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|
#!/bin/sh
#
# Configuration script for BPALogin
#
# Creates a new bpalogin.conf file based on the installed template, prompting
# for overrides.
#
# Relies heavily on the formatting of the bpalogin.conf file and is sensitive
# to whitespace! Be careful when changing bpalogin.conf.
#
# Copyright 2003 William Rose <wdrose@sourceforge.net> and licensed under the
# GNU GPL, as per the rest of BPALogin.
###
CONFIG_FILE="${1:-/etc/bpalogin.conf}"
TMP_DIR="${TMPDIR:-/tmp}"
NEW_CONFIG="`mktemp $TMP_DIR/bpalogin.conf-XXXXXX`"
if ! [ -r "$CONFIG_FILE" ]
then
echo "Usage: bpalogin.conf.sh config-file-name"
exit 1
fi
eval `cat "$CONFIG_FILE" | \
(while read REPLY
do
case "$REPLY" in
'# '*)
# Comment line
;;
'#'*)
# Unspecified option
REPLY="${REPLY#\#}"
if [ -n "$REPLY" ]
then
name="${REPLY%% *}"
value="${REPLY#* }"
echo "$name=\"$value\""
echo "${name}_disabled=\"yes\""
disabled="$disabled $name"
fi
;;
*)
# Empty line or specified option
if [ -n "$REPLY" ]
then
name="${REPLY%% *}"
value="${REPLY#* }"
echo "$name=\"$value\""
echo "${name}_disabled=\"no\""
variables="$variables $name"
fi
;;
esac
done
echo "variables=\"${variables# }\""
echo "disabled=\"${disabled# }\""
)`
##
# Prompt for new values for already configured variables.
#
if [ -n "$variables" ]
then
cat <<EOF
BPALogin Configuration
----------------------
You will now be prompted for some basic details about your connection.
When prompted, the current information is displayed in square brackets.
Press Enter to accept the current information, or else type the new details
and press Enter.
EOF
for var in $variables
do
echo -n "Enter $var [`eval 'echo $'$var`]: "
if read REPLY && [ -n "$REPLY" ]
then
eval "$var=\"$REPLY\""
fi
done
fi
##
# Prompt for additional configuration details if disabled configuration
# options were detected.
if [ -n "$disabled" ]
then
echo
echo -n "Would you like to configure additional options? (y/n): "
read REPLY
case "$REPLY" in
[Yy]*)
cat <<EOF
Additional Configuration
------------------------
You will now be prompted for some additional details about your connection.
When prompted, the default information is displayed in square brackets.
Press Enter to use the default information in your configuration file, or
else type the new details. If you do not wish to have any value recorded
in your configuration file, type # and press Enter.
EOF
for var in $disabled
do
echo -n "Enter $var [`eval 'echo $'$var`]: "
if read REPLY
then
if [ -n "$REPLY" ]
then
if [ "$REPLY" = "#" ]
then
eval "${var}_disabled=\"yes\""
else
eval "${var}_disabled=\"no\""
eval "$var=\"$REPLY\""
fi
else
eval "${var}_disabled=\"no\""
fi
fi
done
;;
*)
;;
esac
fi
##
# Create the new bpalogin.conf file
cat "$CONFIG_FILE" | \
(while read REPLY;
do
case "$REPLY" in
'# '*)
# Comment line
echo $REPLY >> "$NEW_CONFIG"
;;
'#'*)
# Unspecified option
REPLY="${REPLY#\#}"
if [ -n "$REPLY" ]
then
name="${REPLY%% *}"
if eval "[ \"\$${name}_disabled\" = \"yes\" ]"
then
echo "#$name `eval 'echo $'$name`" >> "$NEW_CONFIG"
else
echo "$name `eval 'echo $'$name`" >> "$NEW_CONFIG"
fi
else
echo $REPLY >> "$NEW_CONFIG"
fi
;;
*)
if [ -n "$REPLY" ]
then
name="${REPLY%% *}"
if eval "[ \"\$${name}_disabled\" = \"yes\" ]"
then
echo "#$name `eval 'echo $'$name`" >> "$NEW_CONFIG"
else
echo "$name `eval 'echo $'$name`" >> "$NEW_CONFIG"
fi
else
echo $REPLY >> "$NEW_CONFIG"
fi
;;
esac
done)
echo
echo "New configuration successfully saved in $NEW_CONFIG"
echo -n "Overwrite $CONFIG_FILE with this file? (y/n) "
read REPLY
case "$REPLY" in
[Yy]*)
if mv "$NEW_CONFIG" "$CONFIG_FILE"
then
echo "Your BPALogin configuration file has been updated."
else
echo "Action failed. Please copy $NEW_CONFIG to $CONFIG_FILE manually."
fi
if ! chmod 600 "$CONFIG_FILE"
then
echo "Unable to change permissions for your configuration file."
echo "Please check your configuration file is not readable by others."
fi
;;
*)
echo "Your original BPALogin configuration file was not changed."
;;
esac
echo
|
