统为破损状态 导致出现异常
self._check_cache_broken(self.cache)
self.update_list = UpdateList(self)
#检查自己是否需要升级更新

28
backend/SystemUpdater/backend/__init__.py
View File

@ -15,6 +15,7 @@ from SystemUpdater.Core.utils import (
)
import time
from apt import Cache
from SystemUpdater.Core.UpdateList import LocalUpgradeDataList
class NowUpgradePara:
"""
@ -69,6 +70,10 @@ class InstallBackend():
if self.window_main.update_list != None:
#本地维护的升级列表和需要升级的包
self.upgrade_data = window_main.update_list.local_upgrade_data
else:
#生成一个空的列表 防止出现错误 在更新和安装单包的时候这个对象还没生成
self.upgrade_data = LocalUpgradeDataList({},[],[],[])
#要拿到升级列表必须调用_make_upgrade_list
self.now_upgrade = NowUpgradePara([],self.MODE_DEFAULT_STATUS,[])
@ -84,7 +89,7 @@ class InstallBackend():
#拿到升级列表
self.now_upgrade.upgrade_groups,self.now_upgrade.single_pkgs = self._make_groups_list(self.upgrade_data,_upgrade_mode,partial_upgrade_list)
pkgs_install,pkgs_upgrade,pkgs_remove = self._get_mark_from_cache(self.cache,_upgrade_mode)
pkgs_install,pkgs_upgrade,pkgs_remove = self._get_mark_from_cache(self.cache,self.upgrade_data.adjust_pkgs,_upgrade_mode)
logging.info("INSTALL install:%d , upgrade:%d remove:%d",len(pkgs_install),len(pkgs_upgrade),len(pkgs_remove))
@ -125,7 +130,7 @@ class InstallBackend():
pkgs_install,pkgs_upgrade = self._make_pkgs_list(self.cache,self.upgrade_data.upgrade_groups_pkgs,self.now_upgrade.upgrade_groups,self.now_upgrade.single_pkgs)
#计算解决依赖关系
_success,delete_pkgs,delete_desc,header,desc = self._make_problem_resolver(pkgs_install,pkgs_upgrade)
pkgs_install,pkgs_upgrade,pkgs_remove = self._get_mark_from_cache(self.cache,_upgrade_mode)
pkgs_install,pkgs_upgrade,pkgs_remove = self._get_mark_from_cache(self.cache,self.upgrade_data.adjust_pkgs,_upgrade_mode)
pkgs_remove = delete_pkgs
else:
# 使用全盘升级 全盘使用dist-upgrade
@ -133,7 +138,7 @@ class InstallBackend():
if self.cache.get_changes():
self.cache.clear()
_success = self.cache._depcache.upgrade(True)
pkgs_install,pkgs_upgrade,pkgs_remove = self._get_mark_from_cache(self.cache,_upgrade_mode)
pkgs_install,pkgs_upgrade,pkgs_remove = self._get_mark_from_cache(self.cache,self.upgrade_data.adjust_pkgs,_upgrade_mode)
except Exception as e:
_success = False
desc = str(e)
@ -217,17 +222,17 @@ class InstallBackend():
raise NotImplementedError
#从cache中拿到标记的列表
def _get_mark_from_cache(self,cache,upgrade_mode):
def _get_mark_from_cache(self,cache,_adjust_pkgs,upgrade_mode):
pkgs_install = []
pkgs_upgrade = []
pkgs_remove = []
#全盘升级不做任何的调整 修复bug，出现调整版本，报错不需要更新升级退出
#全盘升级不做任何的调整
if upgrade_mode == self.MODE_UPGRADE_SYSTEM:
adjust_pkgs = []
else:
#获取调整包列表 去掉版本号
adjust_pkgs = [i.split("=")[0] for i in self.upgrade_data.adjust_pkgs]
adjust_pkgs = [i.split("=")[0] for i in _adjust_pkgs]
for pkg in cache:
try:
@ -236,12 +241,12 @@ class InstallBackend():
if pkg.is_auto_installed:
pkgname += "#auto"
if pkg.name in adjust_pkgs:
pkgs_install.append(self.upgrade_data.adjust_pkgs[adjust_pkgs.index(pkg.name)])
pkgs_install.append(_adjust_pkgs[adjust_pkgs.index(pkg.name)])
else:
pkgs_install.append(pkgname)
elif pkg.marked_upgrade:
if pkg.name in adjust_pkgs:
pkgs_upgrade.append(self.upgrade_data.adjust_pkgs[adjust_pkgs.index(pkg.name)])
pkgs_upgrade.append(_adjust_pkgs[adjust_pkgs.index(pkg.name)])
else:
pkgs_upgrade.append(pkg.name)
elif pkg.marked_delete:
@ -387,7 +392,7 @@ class InstallBackend():
else:
#当单包升级的时候 升级本身时，让程序退出，再重新启动
if self.window_main.SELF_PKG_NAME in self.cache and self.cache[self.window_main.SELF_PKG_NAME] in self.cache.get_changes():
self.window_main.dbusController.DistUpdateDetectFinished(False,[self.window_main.SELF_PKG_NAME],"更新管理器升级完成，请重启控制面板进行系统更新",error_desc)
self.window_main.dbusController.DistUpdateDetectFinished(False,[self.window_main.SELF_PKG_NAME],"更新管理器升级完成，请重启控制面板后再进行系统更新",error_desc)
self.window_main.dbusController.Quit(None)
else:
#只有安装配置文件包 才会走到此处
@ -395,6 +400,10 @@ class InstallBackend():
return
#当更新过程中安装配置包时 失败时发送错误信号
elif success == False and self.now_upgrade.upgrade_mode == self.MODE_UPGRADE_SINGLE:
# 防止错误结果太长导致出现控制面板显示太多 目前最多20字符
if len(error_string + error_desc) > 20:
self.window_main.dbusController.DistUpdateDetectFinished(success,upgrade_content,error_string,error_desc)
else:
self.window_main.dbusController.DistUpdateDetectFinished(success,upgrade_content,error_string+'，'+error_desc,error_desc)
if error_string != '' or error_desc != '':
@ -429,7 +438,6 @@ class InstallBackend():
try:
error_desc = error_desc +'\n\n'+self.trans_error_details
# is_single_groups = success == False and upgrade_mode == self.MODE_UPGRADE_PARTIAL and self.now_upgrade.upgrade_groups != [] and self.upgrade_data.single_pkgs == []
if (upgrade_mode == self.MODE_UPGRADE_ALL and success == False) or (upgrade_mode == self.MODE_UPGRADE_PARTIAL and self.now_upgrade.upgrade_groups != []):
#获取当前系统中最新的cache