diff options
Diffstat (limited to 'Linux-PAM/modules/pam_wheel')
| -rw-r--r-- | Linux-PAM/modules/pam_wheel/Makefile | 15 | ||||
| -rw-r--r-- | Linux-PAM/modules/pam_wheel/Makefile.am | 31 | ||||
| -rw-r--r-- | Linux-PAM/modules/pam_wheel/Makefile.in | 665 | ||||
| -rw-r--r-- | Linux-PAM/modules/pam_wheel/README | 96 | ||||
| -rw-r--r-- | Linux-PAM/modules/pam_wheel/README.xml | 41 | ||||
| -rw-r--r-- | Linux-PAM/modules/pam_wheel/pam_wheel.8 | 101 | ||||
| -rw-r--r-- | Linux-PAM/modules/pam_wheel/pam_wheel.8.xml | 242 | ||||
| -rw-r--r-- | Linux-PAM/modules/pam_wheel/pam_wheel.c | 100 | ||||
| -rwxr-xr-x | Linux-PAM/modules/pam_wheel/tst-pam_wheel | 2 |
9 files changed, 1186 insertions, 107 deletions
diff --git a/Linux-PAM/modules/pam_wheel/Makefile b/Linux-PAM/modules/pam_wheel/Makefile deleted file mode 100644 index 67947f81..00000000 --- a/Linux-PAM/modules/pam_wheel/Makefile +++ /dev/null @@ -1,15 +0,0 @@ -# -# $Id: Makefile,v 1.2 2000/11/19 23:54:06 agmorgan Exp $ -# -# This Makefile controls a build process of $(TITLE) module for -# Linux-PAM. You should not modify this Makefile (unless you know -# what you are doing!). -# -# Created by Andrew Morgan <morgan@linux.kernel.org> 2000/08/27 -# - -include ../../Make.Rules - -TITLE=pam_wheel - -include ../Simple.Rules diff --git a/Linux-PAM/modules/pam_wheel/Makefile.am b/Linux-PAM/modules/pam_wheel/Makefile.am new file mode 100644 index 00000000..82a98305 --- /dev/null +++ b/Linux-PAM/modules/pam_wheel/Makefile.am @@ -0,0 +1,31 @@ +# +# Copyright (c) 2005, 2006 Thorsten Kukuk <kukuk@suse.de> +# + +CLEANFILES = *~ + +EXTRA_DIST = README ${MANS} $(XMLS) tst-pam_wheel + +man_MANS = pam_wheel.8 +XMLS = README.xml pam_wheel.8.xml + +TESTS = tst-pam_wheel + +securelibdir = $(SECUREDIR) +secureconfdir = $(SCONFIGDIR) + +AM_CFLAGS = -I$(top_srcdir)/libpam/include -I$(top_srcdir)/libpamc/include +AM_LDFLAGS = -no-undefined -avoid-version -module \ + -L$(top_builddir)/libpam -lpam +if HAVE_VERSIONING + AM_LDFLAGS += -Wl,--version-script=$(srcdir)/../modules.map +endif + +securelib_LTLIBRARIES = pam_wheel.la + +if ENABLE_REGENERATE_MAN +noinst_DATA = README +README: pam_wheel.8.xml +-include $(top_srcdir)/Make.xml.rules +endif + diff --git a/Linux-PAM/modules/pam_wheel/Makefile.in b/Linux-PAM/modules/pam_wheel/Makefile.in new file mode 100644 index 00000000..2dd057d3 --- /dev/null +++ b/Linux-PAM/modules/pam_wheel/Makefile.in @@ -0,0 +1,665 @@ +# Makefile.in generated by automake 1.10 from Makefile.am. +# @configure_input@ + +# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, +# 2003, 2004, 2005, 2006 Free Software Foundation, Inc. +# This Makefile.in is free software; the Free Software Foundation +# gives unlimited permission to copy and/or distribute it, +# with or without modifications, as long as this notice is preserved. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY, to the extent permitted by law; without +# even the implied warranty of MERCHANTABILITY or FITNESS FOR A +# PARTICULAR PURPOSE. + +@SET_MAKE@ + +# +# Copyright (c) 2005, 2006 Thorsten Kukuk <kukuk@suse.de> +# + + +VPATH = @srcdir@ +pkgdatadir = $(datadir)/@PACKAGE@ +pkglibdir = $(libdir)/@PACKAGE@ +pkgincludedir = $(includedir)/@PACKAGE@ +am__cd = CDPATH="$${ZSH_VERSION+.