X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/8889791d095df8578745e0a1b3c2f4a721f54123..4ad6191d53207a8b2d4c0c8a30b18119daaa5fbc:/sdk/ruby/lib/arvados.rb

diff --git a/sdk/ruby/lib/arvados.rb b/sdk/ruby/lib/arvados.rb
index d8a6be1b2d..63550cd37c 100644
--- a/sdk/ruby/lib/arvados.rb
+++ b/sdk/ruby/lib/arvados.rb
@@ -7,6 +7,7 @@ require 'active_support/inflector'
 require 'json'
 require 'fileutils'
 require 'andand'
+require 'net/http'
 
 require 'arvados/google_api_client'
 
@@ -16,6 +17,26 @@ ActiveSupport::Inflector.inflections do |inflect|
 end
 
 class Arvados
+  class ArvadosClient < Google::APIClient
+    attr_reader :request_id
+
+    def execute(*args)
+      @request_id = "req-" + Random.new.rand(2**128).to_s(36)[0..19]
+      if args.last.is_a? Hash
+        args.last[:headers] ||= {}
+        args.last[:headers]['X-Request-Id'] = @request_id
+      end
+      begin
+        super(*args)
+      rescue => e
+        if !e.message.match(/.*req-[0-9a-zA-Z]{20}.*/)
+          raise $!, "#{$!} (Request ID: #{@request_id})", $!.backtrace
+        end
+        raise e
+      end
+    end
+  end
+
   class TransactionFailedError < StandardError
   end
 
@@ -55,7 +76,7 @@ class Arvados
     _arvados = self
     namespace_class = Arvados.const_set "A#{self.object_id}", Class.new
     self.arvados_api.schemas.each do |classname, schema|
-      next if classname.match /List$/
+      next if classname.match(/List$/)
       klass = Class.new(Arvados::Model) do
         def self.arvados
           @arvados
@@ -101,7 +122,7 @@ class Arvados
   end
 
   def client
-    @client ||= Google::APIClient.
+    @client ||= ArvadosClient.
       new(:host => config["ARVADOS_API_HOST"],
           :application_name => @application_name,
           :application_version => @application_version.to_s)
@@ -116,7 +137,7 @@ class Arvados
   end
 
   def debuglog *args
-    self.class.debuglog *args
+    self.class.debuglog(*args)
   end
 
   def config(config_file_path="~/.config/arvados/settings.conf")
@@ -168,6 +189,15 @@ class Arvados
     @config = config
   end
 
+  def cluster_config
+    return @cluster_config if @cluster_config
+
+    uri = URI("https://#{config()["ARVADOS_API_HOST"]}/arvados/v1/config")
+    cc = JSON.parse(Net::HTTP.get(uri))
+
+    @cluster_config = cc
+  end
+
   class Model
     def self.arvados_api
       arvados.arvados_api
@@ -176,10 +206,10 @@ class Arvados
       arvados.client
     end
     def self.debuglog(*args)
-      arvados.class.debuglog *args
+      arvados.class.debuglog(*args)
     end
     def debuglog(*args)
-      self.class.arvados.class.debuglog *args
+      self.class.arvados.class.debuglog(*args)
     end
     def self.api_exec(method, parameters={})
       api_method = arvados_api.send(api_models_sym).send(method.name.to_sym)
@@ -207,6 +237,9 @@ class Arvados
                 })
       resp = JSON.parse result.body, :symbolize_names => true
       if resp[:errors]
+        if !resp[:errors][0].match(/.*req-[0-9a-zA-Z]{20}.*/)
+          resp[:errors][0] += " (#{result.headers['X-Request-Id'] or client.request_id})"
+        end
         raise Arvados::TransactionFailedError.new(resp[:errors])
       elsif resp[:uuid] and resp[:etag]
         self.new(resp)