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#!/bin/bash
#
# .---. . .
# | | |
# |--- .--. .-. .-. .-.| .-. .--.--. |.-. .-. .--. .-.
# | | (.-' (.-' ( | ( )| | | | )( )| | (.-'
# ' ' --' --' -' - -' ' ' -' -' -' ' - --'
#
# Freedom in the Cloud
#
# SIP functions
#
# License
# =======
#
# Copyright (C) 2014-2016 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
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
VARIANTS='full full-vim chat'
IN_DEFAULT_INSTALL=1
SHOW_ON_ABOUT=1
SIP_SERVER_PASSWORD=
SIP_PORT=5060
SIP_TLS_PORT=5061
TURN_PORT=3478
TURN_TLS_PORT=5349
TURN_NONCE=
sip_variables=(ONION_ONLY
MY_USERNAME
SIP_PORT
SIP_TLS_PORT
SIP_SERVER_PASSWORD
TURN_PORT
TURN_TLS_PORT
TURN_NONCE)
function remove_user_sip {
remove_username="$1"
${PROJECT_NAME}-rmsipuser ${remove_username}
# remove user from SIP TURN/STUN
if [ -f /etc/turnserver/turnusers.txt ]; then
sed -i "/${remove_username}:/d" /etc/turnserver/turnusers.txt
fi
}
function add_user_sip {
new_username="$1"
new_user_password="$2"
SIP_EXTENSION=$(${PROJECT_NAME}-sipfreeext)
${PROJECT_NAME}-addsipuser -u $new_username -e $SIP_EXTENSION -p "$new_user_password"
if [ ! "$?" = "0" ]; then
echo '1'
return
fi
# add user to the sipwitch group
if [ -f /etc/sipwitch.conf ]; then
usermod -aG sipwitch $new_username
fi
# add user for SIP STUN/TURN
if [ -d /etc/turnserver ]; then
if grep -q "DEFAULT_DOMAIN_NAME" $CONFIGURATION_FILE; then
5 years ago
read_config_param "DEFAULT_DOMAIN_NAME"
echo "${new_username}:${new_user_password}:${DEFAULT_DOMAIN_NAME}:authorized" >> /etc/turnserver/turnusers.txt
fi
fi
echo '0'
}
function install_interactive_sip {
echo -n ''
APP_INSTALLED=1
}
function change_password_sip {
echo -n ''
}
function reconfigure_sip {
echo -n ''
}
function upgrade_sip {
# remove the original sipwitch daemon if it exists
if [ -f /etc/init.d/sipwitch ]; then
rm -f /etc/init.d/sipwitch
fi
}
function backup_local_sip {
if [ -f /etc/sipwitch.conf ]; then
echo $"Backing up SIP settings"
temp_backup_dir=/root/tempsipbackup
if [ ! -d $temp_backup_dir ]; then
mkdir -p $temp_backup_dir
fi
cp -f /etc/sipwitch.conf $temp_backup_dir
backup_directory_to_usb $temp_backup_dir sip
echo $"SIP settings backup complete"
fi
}
function restore_local_sip {
if [ -d $USB_MOUNT/backup/sip ]; then
echo $"Restoring SIP settings"
temp_restore_dir=/root/tempsip
function_check restore_directory_from_usb
restore_directory_from_usb $temp_restore_dir sip
cp -f $temp_restore_dir/home/$ADMIN_USERNAME/tempbackup/sipwitch.conf /etc/sipwitch.conf
if [ ! "$?" = "0" ]; then
rm -rf $temp_restore_dir
function_check set_user_permissions
set_user_permissions
backup_unmount_drive
exit 3679
fi
rm -rf $temp_restore_dir
service sipwitch restart
echo $"Restore of SIP settings complete"
fi
}
function backup_remote_sip {
if [ -f /etc/sipwitch.conf ]; then
echo $"Backing up SIP settings"
temp_backup_dir=/root/tempsipbackup
if [ ! -d $temp_backup_dir ]; then
mkdir -p $temp_backup_dir
fi
cp -f /etc/sipwitch.conf $temp_backup_dir
backup_directory_to_friend $temp_backup_dir sip
echo $"Backup SIP settings complete"
fi
}
function restore_remote_sip {
echo -n ''
}
function remove_sip {
firewall_remove ${TURN_PORT}
firewall_remove ${TURN_TLS_PORT} tcp
firewall_remove ${SIP_PORT}
firewall_remove ${SIP_TLS_PORT}
function_check remove_onion_service
remove_onion_service sip ${SIP_PORT}
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apt-get -yq remove --purge sipwitch