}$(PATH_SEPARATOR)" && cd +install_sh_DATA = $(install_sh) -c -m 644 +install_sh_PROGRAM = $(install_sh) -c +install_sh_SCRIPT = $(install_sh) -c +INSTALL_HEADER = $(INSTALL_DATA) +transform = $(program_transform_name) +NORMAL_INSTALL = : +PRE_INSTALL = : +POST_INSTALL = : +NORMAL_UNINSTALL = : +PRE_UNINSTALL = : +POST_UNINSTALL = : +build_triplet = @build@ +host_triplet = @host@ +@HAVE_VERSIONING_TRUE@am__append_1 = -Wl,--version-script=$(srcdir)/../modules.map +subdir = modules/pam_wheel +DIST_COMMON = README $(srcdir)/Makefile.am $(srcdir)/Makefile.in +ACLOCAL_M4 = $(top_srcdir)/aclocal.m4 +am__aclocal_m4_deps = $(top_srcdir)/m4/gettext.m4 \ + $(top_srcdir)/m4/iconv.m4 \ + $(top_srcdir)/m4/jh_path_xml_catalog.m4 \ + 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+pam_wheel_la_OBJECTS = pam_wheel.lo +DEFAULT_INCLUDES = -I. -I$(top_builddir)@am__isrc@ +depcomp = $(SHELL) $(top_srcdir)/depcomp +am__depfiles_maybe = depfiles +COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \ + $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +LTCOMPILE = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \ + $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) +CCLD = $(CC) +LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \ + --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \ + $(LDFLAGS) -o $@ +SOURCES = pam_wheel.c +DIST_SOURCES = pam_wheel.c +man8dir = $(mandir)/man8 +NROFF = nroff +MANS = $(man_MANS) +DATA = $(noinst_DATA) +ETAGS = etags +CTAGS = ctags +DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST) +ACLOCAL = @ACLOCAL@ +AMTAR = @AMTAR@ +AR = @AR@ +AUTOCONF = @AUTOCONF@ +AUTOHEADER = @AUTOHEADER@ +AUTOMAKE = @AUTOMAKE@ +AWK = @AWK@ +BROWSER = 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mostlyclean-libtool pdf pdf-am ps ps-am \ + tags uninstall uninstall-am uninstall-man uninstall-man8 \ + uninstall-securelibLTLIBRARIES + +@ENABLE_REGENERATE_MAN_TRUE@README: pam_wheel.8.xml +@ENABLE_REGENERATE_MAN_TRUE@-include $(top_srcdir)/Make.xml.rules +# Tell versions [3.59,3.63) of GNU make to not export all variables. +# Otherwise a system limit (for SysV at least) may be exceeded. +.NOEXPORT: diff --git a/Linux-PAM/modules/pam_wheel/README b/Linux-PAM/modules/pam_wheel/README index 2cd156c0..6a2b21c5 100644 --- a/Linux-PAM/modules/pam_wheel/README +++ b/Linux-PAM/modules/pam_wheel/README @@ -1,39 +1,61 @@ +pam_wheel — Only permit root access to members of group wheel -pam_wheel: - only permit root authentication to members of wheel group - -RECOGNIZED ARGUMENTS: - debug Write a message to syslog indicating success or - failure. - - use_uid The check for wheel membership will be done against - the current uid instead of the original one - (useful when jumping with su from one account to - another for example). - - trust The pam_wheel module will return PAM_SUCCESS instead - of PAM_IGNORE if the user is a member of the wheel - group (thus with a little play stacking the modules - the wheel members may be able to su to root without - being prompted for a passwd). - - deny Reverse the sense of the auth operation: if the user - is trying to get UID 0 access and is a member of the - wheel group, deny access (well, kind of nonsense, but - for use in conjunction with 'group' argument... :-) - Conversely, if the user is not in the group, return - PAM_IGNORE (unless 'trust' was also specified, in - which case we return PAM_SUCCESS). - - group=xxxx Instead of checking the wheel or GID 0 groups, use - the xxxx group to perform the authentification. - - root_only The check for wheel membership is done only - if the uid of requested account is 0. - -MODULE SERVICES PROVIDED: - auth _authentication, _setcred (blank) and _acct_mgmt - -AUTHOR: - Cristian Gafton <gafton@redhat.com> +━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ + +DESCRIPTION + +The pam_wheel PAM module is used to enforce the so-called wheel group. By +default it permits root access to the system if the applicant user is a member +of the