horizoncd/horizon

// Copyright © 2023 Horizoncd.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
 
package tekton
 
import (
    "strings"
 
    herrors "github.com/horizoncd/horizon/core/errors"
    "github.com/horizoncd/horizon/pkg/util/kube"
    tektonclientset "github.com/tektoncd/pipeline/pkg/client/clientset/versioned"
    "k8s.io/client-go/dynamic"
    k8s "k8s.io/client-go/kubernetes"
    "k8s.io/client-go/rest"
)
 
type Client struct {
    Tekton  tektonclientset.Interface
    Kube    k8s.Interface
    Dynamic dynamic.Interface
}
 
Function `InitClient` has 5 return statements (exceeds 4 allowed).
func InitClient(kubeconfig string) (*Client, error) {
    var config *rest.Config
    var err error
 
    // startWith "/", kubeconfig is a filePath, else kubeconfig is fileContent
    if strings.HasPrefix(kubeconfig, "/") || len(kubeconfig) == 0 {
        config, _, err = kube.BuildClient(kubeconfig)
    } else {
        config, _, err = kube.BuildClientFromContent(kubeconfig)
    }
    if err != nil {
        return nil, err
    }
 
    tekton, err := tektonClient(config)
    if err != nil {
        return nil, err
    }
    kube, err := kubeClient(config)
    if err != nil {
        return nil, err
    }
    dynamic, err := dynamicClient(config)
    if err != nil {
        return nil, err
    }
    return &Client{
        Tekton:  tekton,
        Kube:    kube,
        Dynamic: dynamic,
    }, nil
}
 
func tektonClient(config *rest.Config) (tektonclientset.Interface, error) {
    cs, err := tektonclientset.NewForConfig(config)
    if err != nil {
        return nil, herrors.NewErrCreateFailed(herrors.TektonClient, err.Error())
    }
    return cs, nil
}
 
func kubeClient(config *rest.Config) (k8s.Interface, error) {
    k8scs, err := k8s.NewForConfig(config)
    if err != nil {
        return nil, herrors.NewErrCreateFailed(herrors.K8SClient, err.Error())
    }
    return k8scs, nil
}
 
func dynamicClient(config *rest.Config) (dynamic.Interface, error) {
    dynamicClient, err := dynamic.NewForConfig(config)
    if err != nil {
        return nil, herrors.NewErrCreateFailed(herrors.K8SClient, err.Error())
    }
    return dynamicClient, err
}