apt-get -yq remove --purge turnserver
if [ -f /etc/sipwitch.conf ]; then
rm /etc/sipwitch.conf
fi
if [ -d /etc/turnserver ]; then
rm -rf /etc/turnserver
fi
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remove_completion_param install_sip
remove_completion_param configure_firewall_for_turn
remove_completion_param configure_firewall_for_sip4
sed -i '/SIP /d' /home/$MY_USERNAME/README
}
function configure_firewall_for_turn {
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if [[ $(is_completed $FUNCNAME) == "1" ]]; then
return
fi
if [[ $ONION_ONLY != "no" ]]; then
return
fi
firewall_add TURN ${TURN_PORT}
firewall_add "TURN TLS" ${TURN_TLS_PORT} tcp
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mark_completed $FUNCNAME
}
function configure_firewall_for_sip4 {
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if [[ $(is_completed $FUNCNAME) == "1" ]]; then
return
fi
if [[ $ONION_ONLY != "no" ]]; then
return
fi
firewall_add SIP ${SIP_PORT}
firewall_add "SIP TLS" ${SIP_TLS_PORT}
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mark_completed $FUNCNAME
}
function get_sip_server_password {
if [ -f /home/$MY_USERNAME/README ]; then
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if grep -q "sip server password" /home/$MY_USERNAME/README; then
if [ ! $SIP_SERVER_PASSWORD ]; then
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SIP_SERVER_PASSWORD=$(cat /home/$MY_USERNAME/README | grep "sip server password" | awk -F ':' '{print $2}' | sed 's/^ *//')
fi
fi
fi
}
function update_sipwitch_daemon {
if [ ! -f /etc/init.d/sipwitch ]; then
return
fi
service sipwitch stop
# remove the original sipwitch daemon if it exists
if [ -f /etc/init.d/sipwitch ]; then
rm -f /etc/init.d/sipwitch
fi
# daemon
echo '[Unit]' > /etc/systemd/system/sipwitch.service
echo 'Description=GNU SIP Witch, a SIP telephony service daemon.' >> /etc/systemd/system/sipwitch.service
echo 'After=network.target' >> /etc/systemd/system/sipwitch.service
echo '' >> /etc/systemd/system/sipwitch.service
echo '[Service]' >> /etc/systemd/system/sipwitch.service
echo 'Type=simple' >> /etc/systemd/system/sipwitch.service
echo 'Group=sipwitch' >> /etc/systemd/system/sipwitch.service
echo 'PIDFile=/var/run/sipwitch/pidfile' >> /etc/systemd/system/sipwitch.service
echo 'EnvironmentFile=-/etc/conf.d/sipwitch' >> /etc/systemd/system/sipwitch.service
echo 'EnvironmentFile=-/etc/sipwitch.conf' >> /etc/systemd/system/sipwitch.service
echo 'EnvironmentFile=-/etc/default/sipwitch' >> /etc/systemd/system/sipwitch.service
echo 'ExecStartPre=-/bin/rm -f /var/run/sipwitch/control' >> /etc/systemd/system/sipwitch.service
echo "ExecStart=/usr/sbin/sipw -f \$OPTIONS -P$SIP_PORT" >> /etc/systemd/system/sipwitch.service
echo 'Restart=always' >> /etc/systemd/system/sipwitch.service
echo 'NotifyAccess=main' >> /etc/systemd/system/sipwitch.service
echo '' >> /etc/systemd/system/sipwitch.service
echo '[Install]' >> /etc/systemd/system/sipwitch.service
echo 'WantedBy=multi-user.target' >> /etc/systemd/system/sipwitch.service
systemctl enable sipwitch
systemctl daemon-reload
systemctl start sipwitch
}
function install_sip_main {
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if [[ $(app_is_installed sip_main) == "1" ]]; then
return
fi
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apt-get -yq install sipwitch
function_check get_sip_server_password
get_sip_server_password
