make downloading a new server jar optional if user has a server backup.

this allows users to edit their server archive and host modded servers,
without the modded jar being replaced by the install script.

automate.sh

@@ -59,10 +59,12 @@ if [ -e /server.tar.zstd ]; then
 	tar -C / --zstd --overwrite -x -f /server.tar.zstd
 fi
 
-# find the latest release of the requested version and download it
-echo "downloading minecraft $VERSION..."
-RELEASE=`curl -s https://api.papermc.io/v2/projects/paper/versions/$VERSION/ | jq -r .builds[-1]`
-curl https://api.papermc.io/v2/projects/paper/versions/$VERSION/builds/$RELEASE/downloads/paper-$VERSION-$RELEASE.jar -o /srv/minecraft/server/paperclip.jar
+if [ $VERSION ]; then
+	# find the latest release of the requested version and download it
+	echo "downloading minecraft $VERSION..."
+	RELEASE=`curl -s https://api.papermc.io/v2/projects/paper/versions/$VERSION/ | jq -r .builds[-1]`
+	curl https://api.papermc.io/v2/projects/paper/versions/$VERSION/builds/$RELEASE/downloads/paper-$VERSION-$RELEASE.jar -o /srv/minecraft/server/paperclip.jar
+fi
 
 mkdir /home/mc/.ssh
 cp /root/.ssh/authorized_keys /home/mc/.ssh/authorized_keys

deploy.sh

@@ -8,6 +8,7 @@ reigon="sfo3"
 
 
 config get
+data_dir get
 keys check
 machine create
 machine show ipv4 | jq -r .ip_address | read ipv4_address
@@ -24,7 +25,15 @@ if [ $DOMAIN ]; then
 	domain A create
 fi
 
-versionprompt
+if [ -f "$data_dir/server.tar.zstd" ]; then
+	echo "Would you like to install a new server jar?"
+	if yes; then
+		versionprompt
+	fi
+else
+	versionprompt
+fi
+
 echo -n "Waiting for machine to respond"
 # tests if ssh is up, waiting one second between attempts
 until nc $ipv4_address 22 <<<'' 2> /dev/null | grep -q 'SSH'; do
@@ -33,7 +42,6 @@ until nc $ipv4_address 22 <<<'' 2> /dev/null | grep -q 'SSH'; do
 done
 echo
 
-data_dir get
 
 if [ -f "$data_dir/server.tar.zstd" ]; then
 	echo "Uploading server backup..."

undeploy.sh

@@ -7,6 +7,6 @@ config get
 machine show ipv4 | jq -r .ip_address | read ipv4_address
 ssh root@$ipv4_address <<<mc-backup > "$data_dir/server.tar.zstd"
 if [ $DOMAIN ]; then
-	domain A destroy
+	domain A delete
 fi
 machine destroy