diff options
Diffstat (limited to 'testing/dnscrypt-proxy/dnscrypt-proxy.setup')
| -rw-r--r-- | testing/dnscrypt-proxy/dnscrypt-proxy.setup | 354 |
1 files changed, 0 insertions, 354 deletions
diff --git a/testing/dnscrypt-proxy/dnscrypt-proxy.setup b/testing/dnscrypt-proxy/dnscrypt-proxy.setup deleted file mode 100644 index c1a028c3d3..0000000000 --- a/testing/dnscrypt-proxy/dnscrypt-proxy.setup +++ /dev/null @@ -1,354 +0,0 @@ -#!/bin/sh -# Contributor: Stuart Cardall <developer@it-offshore.co.uk> -# dnscrypt-proxy setup script to choose DNS Resolver & install / configure / remove DNS Caching -############################################################################################### - -config='/etc/conf.d/dnscrypt-proxy' -dhcpconfig='/etc/dhcp/dhclient.conf' -unboundconfig='/etc/unbound/unbound.conf' - -SCRIPT=$(echo "`basename $0`") - -NORMAL="\033[1;0m" -STRONG="\033[1;1m" -RED="\033[1;31m" -GREEN="\033[1;32m" - -print_question() { - local prompt="${STRONG}$1 ${RED}$2${NORMAL}" - printf "${prompt} %s" -} - -print_strong() { - local prompt="${STRONG}$1 ${RED}$2${NORMAL}" - printf "${prompt} %s\n" -} - -print_green() { - local prompt="${GREEN}${STRONG}$1 ${NORMAL}" - printf "${prompt} %s\n" -} - -print_table() { - local choice="${RED}${STRONG}$1${NORMAL}" - local resolver="${STRONG}$2" - local location="${GREEN}$3" - printf "${choice} ${resolver} ${location} %s\n" -} - -die() { - print_table "ERROR:" "$1" > /dev/null 1>&2 - exit 1 -} - -restart_interface(){ -INTERFACES=$(echo | ifconfig | grep "Link encap" | sed '/lo/d' | cut -d"L" -f1) -print_question "\nChoose external interface to restart from the following:" -print_question "\n\n$INTERFACES" "[ default: eth0 ]" - -while : -do - read RESTART - # Sanitize input - export RESTART_CLEAN="`echo "${RESTART}" | tr -cd '[:[alnum]:]'`" - - if [ ! $RESTART ] ;then - RESTART_CLEAN=eth0 - fi - - # tr will strip invalid input to nothing which passes grep - if [ "$RESTART_CLEAN" != "" ] && echo "$INTERFACES" | grep -e "$RESTART_CLEAN" 1>/dev/null; then - break - else - #move the cursor & clear the line - echo -en "\033[1A\033[28C\022[K" - fi -done -} - -choose_ip(){ -IPADDR=$(ifconfig |grep -B1 "inet addr" |awk '{ if ( $1 == "inet" ) { print $2 } else if ( $2 == "Link" ) { printf "%s:" ,$1 } }' |awk -F" " '{ print $1 ": " $3 }'| sed 's/addr//') -if echo "$IPADDR" | grep -e "127.0.0.2" 1>/dev/null && which unbound 1> /dev/null; then - defaultip='127.0.0.2' - IPADDR_CHOICE=$(echo "$IPADDR" | sed '/lo::127.0.0.1:/d') -else - defaultip='127.0.0.1' - IPADDR_CHOICE=$(echo "$IPADDR" | sed '/lo:1::127.0.0.2:/d') -fi - -print_question "\nChoose Dnscrypt IP from the following addresses:\n" -print_question "\n$IPADDR_CHOICE\t" "[ default: $defaultip ]" - -while : -do - read IP - # Sanitize input - export IP_CLEAN="`echo "${IP}" | tr -cd '[:xdigit:] [:\::] [:\.:]'`" - if [ ! $IP ]; then - IP_CLEAN=$defaultip - fi - # tr will strip invalid input to nothing which passes grep - if [ "$IP_CLEAN" != "" ] && echo "$IPADDR_CHOICE" | grep -e "$IP_CLEAN" 1>/dev/null; then - print_green "\nIP: $IP_CLEAN Selected"; break - else - #move the cursor & clear the line - echo -en "\033[1A\033[49C\033[K" - fi -done -} - -choose_port(){ -if grep -e "127.0.0.2" /etc/network/interfaces 1>/dev/null; then - defaultport=40 -else - defaultport=53 -fi - -print_question "\nChoose Dnscrypt Port:" "[ default: $defaultport ]" -while : -do - read DNSPORT - # Sanitize input to an integer and assign to new variable - export DNSPORT_CLEAN="`echo "${DNSPORT}" | tr -cd '[:[0-9]:]'`" - if [ ! $DNSPORT ]; then - DNSPORT_CLEAN=$defaultport - fi - - if [ $DNSPORT_CLEAN -gt 0 2>/dev/null ] && [ $DNSPORT_CLEAN -le 65535 2>/dev/null ]; then - print_green "\nPort: $DNSPORT_CLEAN Selected"; break - else - #move the cursor & clear the line - echo -en "\033[1A\033[39C\033[K" - fi -done -} - -update_unbound(){ -if [ -f $unboundconfig ]; then - if grep "Settings from "$SCRIPT"" $unboundconfig 