Support client ceritficate in ruby client

Author: geekerzp

modules/swagger-codegen/src/main/resources/ruby/api_client.mustache

@@ -70,6 +70,8 @@ module {{moduleName}}
         :headers => header_params,
         :params => query_params,
         :ssl_verifypeer => Configuration.verify_ssl,
+        :sslcert => Configuration.cert_file,
+        :sslkey => Configuration.key_file,
         :cainfo => Configuration.ssl_ca_cert,
         :verbose => Configuration.debugging
       }

modules/swagger-codegen/src/main/resources/ruby/configuration.mustache

@@ -64,6 +64,7 @@ module {{moduleName}}
     # @return [String]
     attr_accessor :temp_folder_path
 
+    ### TLS/SSL
     # Set this to false to skip verifying SSL certificate when calling API from https server.
     # Default to true.
     #
@@ -80,6 +81,12 @@ module {{moduleName}}
     # https://github.com/typhoeus/typhoeus/blob/master/lib/typhoeus/easy_factory.rb#L145
     attr_accessor :ssl_ca_cert
 
+    # Client certificate file (for client certificate)
+    attr_accessor :cert_file
+
+    # Client private key file (for client certificate)
+    attr_accessor :key_file
+
     attr_accessor :inject_format
 
     attr_accessor :force_ending_format
@@ -102,6 +109,8 @@ module {{moduleName}}
       @api_key = {}
       @api_key_prefix = {}
       @verify_ssl = true
+      @cert_file = nil
+      @key_file = nil
       @debugging = false
       @inject_format = false
       @force_ending_format = false

samples/client/petstore/ruby/lib/petstore/api_client.rb

@@ -70,6 +70,8 @@ def build_request(http_method, path, opts = {})
         :headers => header_params,
         :params => query_params,
         :ssl_verifypeer => Configuration.verify_ssl,
+        :sslcert => Configuration.cert_file,
+        :sslkey => Configuration.key_file,
         :cainfo => Configuration.ssl_ca_cert,
         :verbose => Configuration.debugging
       }

samples/client/petstore/ruby/lib/petstore/configuration.rb

@@ -64,6 +64,7 @@ class Configuration
     # @return [String]
     attr_accessor :temp_folder_path
 
+    ### TLS/SSL
     # Set this to false to skip verifying SSL certificate when calling API from https server.
     # Default to true.
     #
@@ -80,6 +81,12 @@ class Configuration
     # https://github.com/typhoeus/typhoeus/blob/master/lib/typhoeus/easy_factory.rb#L145
     attr_accessor :ssl_ca_cert
 
+    # Client certificate file (for client certificate)
+    attr_accessor :cert_file
+
+    # Client private key file (for client certificate)
+    attr_accessor :key_file
+
     attr_accessor :inject_format
 
     attr_accessor :force_ending_format
@@ -102,6 +109,8 @@ def initialize
       @api_key = {}
       @api_key_prefix = {}
       @verify_ssl = true
+      @cert_file = nil
+      @key_file = nil
       @debugging = false
       @inject_format = false
       @force_ending_format = false