144 lines
4.6 KiB
Bash
144 lines
4.6 KiB
Bash
#!/usr/bin/env bash
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##########################
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# Deploy script used for initilizing an Arch based container on Proxmox
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# You should have cowsay installed because it's awesome!
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##########################
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# Header for this script
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TITLE="Deployment_Script"
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DEPTH=0
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if [[ $DEPTH == 0 ]]; then
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TAGSTR="-->"
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elif [[ $DEPTH == 1 ]]; then
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TAGSTR="--->"
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elif [[ $DEPTH == 2 ]]; then
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TAGSTR="----->"
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elif [[ $DEPTH == 3 ]]; then
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TAGSTR="------>"
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fi
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echo "====== $TITLE ======"
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# IP address of the Proxmox host
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PROXMOX_IP_ADDR=192.168.1.224
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if [[ -z $PROXMOX_IP_ADDR ]]; then
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echo "$TAGSTR PROXMOX_IP_ADDR was not set!"
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exit
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fi
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# Verify we can talk to the proxmox host.
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REPLYFROMSERVER=$(ssh root@$PROXMOX_IP_ADDR $"echo "Hello World"")
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if [[ $REPLYFROMSERVER != "Hello World" ]]; then
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echo "$TAGSTR Failed to verify SSH connectivty with proxmox host."
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exit
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fi
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# Retrieve the IP address of a container as IPv4,IPv6. Arg1 is the container ID.
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FN_get_IPaddr (){
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# IPv6 address fetch
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IPv6ADDR=$(ssh root@$PROXMOX_IP_ADDR "pct exec $1 ip addr show eth0 | grep /128 | grep -v fd75")
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IPv6ADDR=$(echo $IPv6ADDR | awk '{a=$2; split(a, b, "/"); print b[1]}')
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# IPv4 address fetch
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IPv4ADDR=$(ssh root@$PROXMOX_IP_ADDR "pct exec $1 ip addr show eth0 | grep inet")
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IPv4ADDR=$(echo $IPv4ADDR | awk '{a=$2; split(a, b, "/"); print b[1]}')
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}
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# Run a script on the the proxmox container. Arg 1 is container ID, arg 2 is script file.
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#
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# This uses the proxmox host as a proxy, meaning it writes the script into the host, and
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# then copies from proxmox to the guest, and executes on the guest. Only useful when you
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# can't copy to script directly to the guest, like when ssh isn't running yet.
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#
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# Run script over SSH instead of using this when possible. For example:
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# ssh root@$IPv6ADDR 'bash -s' < somescript.sh
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FN_exec_script_proxy_container(){
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scp $2 root@$PROXMOX_IP_ADDR:/tmp/$2 > /dev/null
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ssh root@$PROXMOX_IP_ADDR /usr/bin/env bash <<- AcRP030Cclfad6
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pct push $1 /tmp/$2 /tmp/$2 > /dev/null
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pct exec $1 chmod +x /tmp/$2
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pct exec $1 /tmp/$2
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AcRP030Cclfad6
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}
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# Check if we are referring to a specific container.
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if [[ $1 == "-ID" ]]; then
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# Make sure we have a container ID
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if [[ -z $2 ]]; then
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echo "$TAGSTR No container ID was given!"
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exit
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fi
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# Get the machines IPv4 and IPv6 address.
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FN_get_IPaddr $2
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# Check if a script was provided.
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if [[ -z $3 ]]; then
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# No script found, just return the ip address.
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echo "$IPv4ADDR, $IPv6ADDR"
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exit
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else
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# A script was found, verify it exists.
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if [[ -e $3 ]]; then
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echo "running script!"
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ssh root@$IPv6ADDR 'bash -s' < $3
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echo "$TAGSTR $IPv4ADDR, $IPv6ADDR"
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exit
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else
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echo "$TAGSTR Bash script $3 was not found."
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exit
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fi
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fi
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fi
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# Make sure SSH public key is in proxmox host. This overwrites if it exists.
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scp $HOME/.ssh/id_rsa.pub root@$PROXMOX_IP_ADDR:/tmp/id_rsa.pub > /dev/null
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# No specific container was provided, so we create one.
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# Can pass small script like this: https://stackoverflow.com/a/3872762/516959
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echo "$TAGSTR Creating container"
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VMID=$(ssh root@$PROXMOX_IP_ADDR /usr/bin/env bash <<-'AcRP030CAlfad6'
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# use the highest VMID+1 as our new VMID. This returns 1 if no VMID's exist.
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VMID=$(pct list | awk 'NR > 1 {print $1}' | sort -nr | head -n1)
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VMID=$(($VMID + 1))
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# VMID's less than 100 are for internal proxmox use, make sure we are >= 100.
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# This also could mean there were no proxmox boxes created.
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if [[ $VMID -lt 100 ]]; then
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VMID=100
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fi
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# Create a new container with the VMID
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pct create $VMID /var/lib/vz/template/cache/archlinux-base_20170704-1_amd64.tar.gz -ssh-public-keys /tmp/id_rsa.pub -storage local-zfs -net0 name=eth0,bridge=vmbr0,ip=dhcp,ip6=dhcp -ostype archlinux > /dev/null
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# Start the container.
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pct start $VMID > /dev/null
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# And say all went well.
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echo "$VMID"
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AcRP030CAlfad6
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)
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# Get the IPv4 and IPv6 addresses of our noew container.
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FN_get_IPaddr $VMID
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# Send and execute our arch init script.
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FN_exec_script_proxy_container $VMID arch_setup.sh
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# Run any potential secondary script.
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if [[ -n $1 ]]; then
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# A script was found, verify it exists.
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if [[ -e $1 ]]; then
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ssh root@$IPv6ADDR 'bash -s' < $1
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else
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echo "$TAGSTR Bash script $1 was not found."
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exit
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fi
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fi
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# Lastly, say we are done and what the IP address is to the terminal.
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echo "$TAGSTR Completed $TITLE"
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FN_get_IPaddr $VMID
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cowsay "Arch setup all done! VMID: $VMID, IPv4: $IPv4ADDR, IPv6: $IPv6ADDR"
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