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Diffstat (limited to 'modules/pam_succeed_if/pam_succeed_if.8')
| -rw-r--r-- | modules/pam_succeed_if/pam_succeed_if.8 | 394 |
1 files changed, 394 insertions, 0 deletions
diff --git a/modules/pam_succeed_if/pam_succeed_if.8 b/modules/pam_succeed_if/pam_succeed_if.8 new file mode 100644 index 00000000..bedb4e66 --- /dev/null +++ b/modules/pam_succeed_if/pam_succeed_if.8 @@ -0,0 +1,394 @@ +.\" Title: pam_succeed_if +.\" Author: [see the "AUTHOR" section] +.\" Generator: DocBook XSL Stylesheets v1.74.0 <http://docbook.sf.net/> +.\" Date: 10/27/2010 +.\" Manual: Linux-PAM +.\" Source: Linux-PAM +.\" Language: English +.\" +.TH "PAM_SUCCEED_IF" "8" "10/27/2010" "Linux-PAM" "Linux\-PAM" +.\" ----------------------------------------------------------------- +.\" * (re)Define some macros +.\" ----------------------------------------------------------------- +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" toupper - uppercase a string (locale-aware) +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.de toupper +.tr aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ +\\$* +.tr aabbccddeeffgghhiijjkkllmmnnooppqqrrssttuuvvwwxxyyzz +.. +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" SH-xref - format a cross-reference to an SH section +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.de SH-xref +.ie n \{\ +.\} +.toupper \\$* +.el \{\ +\\$* +.\} +.. +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" SH - level-one heading that works better for non-TTY output +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.de1 SH +.\" put an extra blank line of space above the head in non-TTY output +.if t \{\ +.sp 1 +.\} +.sp \\n[PD]u +.nr an-level 1 +.set-an-margin +.nr an-prevailing-indent \\n[IN] +.fi +.in \\n[an-margin]u +.ti 0 +.HTML-TAG ".NH \\n[an-level]" +.it 1 an-trap +.nr an-no-space-flag 1 +.nr an-break-flag 1 +\." make the size of the head bigger +.ps +3 +.ft B +.ne (2v + 1u) +.ie n \{\ +.\" if n (TTY output), use uppercase +.toupper \\$* +.\} +.el \{\ +.nr an-break-flag 0 +.\" if not n (not TTY), use normal case (not uppercase) +\\$1 +.in \\n[an-margin]u +.ti 0 +.\" if not n (not TTY), put a border/line under subheading +.sp -.6 +\l'\n(.lu' +.\} +.. +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" SS - level-two heading that works better for non-TTY output +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.de1 SS +.sp \\n[PD]u +.nr an-level 1 +.set-an-margin +.nr an-prevailing-indent \\n[IN] +.fi +.in \\n[IN]u +.ti \\n[SN]u +.it 1 an-trap +.nr an-no-space-flag 1 +.nr an-break-flag 1 +.ps \\n[PS-SS]u +\." make the size of the head bigger +.ps +2 +.ft B +.ne (2v + 1u) +.if \\n[.$] \&\\$* +.. +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" BB/BE - put background/screen (filled box) around block of text +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.de BB +.if t \{\ +.sp -.5 +.br +.in +2n +.ll -2n +.gcolor red +.di BX +.\} +.. +.de EB +.if t \{\ +.if "\\$2"adjust-for-leading-newline" \{\ +.sp -1 +.\} +.br +.di +.in +.ll +.gcolor +.nr BW \\n(.lu-\\n(.i +.nr BH \\n(dn+.5v +.ne \\n(BHu+.5v +.ie "\\$2"adjust-for-leading-newline" \{\ +\M[\\$1]\h'1n'\v'+.5v'\D'P \\n(BWu 0 0 \\n(BHu -\\n(BWu 0 0 -\\n(BHu'\M[] +.\} +.el \{\ +\M[\\$1]\h'1n'\v'-.5v'\D'P \\n(BWu 0 0 \\n(BHu -\\n(BWu 0 0 -\\n(BHu'\M[] +.\} +.in 0 +.sp -.5v +.nf +.BX +.in +.sp .5v +.fi +.\} +.. +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" BM/EM - put colored marker in margin next to block of text +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.de BM +.if t \{\ +.br +.ll -2n +.gcolor red +.di BX +.\} +.. +.de EM +.if t \{\ +.br +.di +.ll +.gcolor +.nr BH \\n(dn +.ne \\n(BHu +\M[\\$1]\D'P -.75n 0 0 \\n(BHu -(\\n[.i]u - \\n(INu - .75n) 0 0 -\\n(BHu'\M[] +.in 0 +.nf +.BX +.in +.fi +.\} +.. +.\" ----------------------------------------------------------------- +.\" * set default formatting +.\" ----------------------------------------------------------------- +.\" disable hyphenation +.nh +.\" disable justification (adjust text to left margin only) +.ad l +.\" ----------------------------------------------------------------- +.\" * MAIN CONTENT STARTS HERE * +.