83 lines
2.8 KiB
Python
83 lines
2.8 KiB
Python
#!/usr/bin/env python
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# License: GPLv3 Copyright: 2022, Kovid Goyal <kovid at kovidgoyal.net>
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import os
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from typing import Any, Dict, Iterable, Optional
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from kitty.conf.utils import (
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load_config as _load_config, parse_config_base, resolve_config
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)
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from kitty.constants import config_dir
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from .options.types import Options as SSHOptions, defaults, option_names
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SYSTEM_CONF = '/etc/xdg/kitty/ssh.conf'
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defconf = os.path.join(config_dir, 'ssh.conf')
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def options_for_host(hostname: str, per_host_opts: Dict[str, SSHOptions]) -> SSHOptions:
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import fnmatch
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matches = []
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for pat, opts in per_host_opts.items():
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if fnmatch.fnmatchcase(hostname, pat):
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matches.append(opts)
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if not matches:
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return SSHOptions({})
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base = matches[0]
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rest = matches[1:]
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if rest:
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ans = SSHOptions(base._asdict())
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for name in option_names:
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for opts in rest:
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val = getattr(opts, name)
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if isinstance(val, dict):
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getattr(ans, name).update(val)
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else:
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setattr(ans, name, val)
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else:
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ans = base
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return ans
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def load_config(*paths: str, overrides: Optional[Iterable[str]] = None) -> Dict[str, SSHOptions]:
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from .options.parse import (
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create_result_dict, merge_result_dicts, parse_conf_item
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)
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from .options.utils import get_per_hosts_dict, init_results_dict, first_seen_positions
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def merge_dicts(base: Dict[str, Any], vals: Dict[str, Any]) -> Dict[str, Any]:
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base_phd = get_per_hosts_dict(base)
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vals_phd = get_per_hosts_dict(vals)
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for hostname in base_phd:
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vals_phd[hostname] = merge_result_dicts(base_phd[hostname], vals_phd.get(hostname, {}))
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ans: Dict[str, Any] = vals_phd.pop(vals['hostname'])
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ans['per_host_dicts'] = vals_phd
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return ans
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def parse_config(lines: Iterable[str]) -> Dict[str, Any]:
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ans: Dict[str, Any] = init_results_dict(create_result_dict())
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parse_config_base(lines, parse_conf_item, ans)
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return ans
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overrides = tuple(overrides) if overrides is not None else ()
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first_seen_positions.clear()
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first_seen_positions['*'] = 0
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opts_dict, paths = _load_config(
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defaults, parse_config, merge_dicts, *paths, overrides=overrides, initialize_defaults=init_results_dict)
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ans: Dict[str, SSHOptions] = {}
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phd = get_per_hosts_dict(opts_dict)
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for hostname in sorted(phd, key=first_seen_positions.__getitem__):
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opts = SSHOptions(phd[hostname])
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opts.config_paths = paths
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opts.config_overrides = overrides
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ans[hostname] = opts
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first_seen_positions.clear()
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return ans
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def init_config() -> Dict[str, SSHOptions]:
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config = tuple(resolve_config(SYSTEM_CONF, defconf))
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opts_dict = load_config(*config)
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return opts_dict
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