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368 lines
13 KiB
368 lines
13 KiB
#!/bin/bash
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# This script runs on every start called by boostrap.service
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# It makes sure that the system is configured like the
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# default values or as in the config.
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# For more details see background_raspiblitzSettings.md
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# use to detect multiple starts of service
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#uid=$(date +%s)
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#echo "started" > /home/admin/${uid}.boot
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# load codeVersion
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source /home/admin/_version.info
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################################
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# FILES TO WORK WITH
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################################
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# CONFIGFILE - configuration of RaspiBlitz
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# used by fresh SD image to recover configuration
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# and delivers basic config info for scripts
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# make raspiblitz.conf if not there
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sudo touch /mnt/hdd/raspiblitz.conf
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configFile="/mnt/hdd/raspiblitz.conf"
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# LOGFILE - store debug logs of bootstrap
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# resets on every start
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logFile="/home/admin/raspiblitz.log"
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# INFOFILE - state data from bootstrap
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# used by display and later setup steps
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infoFile="/home/admin/raspiblitz.info"
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echo "Writing logs to: ${logFile}"
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echo "" > $logFile
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echo "***********************************************" >> $logFile
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echo "Running RaspiBlitz Bootstrap ${codeVersion}" >> $logFile
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date >> $logFile
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echo "***********************************************" >> $logFile
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# set default values for raspiblitz.info
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network=""
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chain=""
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setupStep=0
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# try to load old values if available (overwrites defaults)
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source ${infoFile} 2>/dev/null
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# resetting info file
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echo "Resetting the InfoFile: ${infoFile}"
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echo "state=starting" > $infoFile
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echo "message=" >> $infoFile
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echo "network=${network}" >> $infoFile
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echo "chain=${chain}" >> $infoFile
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echo "setupStep=${setupStep}" >> $infoFile
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if [ "${setupStep}" != "100" ]; then
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echo "hostname=${hostname}" >> $infoFile
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fi
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sudo chmod 777 ${infoFile}
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################################
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# GENERATE UNIQUE SSH PUB KEYS
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# on first boot up
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################################
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numberOfPubKeys=$(sudo ls /etc/ssh/ | grep -c 'ssh_host_')
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if [ ${numberOfPubKeys} -eq 0 ]; then
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echo "*** Generating new SSH PubKeys" >> $logFile
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sudo dpkg-reconfigure openssh-server
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echo "OK" >> $logFile
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fi
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################################
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# AFTER BOOT SCRIPT
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# when a process needs to
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# execute stuff after a reboot
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# it should in file
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# /home/admin/setup.sh
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################################
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# check for after boot script
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afterSetupScriptExists=$(ls /home/admin/setup.sh 2>/dev/null | grep -c setup.sh)
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if [ ${afterSetupScriptExists} -eq 1 ]; then
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echo "*** SETUP SCRIPT DETECTED ***"
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# echo out script to journal logs
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sudo cat /home/admin/setup.sh
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# execute the after boot script
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sudo /home/admin/setup.sh
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# delete the after boot script
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sudo rm /home/admin/setup.sh
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# reboot again
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echo "DONE wait 6 secs ... one more reboot needed ... "
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sudo shutdown -r now
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sleep 100
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fi
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################################
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# HDD CHECK & PRE-INIT
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################################
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# waiting for HDD to connect
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hddExists=$(lsblk | grep -c sda1)
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while [ ${hddExists} -eq 0 ]
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do
