ChaosStuff/cnc-dashboard Changeset - 291d8ccb5379 · Chaos Computer Club Lëtzebuerg Projects

Changeset - 291d8ccb5379

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x - 3 years ago 2022-06-15 17:53:20
xbr@c3l.lu

PR: Shellcheck warning fix (metalgamer)

3 files changed with 18 insertions and 15 deletions:

ansible.sh

flashEMMC.sh

init.sh

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ansible.sh

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 #!/usr/bin/env bash
 ansible-galaxy install -r requirements.yml
 if [ -z ${1+x} ]; then
 	echo "var is unset";
 	PLAYBOOK=site.yml
 else
 	PLAYBOOK=$1
 fi
 # Agent running causes issues because SSH seems to prioritise those keys by default
 SSH_AUTH_SOCK=/dev/null
 ansible-playbook -v -i hosts.yml $PLAYBOOK
+ansible-playbook -v -i hosts.yml "$PLAYBOOK"

flashEMMC.sh

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 #!/usr/bin/env bash
 DEV=$1
 IMAGE_NAME=ArchLinuxARM-odroid-c2-latest.tar.gz
 # Fast mirror, but I'm not sure we can trust it...
 DOWNLOAD_LINK=https://mirrors.dotsrc.org/archlinuxarm/os/
 HASH_LINK=https://de3.mirror.archlinuxarm.org/os/
 checkRoot() {
-	[ `id -u` -eq 0 ] || { echo "Run script (as root) or (with sudo)"; exit 1; }
+	[[ "$EUID" -eq 0 ]] || { echo "Run script (as root) or (with sudo)"; exit 1; }
+}
 diskInfo() {
 	[[ -e /dev/$DEV ]] || { echo "ERROR: Drive doesn't exist" && exit 1; }
 	fdisk -l /dev/$DEV
 	[[ -e /dev/"$DEV" ]] || { echo "ERROR: Drive doesn't exist" && exit 1; }
 	fdisk -l /dev/"$DEV"
 	echo
+}
 verifyRightDrive() {
 	sleep 3
 	read -n 1 -r -p "Is this the right drive? [y/N] " response
 	if [[ "$response" =~ ^([yY])$ ]]
 	then
 		return 0
 	else
 		echo
 		exit 1
 	fi
+}
 umountInitially() {
 	BLKDEVS=$(find /dev/ -name ${DEV}*)
+	BLKDEVS=$(find /dev/ -name "${DEV}"*)
 	for LINE in $BLKDEVS; do
 		sudo umount $LINE
+		sudo umount "$LINE"
 	done
+}
 zeroBeginning() {
 	dd if=/dev/zero of=/dev/$DEV bs=1M count=8
+	dd if=/dev/zero of=/dev/"$DEV" bs=1M count=8
+}
 partitionEMMC() {
 fdisk -W always /dev/$DEV << EOF
+fdisk -W always /dev/"$DEV" << EOF
+o
+n
+p
+w
 EOF
+}
 createEXT4fs() {
 	mkfs.ext4 -O ^metadata_csum,^64bit /dev/${DEV}1
+	mkfs.ext4 -O ^metadata_csum,^64bit /dev/"${DEV}"1
+}
 cdToScript() {
 	TMP=$(dirname "$0")
 	cd $TMP
+	cd "$TMP" || exit
 	mkdir flashEMMC
 	cd flashEMMC
+	cd flashEMMC || exit
+}
 unmountFS() {
 	umount root
+}
 panic() {
 	cdToScript
 	unmountFS
 	exit 1
+}
 downloadImage() {
 	rm ${IMAGE_NAME}
 	wget ${DOWNLOAD_LINK}${IMAGE_NAME}
 	wget ${HASH_LINK}${IMAGE_NAME}.md5
 	md5sum -c ${IMAGE_NAME}.md5 || { echo "Hash of image is incorrect"; panic; }
+}
 extractImage() {
 	bsdtar -xpf ArchLinuxARM-odroid-c2-latest.tar.gz -C root
+}
 mountFS() {
 	mkdir root
 	mount /dev/${DEV}1 root
+	mount /dev/"${DEV}"1 root
 	[ -e ${IMAGE_NAME}.md5 ] && md5sum -c ${IMAGE_NAME}.md5 || downloadImage && extractImage
+}
 flashBootloader() {
 	cd root/boot
 	./sd_fusing.sh /dev/${DEV}
 	cd root/boot || exit
 	./sd_fusing.sh /dev/"${DEV}"
 	cd ../..
+}
 main() {
 	checkRoot
 	diskInfo
 	verifyRightDrive
 	umountInitially
 	zeroBeginning
 	partitionEMMC
 	createEXT4fs
 	cdToScript
 	mountFS
 	flashBootloader
 	unmountFS
+}
 main

init.sh

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 #!/usr/bin/env bash
 generateKey() {
 	touch sshKey
 	touch sshKey.pub
 	rm sshKey
 	rm sshKey.pub
 	ssh-keygen -t ed25519 -f ./sshKey -q -N "" -C ""
+}
 deployKey() {
 	sshpass -p alarm ssh-copy-id -i ./sshKey.pub -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o PubkeyAuthentication=false alarm@$1
+	sshpass -p alarm ssh-copy-id -i ./sshKey.pub -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -o PubkeyAuthentication=false alarm@"$1"
+}
 # If keys are present, we just need to deploy it and destroy the SSH Agent
 # Otherwise, we genrate a key and then deploy it
 # The key can be present on the remote host multiple times,
 # -> not a big issue, just not clean, but it works
 [ -e sshKey ] && [ -e sshKey.pub ] || generateKey
 for remoteHost in "$@"
 do
     echo "$remoteHost"
     deployKey "$remoteHost"
 done
 export SSH_AUTH_SOCK=/dev/null

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