mirror of
https://git.selfprivacy.org/SelfPrivacy/selfprivacy-rest-api.git
synced 2024-08-18 22:45:12 +00:00
58 lines
2.2 KiB
Python
58 lines
2.2 KiB
Python
import os
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import subprocess
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from selfprivacy_api.migrations.migration import Migration
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class FixNixosConfigBranch(Migration):
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def get_migration_name(self):
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return "fix_nixos_config_branch"
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def get_migration_description(self):
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return """Mobile SelfPrivacy app introduced a bug in version 0.4.0.
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New servers were initialized with a rolling-testing nixos config branch.
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This was fixed in app version 0.4.2, but existing servers were not updated.
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This migration fixes this by changing the nixos config branch to master.
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"""
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def is_migration_needed(self):
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"""Check the current branch of /etc/nixos and return True if it is rolling-testing"""
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current_working_directory = os.getcwd()
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try:
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os.chdir("/etc/nixos")
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nixos_config_branch = subprocess.check_output(
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["git", "rev-parse", "--abbrev-ref", "HEAD"], start_new_session=True
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)
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os.chdir(current_working_directory)
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return nixos_config_branch.decode("utf-8").strip() == "rolling-testing"
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except subprocess.CalledProcessError:
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os.chdir(current_working_directory)
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return False
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def migrate(self):
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"""Affected server pulled the config with the --single-branch flag.
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Git config remote.origin.fetch has to be changed, so all branches will be fetched.
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Then, fetch all branches, pull and switch to master branch.
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"""
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print("Fixing Nixos config branch")
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current_working_directory = os.getcwd()
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try:
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os.chdir("/etc/nixos")
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subprocess.check_output(
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[
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"git",
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"config",
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"remote.origin.fetch",
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"+refs/heads/*:refs/remotes/origin/*",
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]
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)
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subprocess.check_output(["git", "fetch", "--all"])
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subprocess.check_output(["git", "pull"])
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subprocess.check_output(["git", "checkout", "master"])
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os.chdir(current_working_directory)
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print("Done")
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except subprocess.CalledProcessError:
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os.chdir(current_working_directory)
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print("Error")
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