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+#!/bin/bash
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+#
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+# .---. . .
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+# | | |
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+# |--- .--. .-. .-. .-.| .-. .--.--. |.-. .-. .--. .-.
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+# | | (.-' (.-' ( | ( )| | | | )( )| | (.-'
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+# ' ' --' --' -' - -' ' ' -' -' -' ' - --'
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+#
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+# Freedom in the Cloud
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+#
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+# Checks for changed syncthing device IDs within user home directories
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+# and then recreates the syncthing configuration file accordingly
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+#
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+# License
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+# =======
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+#
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+# Copyright (C) 2016 Bob Mottram <bob@robotics.uk.to>
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+#
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+# This program is free software: you can redistribute it and/or modify
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+# it under the terms of the GNU Affero General Public License as published by
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+# the Free Software Foundation, either version 3 of the License, or
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+# (at your option) any later version.
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+#
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+# This program is distributed in the hope that it will be useful,
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+# but WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+# GNU Affero General Public License for more details.
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+#
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+# You should have received a copy of the GNU Affero General Public License
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+# along with this program. If not, see <http://www.gnu.org/licenses/>.
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+
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+NO_OF_ARGS=$#
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+
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+PROJECT_NAME='freedombone'
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+
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+export TEXTDOMAIN=$PROJECT_NAME-syncthing
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+export TEXTDOMAINDIR="/usr/share/locale"
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+
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+# File which keeps track of what has already been installed
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+COMPLETION_FILE=$HOME/${PROJECT_NAME}-completed.txt
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+
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+SYNCTHING_ID=
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+SYNCTHING_CONFIG_PATH=/root/.config/syncthing
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+SYNCTHING_CONFIG_FILE=$SYNCTHING_CONFIG_PATH/config.xml
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+SYNCTHING_RELAY_SERVER='https://relays.syncthing.net/endpoint'
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+SYNCTHING_RELEASES='https://api.github.com/repos/syncthing/syncthing/releases?per_page=30'
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+SYNCTHING_PORT=22000
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+SYNCTHING_SHARED_DATA=/var/lib/syncthing/SyncShared
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+SYNCTHING_USER_IDS_FILE='.syncthingids'
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+CHANGED=
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+TEMP_IDS_FILE=/root/.synthingids
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+
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+function new_syncthing_id {
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+ for i in {1..8}
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+ do
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+ v=""
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+ for j in {1..2}
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+ do
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+ v2=`echo "obase=16;$RANDOM" | bc`
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+ v=$v$v2
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+ done
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+ v=$(echo "$v" | cut -c1-7)
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+ if [[ ${i} < 8 ]]; then
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+ v=$v"-"
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+ fi
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+ echo -n "$v"
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+ done
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+ echo "$v"
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+}
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+
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+function create_syncthing_config {
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+ if grep -q "Syncthing ID" $COMPLETION_FILE; then
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+ SYNCTHING_ID=$(cat $COMPLETION_FILE | grep "Syncthing ID" | awk -F ':' '{print $2}')
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+ else
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+ if [ -f $SYNCTHING_CONFIG_FILE ]; then
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+ SYNCTHING_ID=$(cat $SYNCTHING_CONFIG_FILE | grep "device id=" | head -n 1 | awk -F '"' '{print $2}')
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+ else
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+ SYNCTHING_ID=$(new_syncthing_id)
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+ fi
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+ fi
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+
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+ if ! grep -q "Syncthing ID" $COMPLETION_FILE; then
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+ echo "Syncthing ID:$SYNCTHING_ID" >> $COMPLETION_FILE
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+ else
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+ sed -i "s|Syncthing ID.*|Syncthing ID:$SYNCTHING_ID|g" $COMPLETION_FILE
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+ fi
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+
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+ if [ ! -d $SYNCTHING_CONFIG_PATH ]; then
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+ mkdir -p $SYNCTHING_CONFIG_PATH
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+ fi
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+ if [ ! -d $SYNCTHING_SHARED_DATA ]; then
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+ mkdir -p $SYNCTHING_SHARED_DATA
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+ fi
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+
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+ echo '<configuration version="12">' > $SYNCTHING_CONFIG_FILE
