mirror of https://github.com/nocturn9x/nimd.git
43 lines
1.7 KiB
Nim
43 lines
1.7 KiB
Nim
# Copyright 2021 Mattia Giambirtone & All Contributors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import os
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import net
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import posix
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import strformat
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import shutdown
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import ../util/logging
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proc initControlSocket*(logger: Logger, path: string = "/var/run/nimd.sock"): Socket =
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## Initializes NimD's control socket (an unbuffered
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## TCP Unix Domain Socket) binding it to the given
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## path (defaults to /var/run/nimd.sock). The socket's
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## permissions are set to 700 so that only root can read
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## from it
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try:
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logger.info(&"Initializing control socket at '{path}'")
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if fileExists(path):
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removeFile(path)
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elif dirExists(path):
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removeDir(path)
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result = newSocket(net.AF_UNIX, net.SOCK_STREAM, net.IPPROTO_IP, buffered=false)
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bindUnix(result, path)
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if posix.chmod(cstring(splitPath(path).head), 700) == -1:
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logger.error(&"Could not restrict access to unix socket at '{path}: {posix.strerror(posix.errno)}'")
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nimDExit(logger, code=int(posix.errno))
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except OSError:
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logger.error(&"Error when binding unix socket at '{path}': {getCurrentExceptionMsg()}")
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nimDExit(logger, code=int(osLastError())) |