Reimplementation of tahoelafs

This commit is contained in:
Bob Mottram 2017-03-06 23:59:18 +00:00
parent f08b54efa9
commit 3c31be64b5
4 changed files with 294 additions and 97 deletions

View File

@ -8,13 +8,14 @@
#
# Freedom in the Cloud
#
# Distributed storage system introducer
# Tahow-LAFS data storage grid implemented via Tor
# https://k0rx.com/blog/2017/01/lafs.html
# http://tahoe-lafs.readthedocs.io/en/latest/anonymity-configuration.html
#
# License
# =======
#
# Copyright (C) 2014-2016 Bob Mottram <bob@freedombone.net>
# Copyright (C) 2014-2017 Bob Mottram <bob@freedombone.net>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
@ -38,51 +39,138 @@ TAHOELAFS_REPO="https://github.com/tahoe-lafs/tahoe-lafs"
TAHOELAFS_COMMIT='bb782b0331a60de438136a593bba18338d8d866b'
TAHOELAFS_PORT=50213
TAHOELAFS_STORAGE_PORT=50214
TAHOELAFS_ONION_PORT=8096
TAHOELAFS_STORAGE_ONION_PORT=8097
TAHOELAFS_SHARED_DIR='Shared'
TAHOE_COMMAND="cd /home/tahoelafs/tahoelafs && venv/bin/tahoe"
tahoelafs_storage_file=/home/tahoelafs/client/private/servers.yaml
tahoelafs_variables=(ONION_ONLY
MY_USERNAME
TAHOELAFS_REPO
TAHOELAFS_PORT)
function tahoelafs_setup_config {
function add_tahoelafs_storage_node_interactive {
data=$(tempfile 2>/dev/null)
trap "rm -f $data" 0 1 2 5 15
dialog --backtitle $"Freedombone Configuration" \
--title $"Add Tahoe-LAFS storage node" \
--form $"\nEnter the storage node details which can be found on the About screen of another server" 13 75 5 \
$"Hostname:" 1 1 "" 1 14 53 40 \
$"Public Key:" 2 1 "" 2 14 53 255 \
$"Nickname:" 3 1 "" 3 14 53 255 \
$"FURL:" 4 1 "" 4 14 53 255 \
2> $data
sel=$?
case $sel in
1) return;;
255) return;;
esac
storage_hostname=$(cat $data | sed -n 1p)
public_key="$(cat $data | sed -n 2p)"
nick=$(cat $data | sed -n 3p)
furl=$(cat $data | sed -n 4p)
if [ ${#public_key} -eq 0 ]; then
return
fi
add_tahoelafs_server "${storage_hostname}" "${public_key}" "${nick}" "${furl}"
if grep -q "$public_key" $tahoelafs_storage_file; then
dialog --title $"Add Tahoe-LAFS storage node" \
--msgbox $"Storage node added" 6 40
fi
}
function edit_tahoelafs_nodes {
editor $tahoelafs_storage_file
chown tahoelafs:debian-tor $tahoelafs_storage_file
systemctl restart tahoelafs-client
}
function configure_interactive_tahoelafs {
data=$(tempfile 2>/dev/null)
trap "rm -f $data" 0 1 2 5 15
dialog --backtitle $"Freedombone Configuration" \
--title $"Tahoe-LAFS" \
--radiolist $"The least authority is always the best" 10 50 3 \
1 "Add a storage node" off \
2 "Manually edit storage nodes" off \
3 "Back to main menu" on 2> $data
sel=$?