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+
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+ for d in /home/*/ ; do
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+ USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
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+ if [[ $USERNAME != "git" && $USERNAME != "mirrors" && $USERNAME != "sync" ]]; then
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+ echo " <folder id=\"$USERNAME\" path=\"/home/$USERNAME/Sync/\" ro=\"false\" rescanIntervalS=\"60\" ignorePerms=\"false\" autoNormalize=\"true\">" >> $SYNCTHING_CONFIG_FILE
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+ # include any specified device IDs for this user
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+ if [ -f /home/$USERNAME/$SYNCTHING_USER_IDS_FILE ]; then
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+ echo "" > $TEMP_IDS_FILE
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+ while read -r line || [[ -n "$line" ]]; do
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+ if [[ $line != *"#"* && $line != *"*"* && $line != *'/'* && $line == *"-"* ]]; then
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+ if [ ${#line} -gt 10 ]; then
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+ if ! grep -q "$line" $TEMP_IDS_FILE; then
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+ echo " <device id=\"$line\"></device>" >> $SYNCTHING_CONFIG_FILE
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+ echo "$line" >> $TEMP_IDS_FILE
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+ fi
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+ fi
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+ fi
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+ done < /home/$USERNAME/$SYNCTHING_USER_IDS_FILE
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+ rm $TEMP_IDS_FILE
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+ fi
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+ echo " <device id=\"$SYNCTHING_ID\"></device>" >> $SYNCTHING_CONFIG_FILE
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+ echo ' <minDiskFreePct>1</minDiskFreePct>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <versioning></versioning>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <copiers>0</copiers>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <pullers>0</pullers>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <hashers>0</hashers>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <order>random</order>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <ignoreDelete>false</ignoreDelete>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <scanProgressIntervalS>0</scanProgressIntervalS>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <pullerSleepS>0</pullerSleepS>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <pullerPauseS>0</pullerPauseS>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <maxConflicts>10</maxConflicts>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <disableSparseFiles>false</disableSparseFiles>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' </folder>' >> $SYNCTHING_CONFIG_FILE
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+ fi
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+ done
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+
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+ echo " <folder id=\"shared\" path=\"$SYNCTHING_SHARED_DATA/\" ro=\"false\" rescanIntervalS=\"60\" ignorePerms=\"false\" autoNormalize=\"true\">" >> $SYNCTHING_CONFIG_FILE
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+ # all user devices may access this shared directory
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+ echo "" > $TEMP_IDS_FILE
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+ for d in /home/*/ ; do
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+ USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
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+ if [[ $USERNAME != "git" && $USERNAME != "mirrors" && $USERNAME != "sync" ]]; then
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+ if [ -f /home/$USERNAME/$SYNCTHING_USER_IDS_FILE ]; then
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+ while read -r line || [[ -n "$line" ]]; do
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+ if [[ $line != *"#"* && $line != *"*"* && $line != *'/'* && $line == *"-"* ]]; then
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+ if [ ${#line} -gt 10 ]; then
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+ if ! grep -q "$line" $TEMP_IDS_FILE; then
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+ echo " <device id=\"$line\"></device>" >> $SYNCTHING_CONFIG_FILE
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+ echo "$line" >> $TEMP_IDS_FILE
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+ fi
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+ fi
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+ fi
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+ done < /home/$USERNAME/$SYNCTHING_USER_IDS_FILE
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+ fi
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+ fi
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+ done
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+ rm $TEMP_IDS_FILE
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+ echo " <device id=\"$SYNCTHING_ID\"></device>" >> $SYNCTHING_CONFIG_FILE
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+ echo ' <minDiskFreePct>1</minDiskFreePct>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <versioning></versioning>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <copiers>0</copiers>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <pullers>0</pullers>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <hashers>0</hashers>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <order>random</order>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <ignoreDelete>false</ignoreDelete>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <scanProgressIntervalS>0</scanProgressIntervalS>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <pullerSleepS>0</pullerSleepS>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <pullerPauseS>0</pullerPauseS>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <maxConflicts>10</maxConflicts>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <disableSparseFiles>false</disableSparseFiles>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' </folder>' >> $SYNCTHING_CONFIG_FILE
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+
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+
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+ echo " <device id=\"$SYNCTHING_ID\" name=\"${PROJECT_NAME}\" compression=\"metadata\" introducer=\"false\">" >> $SYNCTHING_CONFIG_FILE
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+ echo ' <address>dynamic</address>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' </device>' >> $SYNCTHING_CONFIG_FILE
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+
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+ echo "" > $TEMP_IDS_FILE
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+ for d in /home/*/ ; do
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+ USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
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+ if [[ $USERNAME != "git" && $USERNAME != "mirrors" && $USERNAME != "sync" ]]; then
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+ if [ -f /home/$USERNAME/$SYNCTHING_USER_IDS_FILE ]; then
