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Backup configuration files before overwriting #11216

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merged 2 commits into from
Dec 19, 2017
Merged

Backup configuration files before overwriting #11216

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ee2042c
Backup configuration files before overwriting
cgarwood Dec 18, 2017
8ea6a6d
Changed timestamp format from epoch to iso8601 (minus punctuation)
cgarwood Dec 19, 2017
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47 changes: 47 additions & 0 deletions homeassistant/config.py
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Original file line number Diff line number Diff line change
Expand Up @@ -233,21 +233,68 @@ def create_default_config(config_dir, detect_location=True):

config_file.write(DEFAULT_CONFIG)

timestamp = date_util.now().strftime('%Y%m%dT%H%M%S')
# Check for existing secrets file.
# If it exists, back it up before recreating it.
if os.path.isfile(secret_path):
backup_secret_path = "{}.{}.bak".format(
secret_path,
timestamp
)
print("Found existing secrets file. Backing up and re-creating.")
os.rename(secret_path, backup_secret_path)
with open(secret_path, 'wt') as secret_file:
secret_file.write(DEFAULT_SECRETS)

with open(version_path, 'wt') as version_file:
version_file.write(__version__)

# Check for existing group file.
# If it exists, back it up before recreating it.
if os.path.isfile(group_yaml_path):
backup_group_path = "{}.{}.bak".format(
group_yaml_path,
timestamp
)
print("Found existing group file. Backing up and re-creating.")
os.rename(group_yaml_path, backup_group_path)
with open(group_yaml_path, 'wt'):
pass

# Check for existing automation file.
# If it exists, back it up before recreating it.
if os.path.isfile(automation_yaml_path):
backup_automation_path = "{}.{}.bak".format(
automation_yaml_path,
timestamp
)
print("Found existing automation file. Backing up and",
"re-creating.")
os.rename(automation_yaml_path, backup_automation_path)
with open(automation_yaml_path, 'wt') as fil:
fil.write('[]')

# Check for existing group file.
# If it exists, back it up before recreating it.
if os.path.isfile(script_yaml_path):
backup_script_path = "{}.{}.bak".format(
script_yaml_path,
timestamp
)
print("Found existing script file. Backing up and re-creating.")
os.rename(script_yaml_path, backup_script_path)
with open(script_yaml_path, 'wt'):
pass

# Check for existing customize file.
# If it exists, back it up before recreating it.
if os.path.isfile(customize_yaml_path):
backup_customize_path = "{}.{}.bak".format(
customize_yaml_path,
timestamp
)
print("Found existing customize file. Backing up and re-creating.")
os.rename(customize_yaml_path, backup_customize_path)
with open(customize_yaml_path, 'wt'):
pass

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