pam_cas_expire

#!/bin/sh
# fait expirer les entrées du cache pam_cas

# paramètres:
# -e/etc/pam_cas_expire.conf : chemin vers pam_cas_expire.conf (surcharge expireConf par défaut)
# -f/etc/pam_cas.conf : chemin vers pam_cas.conf (surcharge pamCasConf par défaut)
# -c/var/cache/pam_cas : chemin vers le dossier de cache des tickets (surcharge cacheDirectory issu de pamCasConf ou de expireConf)
# -l720 : surcharge cacheLifetime 
# -t60 : surcharge cacheTimeout

# -- valeurs par défaut --
# durée maximale d'une session (minutes), 0=illimité
cacheLifetime=720
# durée d'expiration sur inactivité (minutes), 0=illimité
cacheTimeout=60
# fichiers de config
pamCasConf="/etc/pam_cas.conf"
expireConf="/etc/pam_cas_expire.conf"
cacheDirectory=
verbose=
# ----

cacheLifetimeO=
cacheTimeoutO=
pamCasConfO=
expireConfO=
cacheDirectoryO=

while [ -n "$1" ] ; do
    opt="${1#-e}" ; [ "$opt" != "$1" ] && expireConfO="$opt"
    opt="${1#-f}" ; [ "$opt" != "$1" ] && pamCasConfO="$opt"
    opt="${1#-c}" ; [ "$opt" != "$1" ] && cacheDirectoryO="$opt"
    opt="${1#-l}" ; [ "$opt" != "$1" ] && cacheLifetimeO="$opt"
    opt="${1#-t}" ; [ "$opt" != "$1" ] && cacheTimeoutO="$opt"
    [ "$1" = "-v" ] && verbose=1
    shift
done

[ -n "$expireConfO" ] && expireConf="$expireConfO"
[ -e "$expireConf" ] && . "$expireConf"

[ -n "$pamCasConfO" ] && pamCasConf="$pamCasConfO"
if [ -n "$cacheDirectoryO" ] ; then 
    cacheDirectory="$cacheDirectoryO"
elif [ -n "$pamCasConf" ] && [ -e "$pamCasConf" ] ; then
    cacheDirectory=`sed -rn 's/^\s*cacheDirectory\s+//p' "$pamCasConf"`
fi

[ -n "$cacheDirectory" ] || exit 0
[ -d "$cacheDirectory" ] || exit 0

[ -n "$cacheLifetimeO" ] && cacheLifetime="$cacheLifetimeO"
[ -n "$cacheTimeoutO" ] && cacheTimeout="$cacheTimeoutO"

[ -n "$verbose" ] && echo "cacheDirectory=$cacheDirectory cacheLifetime=$cacheLifetime cacheTimeout=$cacheTimeout"

if [ -n "$cacheLifetime" ] && [ $cacheLifetime -gt 0 ] ; then
    find "$cacheDirectory" -type f -name "*,*" -mmin +"$cacheLifetime" -delete
fi

if [ -n "$cacheTimeout" ] && [ $cacheTimeout -gt 0 ] ; then
    find "$cacheDirectory" -type f -name "*,*" -amin +"$cacheTimeout" -delete
fi