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# display will ask user to connect a HDD
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sed -i "s/^state=.*/state=nohdd/g" ${infoFile}
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sed -i "s/^message=.*/message='Connect the Hard Drive'/g" ${infoFile}
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sleep 5
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# retry to find HDD
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hddExists=$(lsblk | grep -c sda1)
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done
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# check if the HDD is auto-mounted ( auto-mounted = setup-done)
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hddIsAutoMounted=$(sudo cat /etc/fstab | grep -c '/mnt/hdd')
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if [ ${hddIsAutoMounted} -eq 0 ]; then
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echo "HDD is there but not AutoMounted yet." >> $logFile
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echo "Analysing the situation ..." >> $logFile
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# detect for correct device name (the biggest partition)
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hddDeviceName="sda1"
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hddSecondPartitionExists=$(lsblk | grep -c sda2)
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if [ ${hddSecondPartitionExists} -eq 1 ]; then
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echo "HDD has a second partition - choosing the bigger one ..." >> $logFile
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# get both with size
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size1=$(lsblk -o NAME,SIZE -b | grep "sda1" | awk '{ print substr( $0, 12, length($0)-2 ) }' | xargs)
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echo "sda1(${size1})" >> $logFile
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size2=$(lsblk -o NAME,SIZE -b | grep "sda2" | awk '{ print substr( $0, 12, length($0)-2 ) }' | xargs)
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echo "sda2(${size2})" >> $logFile
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# chosse to run with the bigger one
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if [ ${size2} -gt ${size1} ]; then
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echo "sda2 is BIGGER - run with this one" >> $logFile
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hddDeviceName="sda2"
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else
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echo "sda1 is BIGGER - run with this one" >> $logFile
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hddDeviceName="sda1"
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fi
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fi
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# check if HDD is formatted EXT4
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hddExt4=$(lsblk -o NAME,FSTYPE -b /dev/${hddDeviceName} | grep -c "ext4")
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if [ ${hddExt4} -eq 0 ]; then
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echo "HDD is NOT formatted in ext4." >> $logFile
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# stop the bootstrap here ...
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# display will ask user to run setup
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sed -i "s/^state=.*/state=waitsetup/g" ${infoFile}
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sed -i "s/^message=.*/message='HDD needs SetUp (1)'/g" ${infoFile}
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exit 0
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fi
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# temp-mount the HDD
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echo "temp-mounting the HDD .." >> $logFile
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sudo mkdir /mnt/hdd
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sudo mount -t ext4 /dev/${hddDeviceName} /mnt/hdd
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mountOK=$(lsblk | grep -c '/mnt/hdd')
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if [ ${mountOK} -eq 0 ]; then
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echo "FAIL - not able to temp-mount HDD" >> $logFile
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sed -i "s/^state=.*/state=waitsetup/g" ${infoFile}
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sed -i "s/^message=.*/message='HDD failed Mounting'/g" ${infoFile}
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# no need to unmount the HDD, it failed mounting
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exit 0
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else
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echo "OK - HDD available under /mnt/hdd" >> $logFile
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fi
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# UPDATE MIGRATION & CONFIG PROVISIONING
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# check if HDD contains already a configuration
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echo "Check if HDD contains already a configuration .." >> $logFile
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configExists=$(ls ${configFile} | grep -c '.conf')
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if [ ${configExists} -eq 1 ]; then
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echo "Found existing configuration" >> $logFile
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source ${configFile}
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# check if config files contains basic: version
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if [ ${#raspiBlitzVersion} -eq 0 ]; then
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echo "Invalid Config: missing raspiBlitzVersion in (${configFile})!" >> ${logFile}
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configExists=0
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fi
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# check if config files contains basic: network
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if [ ${#network} -eq 0 ]; then
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echo "Invalid Config: missing network in (${configFile})!" >> ${logFile}
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configExists=0
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fi
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# check if config files contains basic: chain
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if [ ${#chain} -eq 0 ]; then
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echo "Invalid Config: missing chain in (${configFile})!" >> ${logFile}
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configExists=0
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fi
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if [ ${configExists} -eq 0 ]; then
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echo "Moving invalid config to raspiblitz.invalid.conf" >> ${logFile}
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sudo mv ${configFile} /mnt/hdd/raspiblitz.invalid.conf
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fi
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fi
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# if config is still valid ...