if [ ! $SIP_SERVER_PASSWORD ]; then
if [ -f $IMAGE_PASSWORD_FILE ]; then
SIP_SERVER_PASSWORD="$(printf `cat $IMAGE_PASSWORD_FILE`)"
else
SIP_SERVER_PASSWORD="$(create_password ${MINIMUM_PASSWORD_LENGTH})"
fi
fi
echo '<?xml version="1.0"?>' > /etc/sipwitch.conf
echo '<sipwitch>' >> /etc/sipwitch.conf
echo '<provision>' >> /etc/sipwitch.conf
echo "<user id=\"$MY_USERNAME\">" >> /etc/sipwitch.conf
echo '<extension>201</extension>' >> /etc/sipwitch.conf
echo "<secret>$SIP_SERVER_PASSWORD</secret>" >> /etc/sipwitch.conf
echo "<display>$MY_USERNAME 201</display>" >> /etc/sipwitch.conf
echo '</user>' >> /etc/sipwitch.conf
echo '</provision>' >> /etc/sipwitch.conf
echo '<access>' >> /etc/sipwitch.conf
echo '</access>' >> /etc/sipwitch.conf
echo '<stack>' >> /etc/sipwitch.conf
echo " <localnames>$DEFAULT_DOMAIN_NAME</localnames>" >> /etc/sipwitch.conf
echo ' <mapped>200</mapped>' >> /etc/sipwitch.conf
echo ' <threading>2</threading>' >> /etc/sipwitch.conf
echo ' <interface>*</interface>' >> /etc/sipwitch.conf
echo ' <dumping>false</dumping>' >> /etc/sipwitch.conf
echo ' <system>system</system>' >> /etc/sipwitch.conf
echo ' <anon>anonymous</anon>' >> /etc/sipwitch.conf
echo '</stack>' >> /etc/sipwitch.conf
echo '<timers>' >> /etc/sipwitch.conf
echo ' <!-- ring every 4 seconds -->' >> /etc/sipwitch.conf
echo ' <ring>4</ring>' >> /etc/sipwitch.conf
echo ' <!-- call forward no answer after x rings -->' >> /etc/sipwitch.conf
echo ' <cfna>4</cfna>' >> /etc/sipwitch.conf
echo ' <!-- call reset to clear cid in stack, 6 seconds -->' >> /etc/sipwitch.conf
echo ' <reset>6</reset>' >> /etc/sipwitch.conf
echo '</timers>' >> /etc/sipwitch.conf
echo '<!-- we have 2xx numbers plus space for external users -->' >> /etc/sipwitch.conf
echo '<registry>' >> /etc/sipwitch.conf
echo ' <prefix>200</prefix>' >> /etc/sipwitch.conf
echo ' <range>100</range>' >> /etc/sipwitch.conf
echo ' <keysize>77</keysize>' >> /etc/sipwitch.conf
echo ' <mapped>200</mapped>' >> /etc/sipwitch.conf
echo ' <!-- <realm>GNU Telephony</realm> -->' >> /etc/sipwitch.conf
echo '</registry>' >> /etc/sipwitch.conf
echo '<routing>' >> /etc/sipwitch.conf
echo '</routing>' >> /etc/sipwitch.conf
echo '</sipwitch>' >> /etc/sipwitch.conf
sed -i 's|#PLUGINS=|PLUGINS=|g' /etc/default/sipwitch
sed -i 's|PLUGINS=.*|PLUGINS="zeroconf subscriber forward"|g' /etc/default/sipwitch
groupadd sipwitch
usermod -aG sipwitch $MY_USERNAME
SIP_ONION_HOSTNAME=$(add_onion_service sip ${SIP_PORT} ${SIP_PORT})
if ! grep -q $"SIP Server" /home/$MY_USERNAME/README; then
echo '' >> /home/$MY_USERNAME/README
echo '' >> /home/$MY_USERNAME/README
echo $'# SIP Server' >> /home/$MY_USERNAME/README
echo $"SIP onion_domain: $SIP_ONION_HOSTNAME" >> /home/$MY_USERNAME/README
echo $"SIP server username: $MY_USERNAME" >> /home/$MY_USERNAME/README
echo $"SIP server extension: 201" >> /home/$MY_USERNAME/README
echo $"SIP server password: $SIP_SERVER_PASSWORD" >> /home/$MY_USERNAME/README
chown $MY_USERNAME:$MY_USERNAME /home/$MY_USERNAME/README
chmod 600 /home/$MY_USERNAME/README
fi
function_check configure_firewall_for_sip4
configure_firewall_for_sip4
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install_completed sip_main
}
function install_sip_turn {
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if [[ $(app_is_installed sip_turn) == "1" ]]; then
return
fi
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apt-get -yq install turnserver
