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Diffstat (limited to 'modules/pam_env/pam_env.8')
-rw-r--r-- | modules/pam_env/pam_env.8 | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/modules/pam_env/pam_env.8 b/modules/pam_env/pam_env.8 new file mode 100644 index 00000000..f674024c --- /dev/null +++ b/modules/pam_env/pam_env.8 @@ -0,0 +1,158 @@ +'\" t +.\" Title: pam_env +.\" Author: [see the "AUTHOR" section] +.\" Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/> +.\" Date: 06/08/2020 +.\" Manual: Linux-PAM Manual +.\" Source: Linux-PAM Manual +.\" Language: English +.\" +.TH "PAM_ENV" "8" "06/08/2020" "Linux-PAM Manual" "Linux-PAM Manual" +.\" ----------------------------------------------------------------- +.\" * Define some portability stuff +.\" ----------------------------------------------------------------- +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.\" http://bugs.debian.org/507673 +.\" http://lists.gnu.org/archive/html/groff/2009-02/msg00013.html +.\" ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +.ie \n(.g .ds Aq \(aq +.el .ds Aq ' +.\" ----------------------------------------------------------------- +.\" * set default formatting +.\" ----------------------------------------------------------------- +.\" disable hyphenation +.nh +.\" disable justification (adjust text to left margin only) +.ad l +.\" ----------------------------------------------------------------- +.\" * MAIN CONTENT STARTS HERE * +.\" ----------------------------------------------------------------- +.SH "NAME" +pam_env \- PAM module to set/unset environment variables +.SH "SYNOPSIS" +.HP \w'\fBpam_env\&.so\fR\ 'u +\fBpam_env\&.so\fR [debug] [conffile=\fIconf\-file\fR] [envfile=\fIenv\-file\fR] [readenv=\fI0|1\fR] [user_envfile=\fIenv\-file\fR] [user_readenv=\fI0|1\fR] +.SH "DESCRIPTION" +.PP +The pam_env PAM module allows the (un)setting of environment variables\&. Supported is the use of previously set environment variables as well as +\fIPAM_ITEM\fRs such as +\fIPAM_RHOST\fR\&. +.PP +By default rules for (un)setting of variables are taken from the config file +/etc/security/pam_env\&.conf\&. An alternate file can be specified with the +\fIconffile\fR +option\&. +.PP +Second a file (/etc/environment +by default) with simple +\fIKEY=VAL\fR +pairs on separate lines will be read\&. With the +\fIenvfile\fR +option an alternate file can be specified\&. And with the +\fIreadenv\fR +option this can be completely disabled\&. +.PP +Third it will read a user configuration file ($HOME/\&.pam_environment +by default)\&. The default file can be changed with the +\fIuser_envfile\fR +option and it can be turned on and off with the +\fIuser_readenv\fR +option\&. +.PP +Since setting of PAM environment variables can have side effects to other modules, this module should be the last one on the stack\&. +.SH "OPTIONS" +.PP +\fBconffile=\fR\fB\fI/path/to/pam_env\&.conf\fR\fR +.RS 4 +Indicate an alternative +pam_env\&.conf +style configuration file to override the default\&. This can be useful when different services need different environments\&. +.RE +.PP +\fBdebug\fR +.RS 4 +A lot of debug information is printed with +\fBsyslog\fR(3)\&. +.RE +.PP +\fBenvfile=\fR\fB\fI/path/to/environment\fR\fR +.RS 4 +Indicate an alternative +environment +file to override the default\&. The syntax are simple +\fIKEY=VAL\fR +pairs on separate lines\&. The +\fIexport\fR +instruction can be specified for bash compatibility, but will be ignored\&. This can be useful when different services need different environments\&. +.RE +.PP +\fBreadenv=\fR\fB\fI0|1\fR\fR +.RS 4 +Turns on or off the reading of the file specified by envfile (0 is off, 1 is on)\&. By default this option is on\&. +.RE +.PP +\fBuser_envfile=\fR\fB\fIfilename\fR\fR +.RS 4 +Indicate an alternative +\&.pam_environment +file to override the default\&.The syntax is the same as for +\fI/etc/security/pam_env\&.conf\fR\&. The filename is relative to the user home directory\&. This can be useful when different services need different environments\&. +.RE +.PP +\fBuser_readenv=\fR\fB\fI0|1\fR\fR +.RS 4 +Turns on or off the reading of the user specific environment file\&. 0 is off, 1 is on\&. By default this option is off\&. +.RE +.SH "MODULE TYPES PROVIDED" +.PP +The +\fBauth\fR +and +\fBsession\fR +module types are provided\&. +.SH "RETURN VALUES" +.PP +PAM_ABORT +.RS 4 +Not all relevant data or options could be gotten\&. +.RE +.PP +PAM_BUF_ERR +.RS 4 +Memory buffer error\&. +.RE +.PP +PAM_IGNORE +.RS 4 +No pam_env\&.conf and environment file was found\&. +.RE +.PP +PAM_SUCCESS +.RS 4 +Environment variables were set\&. +.RE +.SH "FILES" +.PP +/etc/security/pam_env\&.conf +.RS 4 +Default configuration file +.RE +.PP +/etc/environment +.RS 4 +Default environment file +.RE +.PP +$HOME/\&.pam_environment +.RS 4 +User specific environment file +.RE +.SH "SEE ALSO" +.PP +\fBpam_env.conf\fR(5), +\fBpam.d\fR(5), +\fBpam\fR(8), +\fBenviron\fR(7)\&. +.SH "AUTHOR" +.PP +pam_env was written by Dave Kinchlea <kinch@kinch\&.ark\&.com>\&. |