add fixed ipv4

README.md

@@ -341,6 +341,10 @@ assuming that test network is configured as private.
 If true use IPv6 addresses to for SSH connections. If false, the default, use
 IPv4 addresses for SSH connections.
 
+### fixed_ip_v4
+
+You can use this to set a fixed IPv4 IP address for your instance.
+
 ### network\_ref
 
 The `network_ref` option can be specified as an exact id, an exact name,

lib/kitchen/driver/openstack.rb

@@ -61,6 +61,7 @@ class Openstack < Kitchen::Driver::Base
       default_config :read_timeout, 60
       default_config :write_timeout, 60
       default_config :metadata, nil
+      default_config :fixed_ip_v4, nil
 
       # Set the proper server name in the config
       def config_server_name
@@ -179,12 +180,20 @@ def create_server
         if config[:network_id]
           networks = [].concat([config[:network_id]])
           server_def[:nics] = networks.flatten.map do |net_id|
-            { "net_id" => net_id }
+            if config[:fixed_ip_v4]
+              { "net_id" => net_id, :v4_fixed_ip => config[:fixed_ip_v4] }
+            else
+              { "net_id" => net_id }
+            end
           end
         elsif config[:network_ref]
           networks = [].concat([config[:network_ref]])
           server_def[:nics] = networks.flatten.map do |net|
-            { "net_id" => find_network(net).id }
+            if config[:fixed_ip_v4]
+              { "net_id" => find_network(net).id, :v4_fixed_ip => config[:fixed_ip_v4] }
+            else
+              { "net_id" => find_network(net).id }
+            end
           end
         end
 

spec/kitchen/driver/openstack_spec.rb

@@ -658,7 +658,7 @@
       end
     end
 
-    context "network specifies network_id" do
+    context "network specifies network_id no fixed ipv4" do
       let(:config) do
         {
           server_name: "hello",
@@ -681,6 +681,30 @@
       end
     end
 
+    context "network specifies network_id with fixed ipv4" do
+      let(:config) do
+        {
+          server_name: "hello",
+          image_ref: "111",
+          flavor_ref: "1",
+          network_id: "0922b7aa-0a2f-4e68-8ff7-2886c4fc472d",
+          fixed_ip_v4: "192.168.1.100",
+        }
+      end
+
+      it "exact id match" do
+        networks = [
+          { "net_id" => "0922b7aa-0a2f-4e68-8ff7-2886c4fc472d", :v4_fixed_ip => "192.168.1.100" },
+        ]
+        expect(servers).to receive(:create).with(name: "hello",
+                                                 image_ref: "111",
+                                                 flavor_ref: "1",
+                                                 availability_zone: nil,
+                                                 nics: networks)
+        driver.send(:create_server)
+      end
+    end
+
     context "network_id and network_ref specified" do
       let(:config) do
         {
@@ -723,7 +747,7 @@
       end
     end
 
-    context "network specifies name" do
+    context "network specifies name and no fixed ipv4" do
       let(:config) do
         {
           server_name: "hello",
@@ -748,6 +772,32 @@
       end
     end
 
+    context "network specifies name and fixed ipv4" do
+      let(:config) do
+        {
+          server_name: "hello",
+          image_ref: "111",
+          flavor_ref: "1",
+          network_ref: "vlan1",
+          fixed_ip_v4: "192.168.1.100",
+        }
+      end
+
+      it "exact id match" do
+        networks = [
+          { "net_id" => "1", :v4_fixed_ip => "192.168.1.100" },
+        ]
+        expect(servers).to receive(:create).with(
+          name: "hello",
+          image_ref: "111",
+          flavor_ref: "1",
+          availability_zone: nil,
+          nics: networks
+        )
+        driver.send(:create_server)
+      end
+    end
+
     context "multiple networks specifies id" do
       let(:config) do
         {