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if [ ${configExists} -eq 1 ]; then
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echo "Found valid configuration" >> $logFile
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sed -i "s/^state=.*/state=recovering/g" ${infoFile}
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sed -i "s/^message=.*/message='Starting Recover'/g" ${infoFile}
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echo "Calling Data Migration .." >> $logFile
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sudo /home/admin/_bootstrap.migration.sh
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echo "Calling Provisioning .." >> $logFile
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sudo /home/admin/_bootstrap.provision.sh
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sed -i "s/^state=.*/state=recovered/g" ${infoFile}
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sed -i "s/^message=.*/message='Done Recover'/g" ${infoFile}
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echo "rebooting" >> $logFile
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# set flag that system is freshly recovered and needs setup dialogs
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echo "state=recovered" >> /home/admin/raspiblitz.recover.info
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# save log file for inspection before reboot
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cp $logFile /home/admin/raspiblitz.recover.log
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sudo shutdown -r now
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exit 0
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else
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echo "OK - No config file found: ${configFile}" >> $logFile
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fi
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# check if HDD contains existing LND data (old RaspiBlitz Version)
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echo "Check if HDD contains existing LND data .." >> $logFile
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lndDataExists=$(ls /mnt/hdd/lnd/lnd.conf | grep -c '.conf')
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if [ ${lndDataExists} -eq 1 ]; then
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echo "Found existing LND data - old RaspiBlitz?" >> $logFile
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sed -i "s/^state=.*/state=olddata/g" ${infoFile}
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sed -i "s/^message=.*/message='No Auto-Update possible'/g" ${infoFile}
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# keep HDD mounted if user wants to copy data
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exit 0
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else
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echo "OK - No LND data found" >> $logFile
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fi
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# check if HDD contains pre-loaded blockchain data
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echo "Check if HDD contains pre-loaded blockchain data .." >> $logFile
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litecoinDataExists=$(ls /mnt/hdd/litecoin/blocks/blk00000.dat 2>/dev/null | grep -c '.dat')
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bitcoinDataExists=$(ls /mnt/hdd/bitcoin/blocks/blk00000.dat 2>/dev/null | grep -c '.dat')
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# check if node can go into presync (only for bitcoin)
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if [ ${bitcoinDataExists} -eq 1 ]; then
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# update info file
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sed -i "s/^state=.*/state=presync/g" ${infoFile}
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sed -i "s/^message=.*/message='starting presync'/g" ${infoFile}
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# activating presync
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# so that on a hackathon you can just connect a RaspiBlitz
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# to the network and have it up-to-date for setting up
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echo "Found pre-loaded blockchain" >> $logFile
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# check if pre-sync was already activated on last power-on
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#presyncActive=$(systemctl status bitcoind | grep -c 'could not be found')
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echo "starting pre-sync in background" >> $logFile
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# make sure that debug file is clean, so just pre-sync gets analysed on stop
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sudo rm /mnt/hdd/bitcoin/debug.log
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# starting in background, because this scripts is part of systemd
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# so to change systemd needs to happen after delay in seperate process
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sudo chown -R bitcoin:bitcoin /mnt/hdd/bitcoin 2>> $logFile
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sudo -u bitcoin /usr/local/bin/bitcoind -daemon -conf=/home/admin/assets/bitcoin.conf -pid=/mnt/hdd/bitcoin/bitcoind.pid 2>> $logFile
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echo "OK Started bitcoind for presync" >> $logFile
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sudo sed -i "s/^message=.*/message='running presync'/g" ${infoFile}
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# after admin login, presync will be stopped and HDD unmounted
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exit 0
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else
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echo "OK - No bitcoin blockchain data found" >> $logFile
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fi
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# if it got until here: HDD is empty ext4
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echo "Waiting for SetUp." >> $logFile
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sed -i "s/^state=.*/state=waitsetup/g" ${infoFile}
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sed -i "s/^message=.*/message='HDD needs SetUp (2)'/g" ${infoFile}
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# unmount HDD to be ready for auto-mount during setup
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sudo umount -l /mnt/hdd
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exit 0
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fi # END - no automount
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#####################################
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# UPDATE HDD CONFIG FILE (if exists)
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# needs to be done before starting LND
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# so that environment info is fresh
