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# Copyright 2004 Gentoo Foundation |
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# Distributed under the terms of the GNU General Public License, v2 or later |
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# Author Diego Pettenò <flameeyes@gentoo.org> |
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# $Header: /var/cvsroot/gentoo-x86/eclass/pam.eclass,v 1.16 2008/03/20 23:21:37 eva Exp $ |
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# |
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# This eclass contains functions to install pamd configuration files and |
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# pam modules. |
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|
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inherit multilib |
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|
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# dopamd <file> [more files] |
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# |
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# Install pam auth config file in /etc/pam.d |
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dopamd() { |
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[[ -z $1 ]] && die "dopamd requires at least one argument" |
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|
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if hasq pam ${IUSE} && ! use pam; then |
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return 0; |
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fi |
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|
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( # dont want to pollute calling env |
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insinto /etc/pam.d |
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insopts -m 0644 |
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doins "$@" |
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) || die "failed to install $@" |
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cleanpamd "$@" |
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} |
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|
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# newpamd <old name> <new name> |
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# |
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# Install pam file <old name> as <new name> in /etc/pam.d |
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newpamd() { |
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[[ $# -ne 2 ]] && die "newpamd requires two arguments" |
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|
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if hasq pam ${IUSE} && ! use pam; then |
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return 0; |
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fi |
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|
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( # dont want to pollute calling env |
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insinto /etc/pam.d |
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insopts -m 0644 |
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newins "$1" "$2" |
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) || die "failed to install $1 as $2" |
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cleanpamd $2 |
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} |
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|
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# dopamsecurity <section> <file> [more files] |
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# |
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# Installs the config files in /etc/security/<section>/ |
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dopamsecurity() { |
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[[ $# -lt 2 ]] && die "dopamsecurity requires at least two arguments" |
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|
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if hasq pam ${IUSE} && ! use pam; then |
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return 0 |
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fi |
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|
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( # dont want to pollute calling env |
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insinto /etc/security/$1 |
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insopts -m 0644 |
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doins "${@:2}" |
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) || die "failed to install ${@:2}" |
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} |
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|
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# newpamsecurity <section> <old name> <new name> |
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# |
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# Installs the config file <old name> as <new name> in /etc/security/<section>/ |
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newpamsecurity() { |
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[[ $# -ne 3 ]] && die "newpamsecurity requires three arguments" |
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|
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if hasq pam ${IUSE} && ! use pam; then |
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return 0; |
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fi |
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|
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( # dont want to pollute calling env |
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insinto /etc/security/$1 |
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insopts -m 0644 |
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newins "$2" "$3" |
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) || die "failed to install $2 as $3" |
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} |
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|
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# getpam_mod_dir |
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# |
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# Returns the pam modules' directory for current implementation |
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getpam_mod_dir() { |
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if has_version sys-libs/pam || has_version sys-libs/openpam; then |
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PAM_MOD_DIR=/$(get_libdir)/security |
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else |
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# Unable to find PAM implementation... defaulting |
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PAM_MOD_DIR=/$(get_libdir)/security |
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fi |
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|
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echo ${PAM_MOD_DIR} |
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} |
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|
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# dopammod <file> [more files] |
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# |
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# Install pam module file in the pam modules' dir for current implementation |
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dopammod() { |
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[[ -z $1 ]] && die "dopammod requires at least one argument" |
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|
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if hasq pam ${IUSE} && ! use pam; then |
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return 0; |
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fi |
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|
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exeinto $(getpam_mod_dir) |
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doexe "$@" || die "failed to install $@" |
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} |
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|
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# newpammod <old name> <new name> |
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# |
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# Install pam module file <old name> as <new name> in the pam |
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# modules' dir for current implementation |
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newpammod() { |
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[[ $# -ne 2 ]] && die "newpammod requires two arguements" |
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|
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if hasq pam ${IUSE} && ! use pam; then |
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return 0; |
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fi |
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|
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exeinto $(getpam_mod_dir) |
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newexe "$1" "$2" || die "failed to install $1 as $2" |
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} |
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|
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# pamd_mimic_system <pamd file> [auth levels] |
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# |
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# This function creates a pamd file which mimics system-auth file |
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# for the given levels in the /etc/pam.d directory. |
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pamd_mimic_system() { |
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[[ $# -lt 2 ]] && die "pamd_mimic_system requires at least two argments" |
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pamd_mimic system-auth "$@" |
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} |
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|
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# pamd_mimic <stack> <pamd file> [auth levels] |
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# |
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# This function creates a pamd file which mimics the given stack |
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# for the given levels in the /etc/pam.d directory. |
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pamd_mimic() { |
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[[ $# -lt 3 ]] && die "pamd_mimic requires at least three argments" |
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|
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if hasq pam ${IUSE} && ! use pam; then |
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return 0; |
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fi |
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|
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dodir /etc/pam.d |
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pamdfile=${D}/etc/pam.d/$2 |
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echo -e "# File autogenerated by pamd_mimic in pam eclass\n\n" >> \ |
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$pamdfile |
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|
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originalstack=$1 |
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authlevels="auth account password session" |
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|
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if has_version '<sys-libs/pam-0.78'; then |
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mimic="\trequired\t\tpam_stack.so service=${originalstack}" |
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else |
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mimic="\tinclude\t\t${originalstack}" |
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fi |
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|
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shift; shift |
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|
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while [[ -n $1 ]]; do |
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hasq $1 ${authlevels} || die "unknown level type" |
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|
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echo -e "$1${mimic}" >> ${pamdfile} |
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|
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shift |
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done |
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} |
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|
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# cleanpamd <pamd file> |
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# |
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# Cleans a pam.d file from modules that might not be present on the system |
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# where it's going to be installed |
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cleanpamd() { |
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while [[ -n $1 ]]; do |
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if ! has_version sys-libs/pam; then |
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sed -i -e '/pam_shells\|pam_console/s:^:#:' "${D}/etc/pam.d/$1" |
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fi |
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|
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shift |
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done |
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} |
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|
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pam_epam_expand() { |
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sed -n -e 's|#%EPAM-\([[:alpha:]-]\+\):\([-+<>=/.![:alnum:]]\+\)%#.*|\1 \2|p' \ |
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"$@" | sort -u | while read condition parameter; do |
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|
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disable="yes" |
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|
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case "$condition" in |
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If-Has) |
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message="This can be used only if you have ${parameter} installed" |
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has_version "$parameter" && disable="no" |
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;; |
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Use-Flag) |
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message="This can be used only if you enabled the ${parameter} USE flag" |
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use "$parameter" && disable="no" |
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;; |
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*) |
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eerror "Unknown EPAM condition '${condition}' ('${parameter}')" |
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die "Unknown EPAM condition '${condition}' ('${parameter}')" |
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;; |
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esac |
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|
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if [ "${disable}" = "yes" ]; then |
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sed -i -e "/#%EPAM-${condition}:${parameter/\//\\/}%#/d" "$@" |
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else |
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sed -i -e "s|#%EPAM-${condition}:${parameter}%#||" "$@" |
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fi |
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|
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done |
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} |
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|
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# Think about it before uncommenting this one, for now run it by hand |
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# pam_pkg_preinst() { |
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# local shopts=$- |
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# set -o noglob # so that bash doen't expand "*" |
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# |
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# pam_epam_expand "${D}"/etc/pam.d/* |
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# |
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# set +o noglob; set -$shopts # reset old shell opts |
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# } |
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