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authorkwadronaut <kwadronaut@leap.se>2015-11-12 10:00:27 +0100
committerkwadronaut <kwadronaut@leap.se>2015-11-12 10:00:27 +0100
commit92cc2b1118e98a4fb086d7c62a140dbfc845f4b0 (patch)
tree92896619c0cf4ace177cecfbdea6cbbbb9bc8419 /lib/leap_cli/commands/node.rb
parent81467100826ad95266a4c29b11a2ecef759dd782 (diff)
parent7d0b6b25e49a1ccb70c4f502f7dfc58878b900cc (diff)
Merge remote-tracking branch 'origin/develop' into HEAD
Diffstat (limited to 'lib/leap_cli/commands/node.rb')
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diff --git a/lib/leap_cli/commands/node.rb b/lib/leap_cli/commands/node.rb
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+#
+# fyi: the `node init` command lives in node_init.rb,
+# but all other `node x` commands live here.
+#
+
+autoload :IPAddr, 'ipaddr'
+
+module LeapCli; module Commands
+
+ ##
+ ## COMMANDS
+ ##
+
+ desc 'Node management'
+ command [:node, :n] do |node|
+ node.desc 'Create a new configuration file for a node named NAME.'
+ node.long_desc ["If specified, the optional argument SEED can be used to seed values in the node configuration file.",
+ "The format is property_name:value.",
+ "For example: `leap node add web1 ip_address:1.2.3.4 services:webapp`.",
+ "To set nested properties, property name can contain '.', like so: `leap node add web1 ssh.port:44`",
+ "Separeate multiple values for a single property with a comma, like so: `leap node add mynode services:webapp,dns`"].join("\n\n")
+ node.arg_name 'NAME [SEED]' # , :optional => false, :multiple => false
+ node.command :add do |add|
+ add.switch :local, :desc => 'Make a local testing node (by automatically assigning the next available local IP address). Local nodes are run as virtual machines on your computer.', :negatable => false
+ add.action do |global_options,options,args|
+ # argument sanity checks
+ name = args.first
+ assert_valid_node_name!(name, options[:local])
+ assert_files_missing! [:node_config, name]
+
+ # create and seed new node
+ node = Config::Node.new(manager)
+ if options[:local]
+ node['ip_address'] = pick_next_vagrant_ip_address
+ end
+ seed_node_data(node, args[1..-1])
+ validate_ip_address(node)
+ begin
+ write_file! [:node_config, name], node.dump_json + "\n"
+ node['name'] = name
+ if file_exists? :ca_cert, :ca_key
+ generate_cert_for_node(manager.reload_node!(node))
+ end
+ rescue LeapCli::ConfigError => exc
+ remove_node_files(name)
+ end
+ end
+ end
+
+ node.desc 'Renames a node file, and all its related files.'
+ node.arg_name 'OLD_NAME NEW_NAME'
+ node.command :mv do |mv|
+ mv.action do |global_options,options,args|
+ node = get_node_from_args(args)
+ new_name = args.last
+ assert_valid_node_name!(new_name, node.vagrant?)
+ ensure_dir [:node_files_dir, new_name]
+ Leap::Platform.node_files.each do |path|
+ rename_file! [path, node.name], [path, new_name]
+ end
+ remove_directory! [:node_files_dir, node.name]
+ rename_node_facts(node.name, new_name)
+ end
+ end
+
+ node.desc 'Removes all the files related to the node named NAME.'
+ node.arg_name 'NAME' #:optional => false #, :multiple => false
+ node.command :rm do |rm|
+ rm.action do |global_options,options,args|
+ node = get_node_from_args(args)
+ remove_node_files(node.name)
+ if node.vagrant?
+ vagrant_command("destroy --force", [node.name])
+ end
+ remove_node_facts(node.name)
+ end
+ end
+ end
+
+ ##
+ ## PUBLIC HELPERS
+ ##
+
+ def get_node_from_args(args, options={})
+ node_name = args.first
+ node = manager.node(node_name)
+ if node.nil? && options[:include_disabled]
+ node = manager.disabled_node(node_name)
+ end
+ assert!(node, "Node '#{node_name}' not found.")
+ node
+ end
+
+ def seed_node_data(node, args)
+ args.each do |seed|
+ key, value = seed.split(':')
+ value = format_seed_value(value)
+ assert! key =~ /^[0-9a-z\._]+$/, "illegal characters used in property '#{key}'"
+ if key =~ /\./
+ key_parts = key.split('.')
+ final_key = key_parts.pop
+ current_object = node
+ key_parts.each do |key_part|
+ current_object[key_part] ||= Config::Object.new
+ current_object = current_object[key_part]
+ end
+ current_object[final_key] = value
+ else
+ node[key] = value
+ end
+ end
+ end
+
+ def remove_node_files(node_name)
+ (Leap::Platform.node_files + [:node_files_dir]).each do |path|
+ remove_file! [path, node_name]
+ end
+ end
+
+ #
+ # conversions:
+ #
+ # "x,y,z" => ["x","y","z"]
+ #
+ # "22" => 22
+ #
+ # "5.1" => 5.1
+ #
+ def format_seed_value(v)
+ if v =~ /,/
+ v = v.split(',')
+ v.map! do |i|
+ i = i.to_i if i.to_i.to_s == i
+ i = i.to_f if i.to_f.to_s == i
+ i
+ end
+ else
+ v = v.to_i if v.to_i.to_s == v
+ v = v.to_f if v.to_f.to_s == v
+ end
+ return v
+ end
+
+ def validate_ip_address(node)
+ IPAddr.new(node['ip_address'])
+ rescue ArgumentError
+ bail! do
+ if node['ip_address']
+ log :invalid, "ip_address #{node['ip_address'].inspect}"
+ else
+ log :missing, "ip_address"
+ end
+ end
+ end
+
+ def assert_valid_node_name!(name, local=false)
+ assert! name, 'No <node-name> specified.'
+ if local
+ assert! name =~ /^[0-9a-z]+$/, "illegal characters used in node name '#{name}' (note: Vagrant does not allow hyphens or underscores)"
+ else
+ assert! name =~ /^[0-9a-z-]+$/, "illegal characters used in node name '#{name}' (note: Linux does not allow underscores)"
+ end
+ end
+
+end; end \ No newline at end of file