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#####################################
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echo "Check if HDD contains configuration .." >> $logFile
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configExists=$(ls ${configFile} | grep -c '.conf')
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if [ ${configExists} -eq 1 ]; then
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# load values
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echo "load and update publicIP" >> $logFile
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source ${configFile}
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# update public IP on boot
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# wait otherwise looking for publicIP fails
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sleep 5
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freshPublicIP=$(curl -s http://v4.ipv6-test.com/api/myip.php)
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if [ ${#freshPublicIP} -eq 0 ]; then
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# prevent having no publicIP set at all and LND getting stuck
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# https://github.com/rootzoll/raspiblitz/issues/312#issuecomment-462675101
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if [ ${#publicIP} -eq 0 ]; then
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localIP=$(ip addr | grep 'state UP' -A2 | tail -n1 | awk '{print $2}' | cut -f1 -d'/')
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echo "WARNING: No publicIP information at all - working with placeholder: ${localIP}" >> $logFile
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freshPublicIP="${localIP}"
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fi
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fi
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if [ ${#freshPublicIP} -eq 0 ]; then
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echo "WARNING: Was not able to determine external IP on startup." >> $logFile
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else
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publicIPValueExists=$( sudo cat ${configFile} | grep -c 'publicIP=' )
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if [ ${publicIPValueExists} -gt 1 ]; then
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# remove one
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echo "more then one publiIp entry - removing one" >> $logFile
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sed -i "s/^publicIP=.*//g" ${configFile}
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publicIPValueExists=$( sudo cat ${configFile} | grep -c 'publicIP=' )
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fi
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if [ ${publicIPValueExists} -eq 0 ]; then
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echo "create value (${freshPublicIP})" >> $logFile
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echo "publicIP=${freshPublicIP}" >> $configFile
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else
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echo "update value (${freshPublicIP})" >> $logFile
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sed -i "s/^publicIP=.*/publicIP=${freshPublicIP}/g" ${configFile}
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fi
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fi
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fi
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#################################
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# FIX BLOCKCHAINDATA OWNER (just in case)
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# https://github.com/rootzoll/raspiblitz/issues/239#issuecomment-450887567
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#################################
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sudo chown bitcoin:bitcoin -R /mnt/hdd/bitcoin 2>/dev/null
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################################
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# DETECT FRESHLY RECOVERED SD
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################################
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recoveredInfoExists=$(ls /home/admin/raspiblitz.recover.info | grep -c '.info')
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if [ ${recoveredInfoExists} -eq 1 ]; then
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sed -i "s/^state=.*/state=recovered/g" ${infoFile}
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sed -i "s/^message=.*/message='login to finish'/g" ${infoFile}
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exit 0
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fi
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################################
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# SD INFOFILE BASICS
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################################
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# state info
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sed -i "s/^state=.*/state=ready/g" ${infoFile}
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sed -i "s/^message=.*/message='waiting login'/g" ${infoFile}
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# determine network and chain from system
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# check for BITCOIN
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loaded=$(sudo systemctl status bitcoind | grep -c 'loaded')
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if [ ${loaded} -gt 0 ]; then
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sed -i "s/^network=.*/network=bitcoin/g" ${infoFile}
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source /mnt/hdd/bitcoin/bitcoin.conf
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if [ ${testnet} -gt 0 ]; then
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sed -i "s/^chain=.*/chain=test/g" ${infoFile}
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else
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sed -i "s/^chain=.*/chain=main/g" ${infoFile}
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fi
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fi
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# check for LITECOIN
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loaded=$(sudo systemctl status litecoind | grep -c 'loaded')
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if [ ${loaded} -gt 0 ]; then
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sed -i "s/^network=.*/network=litecoin/g" ${infoFile}
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sed -i "s/^chain=.*/chain=main/g" ${infoFile}
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fi
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echo "DONE BOOTSTRAP" >> $logFile
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exit 0
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