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#!/usr/bin/env python3
import re
import sys
from pathlib import Path
def install_service_unit(prefix):
project_path = Path(__file__).parents[1]
if prefix == "usr":
install_path = Path("/etc/systemd/system")
elif prefix == "usr/local":
install_path = Path("/usr/local/lib/systemd/system")
else:
raise Exception("first arg <prefix> must be one of `usr` or `usr/local`")
def substitute(match):
if match[1] == "PROJECT_PATH":
return str(project_path)
else:
raise KeyError(match[1])
service_text_in = open(project_path / "script" / "jwebmail.service.in").read()
service_text = re.sub(r"@(\w+)@", substitute, service_text_in, flags=re.ASCII)
install_path.mkdir(0o755, True, True)
open(install_path / "jwebmail.service", mode="w").write(service_text)
if __name__ == "__main__":
install_service_unit(sys.argv[1] if len(sys.argv) == 2 else "")
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