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#!/usr/bin/env ruby
# SPDX-FileCopyrightText: 2022 Harald Eilertsen <haraldei@anduin.net>
#
# SPDX-License-Identifier: AGPL-3.0-or-later
require 'erb'
require 'json'
require 'net/http'
require 'time'
require 'uri'
query = <<~ENDQ
{
nodes( platform: "hubzilla" ) {
host,
version,
updated,
lastSuccess
}
}
ENDQ
graphql_uri = URI('https://the-federation.info/graphql')
graphql_uri.query = "query=#{ERB::Util::url_encode(query)}";
if ARGV.empty?
puts "Fetching results..."
result = JSON.parse(
Net::HTTP::get(graphql_uri, { 'Accept' => 'application/json' }))
else
puts "Reading #{ARGV[0]}..."
result = JSON.parse(IO.read(ARGV[0]))
end
# Ignore any nodes we haven't seen in half a year
cutoff = Time.now - (3600 * 24 * 30)
nodes = result['data']['nodes']
.select { |node| Time::xmlschema(node['lastSuccess']) > cutoff }
histogram = nodes.reduce(Hash.new) do |versions, node|
v = node['version']
versions[v] = 0 unless versions.has_key?(v)
versions[v] += 1
versions
end
total = histogram.values.sum
sorted_keys = histogram.keys.sort do |a,b|
v1 = a.split('.').map { |n| n.to_i }
v2 = b.split('.').map { |n| n.to_i }
v2 <=> v1
end
sorted_keys.each do |k|
puts "%-5s: %3d (%5.2f%%)" % [k, histogram[k], (histogram[k].to_f/total.to_f) * 100]
end
puts "----------"
puts "total: %3d" % [total]
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