wheel group. If no group with this name exist, the module is using the +group with the group-ID 0. + +OPTIONS + +debug + + Print debug information. + +deny + + Reverse the sense of the auth operation: if the user is trying to get UID 0 + access and is a member of the wheel group (or the group of the group + option), deny access. Conversely, if the user is not in the group, return + PAM_IGNORE (unless trust was also specified, in which case we return + PAM_SUCCESS). + +group=name + + Instead of checking the wheel or GID 0 groups, use the name group to + perform the authentication. + +root_only + + The check for wheel membership is done only. + +trust + + The pam_wheel module will return PAM_SUCCESS instead of PAM_IGNORE if the + user is a member of the wheel group (thus with a little play stacking the + modules the wheel members may be able to su to root without being prompted + for a passwd). + +use_uid + + The check for wheel membership will be done against the current uid instead + of the original one (useful when jumping with su from one account to + another for example). + +EXAMPLES + +The root account gains access by default (rootok), only wheel members can +become root (wheel) but Unix authenticate non-root applicants. + +su auth sufficient pam_rootok.so +su auth required pam_wheel.so +su auth required pam_unix.so + + +AUTHOR + +pam_wheel was written by Cristian Gafton <gafton@redhat.com>. diff --git a/Linux-PAM/modules/pam_wheel/README.xml b/Linux-PAM/modules/pam_wheel/README.xml new file mode 100644 index 00000000..9e33d7ff --- /dev/null +++ b/Linux-PAM/modules/pam_wheel/README.xml @@ -0,0 +1,41 @@ +<?xml version="1.0" encoding='UTF-8'?> +<!DOCTYPE article PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" +"http://www.docbook.org/xml/4.3/docbookx.dtd" +[ +<!-- +<!ENTITY pamaccess SYSTEM "pam_wheel.8.xml"> +--> +]> + +<article> + + <articleinfo> + + <title> + <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" + href="pam_wheel.8.xml" xpointer='xpointer(//refnamediv[@id = "pam_wheel-name"]/*)'/> + </title> + + </articleinfo> + + <section> + <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" + href="pam_wheel.8.xml" xpointer='xpointer(//refsect1[@id = "pam_wheel-description"]/*)'/> + </section> + + <section> + <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" + href="pam_wheel.8.xml" xpointer='xpointer(//refsect1[@id = "pam_wheel-options"]/*)'/> + </section> + + <section> + <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" + href="pam_wheel.8.xml" xpointer='xpointer(//refsect1[@id = "pam_wheel-examples"]/*)'/> + </section> + + <section> + <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" + href="pam_wheel.8.xml" xpointer='xpointer(//refsect1[@id = "pam_wheel-author"]/*)'/> + </section> + +</article> diff --git a/Linux-PAM/modules/pam_wheel/pam_wheel.8 b/Linux-PAM/modules/pam_wheel/pam_wheel.8 new file mode 100644 index 00000000..ae29c37e --- /dev/null +++ b/Linux-PAM/modules/pam_wheel/pam_wheel.8 @@ -0,0 +1,101 @@ +.\" Title: pam_wheel +.\" Author: +.\" Generator: DocBook XSL Stylesheets v1.70.1 <http://docbook.sf.net/> +.\" Date: 06/09/2006 +.\" Manual: Linux\-PAM Manual +.\" Source: Linux\-PAM Manual +.\" +.TH "PAM_WHEEL" "8" "06/09/2006" "Linux\-PAM Manual" "Linux\-PAM Manual" +.\" disable hyphenation +.nh +.