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util.go
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util.go
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/*
Copyright (C) 2022-2023 ApeCloud Co., Ltd
This file is part of KubeBlocks project
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package bench
import (
"fmt"
"net"
"strconv"
corev1 "k8s.io/api/core/v1"
appsv1alpha1 "github.com/apecloud/kubeblocks/apis/apps/v1alpha1"
"github.com/apecloud/kbcli/pkg/cluster"
)
func getDriverAndHostAndPort(c *appsv1alpha1.Cluster, svcList *corev1.ServiceList) (driver string, host string, port int, err error) {
var internalEndpoints []string
var externalEndpoints []string
if c == nil {
return "", "", 0, fmt.Errorf("cluster is nil")
}
for _, comp := range c.Spec.ComponentSpecs {
driver = comp.Name
internalEndpoints, externalEndpoints = cluster.GetComponentEndpoints(svcList, &comp)
if len(internalEndpoints) > 0 || len(externalEndpoints) > 0 {
break
}
}
switch {
case len(internalEndpoints) > 0:
host, port, err = parseHostAndPort(internalEndpoints[0])
case len(externalEndpoints) > 0:
host, port, err = parseHostAndPort(externalEndpoints[0])
default:
err = fmt.Errorf("no endpoints found")
}
return
}
func parseHostAndPort(s string) (string, int, error) {
host, port, err := net.SplitHostPort(s)
if err != nil {
return "", 0, err
}
portInt, err := strconv.Atoi(port)
if err != nil {
return "", 0, err
}
return host, portInt, nil
}