Host header update

extras/dgoss/README.md

@@ -72,7 +72,7 @@ The following environment variables can be set to change the behavior of dgoss.
 ##### GOSS_PATH
 Location of the goss binary to use. (Default: `$(which goss)`)
 
-#### GOSS_FILE
+#####  GOSS_FILE
 Name of the goss file to use. (Default: `goss.yaml`)
 
 ##### GOSS_OPTS
@@ -100,4 +100,6 @@ Strategy used for copying goss files into the docker container. If set to `'moun
 (Default `'mount'`)
 
 ##### CONTAINER_LOG_OUTPUT
+**Note:** this only works when `GOSS_FILES_STRATEGY` is set to `'mount'`.
+
 Location of the file that contains tested container logs. Logs are retained only if the variable is set to a non-empty string. (Default `''`)

integration-tests/goss/goss-shared.yaml

@@ -188,11 +188,19 @@ http:
       - "Foo: bar"
     headers: ["Content-Type: application/json"]
     body: ['"Foo": "bar"']
+  https://httpbin.org/headers?host:
+    status: 200
+    allow-insecure: false
+    timeout: 5000
+    request-headers:
+      - "Host: example.com"
+    headers: ["Content-Type: application/json"]
+    body: ['"Host": "example.com"']
   https://httpbin.org/basic-auth/username/secret:
     status: 200
     username: username
     password: secret
-  https://httpbin.org/basic-auth/username/secret:
+  https://httpbin.org/basic-auth/username/secret?failure:
     status: 401
     username: username
     password: wrong

integration-tests/test.sh

@@ -45,9 +45,9 @@ out=$(docker_exec "/goss/$os/goss-linux-$arch" --vars "/goss/vars.yaml" --vars-i
 echo "$out"
 
 if [[ $os == "arch" ]]; then
-    egrep -q 'Count: 86, Failed: 0, Skipped: 3' <<<"$out"
+    egrep -q 'Count: 90, Failed: 0, Skipped: 3' <<<"$out"
 else
-    egrep -q 'Count: 103, Failed: 0, Skipped: 5' <<<"$out"
+    egrep -q 'Count: 107, Failed: 0, Skipped: 5' <<<"$out"
 fi
 
 if [[ ! $os == "arch" ]]; then

system/http.go

@@ -86,6 +86,11 @@ func (u *DefHTTP) setup() error {
 		return u.err
 	}
 	req.Header = u.RequestHeader.Clone()
+
+	if host, ok := u.RequestHeader["Host"]; ok {
+		req.Host = host[0]
+	}
+
 	if u.Username != "" || u.Password != "" {
 		req.SetBasicAuth(u.Username, u.Password)
 	}