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* separate token service, update and add tests * split services and clients, get tokens from controller * tidying * change return statement, remove token service from claims client * remove mock data option from token service * make base client for shared code * fix funky destructuring * simplify before for claims spec * remove extra commented line * add token_service specific happy path test * consolidate claims client code * move before block to set up for failed call tests * re-delete client file
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120 changes: 2 additions & 118 deletions
120
modules/travel_pay/app/services/travel_pay/claims_client.rb
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116 changes: 116 additions & 0 deletions
116
modules/travel_pay/app/services/travel_pay/token_client.rb
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| # frozen_string_literal: true | ||
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| require 'securerandom' | ||
| require_relative './base_client' | ||
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| module TravelPay | ||
| class TokenClient < TravelPay::BaseClient | ||
| # HTTP POST call to the VEIS Auth endpoint to get the access token | ||
| # | ||
| # @return [Faraday::Response] | ||
| # | ||
| def request_veis_token | ||
| auth_url = Settings.travel_pay.veis.auth_url | ||
| tenant_id = Settings.travel_pay.veis.tenant_id | ||
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| response = connection(server_url: auth_url).post("#{tenant_id}/oauth2/token") do |req| | ||
| req.headers[:content_type] = 'application/x-www-form-urlencoded' | ||
| req.body = URI.encode_www_form(veis_params) | ||
| end | ||
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| response.body['access_token'] | ||
| end | ||
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| ## | ||
| # HTTP POST call to the BTSSS token endpoint to get the access token | ||
| # | ||
| # @return [Faraday::Response] | ||
| # | ||
| def request_btsss_token(veis_token, user) | ||
| sts_token = request_sts_token(user) | ||
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| btsss_url = Settings.travel_pay.base_url | ||
| client_number = Settings.travel_pay.client_number | ||
| correlation_id = SecureRandom.uuid | ||
| Rails.logger.debug(message: 'Correlation ID', correlation_id:) | ||
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| response = connection(server_url: btsss_url).post('api/v1/Auth/access-token') do |req| | ||
| req.headers['Authorization'] = "Bearer #{veis_token}" | ||
| req.headers['BTSSS-API-Client-Number'] = client_number.to_s | ||
| req.headers['X-Correlation-ID'] = correlation_id | ||
| req.headers.merge!(claim_headers) | ||
| req.body = { authJwt: sts_token } | ||
| end | ||
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| response.body['data']['accessToken'] | ||
| end | ||
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| def request_sts_token(user) | ||
| return nil if mock_enabled? | ||
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| host_baseurl = build_host_baseurl({ ip_form: false }) | ||
| private_key_file = Settings.sign_in.sts_client.key_path | ||
| private_key = OpenSSL::PKey::RSA.new(File.read(private_key_file)) | ||
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| assertion = build_sts_assertion(user) | ||
| jwt = JWT.encode(assertion, private_key, 'RS256') | ||
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| # send to sis | ||
| response = connection(server_url: host_baseurl).post('/v0/sign_in/token') do |req| | ||
| req.params['grant_type'] = 'urn:ietf:params:oauth:grant-type:jwt-bearer' | ||
| req.params['assertion'] = jwt | ||
| end | ||
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| response.body['data']['access_token'] | ||
| end | ||
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| def build_sts_assertion(user) | ||
| service_account_id = Settings.travel_pay.sts.service_account_id | ||
| host_baseurl = build_host_baseurl({ ip_form: false }) | ||
| audience_baseurl = build_host_baseurl({ ip_form: true }) | ||
| scopes = Settings.travel_pay.sts.scope.blank? ? [] : [Settings.travel_pay.sts.scope] | ||
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| current_time = Time.now.to_i | ||
| jti = SecureRandom.uuid | ||
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| { | ||
| 'iss' => host_baseurl, | ||
| 'sub' => user.email, | ||
| 'aud' => "#{audience_baseurl}/v0/sign_in/token", | ||
| 'iat' => current_time, | ||
| 'exp' => current_time + 300, | ||
| 'scopes' => scopes, | ||
| 'service_account_id' => service_account_id, | ||
| 'jti' => jti, | ||
| 'user_attributes' => { 'icn' => user.icn } | ||
| } | ||
| end | ||
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| private | ||
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| def veis_params | ||
| { | ||
| client_id: Settings.travel_pay.veis.client_id, | ||
| client_secret: Settings.travel_pay.veis.client_secret, | ||
| client_info: 1, | ||
| grant_type: 'client_credentials', | ||
| resource: Settings.travel_pay.veis.resource | ||
| } | ||
| end | ||
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| def build_host_baseurl(config) | ||
| env = Settings.vsp_environment | ||
| host = Settings.hostname | ||
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| if env == 'localhost' | ||
| if config[:ip_form] | ||
| return 'http://127.0.0.1:3000' | ||
| else | ||
| return 'http://localhost:3000' | ||
| end | ||
| end | ||
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| "https://#{host}" | ||
| end | ||
| end | ||
| end |
21 changes: 21 additions & 0 deletions
21
modules/travel_pay/app/services/travel_pay/token_service.rb
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,21 @@ | ||
| # frozen_string_literal: true | ||
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| module TravelPay | ||
| class TokenService | ||
| # | ||
| # returns a hash containing the veis_token & btsss_token | ||
| # | ||
| def get_tokens(current_user) | ||
| veis_token = token_client.request_veis_token | ||
| btsss_token = token_client.request_btsss_token(veis_token, current_user) | ||
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| { veis_token:, btsss_token: } | ||
| end | ||
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| private | ||
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| def token_client | ||
| TravelPay::TokenClient.new | ||
| end | ||
| end | ||
| end |
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