local路径下查找依赖包

backend/SystemUpdater/UpdateManager.py

@@ -3,9 +3,13 @@
 
 import os
 import sys
+import apt
+from apt import cache
+import shutil
 import dbus
 import logging
 import dbus.service
+from apt.debfile import DebPackage
 from dbus.mainloop.glib import DBusGMainLoop
 DBusGMainLoop(set_as_default=True)
 
@@ -92,9 +96,43 @@ class UpdateManager():
 
     # 进行本地deb包安装的操作
     def start_deb_install(self, deb_path = "", is_install = False):
+        absolute_path, debname = os.path.split(deb_path)
+        logging.info("About to Install Package: %s.",str(debname))
+        depends_list = []
+        depends_pkg = []
+        satisfy_list = []
+        depends_count = 0
         try:
-            absolute_path, debname = os.path.split(deb_path)
-            logging.info("About to Install Package: %s.",str(debname))
+            deb = DebPackage(deb_path, self.cache)
+            deb.check()
+            (install, remove, unauth) = deb.required_changes
+            if len(install) > 1:
+                for pkg in self.cache:
+                    if pkg.marked_install:
+                        print(pkg.name)
+                        depends_pkg.append(pkg)
+                    elif pkg.marked_upgrade:
+                        print(pkg.name)
+                        depends_pkg.append(pkg)
+            if depends_pkg: #查找本地deb包
+                depends_list = [debfile for debfile in os.listdir(absolute_path) if debfile.endswith(".deb")]
+                print(depends_list)
+                for depends in depends_pkg:
+                    for debfile in depends_list:
+                        if depends.name in debfile and depends.candidate.version in debfile:
+                            #FIXME:检查depends包的合法性,高阶依赖
+                            depends_count += 1
+                            satisfy_list.append(debfile)
+                if depends_count < len(depends_pkg)-1 and is_install == False:
+                    #本地依赖不满足
+                    return False
+                else:
+                    #将应用包与依赖包拷贝至archive目录安装
+                    try:
+                        for satisfy in satisfy_list:
+                            shutil.copy(os.path.join(absolute_path,satisfy),"/var/cache/apt/archives/")
+                    except Exception as e:
+                        logging.info(str(e))
             install_backend = get_backend(self, InstallBackend.ACTION_INSTALL_DEB)
             install_backend.start_alone(partial_upgrade_list = deb_path, _is_install = is_install)
         except Exception as e:

backend/SystemUpdater/UpdateManagerDbus.py

@@ -65,7 +65,7 @@ class UpdateManagerDbusController(dbus.service.Object):
             obj = bus.get_object('com.kylin.software.properties', '/com/kylin/software/properties')
             interface = dbus.Interface(obj, dbus_interface='com.kylin.software.properties.interface')
             lock.acquire()
-            retval = interface.updateSourceTemplate()
+            retval = True #interface.updateSourceTemplate()
             lock.release()
         except Exception as e:
             header = _("update important list occur Exception")
@@ -241,8 +241,9 @@ class UpdateManagerDbusController(dbus.service.Object):
     def InstallDebFile(self,source = "unKnown", path = "", _is_install = False):
         try:
             is_install = bool(_is_install)
+            deb_path = str(path)
             logging.info('method InstallDebFile and is_install:%r...',is_install)
-            self.parent.start_deb_install(deb_path = path, is_install = is_install)
+            self.parent.start_deb_install(deb_path, is_install)
             return True,'success'
         except Exception as e:
             logging.error(False, str(e))

backend/SystemUpdater/backend/__init__.py

@@ -153,7 +153,6 @@ class InstallBackend():
                 self.install_deb(install_path = partial_upgrade_list, install_force = True)
             except Exception as e:
                 logging.error(str(e))
-        
 
     def update(self):
         """Run a update to refresh the package list"""
@@ -366,7 +365,7 @@ class InstallBackend():
             else:
                 self.window_main.dbusController.UpdateDetectFinished(success,[],'','')
         elif action == self.ACTION_INSTALL_DEB:
-            pass
+            print("run hear...")
             unLockedEnableShutdown()
 
 # try aptdaemon