planktoscope/scripts/bash/update.sh

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#!/bin/bash
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log="logger -t update.sh -s "
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function update(){
sudo killall -15 raspimjpeg
sudo killall -15 python3
git stash
git merge
git checkout stash@'{0}' -- config.json hardware.json
# TODO we need to change this to drop stash@{1} if changes made to the flow are to be restored by the user
git stash drop
sudo systemctl restart nodered.service
}
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function special(){
if [[ -f "/etc/systemd/system/usb-mount@.service" ]]; then
sudo rm /etc/systemd/system/usb-mount@.service
fi
if [[ -f "/etc/udev/rules.d/99-local.rules" ]]; then
sudo rm /etc/udev/rules.d/99-local.rules
fi
}
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${log} "Updating the main repository"
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cd /home/pi/PlanktonScope || { echo "/home/pi/PlanktonScope does not exist"; exit 1; }
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# TODO We need to add here a way to load the latest version of this script and execute it again
remote=$(git ls-remote -h origin master | awk '{print $1}')
local=$(git rev-parse HEAD)
${log} "Local : $local - Remote: $remote"
if [[ "$local" == "$remote" ]]; then
${log} "nothing to do!"
else
git fetch
UPDATE=$(git diff --numstat origin/master scripts/bash/update.sh | awk '/update.sh/ {print $NF}')
if [[ -n "${UPDATE}" ]]; then
# Update the file and restart the script
git checkout origin/master scripts/bash/update.sh
exec scripts/bash/update.sh
fi
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special
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update
${log} "Done!"
fi