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4626cbaf78
Includes a pre-auth privsep sandbox and several pledge() emulations. bz#2511, patch by Alex Wilson. ok dtucker@
72 lines
1.9 KiB
C
72 lines
1.9 KiB
C
/*
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* Copyright (c) 2015 Joyent, Inc
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* Author: Alex Wilson <alex.wilson@joyent.com>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "includes.h"
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#include <sys/types.h>
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#include <stdarg.h>
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#include <unistd.h>
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#include "platform.h"
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#include "openbsd-compat/openbsd-compat.h"
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/*
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* Drop any fine-grained privileges that are not needed for post-startup
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* operation of ssh-agent
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*
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* Should be as close as possible to pledge("stdio cpath unix id proc exec", ...)
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*/
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void
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platform_pledge_agent(void)
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{
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#ifdef USE_SOLARIS_PRIVS
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/*
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* Note: Solaris priv dropping is closer to tame() than pledge(), but
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* we will use what we have.
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*/
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solaris_drop_privs_root_pinfo_net();
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#endif
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}
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/*
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* Drop any fine-grained privileges that are not needed for post-startup
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* operation of sftp-server
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*/
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void
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platform_pledge_sftp_server(void)
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{
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#ifdef USE_SOLARIS_PRIVS
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solaris_drop_privs_pinfo_net_fork_exec();
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#endif
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}
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/*
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* Drop any fine-grained privileges that are not needed for the post-startup
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* operation of the SSH client mux
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*
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* Should be as close as possible to pledge("stdio proc tty", ...)
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*/
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void
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platform_pledge_mux(void)
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{
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#ifdef USE_SOLARIS_PRIVS
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solaris_drop_privs_root_pinfo_net_exec();
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#endif
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}
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