case $sel in
1) exit 1;;
255) exit 1;;
esac
case $(cat $data) in
1) add_tahoelafs_storage_node_interactive;;
2) edit_tahoelafs_nodes;;
esac
}
function tahoelafs_setup_client_config {
config_file=$1
nick="$2"
if ! grep -q "[node]" $config_file; then
echo '[node]' > $config_file
echo "nickname = $nick" >> $config_file
echo 'reveal-IP-address = false' >> $config_file
echo "web.port = tcp:$TAHOELAFS_ONION_PORT:interface=127.0.0.1" >> $config_file
echo 'web.static = public_html' >> $config_file
echo 'tub.port = disabled' >> $config_file
echo 'tub.location = disabled' >> $config_file
echo '' >> $config_file
echo '[node]' >> $config_file
fi
if ! grep -q "[connections]" $config_file; then
echo '[client]' >> $config_file
echo 'introducer.furl =' >> $config_file
echo 'shares.needed = 3' >> $config_file
echo 'shares.happy = 7' >> $config_file
echo 'shares.total = 10' >> $config_file
echo '' >> $config_file
echo '[storage]' >> $config_file
echo 'enabled = false' >> $config_file
echo 'reserved_space = 3G' >> $config_file
echo '' >> $config_file
echo '[helper]' >> $config_file
echo 'enabled = false' >> $config_file
echo '' >> $config_file
echo '[connections]' >> $config_file
fi
echo 'tcp = tor' >> $config_file
}
if ! grep -q "reveal-IP-address" $config_file; then
sed -i '/[node]/a reveal-IP-address = False' $config_file
else
sed -i 's|reveal-IP-address.*|reveal-IP-address = False|g' $config_file
fi
function tahoelafs_setup_storage_config {
config_file=$1
nick="$2"
if ! grep -q "tcp =" $config_file; then
sed -i '/[connections]/a tcp = tor' $config_file
else
sed -i 's|tcp =.*|tcp = tor|g' $config_file
fi
if ! grep -q "tub.location =" $config_file; then
sed -i '/[node]/a tub.location = disabled' $config_file
fi
if ! grep -q "tub.port =" $config_file; then
sed -i "/[node]/a tub.port = tcp:${TAHOELAFS_ONION_PORT}:interface=127.0.0.1" $config_file
fi
sed -i "s|tub.port.*|tub.port = tcp:${TAHOELAFS_ONION_PORT}:interface=127.0.0.1|g" $config_file
sed -i "s|tub.location.*|tub.location = tor:${TAHOELAFS_ONION_HOSTNAME}:${TAHOELAFS_PORT}|g" $config_file
sed -i "s|nickname =.*|nickname = ${NICK}|g" $config_file
echo '[node]' > $config_file
echo "nickname = $nick" >> $config_file
echo 'reveal-IP-address = false' >> $config_file
echo 'web.port =' >> $config_file
echo 'web.static = public_html' >> $config_file
echo "tub.port = tcp:${TAHOELAFS_STORAGE_ONION_PORT}:interface=127.0.0.1" >> $config_file
echo "tub.location = tor:${TAHOELAFS_STORAGE_ONION_HOSTNAME}:${TAHOELAFS_STORAGE_PORT}" >> $config_file
echo '' >> $config_file
echo '[client]' >> $config_file
echo 'introducer.furl =' >> $config_file
echo 'helper.furl =' >> $config_file
echo '' >> $config_file
echo 'shares.needed = 3' >> $config_file
echo 'shares.happy = 7' >> $config_file
echo 'shares.total = 10' >> $config_file
echo '' >> $config_file
echo '[storage]' >> $config_file
echo 'enabled = true' >> $config_file
echo 'reserved_space = 3G' >> $config_file
echo 'expire.enabled = true' >> $config_file
echo 'expire.mode = age' >> $config_file
echo 'expire.override_lease_duration = 3 months' >> $config_file
echo '' >> $config_file
echo '[helper]' >> $config_file
echo 'enabled = false' >> $config_file
echo '' >> $config_file
echo '[connections]' >> $config_file
echo 'tcp = tor' >> $config_file
chown -R tahoelafs:debian-tor /home/tahoelafs
}
@ -169,7 +257,10 @@ function restore_remote_tahoelafs {
}
function reconfigure_tahoelafs {
echo -n ''
if [ -f $tahoelafs_storage_file ]; then
shred -zu $tahoelafs_storage_file
fi
sed -i '/HidServAuth /d' /etc/tor/torrc
}
function remove_tahoelafs {
@ -184,31 +275,26 @@ function remove_tahoelafs {
systemctl stop tahoelafs-storage
systemctl disable tahoelafs-storage
rm /etc/systemd/system/tahoelafs-storage.service
rm /etc/systemd/system/tahoelafs-storage.serice
systemctl stop tahoelafs-introducer
systemctl disable tahoelafs-introducer
rm /etc/systemd/system/tahoelafs-introducer.service
systemctl stop tahoelafs-client
systemctl disable tahoelafs-client
rm /etc/systemd/system/tahoelafs-client.serice
#firewall_remove ${TAHOELAFS_PORT}
if [ -d /var/lib/tahoelafs ]; then
rm -rf /var/lib/tahoelafs
fi
remove_completion_param install_tahoelafs
#remove_completion_param configure_firewall_for_tahoelafs
function_check remove_onion_service
remove_onion_service tahoelafs ${TAHOELAFS_ONION_PORT}
remove_onion_service tahoelafs-storage ${TAHOELAFS_STORAGE_ONION_PORT}
sed -i '/HidServAuth /d' /etc/tor/torrc
deluser tahoelafs
if [ -d /home/tahoelafs ]; then
rm -rf /home/tahoelafs
fi
remove_app tahoelafs
}
function configure_firewall_for_tahoelafs {
if [[ $(is_completed $FUNCNAME) == "1" ]]; then
return
fi
firewall_add Tahoe-LAFS ${TAHOELAFS_PORT}
mark_completed $FUNCNAME
systemctl reload tor
}
function install_tahoelafs_to_directory {
@ -227,6 +313,42 @@ function install_tahoelafs_to_directory {
venv/bin/pip install --editable .