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+ while read -r line || [[ -n "$line" ]]; do
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+ if [[ $line != *"#"* && $line != *"*"* && $line != *'/'* && $line == *"-"* ]]; then
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+ if [ ${#line} -gt 10 ]; then
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+ if ! grep -q "$line" $TEMP_IDS_FILE; then
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+ echo " <device id=\"$line\" name=\"${USERNAME}\" compression=\"metadata\" introducer=\"false\">" >> $SYNCTHING_CONFIG_FILE
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+ echo ' <address>dynamic</address>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' </device>' >> $SYNCTHING_CONFIG_FILE
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+ echo "$line" >> $TEMP_IDS_FILE
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+ fi
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+ fi
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+ fi
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+ done < /home/$USERNAME/$SYNCTHING_USER_IDS_FILE
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+ fi
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+ fi
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+ done
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+ rm $TEMP_IDS_FILE
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+
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+ echo ' <options>' >> $SYNCTHING_CONFIG_FILE
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+ echo " <listenAddress>tcp://0.0.0.0:$SYNCTHING_PORT</listenAddress>" >> $SYNCTHING_CONFIG_FILE
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+ echo ' <globalAnnounceServer>default</globalAnnounceServer>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <globalAnnounceEnabled>true</globalAnnounceEnabled>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <localAnnounceEnabled>true</localAnnounceEnabled>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <localAnnouncePort>21027</localAnnouncePort>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <localAnnounceMCAddr>[ff12::8384]:21027</localAnnounceMCAddr>' >> $SYNCTHING_CONFIG_FILE
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+ echo " <relayServer>dynamic+$SYNCTHING_RELAY_SERVER</relayServer>" >> $SYNCTHING_CONFIG_FILE
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+ echo ' <maxSendKbps>0</maxSendKbps>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <maxRecvKbps>0</maxRecvKbps>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <reconnectionIntervalS>60</reconnectionIntervalS>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <relaysEnabled>true</relaysEnabled>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <relayReconnectIntervalM>10</relayReconnectIntervalM>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <startBrowser>true</startBrowser>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <upnpEnabled>true</upnpEnabled>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <upnpLeaseMinutes>60</upnpLeaseMinutes>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <upnpRenewalMinutes>30</upnpRenewalMinutes>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <upnpTimeoutSeconds>10</upnpTimeoutSeconds>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <urAccepted>-1</urAccepted>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <urUniqueID></urUniqueID>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <urURL>https://data.syncthing.net/newdata</urURL>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <urPostInsecurely>false</urPostInsecurely>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <urInitialDelayS>1800</urInitialDelayS>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <restartOnWakeup>true</restartOnWakeup>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <autoUpgradeIntervalH>12</autoUpgradeIntervalH>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <keepTemporariesH>24</keepTemporariesH>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <cacheIgnoredFiles>true</cacheIgnoredFiles>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <progressUpdateIntervalS>5</progressUpdateIntervalS>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <symlinksEnabled>true</symlinksEnabled>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <limitBandwidthInLan>false</limitBandwidthInLan>' >> $SYNCTHING_CONFIG_FILE
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+ echo ' <minHomeDiskFreePct>1</minHomeDiskFreePct>' >> $SYNCTHING_CONFIG_FILE
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+ echo " <releasesURL>$SYNCTHING_RELEASES</releasesURL>" >> $SYNCTHING_CONFIG_FILE
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+ echo ' </options>' >> $SYNCTHING_CONFIG_FILE
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+ echo '</configuration>' >> $SYNCTHING_CONFIG_FILE
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+
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+ # give each user account a file containing the device id for this server
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+ # This allows it to appear within the user control panel
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+ for d in /home/*/ ; do
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+ USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
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+ if [[ $USERNAME != "git" && $USERNAME != "mirrors" && $USERNAME != "sync" ]]; then
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+ echo "$SYNCTHING_ID" > /home/$USERNAME/.syncthing-server-id
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+ chown $USERNAME:$USERNAME /home/$USERNAME/.syncthing-server-id
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+ fi
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+ done
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+}
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+
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+function user_devices_changed {
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+ CHANGED=
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+ if [ ! -f $SYNCTHING_CONFIG_FILE ]; then
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+ CHANGED=1
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+ return
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+ fi
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+
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+ for d in /home/*/ ; do
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250
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+ USERNAME=$(echo "$d" | awk -F '/' '{print $3}')
|
|
|
251
|
+ if [[ $USERNAME != "git" && $USERNAME != "mirrors" && $USERNAME != "sync" ]]; then
|
|
|
252
|
+ if [ -f /home/$USERNAME/$SYNCTHING_USER_IDS_FILE ]; then
|
|
|
253
|
+ while read -r line || [[ -n "$line" ]]; do
|
|
|
254
|
+ if [[ $line != *"#"* && $line != *"*"* && $line != *'/'* && $line == *"-"* ]]; then
|
|
|
255
|
+ if [ ${#line} -gt 10 ]; then
|
|
|
256
|
+ if ! grep -q "$line" $SYNCTHING_CONFIG_FILE; then
|
|
|
257
|
+ CHANGED=1
|
|
|
258
|
+ fi
|
|
|
259
|
+ fi
|
|
|
260
|
+ fi
|
|
|
261
|
+ done < /home/$USERNAME/$SYNCTHING_USER_IDS_FILE
|
|
|
262
|
+ fi
|
|
|
263
|
+ fi
|
|
|
264
|
+ done
|
|
|
265
|
+}
|
|
|
266
|
+
|
|
|
267
|
+user_devices_changed
|
|
|
268
|
+if [ $CHANGED ]; then
|
|
|
269
|
+ create_syncthing_config
|
|
|
270
|
+ systemctl restart syncthing
|
|
|
271
|
+fi
|
|
|
272
|
+
|
|
|
273
|
+exit 0
|
Bob Mottram
9 years ago