From 7c3660b9aad68523e38899b40b4bdf198787be73 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20P=C3=ADsa=C5=99?= <ppisar@redhat.com>
Date: Tue, 6 Aug 2024 12:49:11 +0200
Subject: [PATCH] Revert "Add detection for ostree-based systems and warn users
 about losing changes"

This reverts commit d100c8d717cb6fbd6ba9e16028a56b140275bc8b because
it breaks "dnf --installroot".
Related: https://issues.redhat.com/browse/RHEL-49670
---
 dnf/cli/cli.py |  9 ---------
 dnf/util.py    | 31 -------------------------------
 2 files changed, 40 deletions(-)

diff --git a/dnf/cli/cli.py b/dnf/cli/cli.py
index 1fd0e96c3a..0c4f4c6ad9 100644
--- a/dnf/cli/cli.py
+++ b/dnf/cli/cli.py
@@ -214,15 +214,6 @@ def do_transaction(self, display=()):
             elif 'test' in self.conf.tsflags:
                 logger.info(_("{prog} will only download packages, install gpg keys, and check the "
                               "transaction.").format(prog=dnf.util.MAIN_PROG_UPPER))
-            if dnf.util.is_container():
-                _container_msg = _("""
-*** This system is managed with ostree.  Changes to the system
-*** made with dnf will be lost with the next ostree-based update.
-*** If you do not want to lose these changes, use 'rpm-ostree'.
-""")
-                logger.info(_container_msg)
-                raise CliError(_("Operation aborted."))
-
             if self._promptWanted():
                 if self.conf.assumeno or not self.output.userconfirm():
                     raise CliError(_("Operation aborted."))
diff --git a/dnf/util.py b/dnf/util.py
index 9909f8fea5..16c5bc89c1 100644
--- a/dnf/util.py
+++ b/dnf/util.py
@@ -33,13 +33,11 @@
 import functools
 import hawkey
 import itertools
-import json
 import locale
 import logging
 import os
 import pwd
 import shutil
-import subprocess
 import sys
 import tempfile
 import time
@@ -633,32 +631,3 @@ def _tsi_or_pkg_nevra_cmp(item1, item2):
 def _name_unset_wrapper(input_name):
     # returns <name-unset> for everything that evaluates to False (None, empty..)
     return input_name if input_name else _("<name-unset>")
-
-
-def is_container():
-    """Returns true is the system is managed as an immutable container,
-       false otherwise.  If msg is True, a warning message is displayed
-       for the user.
-    """
-
-    bootc = '/usr/bin/bootc'
-    ostree = '/sysroot/ostree'
-
-    if os.path.isfile(bootc) and os.access(bootc, os.X_OK):
-        p = subprocess.Popen([bootc, "status", "--json"], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
-        (out, err) = p.communicate()
-
-        if p.returncode == 0:
-            # check the output of 'bootc status'
-            j = json.loads(out)
-
-            # XXX: the API from bootc status is evolving
-            status = j.get("status", "")
-            kind = j.get("kind", "")
-
-            if kind.lower() == "bootchost" and bool(status.get("isContainer", None)):
-                return True
-    elif os.path.isdir(ostree):
-        return True
-
-    return False
\ No newline at end of file