#19 PingController handles now also the HEAD requests

build.gradle

@@ -31,7 +31,7 @@ ext {
 
 group = 'com.ofg'
 description = 'Microservice default infrastructure Spring configuration'
-version = '0.2.1-SNAPSHOT'
+version = '0.2.1'
 sourceCompatibility = 1.7
 
 task addHashFile << {

src/main/groovy/com/ofg/infrastructure/healthcheck/PingController.groovy

@@ -7,6 +7,11 @@ import org.springframework.http.MediaType
 import org.springframework.web.bind.annotation.RequestMapping
 import org.springframework.web.bind.annotation.RequestMethod
 import org.springframework.web.bind.annotation.RestController
+
+import static org.springframework.http.MediaType.TEXT_PLAIN_VALUE
+import static org.springframework.web.bind.annotation.RequestMethod.GET
+import static org.springframework.web.bind.annotation.RequestMethod.HEAD
+
 /**
  * {@link RestController} that responds with OK when server is alive
  */
@@ -16,7 +21,7 @@ import org.springframework.web.bind.annotation.RestController
 @Api(value = "ping", description = "PING API")
 class PingController {
 
-    @RequestMapping(value = "/ping", method = RequestMethod.GET, produces = MediaType.TEXT_PLAIN_VALUE)
+    @RequestMapping(value = "/ping", method = [GET, HEAD], produces = TEXT_PLAIN_VALUE)
     @ApiOperation(value = "Ping server", notes = "Returns OK if server is alive")
     String ping() {
         return "OK"

src/test/groovy/com/ofg/infrastructure/healthcheck/PingControllerMvcSpec.groovy

@@ -3,7 +3,9 @@ package com.ofg.infrastructure.healthcheck
 import com.ofg.infrastructure.base.BaseConfiguration
 import com.ofg.infrastructure.base.MvcIntegrationSpec
 import org.springframework.boot.test.SpringApplicationContextLoader
+import org.springframework.http.HttpMethod
 import org.springframework.test.context.ContextConfiguration
+import org.springframework.test.web.servlet.request.MockHttpServletRequestBuilder
 
 import static org.springframework.http.MediaType.TEXT_PLAIN
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get
@@ -19,4 +21,20 @@ class PingControllerMvcSpec extends MvcIntegrationSpec {
                 .andExpect(status().isOk())
                 .andExpect(content().string('OK'))
     }
+
+    def "should return OK for HEAD requests from run.sh scripts"() {
+        expect:
+            mockMvc.perform(head('/ping'))
+                    .andExpect(status().isOk())
+    }
+
+    /**
+     * Create a {@link org.springframework.test.web.servlet.request.MockHttpServletRequestBuilder} for a HEAD request.
+     * @param urlTemplate a URL template; the resulting URL will be encoded
+     * @param urlVariables zero or more URL variables
+     */
+    public static MockHttpServletRequestBuilder head(String urlTemplate, Object... urlVariables) {
+        return new MockHttpServletRequestBuilder(HttpMethod.HEAD, urlTemplate, urlVariables);
+    }
+
 }