unbound: update options for remote-control

Enhance the 'control' option to allow using SSL
to connect to the server. Add the 'extended_stats'
option to match 'extended-statistics: yes.'
Document the 'extended_luci' option; it does not
control Unbound, but changes the LuCI tabs.

Signed-off-by: Eric Luehrsen <ericluehrsen@hotmail.com>
This commit is contained in:
Eric Luehrsen
2017-09-18 00:12:02 -04:00
parent d61a16ca11
commit e7f5bbc65e
7 changed files with 146 additions and 47 deletions
+111 -27
View File
@@ -23,10 +23,10 @@
#
##############################################################################
UNBOUND_B_CONTROL=0
UNBOUND_B_SLAAC6_MAC=0
UNBOUND_B_DNSSEC=0
UNBOUND_B_DNS64=0
UNBOUND_B_EXT_STATS=0
UNBOUND_B_GATE_NAME=0
UNBOUND_B_HIDE_BIND=1
UNBOUND_B_LOCL_BLCK=0
@@ -37,6 +37,7 @@ UNBOUND_B_PRIV_BLCK=1
UNBOUND_B_QUERY_MIN=0
UNBOUND_B_QRY_MINST=0
UNBOUND_D_CONTROL=0
UNBOUND_D_DOMAIN_TYPE=static
UNBOUND_D_DHCP_LINK=none
UNBOUND_D_EXTRA_DNS=0
@@ -80,6 +81,11 @@ UNBOUND_KEYFILE=$UNBOUND_VARDIR/root.key
UNBOUND_HINTFILE=$UNBOUND_VARDIR/root.hints
UNBOUND_TIMEFILE=$UNBOUND_VARDIR/hotplug.time
UNBOUND_CTLKEY_FILE=$UNBOUND_VARDIR/unbound_control.key
UNBOUND_CTLPEM_FILE=$UNBOUND_VARDIR/unbound_control.pem
UNBOUND_SRVKEY_FILE=$UNBOUND_VARDIR/unbound_server.key
UNBOUND_SRVPEM_FILE=$UNBOUND_VARDIR/unbound_server.pem
##############################################################################
UNBOUND_ANCHOR=/usr/sbin/unbound-anchor
@@ -457,17 +463,54 @@ unbound_mkdir() {
# Ensure access and prepare to jail
chown -R unbound:unbound $UNBOUND_VARDIR
chmod 775 $UNBOUND_VARDIR
chmod 664 $UNBOUND_VARDIR/*
chmod 755 $UNBOUND_VARDIR
chmod 644 $UNBOUND_VARDIR/*
if [ -f $UNBOUND_CTLKEY_FILE -o -f $UNBOUND_CTLPEM_FILE \
-o -f $UNBOUND_SRVKEY_FILE -o -f $UNBOUND_SRVPEM_FILE ] ; then
# Keys (some) exist already; do not create new ones
chmod 640 $UNBOUND_CTLKEY_FILE $UNBOUND_CTLPEM_FILE \
$UNBOUND_SRVKEY_FILE $UNBOUND_SRVPEM_FILE
elif [ -x /usr/sbin/unbound-control-setup ] ; then
case "$UNBOUND_D_CONTROL" in
[2-3])
# unbound-control-setup for encrypt opt. 2 and 3, but not 4 "static"
/usr/sbin/unbound-control-setup -d $UNBOUND_VARDIR
chown -R unbound:unbound $UNBOUND_CTLKEY_FILE $UNBOUND_CTLPEM_FILE \
$UNBOUND_SRVKEY_FILE $UNBOUND_SRVPEM_FILE
chmod 640 $UNBOUND_CTLKEY_FILE $UNBOUND_CTLPEM_FILE \
$UNBOUND_SRVKEY_FILE $UNBOUND_SRVPEM_FILE
cp -p $UNBOUND_CTLKEY_FILE /etc/unbound/unbound_control.key
cp -p $UNBOUND_CTLPEM_FILE /etc/unbound/unbound_control.pem
cp -p $UNBOUND_SRVKEY_FILE /etc/unbound/unbound_server.key
cp -p $UNBOUND_SRVPEM_FILE /etc/unbound/unbound_server.pem
;;