# create a nonce if needed
if [ ! $TURN_NONCE ]; then
TURN_NONCE="$(create_password 30)"
fi
function_check create_site_certificate
create_site_certificate $DEFAULT_DOMAIN_NAME
echo '##' > /etc/turnserver/turnserver.conf
echo '# TurnServer configuration file.' >> /etc/turnserver/turnserver.conf
echo '#' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Public IPv4 address of any relayed address (if not set, no relay for IPv4).' >> /etc/turnserver/turnserver.conf
echo '## To have multiple address, separate addresses with a comma' >> /etc/turnserver/turnserver.conf
echo '## (i.e. listen_address = { "172.16.0.1", "172.17.0.1" }).' >> /etc/turnserver/turnserver.conf
echo "listen_address = { \"192.168.0.1\" }" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Public IPv6 address of any relayed address (if not set, no relay for IPv6).' >> /etc/turnserver/turnserver.conf
echo '## To have multiple address, separate address with a comma' >> /etc/turnserver/turnserver.conf
echo '## (i.e. listen_addressv6 = { "2001:db8:1::1", "2001:db8:2::1" }).' >> /etc/turnserver/turnserver.conf
echo "#listen_addressv6 = { \"2001:db8::1\" }" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## UDP listening port.' >> /etc/turnserver/turnserver.conf
echo "udp_port = $TURN_PORT" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## TCP listening port.' >> /etc/turnserver/turnserver.conf
echo "tcp_port = $TURN_PORT" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## TLS listening port.' >> /etc/turnserver/turnserver.conf
echo "tls_port = $TURN_TLS_PORT" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## TLS support.' >> /etc/turnserver/turnserver.conf
echo 'tls = true' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## DTLS support. It is an experimental feature and is not defined in TURN' >> /etc/turnserver/turnserver.conf
echo '## standard.' >> /etc/turnserver/turnserver.conf
echo 'dtls = false' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Maximum allocation port number.' >> /etc/turnserver/turnserver.conf
echo 'max_port = 65535' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Minimum allocation port number.' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo 'min_port = 49152' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## TURN-TCP support.' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo 'turn_tcp = true' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## TURN-TCP buffering mode:' >> /etc/turnserver/turnserver.conf
echo '## - true, use userspace buffering;' >> /etc/turnserver/turnserver.conf
echo '## - false, use kernel buffering.' >> /etc/turnserver/turnserver.conf
echo 'tcp_buffer_userspace = true' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## TURN-TCP maximum buffer size.' >> /etc/turnserver/turnserver.conf
echo 'tcp_buffer_size = 32768' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Daemon mode.' >> /etc/turnserver/turnserver.conf
echo 'daemon = true' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Unprivileged user.' >> /etc/turnserver/turnserver.conf
echo '## If you want to use this feature create a system user.' >> /etc/turnserver/turnserver.conf
echo '## On Linux: adduser --system --group turnserver' >> /etc/turnserver/turnserver.conf
echo 'unpriv_user = turnserver' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Realm value.' >> /etc/turnserver/turnserver.conf
