From 0cdf9d80f8c617b73d43ac0425a7207571262e3b Mon Sep 17 00:00:00 2001
From: Jaume Marhuenda <jaumemarhuenda@gmail.com>
Date: Sat, 23 Dec 2023 08:48:28 -0500
Subject: [PATCH] remove the http code in meta.go (#230)

* remove the http code in meta.go

* remove unused imports
---
 meta.go      | 43 -------------------------------------------
 meta_test.go | 12 +++++++++++-
 2 files changed, 11 insertions(+), 44 deletions(-)

diff --git a/meta.go b/meta.go
index 0559614..61afd10 100644
--- a/meta.go
+++ b/meta.go
@@ -1,12 +1,9 @@
 package gohive
 
 import (
-	"encoding/base64"
 	"fmt"
 	"github.com/apache/thrift/lib/go/thrift"
 	"github.com/beltran/gohive/hive_metastore"
-	"github.com/beltran/gosasl"
-	"net/http"
 	"os/user"
 	"strings"
 )
@@ -78,40 +75,6 @@ func ConnectToMetastore(host string, port int, auth string, configuration *Metas
 		} else {
 			panic("Unrecognized auth")
 		}
-	} else if configuration.TransportMode == "http" {
-		if auth == "KERBEROS" {
-			mechanism, err := gosasl.NewGSSAPIMechanism("hive")
-			if err != nil {
-				return nil, err
-			}
-			saslClient := gosasl.NewSaslClient(host, mechanism)
-			token, err := saslClient.Start()
-			if err != nil {
-				return nil, err
-			}
-			if len(token) == 0 {
-				return nil, fmt.Errorf("Gssapi init context returned an empty token. Probably the service is empty in the configuration")
-			}
-
-			httpClient, protocol, err := getHTTPClientForMeta()
-			if err != nil {
-				return nil, err
-			}
-
-			httpOptions := thrift.THttpClientOptions{
-				Client: httpClient,
-			}
-			transport, err = thrift.NewTHttpClientTransportFactoryWithOptions(fmt.Sprintf(protocol+"://%s:%d/"+"cliservice", host, port), httpOptions).GetTransport(socket)
-			httpTransport, ok := transport.(*thrift.THttpClient)
-			if ok {
-				httpTransport.SetHeader("Authorization", "Negotiate "+base64.StdEncoding.EncodeToString(token))
-			}
-			if err != nil {
-				return nil, err
-			}
-		} else {
-			panic("Unrecognized auth")
-		}
 	} else {
 		panic("Unrecognized transport mode " + configuration.TransportMode)
 	}
@@ -136,9 +99,3 @@ func ConnectToMetastore(host string, port int, auth string, configuration *Metas
 func (c *HiveMetastoreClient) Close() {
 	c.transport.Close()
 }
-
-func getHTTPClientForMeta() (httpClient *http.Client, protocol string, err error) {
-	httpClient = http.DefaultClient
-	protocol = "http"
-	return
-}
diff --git a/meta_test.go b/meta_test.go
index 9db6842..088a7e7 100644
--- a/meta_test.go
+++ b/meta_test.go
@@ -21,7 +21,7 @@ func randSeqDb(n int) string {
 }
 
 var tableIdDb = 0
-var randNameDb = randSeq(10)
+var randNameDb = randSeqDb(10)
 
 func GetDatabaseName() string {
 	tableName := fmt.Sprintf("db_pokes_%s%d", randNameDb, tableIdDb)
@@ -34,6 +34,7 @@ func TestConnectDefaultMeta(t *testing.T) {
 		t.Skip("metastore not set.")
 	}
 	configuration := NewMetastoreConnectConfiguration()
+	configuration.TransportMode = getTransportForMeta()
 	client, err := ConnectToMetastore("hm.example.com", 9083, getAuthForMeta(), configuration)
 	if err != nil {
 		log.Fatal(err)
@@ -55,6 +56,7 @@ func TestDatabaseOperations(t *testing.T) {
 		t.Skip("metastore not set.")
 	}
 	configuration := NewMetastoreConnectConfiguration()
+	configuration.TransportMode = getTransportForMeta()
 	connection, err := ConnectToMetastore("hm.example.com", 9083, getAuthForMeta(), configuration)
 	if err != nil {
 		log.Fatal(err)
@@ -98,3 +100,11 @@ func getAuthForMeta() string {
 	}
 	return auth
 }
+
+func getTransportForMeta() string {
+	transport := os.Getenv("TRANSPORT")
+	if transport == "" {
+		transport = "binary"
+	}
+	return transport
+}