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|
#!/bin/sh
# Find suitable PAM config file
rules="$1"
srcdir="$2"
outfile="$3"
service="xrdp-sesman"
pamdir="/etc/pam.d"
pamdir_suse="/usr/etc/pam.d"
# Modules needed by xrdp-sesman.unix, if we get to that
unix_modules_needed="pam_unix.so pam_env.so pam_nologin.so"
# Directories where pam modules might be installed
# Add to this list as platforms are added
pam_module_dir_searchpath="/lib*/security /usr/lib*/security /lib/*/security /usr/lib/*/security"
find_pam_module_dir()
{
# Looks for the pam security module directory
set -- $pam_module_dir_searchpath
for d in "$@"; do
if [ -s "$d/pam_unix.so" ]; then
echo "$d"
break
fi
done
}
can_apply_unix_config()
{
result=0
module_dir="$1"
for m in $unix_modules_needed; do
if [ ! -s "$module_dir/$m" ]; then
echo " ** $m not found" >&2
result=1
fi
done
return $result
}
guess_rules ()
{
rules=
if [ -s "$pamdir/password-auth" ]; then
rules="redhat"
elif [ -s "$pamdir_suse/common-account" ]; then
rules="suse"
elif [ -s "$pamdir/common-account" ]; then
if grep "^@include" "$pamdir/passwd" >/dev/null 2>&1; then
rules="debian"
else
rules="suse"
fi
elif [ ! -f "$pamdir/system-auth" -a -s "$pamdir/system" ]; then
rules="freebsd"
elif [ -s "$pamdir/authorization" ]; then
rules="macos"
elif [ -s "$pamdir/system-remote-login" ]; then
rules="arch"
elif [ -s "$pamdir/system-auth" ]; then
rules="system"
else
module_dir=`find_pam_module_dir`
if [ -d "$module_dir" ]; then
#echo "- Found pam modules in $module_dir" >&2
if can_apply_unix_config "$module_dir" ; then
rules="unix"
fi
fi
fi
}
if [ "$rules" = "auto" ]; then
guess_rules
if [ -z "$rules" ]; then
echo "** Can't guess PAM rules for this system"
exit 1
fi
fi
if [ -s "$srcdir/$service.$rules" ]; then
ln -nsf "$srcdir/$service.$rules" "$outfile"
else
echo "Cannot find $srcdir/$service.$rules"
exit 1
fi
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