nodes-add.puml

@startuml

header **CB-Ladybug** (v0.7.0-cortado)
title Add nodes
hide footbox

participant	"Client"		as webtool		#d1e0ff
participant	"Ladybug"		as provider
database	"Ladybug data"		as db
participant	"Tumblebug"		as tumblebug	#d1e0ff
participant	"Control plane"	as mNodes		#eeeeee
participant	"Worker nodes"	as wNodes		#eeeeee


activate webtool
	webtool		->	provider		: POST\n/ns/:ns/clusters/:cluster/nodes \n{controlPlane:{},worker:{}}

	activate provider

		provider	->	tumblebug	: GET\n/ns/:ns/mcis/:mcis
		tumblebug	-->	provider	: {mcis}
		provider	->	webtool		: [if mcis does exist]\nerror 

		'-- 1. join command
		provider	<->	db			: select {control-plane}
		provider	->		mNodes		: ssh (get a worker join command)
		provider	<--		mNodes		: output (join-command)
		provider	->		webtool		: [if there is an error]\nerror
		provider	->		provider	: network cni & index

		'-- 2.1. vpc
		provider	->	tumblebug	: GET\n/ns/:ns/resources/vNet/:vpc
		tumblebug	-->	provider	: {vpc}
		provider	->	tumblebug	: [if it does not exist]\nPOST s/:ns/resources/vNet
		tumblebug	-->	provider	: {vpc}
		provider	->	webtool		: [if there is an error]\nerror

		'-- 2.2. sg(fw)
		provider	->	tumblebug	: GET\n/ns/:ns/resources/securityGroup/:sg
		tumblebug	-->	provider	: {sg}
		provider	->	tumblebug	: [if it does not exist]\nPOST /ns/:ns/resources/securityGroup
		tumblebug	-->	provider	: {sg}
		provider	->	webtool		: [if there is an error]\nerror

		'-- 2.3. ssh
		provider	->	tumblebug	: GET\n/ns/:ns/resources/sshKey/:key
		tumblebug	-->	provider	: {keypair}
		provider	->	tumblebug	: [if it does not exist]\nPOST /ns/:ns/resources/sshKey
		tumblebug	-->	provider	: {keypair}
		provider	->	webtool		: [if there is an error]\nerror
		
		'-- 2.4. image
		provider	->	tumblebug	: GET\n/ns/:ns/resources/image/:image
		tumblebug	-->	provider	: {image}
		provider	->	tumblebug 	: [if it does not exist]\nPOST /ns/:ns/resources/image
		tumblebug	-->	provider	: {image}
		provider	->	webtool		: [if there is an error]\nerror

		'-- 2.5. spec
		provider	->	tumblebug	: GET\n/ns/:ns/resources/spec/:spec
		tumblebug	-->	provider	: {image}
		provider	->	tumblebug 	: [if it does not exist]\nPOST /ns/:ns/resources/spec
		tumblebug	-->	provider	: {image}
		provider	->	webtool		: [if there is an error]\nerror

		'-- 2.6. mcis
		
		loop while node count
			provider	->	tumblebug	: POST\n/ns/:ns/mcis/:mcis/vm:/vm
			tumblebug	-->	provider 	: {vm}
			provider	->	webtool		: [if there is an error]\nerror
		end
	
		'-- 3. boostrap & provisioning
		loop nodes
			provider	<->o	wNodes		: test ssh connection
			provider	<->o	wNodes		: copy scripts
			provider	<->o	wNodes		: systemd
			provider	<->o	wNodes		: bootstrap
			provider	<->o	wNodes		: join command (ssh)
			provider	->		webtool		: [if there is an error]\nerror
		end

		provider	->	db					: update {cluster}
		provider	-->	webtool				: {nodes}

	deactivate provider

deactivate webtool

@enduml