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|
#!/usr/bin/env nix-shell
#!nix-shell -p nix-prefetch-git luarocks-nix python3 python3Packages.GitPython nix -i python3
# format:
# $ nix run nixpkgs.python3Packages.black -c black update.py
# type-check:
# $ nix run nixpkgs.python3Packages.mypy -c mypy update.py
# linted:
# $ nix run nixpkgs.python3Packages.flake8 -c flake8 --ignore E501,E265,E402 update.py
import inspect
import os
import tempfile
import shutil
from dataclasses import dataclass
import subprocess
import csv
import logging
from typing import List
from pathlib import Path
LOG_LEVELS = {
logging.getLevelName(level): level for level in [
logging.DEBUG, logging.INFO, logging.WARN, logging.ERROR ]
}
log = logging.getLogger()
log.addHandler(logging.StreamHandler())
ROOT = Path(os.path.dirname(os.path.abspath(inspect.getfile(inspect.currentframe())))).parent.parent
from pluginupdate import Editor, parse_args, update_plugins, PluginDesc, CleanEnvironment
PKG_LIST="maintainers/scripts/luarocks-packages.csv"
TMP_FILE="$(mktemp)"
GENERATED_NIXFILE="pkgs/development/lua-modules/generated-packages.nix"
LUAROCKS_CONFIG="$NIXPKGS_PATH/maintainers/scripts/luarocks-config.lua"
HEADER = """
/* {GENERATED_NIXFILE} is an auto-generated file -- DO NOT EDIT!
Regenerate it with:
nixpkgs$ ./maintainers/scripts/update-luarocks-packages
You can customize the generated packages in pkgs/development/lua-modules/overrides.nix
*/
""".format(GENERATED_NIXFILE=GENERATED_NIXFILE)
FOOTER="""
}
/* GENERATED - do not edit this file */
"""
@dataclass
class LuaPlugin:
name: str
version: str
server: str
luaversion: str
maintainers: str
@property
def normalized_name(self) -> str:
return self.name.replace(".", "-")
# rename Editor to LangUpdate/ EcosystemUpdater
class LuaEditor(Editor):
def get_current_plugins(self):
return []
def load_plugin_spec(self, input_file) -> List[PluginDesc]:
luaPackages = []
csvfilename=input_file
log.info("Loading package descriptions from %s", csvfilename)
with open(csvfilename, newline='') as csvfile:
reader = csv.DictReader(csvfile,)
for row in reader:
# name,server,version,luaversion,maintainers
plugin = LuaPlugin(**row)
luaPackages.append(plugin)
return luaPackages
@property
def attr_path(self):
return "luaPackages"
def get_update(self, input_file: str, outfile: str, _: int):
def update() -> dict:
plugin_specs = self.load_plugin_spec(input_file)
self.generate_nix(plugin_specs, outfile)
redirects = []
return redirects
return update
def rewrite_input(self, *args, **kwargs):
# not implemented yet
pass
def generate_nix(
plugins: List[LuaPlugin],
outfilename: str
):
sorted_plugins = sorted(plugins, key=lambda v: v.name.lower())
# plug = {}
# selon le manifest luarocks.org/manifest
def _generate_pkg_nix(plug):
cmd = [ "luarocks", "nix", plug.name]
if plug.server:
cmd.append(f"--only-server={plug.server}")
if plug.maintainers:
cmd.append(f"--maintainers={plug.maintainers}")
if plug.version:
cmd.append(plug.version)
if plug.luaversion:
with CleanEnvironment():
local_pkgs = str(ROOT.resolve())
cmd2 = ["nix-build", "--no-out-link", local_pkgs, "-A", f"{plug.luaversion}"]
log.debug("running %s", cmd2)
lua_drv_path=subprocess.check_output(cmd2, text=True).strip()
cmd.append(f"--lua-dir={lua_drv_path}/bin")
log.debug("running %s", cmd)
output = subprocess.check_output(cmd, text=True)
return output
with tempfile.NamedTemporaryFile("w+") as f:
f.write(HEADER)
f.write("""
{ self, stdenv, lib, fetchurl, fetchgit, ... } @ args:
self: super:
with self;
{
""")
for plugin in sorted_plugins:
nix_expr = _generate_pkg_nix(plugin)
f.write(f"{plugin.normalized_name} = {nix_expr}"
)
f.write(FOOTER)
f.flush()
# if everything went fine, move the generated file to its destination
# using copy since move doesn't work across disks
shutil.copy(f.name, outfilename)
print(f"updated {outfilename}")
def load_plugin_spec():
pass
def main():
editor = LuaEditor("lua", ROOT, '', generate_nix,
default_in = ROOT.joinpath(PKG_LIST),
default_out = ROOT.joinpath(GENERATED_NIXFILE)
)
args = parse_args(editor)
log.setLevel(LOG_LEVELS[args.debug])
update_plugins(editor)
if __name__ == "__main__":
main()
|