1>/dev/null; then - #update forward zone - START=$(sed -n "\%Settings from $SCRIPT%=" $unboundconfig) - LINE=$(expr $START + 3 ) - sed "$LINE c \ forward-addr: $IP_CLEAN@$DNSPORT_CLEAN" $unboundconfig -i - - else - # allow querying of localhost - START=$(sed -n '/do-not-query-localhost:/=' $unboundconfig) - sed "$START c \do-not-query-localhost: no #set by $SCRIPT" $unboundconfig -i - # create catch all forward zone - echo -e "##### Settings from $SCRIPT #####" >> $unboundconfig - echo -e 'forward-zone:' >> $unboundconfig - echo -e ' name: "."' >> $unboundconfig - echo -e " forward-addr: $IP_CLEAN@$DNSPORT_CLEAN" >> $unboundconfig - fi -print_strong "\n$unboundconfig settings updated to:" -print_green "--------------------------------------------------------" -print_table "do-not-query-localhost: no" -print_table "" -print_table 'forward-zone:' -print_table ' name: "."' -print_table " forward-addr: $IP_CLEAN@$DNSPORT_CLEAN" -print_green "--------------------------------------------------------" -fi -} - -restart_services(){ -# add / restart services - dnscrypt must be restarted first -echo "" -for srv in "dnscrypt-proxy" "unbound"; do - if which $srv 1> /dev/null; then - rc-status default | grep $srv 1> /dev/null - if [ "$?" != "0" ]; then - print_green "Adding $srv to Default Run Level" - rc-update add $srv default - fi - rc-service $srv restart - fi -done -} - -modify_config(){ -choose_ip; choose_port - -# update dnscrypt listening ip & port -LINE=$(sed -n '/DNSCRYPT_LOCALIP=/=' $config) -sed "$LINE c DNSCRYPT_LOCALIP=$IP_CLEAN:$DNSPORT_CLEAN" $config -i - -# update dhclient.conf -if [ -f $dhcpconfig ]; then - if grep 'supersede domain-name-servers' $dhcpconfig 1>/dev/null; then - LINE=$(sed -n '/supersede domain-name-servers/=' $dhcpconfig) - sed "$LINE c supersede domain-name-servers $IP" $dhcpconfig -i - else - echo "supersede domain-name-servers $IP" >> $dhcpconfig - fi -fi - -# update resolv.conf & unbound -LINE=$(sed -n '/nameserver/=' /etc/resolv.conf) -sed "$LINE c nameserver 127.0.0.1" /etc/resolv.conf -i -if [ "$removecache" != "Y" ] && [ "$removecache" != "y" ]; then - update_unbound -fi - -restart_interface - -print_strong "\n/etc/conf.d/dnscrypt-proxy Listening Address updated to:" -print_green "--------------------------------------------------------" -print_table "DNSCRYPT_LOCALIP=$IP_CLEAN:$DNSPORT_CLEAN" -print_green "--------------------------------------------------------\n" -} - -rm_loopback(){ -START=$(sed -n "\%Settings from $SCRIPT%=" /etc/network/interfaces) -LINE=$(expr $START + 4) -sed -i ''$START','$LINE'd' /etc/network/interfaces -print_green "2nd Loopback interface removed" -} - -# END Functions ################################################################################### - -# Do some sanity checking. -if [ $(/usr/bin/id -u) != "0" ]; then - die 'DNScrypt Setup must be run by root' -fi - -##### Download DNS Resolver details ################################################################ - -url='https://raw.githubusercontent.com/jedisct1/dnscrypt-proxy/master/dnscrypt-resolvers.csv' -output='/tmp/dnscrypt.list' - -echo -e "Retrieving current list of free DNS Resolvers\n" -wget -q --no-check-certificate $url -O $output -sed -i 's|\"||g' $output - -totalservers=$(cat $output | tail -n +2 | wc -l) - -if [ $totalservers = 0 ]; then - die "Could not contact $url" -fi - -# colour table ################################################################################## - -colourheading=$(awk 'BEGIN { format = "%-8s%-35s%-30s%-10s%-10s%-10s%-25s\n" - printf format, "#", "Name", "Location", "DNSSEC", "No Logs", "Namecoin", "Resolver Address" }') - -colourline=$(awk 'BEGIN { format = "%-8s%-35s%-30s%-10s%-10s%-10s%-25s\n" - printf format, "----", "----------------------------------------", "------------------------------", "----------",\ - "----------", "----------", "-----------------------------------" }') - -print_green "$colourheading" -print_green "$colourline" - -tmpfile=$(mktemp) - -cat $output | awk 'BEGIN{FS=""}{gsub(/,\ /,"\ "); print}' | tail -n +2 > $tmpfile - -awk -F"\," 'BEGIN {format="%-8s%-35s%-30s%-10s%-10s%-10s%-25s\n"}{ printf format, "\["NR"\]",$1,$4,$8,$9,$10,$11}' $tmpfile - -print_green "$colourline" -print_question "Please choose a DNS Resolver for dnscrypt-proxy to query:" "[1 - $totalservers]" - -###### Process Input ############################################################################# - -while : -do - read DNS - # Sanitize input to an integer - export DNS_CLEAN="`echo "${DNS}" | tr -cd '[:[0-9]:]'`" - - if [ $DNS_CLEAN -gt 0 2>/dev/null ] && [ $DNS_CLEAN -le $totalservers 2>/dev/null ]; then - break - else - #move the cursor & clear the line - echo -en "\033[1A\033[67C\033[K" - fi -done - -RESOLVER=$(cat $tmpfile | tr -d "\"" | tr "," ";" | sed -n "$DNS_CLEAN"p |awk -F';' '{print $11}') -PROVIDER=$(cat $tmpfile | tr -d "\"" | tr "," ";" | sed -n "$DNS_CLEAN"p |awk -F';' '{print $12}') -PUBKEY=$(cat $tmpfile | tr -d "\"" | tr "," ";" | sed -n "$DNS_CLEAN"p |awk -F';' '{print $13}') - -######## END Changes ########################################################################### - -if [ ! -f "$config" ]; then - touch $config - echo "DNSCRYPT_LOGFILE=/var/log/dnscrypt-proxy/dnscrypt-proxy.log" >> $config - echo "DNSCRYPT_LOCALIP=127.0.0.1:53" >> $config -fi - -# remove existing Resolver config -if grep "RESOLVER" $config 1> /dev/null; then - sed -e '/RESOLVER/d' -e '/PROVIDER/d' -e '/PUBKEY/d' $config -i -fi - -# update Resolver config -echo "RESOLVER=$RESOLVER" >> $config -echo "PROVIDER=$PROVIDER" >> $config -echo "PUBKEY=$PUBKEY" >> $config - -print_strong "\nResolver Settings updated in:" "$config" -print_green "---------------------------------------------------------------------------------------------" -print_table "RESOLVER :" "$RESOLVER" -print_table "PROVIDER :" "$PROVIDER" -print_table "PUBLIC KEY :" "$PUBKEY" -print_green "---------------------------------------------------------------------------------------------" - -# install unbound -if ! which unbound 1> /dev/null; then - print_question "Install Unbound (Caching DNS Server)" "[ Y / N: Default ]" - read installsrv - if [ "$(echo $installsrv | tr '[A-Z]' '[a-z]')" = "y" ]; then - apk add -q unbound - else - echo "nameserver 127.0.0.1" > /etc/resolv.conf - fi -fi - -# check for / setup secondary loopback for dns caching -if which unbound 1> /dev/null && ! grep "address 127.0.0.2" /etc/network/interfaces 1> /dev/null; then - IP=127.0.0.2 - echo "##### Settings from $SCRIPT #####" >> /etc/network/interfaces - echo "auto lo:1" >> /etc/network/interfaces - echo "iface lo:1 inet static" >> /etc/network/interfaces - echo "address $IP" >> /etc/network/interfaces - echo "netmask 255.0.0.0" >> /etc/network/interfaces - ifconfig lo:1 $IP up -fi - -# modify caching -if grep "address 127.0.0.2" /etc/network/interfaces 1> /dev/null && [ ! $installsrv ]; then - print_question "\nRemove DNS Caching (Unbound) / Secondary loopback device ?" "[ Y / N: Default ]"; read removecache - if [ "$(echo $removecache | tr '[A-Z]' '[a-z]')" = "y" ]; then - # remove loopback settings - rm_loopback - echo -e ""; rc-service unbound stop; apk del unbound - else - print_green "\nSecondary Loopback for DNS Caching configured @ 127.0.0.2" - IP=127.0.0.2 - fi -fi - -# modify ip / ports -if [ $installsrv ] || [ "$(echo $removecache | tr '[A-Z]' '[a-z]')" = "y" ]; then - modify_config -elif grep -q 127.0.0.2 /etc/network/interfaces && ! which unbound 1> /dev/null; then - rm_loopback - kill $(cat /var/run/unbound/unbound.pid) - modify_config -else - print_question "\nModify dnscrypt-proxy ip / port ?" "[ Y / N: default ]"; read updateip - if [ "$(echo $updateip | tr '[A-Z]' '[a-z]')" = "y" ]; then - modify_config - fi -fi - -if [ "$RESTART_CLEAN" != "" ]; then - ifdown $RESTART_CLEAN && ifup $RESTART_CLEAN - print_green "Interface $RESTART_CLEAN restarted" -fi - -restart_services - -exit 0 - |