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From 789dd296988aa9da17d97ece1efc33f9e232648e Mon Sep 17 00:00:00 2001
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From: Vojtech Trefny <vtrefny@redhat.com>
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Date: Thu, 13 Oct 2022 10:47:52 +0200
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Subject: [PATCH] Revert "Remove the Blivet.roots attribute"
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This reverts commit 19a826073345ca6b57a8f9a95ec855892320300e.
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---
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 blivet/blivet.py        | 21 +++++++++++++++++++++
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 blivet/devicefactory.py |  3 +++
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 2 files changed, 24 insertions(+)
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diff --git a/blivet/blivet.py b/blivet/blivet.py
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index bf72ee9c..dc066b03 100644
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--- a/blivet/blivet.py
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+++ b/blivet/blivet.py
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@@ -88,6 +88,7 @@ class Blivet(object):
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         self.devicetree = DeviceTree(ignored_disks=self.ignored_disks,
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                                      exclusive_disks=self.exclusive_disks,
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                                      disk_images=self.disk_images)
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+        self.roots = []
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     @property
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     def short_product_name(self):
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@@ -1314,5 +1315,25 @@ class Blivet(object):
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             p = partition.disk.format.parted_disk.getPartitionByPath(partition.path)
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             partition.parted_partition = p
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+        for root in new.roots:
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+            root.swaps = [new.devicetree.get_device_by_id(d.id, hidden=True) for d in root.swaps]
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+            root.swaps = [s for s in root.swaps if s]
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+
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+            removed = set()
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+            for (mountpoint, old_dev) in root.mounts.items():
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+                if old_dev is None:
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+                    continue
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+
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+                new_dev = new.devicetree.get_device_by_id(old_dev.id, hidden=True)
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+                if new_dev is None:
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+                    # if the device has been removed don't include this
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+                    # mountpoint at all
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+                    removed.add(mountpoint)
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+                else:
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+                    root.mounts[mountpoint] = new_dev
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+
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+            for mnt in removed:
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+                del root.mounts[mnt]
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+
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         log.debug("finished Blivet copy")
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         return new
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diff --git a/blivet/devicefactory.py b/blivet/devicefactory.py
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index 8105bfc7..6f460f6d 100644
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--- a/blivet/devicefactory.py
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+++ b/blivet/devicefactory.py
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@@ -383,6 +383,7 @@ class DeviceFactory(object):
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         # used for error recovery
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         self.__devices = []
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         self.__actions = []
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+        self.__roots = []
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     def _is_container_encrypted(self):
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         return all(isinstance(p, LUKSDevice) for p in self.device.container.parents)
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@@ -994,10 +995,12 @@ class DeviceFactory(object):
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         _blivet_copy = self.storage.copy()
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         self.__devices = _blivet_copy.devicetree._devices
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         self.__actions = _blivet_copy.devicetree._actions
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+        self.__roots = _blivet_copy.roots
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     def _revert_devicetree(self):
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         self.storage.devicetree._devices = self.__devices
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         self.storage.devicetree._actions = self.__actions
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+        self.storage.roots = self.__roots
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 class PartitionFactory(DeviceFactory):
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-- 
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2.37.3
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