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#! /bin/sh
permit=false
if test "x$1" = x-P; then
permit=true
shift
fi
if test $# != 1; then
echo "Usage: $0 [-P] <service>" >&2
exit 1
fi
if test -r /etc/pam.d/$1 || grep "^[ ]*$1[ ]" /etc/pam.conf >/dev/null 2>&1; then
echo "PAM service \"$1\" already configured."
exit 0
fi
oi_mods="pam_(access|env|group|issue|lastlog|limits|listfile|mkhomedir|motd|nologin|shells|tally|time)"
oo_mods="pam_securetty"
if test -d /etc/pam.d; then
if test ! -w /etc/pam.d; then
echo "Error: need write access to /etc/pam.d/ to install PAM service definition!" >&2
exit 1
fi
for sv in kde login; do
if test -r /etc/pam.d/$sv; then
echo "Copying PAM service definition file \"$sv\" to \"$1\"."
if $permit; then
echo "auth required pam_permit.so" > /etc/pam.d/$1
perl -p -e "if (/^([ \\t]*\\@include[ \\t]+([^ \\t]+)[ \\t]*)\\n/) { \$l=\$1; \$p=\$2; \$p=~m,^/, || (\$p='/etc/pam.d/'.\$p); print \"#\$l -- start\\n\"; system \"cat \$p\"; \$_ = \"#\$l -- end\\n\"; }" < /etc/pam.d/$sv |
perl -p -e "s/^([ \\t]*auth[ \\t]+[a-z]+[ \\t]+([^ \\t]+\\/)?(?!$oi_mods)\\w+\\.so)/#\$1/" >> /etc/pam.d/$1
else
perl -p -e "s/^([ \\t]*[^#].*[ \\t\\/]$oo_mods\\.so)/#\\1/" < /etc/pam.d/$sv > /etc/pam.d/$1
fi
exit 0
fi
done
echo "Error: no template PAM service file for \"$1\" found!" >&2
exit 1
elif test -f /etc/pam.conf; then
if test ! -w /etc/pam.conf; then
echo "Error: need write access to /etc/pam.conf to install PAM service definition!" >&2
exit 1
fi
for sv in kde login; do
serv=`grep "^[ ]*$sv[ ]" /etc/pam.conf`
if test -n "$serv"; then
echo "Copying service definition entry \"$sv\" to \"$1\"."
echo >>/etc/pam.conf
sb="s/^[ \\t]*$sv([ \\t])/$1\$1/"
if $permit; then
echo "$1 auth required pam_permit.so" >>/etc/pam.conf
echo "$serv" | perl -p -e "$sb;s/^($1[ \\t]+auth[ \\t]+[a-z]+[ \\t]+([^ \\t]+\\/)?(?!$oi_mods)\\w+\\.so)/#\$1/" >>/etc/pam.conf
else
echo "$serv" | perl -p -e "$sb;s/^(.*[ \\t\\/]$oo_mods\\.so)/#\$1/" >>/etc/pam.conf
fi
exit 0
fi
done
echo "Error: no template PAM service entry for \"$1\" found!" >&2
exit 1
else
if test "`whoami`" != root; then
echo "Error: need root priviledges to install PAM service definitions!" >&2
else
echo "Error: don't know where to store the PAM service definition for \"$1\"!" >&2
fi
exit 1
fi
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