esac
fi
}
##############################################################################
unbound_control() {
if [ "$UNBOUND_B_CONTROL" -gt 0 ] ; then
if [ "$UNBOUND_D_CONTROL" -gt 1 ] ; then
if [ ! -f $UNBOUND_CTLKEY_FILE -o ! -f $UNBOUND_CTLPEM_FILE \
-o ! -f $UNBOUND_SRVKEY_FILE -o ! -f $UNBOUND_SRVPEM_FILE ] ; then
# Key files need to be present; if unbound-control-setup was found, then
# they might have been made during unbound_makedir() above.
UNBOUND_D_CONTROL=0
fi
fi
case "$UNBOUND_D_CONTROL" in
1)
{
# Enable remote control tool, but only at local host for security
# You can hand write fancier encrypted access with /etc/..._ext.conf
# Local Host Only Unencrypted Remote Control
echo "remote-control:"
echo " control-enable: yes"
echo " control-use-cert: no"
@@ -475,7 +518,42 @@ unbound_control() {
echo " control-interface: ::1"
echo
} >> $UNBOUND_CONFFILE
fi
;;
2)
{
# Local Host Only Encrypted Remote Control
echo "remote-control:"
echo " control-enable: yes"
echo " control-use-cert: yes"
echo " control-interface: 127.0.0.1"
echo " control-interface: ::1"
echo " server-key-file: \"$UNBOUND_SRVKEY_FILE\""
echo " server-cert-file: \"$UNBOUND_SRVPEM_FILE\""
echo " control-key-file: \"$UNBOUND_CTLKEY_FILE\""
echo " control-cert-file: \"$UNBOUND_CTLPEM_FILE\""
echo
} >> $UNBOUND_CONFFILE
;;
[3-4])
{
# Network Encrypted Remote Control
# (3) may auto setup and (4) must have static key/pem files
# TODO: add UCI list for interfaces to bind
echo "remote-control:"
echo " control-enable: yes"
echo " control-use-cert: yes"
echo " control-interface: 0.0.0.0"
echo " control-interface: ::0"
echo " server-key-file: \"$UNBOUND_SRVKEY_FILE\""
echo " server-cert-file: \"$UNBOUND_SRVPEM_FILE\""
echo " control-key-file: \"$UNBOUND_CTLKEY_FILE\""
echo " control-cert-file: \"$UNBOUND_CTLPEM_FILE\""
echo
} >> $UNBOUND_CONFFILE
;;
esac
{
@@ -493,15 +571,14 @@ unbound_conf() {
local cfg="$1"
local rt_mem rt_conn modulestring
# Make fresh conf file
echo > $UNBOUND_CONFFILE
{
# Make fresh conf file
echo "# $UNBOUND_CONFFILE generated by UCI $( date )"
echo
} > $UNBOUND_CONFFILE
{
# No threading
echo "server:"
echo " username: unbound"
@@ -511,29 +588,35 @@ unbound_conf() {
echo " infra-cache-slabs: 1"
echo " key-cache-slabs: 1"
echo
} >> $UNBOUND_CONFFILE
{
# Logging
echo " verbosity: 1"
echo " statistics-interval: 0"
echo " statistics-cumulative: no"
echo " extended-statistics: no"
echo
} >> $UNBOUND_CONFFILE
{
# Interfaces (access contol "option local_service")
# Interface Wildcard (access contol handled by "option local_service")
echo " interface: 0.0.0.0"
echo " interface: ::0"
echo " outgoing-interface: 0.0.0.0"
echo " outgoing-interface: ::0"
echo
# Logging
echo " verbosity: 1"
echo " statistics-interval: 0"
echo " statistics-cumulative: no"
} >> $UNBOUND_CONFFILE
if [ "$UNBOUND_B_EXT_STATS" -gt 0 ] ; then
{
# Log More
echo " extended-statistics: yes"
echo
} >> $UNBOUND_CONFFILE
else
{
# Log Less
echo " extended-statistics: no"
echo
} >> $UNBOUND_CONFFILE
fi
case "$UNBOUND_D_PROTOCOL" in
ip4_only)
{
@@ -930,6 +1013,7 @@ unbound_uci() {
config_get_bool UNBOUND_B_SLAAC6_MAC "$cfg" dhcp4_slaac6 0
config_get_bool UNBOUND_B_DNS64 "$cfg" dns64 0
config_get_bool UNBOUND_B_EXT_STATS "$cfg" extended_stats 0
config_get_bool UNBOUND_B_HIDE_BIND "$cfg" hide_binddata 1
config_get_bool UNBOUND_B_LOCL_SERV "$cfg" localservice 1
config_get_bool UNBOUND_B_MAN_CONF "$cfg" manual_conf 0
@@ -937,7 +1021,6 @@ unbound_uci() {
config_get_bool UNBOUND_B_QRY_MINST "$cfg" query_min_strict 0
config_get_bool UNBOUND_B_PRIV_BLCK "$cfg" rebind_protection 1
config_get_bool UNBOUND_B_LOCL_BLCK "$cfg" rebind_localhost 0
config_get_bool UNBOUND_B_CONTROL "$cfg" unbound_control 0
config_get_bool UNBOUND_B_DNSSEC "$cfg" validator 0
config_get_bool UNBOUND_B_NTP_BOOT "$cfg" validator_ntp 1
@@ -947,6 +1030,7 @@ unbound_uci() {
config_get UNBOUND_N_RX_PORT "$cfg" listen_port 53
config_get UNBOUND_N_ROOT_AGE "$cfg" root_age 9
config_get UNBOUND_D_CONTROL "$cfg" unbound_control 0
config_get UNBOUND_D_DOMAIN_TYPE "$cfg" domain_type static
config_get UNBOUND_D_DHCP_LINK "$cfg" dhcp_link none
config_get UNBOUND_D_EXTRA_DNS "$cfg" add_extra_dns 0