Check a list of registrations ID or a single one

check_list.rb

require 'net/http'
require 'uri'
require 'json'

json_file = File.open('rids.json', 'r:bom|utf-8')
read_json = json_file.read
hashed_json = JSON.parse(read_json)

output = File.open('output','w')
hashed_json.each_with_index do |rid, index|
  puts "checking #{index} of #{hashed_json.length}"
  uri = URI.parse 'https://fcm.googleapis.com/fcm/send'
  request = Net::HTTP::Post.new uri, 'Content-Type': 'application/json'
  request['authorization'] = 'key=AIzaSyAu039pqDfcNXwRT2pukdmbs_hm_vzBiEg'
  request.body = {
    registration_ids: [rid["registration_id"]]
  }.to_json
  req_options = {use_ssl: uri.scheme == 'https'}
  response = Net::HTTP.start(uri.hostname, uri.port, req_options) do |http|
    http.request request
  end
  res = JSON.parse response.body
  puts res['success'] == 0 ? "nok" : "ok"
  resp = res['success'] == 0 ? "#{rid["id"]}," : ""
  output << resp
end
output.close

check_single.rb

require 'net/http'
require 'uri'
require 'json'

# ruby check_single.rb YOUR_RID_HERE

uri = URI.parse 'https://fcm.googleapis.com/fcm/send'
request = Net::HTTP::Post.new uri, 'Content-Type': 'application/json'
request['authorization'] = 'key=AIzaSyAu039pqDfcNXwRT2pukdmbs_hm_vzBiEg'
request.body = {
  registration_ids: [ARGV[0]]
}.to_json
req_options = {use_ssl: uri.scheme == 'https'}
response = Net::HTTP.start(uri.hostname, uri.port, req_options) do |http|
  http.request request
end
res = JSON.parse response.body
puts res['success'] == 0 ? "nok" : "ok"

rids.json

[
	{
		"registration_id":
			"dxMe3d7uOBY:APA91bEw_UnRr2sCYgFYndO1Aa-9N_FAbK-3tCqgYx6SBBS3ZsCf5FvTpUB0hH9HTAatRuQ5OjOFEC34U53p1EqIQGUjppdhoPkuvPMnYzASi-Ma0dGorQGsvZgM1VV3VzNpp74a2hWR"
	},
	{
		"registration_id":
			"cozlc_CNKsc:APA91bGafES_hw4IOLDKcjA1AN83dfzguUBeiwHdjZMLF3G2UmH3aDWBsZ36LuDCBUVC4DJY4ab57OfhxbSEgKtHOvNwlc2nFRmBWKl0uZCC3p8Du2m182WWvrHpvJ3190Z9UPIbqv-j"
	},
	{
		"registration_id":
			"eGsmzU6TMWg:APA91bE6p0D7HjNIPgdhW_x9XjquQ9f3GyTLzjP463gbVsodRLhhCyw-7T09NWHHXxpWOgVX564Rv-R24ppgrUu5L1GOg_YM1u6nsm9lybtiD81ATHALUTtypPXVuClFm2YATxwWu4Ai"
	},
	{
		"registration_id":
			"fAagMBo-1H0:APA91bHdYTx2TaexlBoMlrH4zqq1l6kUFfAf4O204O7DF5BskgbcI8Q9c_5scqMDb1ssPFb4hsdlU7jjuUl_Q2naFxiwyY42n3Q2iLNtuNEp6S9DjiQw9bdiD4hEfCuIYcZK7TvW_MY_"
	}
]