echo "realm = \"$DEFAULT_DOMAIN_NAME\"" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Nonce key.' >> /etc/turnserver/turnserver.conf
echo "nonce_key = \"$TURN_NONCE\"" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Max relay per username.' >> /etc/turnserver/turnserver.conf
echo 'max_relay_per_username = 5' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Allocation lifetime.' >> /etc/turnserver/turnserver.conf
echo 'allocation_lifetime = 1800' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Allocation bandwidth limitation (in KBytes/s).' >> /etc/turnserver/turnserver.conf
echo '## 0 value means bandwidth quota disabled.' >> /etc/turnserver/turnserver.conf
echo 'bandwidth_per_allocation = 150' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Restricted user bandwidth (in KBytes/s).' >> /etc/turnserver/turnserver.conf
echo '## 0 value means bandwidth limitation disabled.' >> /etc/turnserver/turnserver.conf
echo 'restricted_bandwidth = 10' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Denied addresses.' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '# disallow relaying to localhost' >> /etc/turnserver/turnserver.conf
echo 'denied_address {' >> /etc/turnserver/turnserver.conf
echo ' address = "127.0.0.1"' >> /etc/turnserver/turnserver.conf
echo ' mask = "8"' >> /etc/turnserver/turnserver.conf
echo ' port = 0' >> /etc/turnserver/turnserver.conf
echo '}' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '# disallow relaying to ip6-localhost' >> /etc/turnserver/turnserver.conf
echo 'denied_address {' >> /etc/turnserver/turnserver.conf
echo ' address = "::1"' >> /etc/turnserver/turnserver.conf
echo ' mask = "128"' >> /etc/turnserver/turnserver.conf
echo ' port = 0' >> /etc/turnserver/turnserver.conf
echo '}' >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Certification Authority file.' >> /etc/turnserver/turnserver.conf
echo "ca_file = \"/etc/ssl/certs/ca-certificates.crt\"" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Server certificate file.' >> /etc/turnserver/turnserver.conf
if [ -f /etc/ssl/certs/$DEFAULT_DOMAIN_NAME.pem ]; then
echo "cert_file = \"/etc/ssl/certs/$DEFAULT_DOMAIN_NAME.pem\"" >> /etc/turnserver/turnserver.conf
else
if [ -f /etc/ssl/certs/$DEFAULT_DOMAIN_NAME.crt ]; then
echo "cert_file = \"/etc/ssl/certs/$DEFAULT_DOMAIN_NAME.crt\"" >> /etc/turnserver/turnserver.conf
fi
fi
echo '' >> /etc/turnserver/turnserver.conf
echo '## Private key file.' >> /etc/turnserver/turnserver.conf
echo "private_key_file = \"/etc/ssl/certs/$DEFAULT_DOMAIN_NAME.key\"" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Account method.' >> /etc/turnserver/turnserver.conf
echo "account_method = \"file\"" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## Account file (if account_method = file).' >> /etc/turnserver/turnserver.conf
echo "account_file = \"/etc/turnserver/turnusers.txt\"" >> /etc/turnserver/turnserver.conf
echo '' >> /etc/turnserver/turnserver.conf
echo '## mod_tmpuser.' >> /etc/turnserver/turnserver.conf
echo 'mod_tmpuser = false' >> /etc/turnserver/turnserver.conf
echo "${MY_USERNAME}:password:${DEFAULT_DOMAIN_NAME}:authorized" > /etc/turnserver/turnusers.txt
systemctl restart turnserver
function_check configure_firewall_for_turn
configure_firewall_for_turn
5 years ago
install_completed sip_turn
}
function install_sip {
install_sip_main
update_sipwitch_daemon
APP_INSTALLED=1
5 years ago
}
# NOTE: deliberately no exit 0