}
function create_tahoelafs_stealth_node {
node_dir="$1"
client_dir="$2"
node_nick="$3"
client_nick="$4"
if [ ${#node_dir} -eq 0 ]; then
echo $'No tahoe-LAFS storage node directory given'
exit 783522
fi
if [ ${#client_dir} -eq 0 ]; then
echo $'No tahoe-LAFS client directory given'
exit 368935
fi
if [ ${#node_nick} -eq 0 ]; then
echo $'No tahoe-LAFS node nick given'
exit 672351
fi
if [ ${#client_nick} -eq 0 ]; then
echo $'No tahoe-LAFS client nick given'
exit 682362
fi
if [ ! -f ${node_dir}/tahoe.cfg ]; then
su -c "mkdir ${node_dir}" - tahoelafs
su -c "$TAHOE_COMMAND create-node -C ${node_dir} --hostname=fixme" - tahoelafs
tahoelafs_setup_storage_config ${node_dir}/tahoe.cfg ${node_nick}
fi
if [ ! -f ${client_dir}/tahoe.cfg ]; then
su -c "mkdir ${client_dir}" - tahoelafs
su -c "$TAHOE_COMMAND create-client -C ${client_dir}" - tahoelafs
tahoelafs_setup_client_config ${client_dir}/tahoe.cfg ${client_nick}
fi
}
function create_tahoelafs_introducer {
introducer_dir="$1"
@ -275,8 +397,58 @@ function create_tahoelafs_client {
sed -i 's|tub.location =.*|tub.location = disabled|g' $client_dir/tahoe.cfg
}
function get_tahoelafs_introducer {
echo "$(cat /home/tahoelafs/introducer/private/introducer.furl)"
function get_tahoelafs_furl {
echo "$(cat /home/tahoelafs/storage/private/storage.furl)"
}
function get_tahoelafs_nick {
echo "${MY_USERNAME}-node"
}
function get_tahoelafs_storage_hostname {
echo "$(cat /var/lib/tor/hidden_service_tahoelafs-storage/hostname)"
}
function get_tahoelafs_public_key {
echo "$(cat /home/tahoelafs/storage/node.pubkey | grep 'v0-')"
}
function add_tahoelafs_server {
storage_hostname="$1"
public_key="$2"
nick="$3"
furl="$4"
if [ ${#storage_hostname} -eq 0 ]; then
return
fi
if [ ${#public_key} -eq 0 ]; then
return
fi
if [ ${#nick} -eq 0 ]; then
return
fi
if [ ${#furl} -eq 0 ]; then
return
fi
if grep -q "$public_key" $tahoelafs_storage_file; then
return
fi
if [ ! -f $tahoelafs_storage_file ]; then
echo 'storage:' > $tahoelafs_storage_file
else
echo '# storage' >> $tahoelafs_storage_file
fi
echo " $public_key" >> $tahoelafs_storage_file
echo " ann:" >> $tahoelafs_storage_file
echo " nickname: $nick" >> $tahoelafs_storage_file
echo " anonymous-storage-FURL: $furl" >> $tahoelafs_storage_file
chown tahoelafs:debian-tor $tahoelafs_storage_file
if ! grep -q "HidServAuth ${storage_hostname}" /etc/tor/torrc; then
echo "HidServAuth ${storage_hostname}" >> /etc/tor/torrc
fi
}
function create_tahoelafs_daemon {
@ -308,6 +480,45 @@ function create_tahoelafs_daemon {
systemctl start tahoelafs-${daemon_name}
}
function create_tahoelafs_web {
if [ ! -d /var/www/tahoelafs/htdocs ]; then
mkdir -p /var/www/tahoelafs/htdocs
fi
tahoelafs_nginx_site=/etc/nginx/sites-available/tahoelafs
echo 'server {' > $tahoelafs_nginx_site
echo " listen 127.0.0.1:$TAHOELAFS_ONION_PORT default_server;" >> $tahoelafs_nginx_site
echo " server_name $TAHOELAFS_ONION_HOSTNAME;" >> $tahoelafs_nginx_site
echo '' >> $tahoelafs_nginx_site
function_check nginx_disable_sniffing
nginx_disable_sniffing tahoelafs
echo '' >> $tahoelafs_nginx_site
echo ' # Logs' >> $tahoelafs_nginx_site
echo ' access_log /dev/null;' >> $tahoelafs_nginx_site
