Merge pull request #436 from ikerexxe/getsubids
getsubids: system binary for user's sub*ids
This commit is contained in:
Serge Hallyn
GitHub
commit
1fdaf69376
1
README
1
README
@ -68,6 +68,7 @@ Greg Mortensen <loki@world.std.com>
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Guido van Rooij
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Guy Maor <maor@debian.org>
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Hrvoje Dogan <hdogan@bjesomar.srce.hr>
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Iker Pedrosa <ipedrosa@redhat.com>
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Jakub Hrozek <jhrozek@redhat.com>
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Janos Farkas <chexum@bankinf.banki.hu>
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Jason Franklin <jason.franklin@quoininc.com>
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@ -62,6 +62,7 @@ man_MANS += $(man_nopam)
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endif
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man_subids = \
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man1/getsubids.1 \
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man1/newgidmap.1 \
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man1/newuidmap.1 \
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man5/subgid.5 \
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@ -80,6 +81,7 @@ man_XMANS = \
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expiry.1.xml \
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faillog.5.xml \
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faillog.8.xml \
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getsubids.1.xml \
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gpasswd.1.xml \
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groupadd.8.xml \
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groupdel.8.xml \
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141
man/getsubids.1.xml
Normal file
141
man/getsubids.1.xml
Normal file
@ -0,0 +1,141 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<!--
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Copyright (c) 2021 Iker Pedrosa
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. The name of the copyright holders or contributors may not be used to
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endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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-->
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<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook V4.5//EN"
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"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
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<!-- SHADOW-CONFIG-HERE -->
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]>
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<refentry id='getsubids.1'>
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<refentryinfo>
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<author>
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<firstname>Iker</firstname>
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<surname>Pedrosa</surname>
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<contrib>Creation, 2021</contrib>
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</author>
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</refentryinfo>
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<refmeta>
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<refentrytitle>getsubids</refentrytitle>
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<manvolnum>1</manvolnum>
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<refmiscinfo class="sectdesc">User Commands</refmiscinfo>
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<refmiscinfo class="source">shadow-utils</refmiscinfo>
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<refmiscinfo class="version">&SHADOW_UTILS_VERSION;</refmiscinfo>
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</refmeta>
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<refnamediv id='name'>
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<refname>getsubids</refname>
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<refpurpose>get the subordinate id ranges for a user</refpurpose>
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</refnamediv>
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<refsynopsisdiv id='synopsis'>
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<cmdsynopsis>
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<command>getsubids</command>
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<arg choice='opt'>
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<replaceable>options</replaceable>
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</arg>
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<arg choice='plain'>
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<replaceable>USER</replaceable>
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</arg>
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</cmdsynopsis>
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</refsynopsisdiv>
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<refsect1 id='description'>
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<title>DESCRIPTION</title>
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<para>
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The <command>getsubids</command> command lists the subordinate user ID
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ranges for a given user. The subordinate group IDs can be listed using
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the <option>-g</option> option.
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</para>
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</refsect1>
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<refsect1 id='options'>
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<title>OPTIONS</title>
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<para>
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The options which apply to the <command>getsubids</command> command are:
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</para>
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<variablelist remap='IP'>
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<varlistentry>
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<term>
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<option>-g</option>
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</term>
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<listitem>
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<para>
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List the subordinate group ID ranges.
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</para>
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</listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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<refsect1 id='example'>
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<title>EXAMPLE</title>
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<para>
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For example, to obtain the subordinate UIDs of the testuser:
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</para>
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<para>
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<programlisting>
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$ getsubids testuser
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0: testuser 100000 65536
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</programlisting>
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</para>
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<para>
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This command output provides (in order from left to right) the list
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index, username, UID range start, and number of UIDs in range.
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</para>
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</refsect1>
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<refsect1 id='see_also'>
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<title>SEE ALSO</title>
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<para>
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<citerefentry>
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<refentrytitle>login.defs</refentrytitle><manvolnum>5</manvolnum>
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</citerefentry>,
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<citerefentry>
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<refentrytitle>newgidmap</refentrytitle><manvolnum>1</manvolnum>
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</citerefentry>,
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<citerefentry>
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<refentrytitle>newuidmap</refentrytitle><manvolnum>1</manvolnum>
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</citerefentry>,
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<citerefentry>
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<refentrytitle>subgid</refentrytitle><manvolnum>5</manvolnum>
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</citerefentry>,
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<citerefentry>
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<refentrytitle>subuid</refentrytitle><manvolnum>5</manvolnum>
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</citerefentry>,
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<citerefentry>
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<refentrytitle>useradd</refentrytitle><manvolnum>8</manvolnum>
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</citerefentry>,
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<citerefentry>
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<refentrytitle>userdel</refentrytitle><manvolnum>8</manvolnum>
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</citerefentry>.
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<citerefentry>
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<refentrytitle>usermod</refentrytitle><manvolnum>8</manvolnum>
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</citerefentry>,
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</para>
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</refsect1>
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</refentry>
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2
src/.gitignore
vendored
2
src/.gitignore
vendored
@ -34,7 +34,7 @@
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/usermod
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/vipw
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/get_subid_owners
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/list_subid_ranges
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/getsubids
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/new_subid_range
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/free_subid_range
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/check_subid_range
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@ -158,8 +158,8 @@ if FCAPS
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setcap cap_setgid+ep $(DESTDIR)$(ubindir)/newgidmap
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endif
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noinst_PROGRAMS += list_subid_ranges \
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get_subid_owners \
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bin_PROGRAMS += getsubids
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noinst_PROGRAMS += get_subid_owners \
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new_subid_range \
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free_subid_range \
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check_subid_range
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@ -175,13 +175,13 @@ MISCLIBS = \
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$(LIBCRYPT) \
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$(LIBTCB)
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list_subid_ranges_LDADD = \
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getsubids_LDADD = \
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$(top_builddir)/lib/libshadow.la \
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$(top_builddir)/libmisc/libmisc.la \
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$(top_builddir)/libsubid/libsubid.la \
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$(MISCLIBS) -ldl
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list_subid_ranges_CPPFLAGS = \
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getsubids_CPPFLAGS = \
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-I$(top_srcdir)/lib \
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-I$(top_srcdir)/libmisc \
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-I$(top_srcdir) \
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@ -1,6 +1,7 @@
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "subid.h"
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#include "stdlib.h"
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#include "prototypes.h"
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const char *Prog;
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@ -17,8 +17,8 @@ trap 'log_status "$0" "FAILURE"; restore_config' 0
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change_config
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echo -n "list foo's ranges..."
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${build_path}/src/list_subid_ranges foo > /tmp/subuidlistout
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${build_path}/src/list_subid_ranges -g foo > /tmp/subgidlistout
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${build_path}/src/getsubids foo > /tmp/subuidlistout
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${build_path}/src/getsubids -g foo > /tmp/subgidlistout
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echo "OK"
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echo -n "Check the subuid ranges..."
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