Fix: cache clientIP in GetConsoleHTTPClient (minio#3056)

restapi/client-admin.go

@@ -25,7 +25,6 @@ import (
 	"net/http"
 	"net/url"
 	"strings"
-	"sync"
 	"time"
 
 	"github.com/minio/console/pkg/utils"
@@ -482,15 +481,6 @@ func newAdminFromCreds(accessKey, secretKey, endpoint string, tlsEnabled bool) (
 	return minioClient, nil
 }
 
-// httpClient is a custom http client, this client should not be called directly and instead be
-// called using GetConsoleHTTPClient() to ensure is initialized and the certificates are loaded correctly
-var httpClients = struct {
-	sync.Mutex
-	m map[string]*http.Client
-}{
-	m: make(map[string]*http.Client),
-}
-
 // isLocalAddress returns true if the url contains an IPv4/IPv6 hostname
 // that points to the local machine - FQDN are not supported
 func isLocalIPEndpoint(addr string) bool {
@@ -520,17 +510,8 @@ func GetConsoleHTTPClient(address string, clientIP string) *http.Client {
 		address = u.Hostname()
 	}
 
-	httpClients.Lock()
-	client, ok := httpClients.m[address]
-	httpClients.Unlock()
-	if ok {
-		return client
-	}
+	client := PrepareConsoleHTTPClient(isLocalIPAddress(address), clientIP)
 
-	client = PrepareConsoleHTTPClient(isLocalIPAddress(address), clientIP)
-	httpClients.Lock()
-	httpClients.m[address] = client
-	httpClients.Unlock()
 	return client
 }