echo ' error_log /dev/null;' >> $tahoelafs_nginx_site
echo '' >> $tahoelafs_nginx_site
echo ' # Root' >> $tahoelafs_nginx_site
echo " root /var/www/tahoelafs/htdocs;" >> $tahoelafs_nginx_site
echo '' >> $tahoelafs_nginx_site
echo ' location / {' >> $tahoelafs_nginx_site
function_check nginx_limits
nginx_limits tahoelafs '15m'
echo ' rewrite /(.*) /$1 break;' >> $tahoelafs_nginx_site
echo ' proxy_set_header X-Real-IP $remote_addr;' >> $tahoelafs_nginx_site
echo ' proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;' >> $tahoelafs_nginx_site
echo ' proxy_set_header Host $http_host;' >> $tahoelafs_nginx_site
echo ' proxy_set_header X-NginX-Proxy true;' >> $tahoelafs_nginx_site
echo " proxy_pass http://localhost:${TAHOELAFS_PORT};" >> $tahoelafs_nginx_site
echo ' proxy_redirect off;' >> $tahoelafs_nginx_site
echo ' }' >> $tahoelafs_nginx_site
echo '}' >> $tahoelafs_nginx_site
function_check nginx_ensite
nginx_ensite tahoelafs
systemctl reload nginx
}
function install_tahoelafs {
if [ $INSTALLING_MESH ]; then
return
@ -328,7 +539,6 @@ function install_tahoelafs {
fi
install_tahoelafs_to_directory /home/tahoelafs/tahoelafs
#configure_firewall_for_tahoelafs
# remove files we don't need
rm -rf /home/tahoelafs/.mutt
@ -340,51 +550,31 @@ function install_tahoelafs {
# set permissions
chown -R tahoelafs:debian-tor /home/tahoelafs
# create the introducer config
create_tahoelafs_introducer /home/tahoelafs/introducer
TAHOELAFS_INTRODUCER_CONFIG=/home/tahoelafs/introducer/tahoe.cfg
if [ ! -f $TAHOELAFS_INTRODUCER_CONFIG ]; then
echo $'Unable to create introducer'
exit 62831
fi
node_nick=$(get_tahoelafs_nick)
client_nick=${MY_USERNAME}-client
# create an onion address
# create an onion address for storage node
TAHOELAFS_STORAGE_ONION_HOSTNAME=$(add_onion_service tahoelafs-storage ${TAHOELAFS_STORAGE_PORT} ${TAHOELAFS_STORAGE_ONION_PORT} ${node_nick})
# create an onion address for client node
TAHOELAFS_ONION_HOSTNAME=$(add_onion_service tahoelafs ${TAHOELAFS_PORT} ${TAHOELAFS_ONION_PORT})
# start the introducer
tahoelafs_setup_config $TAHOELAFS_INTRODUCER_CONFIG ${PROJECT_NAME}-introducer
su -c '/home/tahoelafs/tahoelafs/venv/bin/python2 /home/tahoelafs/tahoelafs/venv/bin/tahoe start /home/tahoelafs/introducer' - tahoelafs
TAHOELAFS_INTRODUCER=/home/tahoelafs/introducer/tahoe-introducer.tac
if [ ! -f $TAHOELAFS_INTRODUCER ]; then
echo $'Introducer file not found'
exit 9654845
fi
create_tahoelafs_daemon "introducer"
create_tahoelafs_stealth_node /home/tahoelafs/storage /home/tahoelafs/client ${node_nick} ${client_nick}
add_tahoelafs_server "$(get_tahoelafs_storage_hostname)" "$(get_tahoelafs_public_key)" "${node_nick}" "$(get_tahoelafs_furl)"
# start the storage node
create_tahoelafs_storage_node /home/tahoelafs/storage "$(get_tahoelafs_introducer)"
TAHOELAFS_STORAGE_CONFIG=/home/tahoelafs/storage/tahoe.cfg
if [ ! -f $TAHOELAFS_STORAGE_CONFIG ]; then
echo $'Unable to create storage node'
exit 782523
fi
if grep -q 'tub.location' $TAHOELAFS_STORAGE_CONFIG; then
sed -i "s|tub.location.*|tub.location = disabled|g" $TAHOELAFS_STORAGE_CONFIG
else
echo 'tub.location = disabled' >> $TAHOELAFS_STORAGE_CONFIG
fi
if grep -q 'tub.port' $TAHOELAFS_STORAGE_CONFIG; then
