all: make GET /api/hosts.d to return list of hosts.d if name is empty

This is to provide an HTTP API to fetch list of hosts.d files on the
server.

1 files changed, 15 insertions, 0 deletions

diff --git a/httpd.go b/httpd.go
index 2e50b45..09ac8c8 100644
--- a/httpd.go
+++ b/httpd.go
@@ -925,8 +925,16 @@ func (srv *Server) apiHostsdDelete(epr *libhttp.EndpointRequest) (resbody []byte
 //
 // # Request
 //
+// Format,
+//
 //	GET /api/hosts.d?name=<name>
 //
+// Parameters,
+//
+//   - name: string, optional, the name of hosts file where content to be
+//     fetch.
+//     If its empty, it will return all hosts files.
+//
 // # Response
 //
 // On success, it will return list of resource record in JSON format.
@@ -939,6 +947,13 @@ func (srv *Server) apiHostsdGet(epr *libhttp.EndpointRequest) (resbody []byte, e
 		found bool
 	)
 
+	name = strings.TrimSpace(name)
+	if len(name) == 0 {
+		res.Code = http.StatusOK
+		res.Data = srv.env.HostsFiles
+		return json.Marshal(&res)
+	}
+
 	hf, found = srv.env.HostsFiles[name]
 	if !found {
 		res.Code = http.StatusNotFound