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feat: Recover the previous config on failure.

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Inex Code 2023-12-31 18:29:59 +03:00
parent b7ea149f67
commit 1af3a2817e
1 changed files with 29 additions and 2 deletions
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31
selfprivacy_api/migrations/migrate_to_flakes.py
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@ -84,7 +84,9 @@ class MigrateToFlakes(Migration):
with tarfile.open(archive_path, "r:gz") as tar:
tar.extractall(path=temp_dir)
extracted_folder = os.path.join(temp_dir, "selfprivacy-nixos-template")
extracted_folder = os.path.join(
temp_dir, "selfprivacy-nixos-template"
)
shutil.copytree(extracted_folder, "/etc/nixos")
finally:
@ -99,7 +101,9 @@ class MigrateToFlakes(Migration):
hardware_config_lines = hardware_config_file.readlines()
# Check if the file contains the line with "./networking.nix" substring
hardware_config_lines = [line for line in hardware_config_lines if "./networking.nix" not in line]
hardware_config_lines = [
line for line in hardware_config_lines if "./networking.nix" not in line
]
with open(new_hardware_config_path, "w") as new_hardware_config_file:
new_hardware_config_file.writelines(hardware_config_lines)
@ -226,9 +230,11 @@ class MigrateToFlakes(Migration):
"/etc/nixos#default",
]
)
print("================================")
print(
"NixOS built. You may reboot now! Creating a notification for the app"
)
print("================================")
Jobs.add(
name="NixOS upgrade to 23.11",
@ -250,3 +256,24 @@ class MigrateToFlakes(Migration):
status_text=str(error),
description="Upgrade to NixOS 23.11",
)
# Recover the old configuration if the nixos.pre-flakes exists
if os.path.exists("/etc/nixos.pre-flakes"):
print("Recovering the old configuration")
# Move the new configuration to /etc/nixos.new
subprocess.check_output(
[
"mv",
"-v",
"/etc/nixos",
"/etc/nixos.failed",
]
)
subprocess.check_output(
[
"mv",
"-v",
"/etc/nixos.pre-flakes",
"/etc/nixos",
]
)
print("Recovered the old configuration")