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Contents
require 'json'
module HybridPlatformsConductor
class Topographer
module Plugins
# Output in Graphviz format
class Json < Topographer::Plugin
# Output the nodes graph in a file
# [API] - This method is mandatory.
#
# Parameters::
# * *file_name* (String): The file name for output
def write_graph(file_name)
# Build the JSON
json = {
nodes: [],
links: [],
}
@topographer.nodes_graph.sort.each do |node_name, node_info|
node_json = {
id: node_name,
description: "#{@topographer.title_for(node_name)} - #{@topographer.description_for(node_name)}",
group: group_for(node_name),
}
node_json[:includes] = node_info[:includes] if @topographer.is_node_cluster?(node_name)
json[:nodes] << node_json
node_info[:connections].each do |connected_node_name, labels|
json[:links] << {
source: node_name,
target: connected_node_name,
value: 1,
labels: labels.sort
}
end
end
File.write(file_name, JSON.pretty_generate(json))
end
private
# Get the group of a given node
#
# Parameters::
# * *node_name* (String): Node name
# Result::
# * String: Group
def group_for(node_name)
case @topographer.nodes_graph[node_name][:type]
when :node
if @topographer.is_node_physical?(node_name)
1
else
2
end
when :cluster
3
when :unknown
4
end
end
end
end
end
end
Version data entries
36 entries across 36 versions & 1 rubygems