chroot/: make devicechroot pacstrap work without docker wrapper

chroot/abstract.py

@@ -277,12 +277,27 @@ class Chroot(AbstractChroot):
         root_write_file(makepkg_conf_path, makepkg_cross_conf)
         return makepkg_conf_path_relative
 
-    def write_pacman_conf(self, check_space: Optional[bool] = None):
+    def write_pacman_conf(self, check_space: Optional[bool] = None, in_chroot: bool = True, absolute_path: str = None):
+        user = None
+        group = None
         if check_space is None:
             check_space = config.file['pacman']['check_space']
-        os.makedirs(self.get_path('/etc'), exist_ok=True)
-        conf_text = get_base_distro(self.arch).get_pacman_conf(self.extra_repos, check_space=check_space)
-        root_write_file(self.get_path('etc/pacman.conf'), conf_text)
+        if not absolute_path:
+            path = self.get_path('/etc')
+            root_makedir(path)
+            absolute_path = os.path.join(path, 'pacman.conf')
+            user = 'root'
+            group = 'root'
+        repos = deepcopy(self.extra_repos)
+        if not in_chroot:
+            for repo in repos.values():
+                repo.url_template = repo.url_template.replace(
+                    f'file://{CHROOT_PATHS["packages"]}',
+                    f'file://{config.get_path("packages")}',
+                    1,
+                )
+        conf_text = get_base_distro(self.arch).get_pacman_conf(repos, check_space=check_space)
+        write_file(absolute_path, conf_text, user=user, group=group)
 
     def create_user(
         self,

chroot/device.py

@@ -1,11 +1,14 @@
 import atexit
 import os
 
+from typing import Optional
+from tempfile import mktemp
+
+from config import config
 from constants import Arch, BASE_PACKAGES
 from distro.distro import get_kupfer_local, get_kupfer_https
 from exec.file import makedir, root_makedir
 from utils import check_findmnt
-from typing import Optional
 
 from .base import BaseChroot
 from .build import BuildChroot
@@ -19,6 +22,14 @@ class DeviceChroot(BuildChroot):
     def create_rootfs(self, reset, pacman_conf_target, active_previously):
         clss = BuildChroot if self.copy_base else BaseChroot
 
+        makedir(config.get_path('chroots'))
+        root_makedir(self.get_path())
+        if not self.copy_base:
+            name = mktemp()
+            pacman_conf_target = name
+            self.write_pacman_conf(in_chroot=False, absolute_path=pacman_conf_target)
+            atexit.register(os.unlink, pacman_conf_target)
+
         clss.create_rootfs(self, reset, pacman_conf_target, active_previously)
 
     def mount_rootfs(self, source_path: str, fs_type: str = None, options: list[str] = [], allow_overlay: bool = False):