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  • Committer: teddy at recompile
  • Date: 2020-04-08 19:15:13 UTC
  • mfrom: (237.4.130 release)
  • Revision ID: teddy@recompile.se-20200408191513-n0ke303478rw1g0b
Merge from release branch

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plugin-runner.c
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/*
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 * Mandos plugin runner - Run Mandos plugins
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 *
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 * Copyright © 2008-2020 Teddy Hogeborn
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 * Copyright © 2008-2020 Björn Påhlsson
 
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 * Copyright © 2008-2018 Teddy Hogeborn
 
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 * Copyright © 2008-2018 Björn Påhlsson
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 * 
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 * This file is part of Mandos.
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 * 
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                                   struct stat, fstat(), close(),
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                                   setgid(), setuid(), S_ISREG(),
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                                   faccessat() pipe2(), fork(),
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                                   _exit(), dup2(), fexecve(), read(),
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                                   lstat(), symlink() */
 
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                                   _exit(), dup2(), fexecve(), read()
 
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                                */
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#include <fcntl.h>              /* fcntl(), F_GETFD, F_SETFD,
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                                   FD_CLOEXEC, openat(), scandirat(),
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                                   pipe2() */
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      }
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      close(plugindir_fd);
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    }
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    /* Work around Debian bug #981302
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       <https://bugs.debian.org/981302> */
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    if(lstat("/dev/fd", &st) != 0 and errno == ENOENT){
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      ret = symlink("/proc/self/fd", "/dev/fd");
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      if(ret == -1){
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        error(0, errno, "Failed to create /dev/fd symlink");
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      }
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    }
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  }
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  /* Lower permissions */