\" ----------------------------------------------------------------- +.SH "Name" +pam_succeed_if \- test account characteristics +.SH "Synopsis" +.fam C +.HP \w'\fBpam_succeed_if\&.so\fR\ 'u +\fBpam_succeed_if\&.so\fR [\fIflag\fR...] [\fIcondition\fR...] +.fam +.SH "DESCRIPTION" +.PP +pam_succeed_if\&.so is designed to succeed or fail authentication based on characteristics of the account belonging to the user being authenticated\&. One use is to select whether to load other modules based on this test\&. +.PP +The module should be given one or more conditions as module arguments, and authentication will succeed only if all of the conditions are met\&. +.SH "OPTIONS" +.PP +The following +\fIflag\fRs are supported: +.PP +\fBdebug\fR +.RS 4 +Turns on debugging messages sent to syslog\&. +.RE +.PP +\fBuse_uid\fR +.RS 4 +Evaluate conditions using the account of the user whose UID the application is running under instead of the user being authenticated\&. +.RE +.PP +\fBquiet\fR +.RS 4 +Don\'t log failure or success to the system log\&. +.RE +.PP +\fBquiet_fail\fR +.RS 4 +Don\'t log failure to the system log\&. +.RE +.PP +\fBquiet_success\fR +.RS 4 +Don\'t log success to the system log\&. +.RE +.PP +\fBaudit\fR +.RS 4 +Log unknown users to the system log\&. +.RE +.PP + +\fICondition\fRs are three words: a field, a test, and a value to test for\&. +.PP +Available fields are +\fIuser\fR, +\fIuid\fR, +\fIgid\fR, +\fIshell\fR, +\fIhome\fR +and +\fIservice\fR: +.PP +\fBfield < number\fR +.RS 4 +Field has a value numerically less than number\&. +.RE +.PP +\fBfield <= number\fR +.RS 4 +Field has a value numerically less than or equal to number\&. +.RE +.PP +\fBfield eq number\fR +.RS 4 +Field has a value numerically equal to number\&. +.RE +.PP +\fBfield >= number\fR +.RS 4 +Field has a value numerically greater than or equal to number\&. +.RE +.PP +\fBfield > number\fR +.RS 4 +Field has a value numerically greater than number\&. +.RE +.PP +\fBfield ne number\fR +.RS 4 +Field has a value numerically different from number\&. +.RE +.PP +\fBfield = string\fR +.RS 4 +Field exactly matches the given string\&. +.RE +.PP +\fBfield != string\fR +.RS 4 +Field does not match the given string\&. +.RE +.PP +\fBfield =~ glob\fR +.RS 4 +Field matches the given glob\&. +.RE +.PP +\fBfield !~ glob\fR +.RS 4 +Field does not match the given glob\&. +.RE +.PP +\fBfield in item:item:\&.\&.\&.\fR +.RS 4 +Field is contained in the list of items separated by colons\&. +.RE +.PP +\fBfield notin item:item:\&.\&.\&.\fR +.RS 4 +Field is not contained in the list of items separated by colons\&. +.RE +.PP +\fBuser ingroup group\fR +.RS 4 +User is in given group\&. +.RE +.PP +\fBuser notingroup group\fR +.RS 4 +User is not in given group\&. +.RE +.PP +\fBuser innetgr netgroup\fR +.RS 4 +(user,host) is in given netgroup\&. +.RE +.PP +\fBuser notinnetgr group\fR +.RS 4 +(user,host) is not in given netgroup\&. +.RE +.SH "MODULE TYPES PROVIDED" +.PP +All module types (\fBaccount\fR, +\fBauth\fR, +\fBpassword\fR +and +\fBsession\fR) are provided\&. +.SH "RETURN VALUES" +.PP +PAM_SUCCESS +.RS 4 +The condition was true\&. +.RE +.PP +PAM_AUTH_ERR +.RS 4 +The condition was false\&. +.RE +.PP +PAM_SERVICE_ERR +.RS 4 +A service error occurred or the arguments can\'t be parsed correctly\&. +.RE +.SH "EXAMPLES" +.PP +To emulate the behaviour of +\fIpam_wheel\fR, except there is no fallback to group 0: +.sp +.if n \{\ +.RS 4 +.\} +.fam C +.ps -1 +.nf +.if t \{\ +.sp -1 +.\} +.BB lightgray adjust-for-leading-newline +.sp -1 + +auth required pam_succeed_if\&.so quiet user ingroup wheel + +.EB lightgray adjust-for-leading-newline +.if t \{\ +.sp 1 +.\} +.fi +.fam +.ps +1 +.if n \{\ +.RE +.\} +.PP +Given that the type matches, only loads the othermodule rule if the UID is over 500\&. Adjust the number after default to skip several rules\&. +.sp +.if n \{\ +.RS 4 +.\} +.fam C +.ps -1 +.nf +.if t \{\ +.sp -1 +.\} +.BB lightgray adjust-for-leading-newline +.sp -1 + +type [default=1 success=ignore] pam_succeed_if\&.so quiet uid > 500 +type required othermodule\&.so arguments\&.\&.\&. + +.EB lightgray adjust-for-leading-newline +.if t \{\ +.sp 1 +.\} +.fi +.fam +.ps +1 +.if n \{\ +.RE +.\} +.SH "SEE ALSO" +.PP + +\fBglob\fR(7), +\fBpam\fR(8) +.SH "AUTHOR" +.PP +Nalin Dahyabhai <nalin@redhat\&.com> |