\" disable justification (adjust text to left margin only) +.ad l +.SH "NAME" +pam_wheel \- Only permit root access to members of group wheel +.SH "SYNOPSIS" +.HP 13 +\fBpam_wheel.so\fR [debug] [deny] [group=\fIname\fR] [root_only] [trust] [use_uid] +.SH "DESCRIPTION" +.PP +The pam_wheel PAM module is used to enforce the so\-called +\fIwheel\fR +group. By default it permits root access to the system if the applicant user is a member of the +\fIwheel\fR +group. If no group with this name exist, the module is using the group with the group\-ID +\fB0\fR. +.SH "OPTIONS" +.TP 3n +\fBdebug\fR +Print debug information. +.TP 3n +\fBdeny\fR +Reverse the sense of the auth operation: if the user is trying to get UID 0 access and is a member of the wheel group (or the group of the +\fBgroup\fR +option), deny access. Conversely, if the user is not in the group, return PAM_IGNORE (unless +\fBtrust\fR +was also specified, in which case we return PAM_SUCCESS). +.TP 3n +\fBgroup=\fR\fB\fIname\fR\fR +Instead of checking the wheel or GID 0 groups, use the +\fB\fIname\fR\fR +group to perform the authentication. +.TP 3n +\fBroot_only\fR +The check for wheel membership is done only. +.TP 3n +\fBtrust\fR +The pam_wheel module will return PAM_SUCCESS instead of PAM_IGNORE if the user is a member of the wheel group (thus with a little play stacking the modules the wheel members may be able to su to root without being prompted for a passwd). +.TP 3n +\fBuse_uid\fR +The check for wheel membership will be done against the current uid instead of the original one (useful when jumping with su from one account to another for example). +.SH "MODULE SERVICES PROVIDED" +.PP +The +\fBauth\fR +and +\fBaccount\fR +services are supported. +.SH "RETURN VALUES" +.TP 3n +PAM_AUTH_ERR +Authentication failure. +.TP 3n +PAM_BUF_ERR +Memory buffer error. +.TP 3n +PAM_IGNORE +The return value should be ignored by PAM dispatch. +.TP 3n +PAM_PERM_DENY +Permission denied. +.TP 3n +PAM_SERVICE_ERR +Cannot determine the user name. +.TP 3n +PAM_SUCCESS +Success. +.TP 3n +PAM_USER_UNKNOWN +User not known. +.SH "EXAMPLES" +.PP +The root account gains access by default (rootok), only wheel members can become root (wheel) but Unix authenticate non\-root applicants. +.sp +.RS 3n +.nf +su auth sufficient pam_rootok.so +su auth required pam_wheel.so +su auth required pam_unix.so + +.fi +.RE +.sp +.SH "SEE ALSO" +.PP + +\fBpam.conf\fR(5), +\fBpam.d\fR(8), +\fBpam\fR(8) +.SH "AUTHOR" +.PP +pam_wheel was written by Cristian Gafton <gafton@redhat.com>. diff --git a/Linux-PAM/modules/pam_wheel/pam_wheel.8.xml b/Linux-PAM/modules/pam_wheel/pam_wheel.8.xml new file mode 100644 index 00000000..bf8b7349 --- /dev/null +++ b/Linux-PAM/modules/pam_wheel/pam_wheel.8.xml @@ -0,0 +1,242 @@ +<?xml version="1.0" encoding='UTF-8'?> +<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.3//EN" + "http://www.oasis-open.org/docbook/xml/4.3/docbookx.dtd"> + +<refentry id="pam_wheel"> + + <refmeta> + <refentrytitle>pam_wheel</refentrytitle> + <manvolnum>8</manvolnum> + <refmiscinfo class="sectdesc">Linux-PAM Manual</refmiscinfo> + </refmeta> + + <refnamediv id="pam_wheel-name"> + <refname>pam_wheel</refname> + <refpurpose>Only permit root access to members of group wheel</refpurpose> + </refnamediv> + + <refsynopsisdiv> + <cmdsynopsis id="pam_wheel-cmdsynopsis"> + <command>pam_wheel.so</command> + <arg choice="opt"> + debug + </arg> + <arg choice="opt"> + deny + </arg> + <arg choice="opt"> + group=<replaceable>name</replaceable> + </arg> + <arg choice="opt"> + root_only + </arg> + <arg choice="opt"> + trust + </arg> + <arg choice="opt"> + use_uid + </arg> + </cmdsynopsis> + </refsynopsisdiv> + + <refsect1 id="pam_wheel-description"> + <title>DESCRIPTION</title> + <para> + The pam_wheel PAM module is used to enforce the so-called + <emphasis>wheel</emphasis> group. By default it permits root + access to the system if the applicant user is a member of the + <emphasis>wheel</emphasis> group. If no group with this name exist, + the module is using the group with the group-ID + <emphasis remap='B'>0</emphasis>. + </para> + </refsect1> + + <refsect1 id="pam_wheel-options"> + <title>OPTIONS</title> + <variablelist> + <varlistentry> + <term> + <option>debug</option> + </term> + <listitem> + <para> + Print debug information. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term> + <option>deny</option> + </term> + <listitem> + <para> + Reverse the sense of the auth operation: if the user + is trying to get UID 0 access and is a member of the + wheel group (or the group of the <option>group</option> option), + deny access. Conversely, if the user is not in the group, return + PAM_IGNORE (unless <option>trust</option> was also specified, + in which case we return PAM_SUCCESS). + </para> + </listitem> + </varlistentry> + <varlistentry> + <term> + <option>group=<replaceable>name</replaceable></option> + </term> + <listitem> + <para> + Instead of checking the wheel or GID 0 groups, use + the <option><replaceable>name</replaceable></option> group + to perform the authentication. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term> + <option>root_only</option> + </term> + <listitem> + <para> + The check for wheel membership is done only. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term> + <option>trust</option> + </term> + <listitem> + <para> + The pam_wheel module will return PAM_SUCCESS instead + of PAM_IGNORE if the user is a member of the wheel group + (thus with a little play stacking the modules the wheel + members may be able to su to root without being prompted + for a passwd). + </para> + </listitem> + </varlistentry> + <varlistentry> + <term> + <option>use_uid</option> + </term> + <listitem> + <para> + The check for wheel membership will be done against + the current uid instead of the original one (useful when + jumping with su from one account to another for example). + </para> + </listitem> + </varlistentry> + </variablelist> + </refsect1> + + <refsect1 id="pam_wheel-services"> + <title>MODULE SERVICES PROVIDED</title> + <para> + The <emphasis remap='B'>auth</emphasis> and + <emphasis remap='B'>account</emphasis> services are supported. + </para> + </refsect1> + + <refsect1 id='pam_wheel-return_values'> + <title>RETURN VALUES</title> + <variablelist> + <varlistentry> + <term>PAM_AUTH_ERR</term> + <listitem> + <para> + Authentication failure. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term>PAM_BUF_ERR</term> + <listitem> + <para> + Memory buffer error. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term>PAM_IGNORE</term> + <listitem> + <para> + The return value should be ignored by PAM dispatch. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term>PAM_PERM_DENY</term> + <listitem> + <para> + Permission denied. + </para> + </listitem> + </varlistentry> + <varlistentry> + <term>PAM_SERVICE_ERR</term> + <listitem> + <para> + Cannot determine the user name. + </para> + </listitem> + </varlistentry> + + <varlistentry> + <term>PAM_SUCCESS</term> + <listitem> + <para> + Success. + </para> + </listitem> + </varlistentry> + + <varlistentry> + <term>PAM_USER_UNKNOWN</term> + <listitem> + <para> + User not known. + </para> + </listitem> + </varlistentry> + + </variablelist> + </refsect1> + + <refsect1 id='pam_wheel-examples'> + <title>EXAMPLES</title> + <para> + The root account gains access by default (rootok), only wheel + members can become root (wheel) but Unix authenticate non-root + applicants. + <programlisting> +su auth sufficient pam_rootok.so +su auth required pam_wheel.so +su auth required pam_unix.so + </programlisting> + </para> + </refsect1> + + <refsect1 id='pam_wheel-see_also'> + <title>SEE ALSO</title> + <para> + <citerefentry> + <refentrytitle>pam.conf</refentrytitle><manvolnum>5</manvolnum> + </citerefentry>, + <citerefentry> + <refentrytitle>pam.d</refentrytitle><manvolnum>8</manvolnum> + </citerefentry>, + <citerefentry> + <refentrytitle>pam</refentrytitle><manvolnum>8</manvolnum> + </citerefentry> + </para> + </refsect1> + + <refsect1 id='pam_wheel-author'> + <title>AUTHOR</title> + <para> + pam_wheel was written by Cristian Gafton <gafton@redhat.com>. + </para> + </refsect1> + +</refentry> diff --git a/Linux-PAM/modules/pam_wheel/pam_wheel.c b/Linux-PAM/modules/pam_wheel/pam_wheel.c index 92cd44b9..ca0e171d 100644 --- a/Linux-PAM/modules/pam_wheel/pam_wheel.c +++ b/Linux-PAM/modules/pam_wheel/pam_wheel.c @@ -21,7 +21,7 @@ * a wheel member. */ -#define _BSD_SOURCE +#include "config.h" #include <stdio.h> #include <unistd.h> @@ -43,23 +43,10 @@ #define PAM_SM_ACCOUNT #include <security/pam_modules.h> -#include <security/_pam_modutil.h> - -/* some syslogging */ - -static void _pam_log(int err, const char *format, ...) -{ - va_list args; - - va_start(args, format); - openlog("PAM-Wheel", LOG_CONS|LOG_PID, LOG_AUTH); - vsyslog(err, format, args); - va_end(args); - closelog(); -} +#include <security/pam_modutil.h> +#include <security/pam_ext.h> /* checks if a user is on a list of members of the GID 0 group */ - static int is_on_list(char * const *list, const char *member) { while (list && *list) { @@ -78,8 +65,9 @@ static int is_on_list(char * const *list, const char *member) #define PAM_DENY_ARG 0x0010 #define PAM_ROOT_ONLY_ARG 0x0020 -static int _pam_parse(int argc, const char **argv, char *use_group, - size_t group_length) +static int +_pam_parse (const pam_handle_t *pamh, int argc, const char **argv, + char *use_group, size_t group_length) { int ctrl=0; @@ -103,15 +91,15 @@ static int _pam_parse(int argc, const char **argv, char *use_group, else if (!strncmp(*argv,"group=",6)) strncpy(use_group,*argv+6,group_length-1); else { - _pam_log(LOG_ERR,"pam_parse: unknown option; %s",*argv); + pam_syslog(pamh, LOG_ERR, "unknown option: %s", *argv); } } return ctrl; } -static int perform_check(pam_handle_t *pamh, int flags, int ctrl, - const char *use_group) +static int +perform_check (pam_handle_t *pamh, int ctrl, const char *use_group) { const char *username = NULL; const char *fromsu; @@ -122,15 +110,15 @@ static int perform_check(pam_handle_t *pamh, int flags, int ctrl, retval = pam_get_user(pamh, &username, NULL); if ((retval != PAM_SUCCESS) || (!username)) { if (ctrl & PAM_DEBUG_ARG) { - _pam_log(LOG_DEBUG,"can not get the username"); + pam_syslog(pamh, LOG_DEBUG, "can not get the username"); } return PAM_SERVICE_ERR; } - pwd = _pammodutil_getpwnam (pamh, username); + pwd = pam_modutil_getpwnam (pamh, username); if (!pwd) { if (ctrl & PAM_DEBUG_ARG) { - _pam_log(LOG_NOTICE,"unknown user %s",username); + pam_syslog(pamh, LOG_NOTICE, "unknown user %s", username); } return PAM_USER_UNKNOWN; } @@ -140,24 +128,24 @@ static int perform_check(pam_handle_t *pamh, int flags, int ctrl, return PAM_IGNORE; } } - + if (ctrl & PAM_USE_UID_ARG) { - tpwd = _pammodutil_getpwuid (pamh, getuid()); + tpwd = pam_modutil_getpwuid (pamh, getuid()); if (!tpwd) { if (ctrl & PAM_DEBUG_ARG) { - _pam_log(LOG_NOTICE, "who is running me ?!"); + pam_syslog(pamh, LOG_NOTICE, "who is running me ?!"); } return PAM_SERVICE_ERR; } fromsu = tpwd->pw_name; } else { - fromsu = _pammodutil_getlogin(pamh); + fromsu = pam_modutil_getlogin(pamh); if (fromsu) { - tpwd = _pammodutil_getpwnam (pamh, fromsu); + tpwd = pam_modutil_getpwnam (pamh, fromsu); } if (!fromsu || !tpwd) { if (ctrl & PAM_DEBUG_ARG) { - _pam_log(LOG_NOTICE, "who is running me ?!"); + pam_syslog(pamh, LOG_NOTICE, "who is running me ?!"); } return PAM_SERVICE_ERR; } @@ -166,21 +154,22 @@ static int perform_check(pam_handle_t *pamh, int flags, int ctrl, /* * At this point fromsu = username-of-invoker; tpwd = pwd ptr for fromsu */ - + if (!use_group[0]) { - if ((grp = _pammodutil_getgrnam (pamh, "wheel")) == NULL) { - grp = _pammodutil_getgrgid (pamh, 0); + if ((grp = pam_modutil_getgrnam (pamh, "wheel")) == NULL) { + grp = pam_modutil_getgrgid (pamh, 0); } } else { - grp = _pammodutil_getgrnam (pamh, use_group); + grp = pam_modutil_getgrnam (pamh, use_group); } if (!grp || (!grp->gr_mem && (tpwd->pw_gid != grp->gr_gid))) { if (ctrl & PAM_DEBUG_ARG) { if (!use_group[0]) { - _pam_log(LOG_NOTICE,"no members in a GID 0 group"); + pam_syslog(pamh, LOG_NOTICE, "no members in a GID 0 group"); } else { - _pam_log(LOG_NOTICE,"no members in '%s' group", use_group); + pam_syslog(pamh, LOG_NOTICE, + "no members in '%s' group", use_group); } } if (ctrl & PAM_DENY_ARG) { @@ -193,7 +182,7 @@ static int perform_check(pam_handle_t *pamh, int flags, int ctrl, return PAM_AUTH_ERR; } } - + /* * test if the user is a member of the group, or if the * user has the "wheel" (sic) group as its primary group. @@ -228,12 +217,13 @@ static int perform_check(pam_handle_t *pamh, int flags, int ctrl, if (ctrl & PAM_DEBUG_ARG) { if (retval == PAM_IGNORE) { - _pam_log(LOG_NOTICE, "Ignoring access request '%s' for '%s'", - fromsu, username); + pam_syslog(pamh, LOG_NOTICE, + "Ignoring access request '%s' for '%s'", + fromsu, username); } else { - _pam_log(LOG_NOTICE, "Access %s to '%s' for '%s'", - (retval != PAM_SUCCESS) ? "denied":"granted", - fromsu, username); + pam_syslog(pamh, LOG_NOTICE, "Access %s to '%s' for '%s'", + (retval != PAM_SUCCESS) ? "denied":"granted", + fromsu, username); } } @@ -242,35 +232,35 @@ static int perform_check(pam_handle_t *pamh, int flags, int ctrl, /* --- authentication management functions --- */ -PAM_EXTERN -int pam_sm_authenticate(pam_handle_t *pamh, int flags, int argc, - const char **argv) +PAM_EXTERN int +pam_sm_authenticate (pam_handle_t *pamh, int flags UNUSED, + int argc, const char **argv) { char use_group[BUFSIZ]; int ctrl; - ctrl = _pam_parse(argc, argv, use_group, sizeof(use_group)); + ctrl = _pam_parse(pamh, argc, argv, use_group, sizeof(use_group)); - return perform_check(pamh, flags, ctrl, use_group); + return perform_check(pamh, ctrl, use_group); } -PAM_EXTERN -int pam_sm_setcred(pam_handle_t *pamh,int flags,int argc - ,const char **argv) +PAM_EXTERN int +pam_sm_setcred (pam_handle_t *pamh UNUSED, int flags UNUSED, + int argc UNUSED, const char **argv UNUSED) { return PAM_SUCCESS; } -PAM_EXTERN -int pam_sm_acct_mgmt(pam_handle_t *pamh, int flags, int argc, - const char **argv) +PAM_EXTERN int +pam_sm_acct_mgmt (pam_handle_t *pamh, int flags UNUSED, + int argc, const char **argv) { char use_group[BUFSIZ]; int ctrl; - ctrl = _pam_parse(argc, argv, use_group, sizeof(use_group)); + ctrl = _pam_parse(pamh, argc, argv, use_group, sizeof(use_group)); - return perform_check(pamh, flags, ctrl, use_group); + return perform_check(pamh, ctrl, use_group); } #ifdef PAM_STATIC diff --git a/Linux-PAM/modules/pam_wheel/tst-pam_wheel b/Linux-PAM/modules/pam_wheel/tst-pam_wheel new file mode 100755 index 00000000..4bf5d6a6 --- /dev/null +++ b/Linux-PAM/modules/pam_wheel/tst-pam_wheel @@ -0,0 +1,2 @@ +#!/bin/sh +../../tests/tst-dlopen .libs/pam_wheel.so |