sed -i "s|tub.port.*|tub.port = disabled|g" $TAHOELAFS_STORAGE_CONFIG
else
echo 'tub.port = disabled' >> $TAHOELAFS_STORAGE_CONFIG
fi
sed -i "s|web.port.*|web.port =|g" $TAHOELAFS_STORAGE_CONFIG
su -c '/home/tahoelafs/tahoelafs/venv/bin/python2 /home/tahoelafs/tahoelafs/venv/bin/tahoe start /home/tahoelafs/storage' - tahoelafs
create_tahoelafs_daemon "storage"
# start the client
su -c '/home/tahoelafs/tahoelafs/venv/bin/python2 /home/tahoelafs/tahoelafs/venv/bin/tahoe start /home/tahoelafs/client' - tahoelafs
create_tahoelafs_daemon "client"
set_completion_param "tahoelafs commit" "$TAHOELAFS_COMMIT"
create_tahoelafs_web
systemctl reload tor
APP_INSTALLED=1
}

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@ -195,8 +195,8 @@ function choose_default_domain_name {
esac
DEFAULT_DOMAIN_NAME=$(cat $data | sed -n 1p)
DEFAULT_DOMAIN_CODE=$(cat $data | sed -n 2p)
EMAIL_DOMAIN_CODE=$(cat $data | sed -n 2p)
XMPP_DOMAIN_CODE=$(cat $data | sed -n 2p)
EMAIL_DOMAIN_CODE=$(cat $data | sed -n 3p)
XMPP_DOMAIN_CODE=$(cat $data | sed -n 4p)
if [ $DEFAULT_DOMAIN_NAME ]; then
validate_freedns_code "$DEFAULT_DOMAIN_CODE"
if [ ! $VALID_CODE ]; then

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@ -93,6 +93,7 @@ read_config_param SMTP_PROXY_PORT
read_config_param SMTP_PROXY_USERNAME
read_config_param SMTP_PROXY_PASSWORD
read_config_param USB_DRIVE
read_config_param MY_USERNAME
if [[ $USB_DRIVE == *"dev"* ]]; then
USB_DRIVE=$(echo ${USB_DRIVE} | awk -F '/' '{print $3}' | sed 's|1||g' | sed 's|2||g')
fi
@ -476,14 +477,17 @@ function show_mirrors_password {
echo ''
}
function show_tahoe_introducer {
if [ ! -f /home/tahoelafs/introducer/private/introducer.furl ]; then
function show_tahoelafs {
if [ ! -f /home/tahoelafs/storage/private/storage.furl ]; then
return
fi
echo 'Tahoe-LAFS'
echo '=========='
echo 'Tahoe-LAFS Storage Node'
echo '======================='
echo ''
get_tahoelafs_introducer
echo "Hostname: $(get_tahoelafs_storage_hostname)"
echo "Public key: $(get_tahoelafs_public_key)"
echo "Nickname: $(get_tahoelafs_nick)"
echo "FURL: $(get_tahoelafs_furl)"
echo ''
}
@ -562,7 +566,7 @@ function show_about {
show_tor_bridges
show_ssh_public_key
show_domains
show_tahoelafs_introducer
show_tahoelafs
show_mirrors_password
show_tahoe_introducer
show_users

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@ -112,6 +112,7 @@ function add_onion_service {
onion_service_name="$1"
onion_service_port_from=$2
onion_service_port_to=$3
onion_stealth_name="$4"
if [[ $(onion_service_exists ${onion_service_name}) == "1" ]]; then
echo $(cat /var/lib/tor/hidden_service_${onion_service_name}/hostname)
@ -125,7 +126,9 @@ function add_onion_service {
if ! grep -q "hidden_service_${onion_service_name}" /etc/tor/torrc; then
echo "HiddenServiceDir /var/lib/tor/hidden_service_${onion_service_name}/" >> /etc/tor/torrc
echo "HiddenServicePort ${onion_service_port_from} 127.0.0.1:${onion_service_port_to}" >> /etc/tor/torrc
#echo "HiddenServiceAuthorizeClient stealth ${onion_service_name}" >> /etc/tor/torrc
if [ ${#onion_stealth_name} -gt 0 ]; then
echo "HiddenServiceAuthorizeClient stealth ${onion_stealth_name}" >> /etc/tor/torrc
fi
fi
onion_update