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module LeapCli
module Commands
desc 'List nodes and their classifications'
long_desc 'Prints out a listing of nodes, services, or tags.'
arg_name 'filter'
command :list do |c|
c.flag 'print', :desc => 'What attributes to print (optional)'
c.action do |global_options,options,args|
if options['print']
print_node_properties(manager.filter(args), options['print'])
else
if args.any?
print_config_table(:nodes, manager.filter(args))
else
print_config_table(:services, manager.services)
print_config_table(:tags, manager.tags)
print_config_table(:nodes, manager.nodes)
end
end
end
end
private
def self.print_node_properties(nodes, properties)
node_list = manager.nodes
properties = properties.split(',')
max_width = nodes.keys.inject(0) {|max,i| [i.size,max].max}
nodes.keys.sort.each do |node_name|
value = properties.collect{|prop| node_list[node_name][prop]}.join(', ')
printf("%#{max_width}s %s\n", node_name, value)
end
end
def self.print_config_table(type, object_list)
style = {:border_x => '-', :border_y => ':', :border_i => '-', :width => 60}
if type == :services
t = table do
self.style = style
self.headings = ['SERVICE', 'NODES']
list = object_list.keys.sort
list.each do |name|
add_row [name, object_list[name].node_list.keys.join(', ')]
add_separator unless name == list.last
end
end
puts t
puts "\n\n"
elsif type == :tags
t = table do
self.style = style
self.headings = ['TAG', 'NODES']
list = object_list.keys.sort
list.each do |name|
add_row [name, object_list[name].node_list.keys.join(', ')]
add_separator unless name == list.last
end
end
puts t
puts "\n\n"
elsif type == :nodes
t = table do
self.style = style
self.headings = ['NODE', 'SERVICES', 'TAGS']
list = object_list.keys.sort
list.each do |name|
services = object_list[name]['services'] || []
tags = object_list[name]['tags'] || []
add_row [name, services.to_a.join(', '), tags.to_a.join(', ')]
add_separator unless name == list.last
end
end
puts t
end
end
end
end
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