Forked from irvingpop/orgmapper_all_client_versions.rb
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August 29, 2015 14:06
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# Orgmapper snippet to output all nodes with client versions in all organizations to a JSON file | |
# To Use: | |
# 1) Start orgmapper | |
# 2) Load the script | |
# eval(::File.read("/path/to/orgmapper_all_client_versions.rb")) | |
# 3) output will be printed to the screen and also written to JSON_OUTPUT_FILE | |
JSON_OUTPUT_FILE = 'chef_versions.json' | |
require 'zlib' | |
require 'stringio' | |
def gunzip(s) | |
reader = Zlib::GzipReader.new(StringIO.new(s)) | |
reader.read | |
end | |
def guid_to_name(guid) | |
begin | |
orgname = ORGS.find {|o| o.guid == guid }.name | |
rescue Exception | |
orgname = guid | |
end | |
orgname | |
end | |
def doit | |
chef_versions = {} | |
skipped_nodes = 0 | |
node_count = sql.select(:name).from(:nodes).count | |
puts "Parsing chef-client versions for #{node_count} nodes" | |
sql.select(:name, :org_id, :updated_at, :environment, :serialized_object).from(:nodes).each do |n| | |
begin | |
n_obj = JSON.parse(gunzip(n[:serialized_object])) | |
rescue Exception | |
puts "skipping parse of node #{n[:name]} due to JSON parse error" | |
skipped_nodes += 1 | |
next | |
end | |
if n_obj['chef_packages'] && n_obj['chef_packages']['chef'] | |
version = n_obj['chef_packages']['chef']['version'] | |
else | |
version = 'UNKNOWN' | |
end | |
org_name = guid_to_name(n[:org_id]) || n[:org_id] | |
chef_versions[org_name] = {} unless chef_versions[org_name] | |
chef_versions[org_name][n[:environment]] = {} unless chef_versions[org_name][n[:environment]] | |
chef_versions[org_name][n[:environment]][version] = {} unless chef_versions[org_name][n[:environment]][version] | |
chef_versions[org_name][n[:environment]][version].store(n[:name], n[:updated_at]) | |
end | |
File.open(JSON_OUTPUT_FILE, 'w') {|file| file.write(JSON.pretty_generate(chef_versions))} | |
puts JSON.pretty_generate(chef_versions) | |
puts "Skipped #{skipped_nodes} nodes out of #{node_count}" | |
end | |
doit |
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