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Annotation of src/usr.bin/doas/doas.1, Revision 1.16

1.16    ! tedu        1: .\" $OpenBSD: doas.1,v 1.15 2015/12/08 13:39:40 sthen Exp $
1.1       tedu        2: .\"
                      3: .\"Copyright (c) 2015 Ted Unangst <tedu@openbsd.org>
                      4: .\"
                      5: .\"Permission to use, copy, modify, and distribute this software for any
                      6: .\"purpose with or without fee is hereby granted, provided that the above
                      7: .\"copyright notice and this permission notice appear in all copies.
                      8: .\"
                      9: .\"THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
                     10: .\"WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
                     11: .\"MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
                     12: .\"ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
                     13: .\"WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
                     14: .\"ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
                     15: .\"OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
1.16    ! tedu       16: .Dd $Mdocdate: December 8 2015 $
1.1       tedu       17: .Dt DOAS 1
                     18: .Os
                     19: .Sh NAME
                     20: .Nm doas
                     21: .Nd execute commands as another user
                     22: .Sh SYNOPSIS
                     23: .Nm doas
1.12      espie      24: .Op Fl ns
1.15      sthen      25: .Op Fl a Ar style
1.9       tedu       26: .Op Fl C Ar config
1.1       tedu       27: .Op Fl u Ar user
1.4       schwarze   28: .Ar command
1.1       tedu       29: .Op Ar args
                     30: .Sh DESCRIPTION
                     31: The
                     32: .Nm
                     33: utility executes the given command as another user.
1.11      zhuk       34: The
                     35: .Ar command
                     36: argument is mandatory unless
                     37: .Fl C
                     38: or
                     39: .Fl s
                     40: is specified.
1.1       tedu       41: .Pp
                     42: The options are as follows:
                     43: .Bl -tag -width tenletters
1.15      sthen      44: .It Fl a Ar style
1.16    ! tedu       45: Use the specified authentication style when validating the user,
1.15      sthen      46: as allowed by
                     47: .Pa /etc/login.conf .
1.16    ! tedu       48: A list of doas-specific authentication methods may be configured by adding an
1.15      sthen      49: .Sq auth-doas
                     50: entry in
1.16    ! tedu       51: .Xr login.conf 5 .
1.9       tedu       52: .It Fl C Ar config
                     53: Parse and check the configuration file
                     54: .Ar config ,
                     55: then exit.
1.11      zhuk       56: If
                     57: .Ar command
                     58: is supplied,
                     59: .Nm
                     60: will also perform command matching.
                     61: In the latter case
                     62: either
                     63: .Sq permit ,
                     64: .Sq permit nopass
                     65: or
                     66: .Sq deny
                     67: will be printed on standard output, depending on command
                     68: matching results.
1.16    ! tedu       69: No command is executed.
1.12      espie      70: .It Fl n
                     71: Non interactive mode, fail if
                     72: .Nm
                     73: would prompt for password.
1.5       nicm       74: .It Fl s
                     75: Execute the shell from
                     76: .Ev SHELL
                     77: or
                     78: .Pa /etc/passwd .
1.1       tedu       79: .It Fl u Ar user
                     80: Execute the command as
                     81: .Ar user .
                     82: The default is root.
                     83: .El
                     84: .Sh EXIT STATUS
                     85: .Ex -std doas
1.3       tedu       86: It may fail for one of the following reasons:
1.1       tedu       87: .Pp
                     88: .Bl -bullet -compact
                     89: .It
1.7       jmc        90: The config file
1.6       espie      91: .Pa /etc/doas.conf
                     92: could not be parsed.
1.1       tedu       93: .It
1.2       tedu       94: The user attempted to run a command which is not permitted.
1.1       tedu       95: .It
1.2       tedu       96: The password was incorrect.
1.8       zhuk       97: .It
1.13      tedu       98: The specified command was not found or is not executable.
1.1       tedu       99: .El
1.2       tedu      100: .Sh SEE ALSO
1.14      jmc       101: .Xr su 1 ,
1.2       tedu      102: .Xr doas.conf 5
1.1       tedu      103: .Sh HISTORY
                    104: The
                    105: .Nm
                    106: command first appeared in
                    107: .Ox 5.8 .
                    108: .Sh AUTHORS
                    109: .An Ted Unangst Aq Mt tedu@openbsd.org