github.com/1aal/kubeblocks@v0.0.0-20231107070852-e1c03e598921/controllers/apps/transformer_cluster_credential.go (about)

     1  /*
     2  Copyright (C) 2022-2023 ApeCloud Co., Ltd
     3  
     4  This file is part of KubeBlocks project
     5  
     6  This program is free software: you can redistribute it and/or modify
     7  it under the terms of the GNU Affero General Public License as published by
     8  the Free Software Foundation, either version 3 of the License, or
     9  (at your option) any later version.
    10  
    11  This program is distributed in the hope that it will be useful
    12  but WITHOUT ANY WARRANTY; without even the implied warranty of
    13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    14  GNU Affero General Public License for more details.
    15  
    16  You should have received a copy of the GNU Affero General Public License
    17  along with this program.  If not, see <http://www.gnu.org/licenses/>.
    18  */
    19  
    20  package apps
    21  
    22  import (
    23  	corev1 "k8s.io/api/core/v1"
    24  	"sigs.k8s.io/controller-runtime/pkg/log"
    25  
    26  	"github.com/1aal/kubeblocks/pkg/controller/component"
    27  	"github.com/1aal/kubeblocks/pkg/controller/factory"
    28  	"github.com/1aal/kubeblocks/pkg/controller/graph"
    29  	"github.com/1aal/kubeblocks/pkg/controller/model"
    30  	intctrlutil "github.com/1aal/kubeblocks/pkg/controllerutil"
    31  )
    32  
    33  // ClusterCredentialTransformer creates the connection credential secret
    34  type ClusterCredentialTransformer struct{}
    35  
    36  var _ graph.Transformer = &ClusterCredentialTransformer{}
    37  
    38  func (c *ClusterCredentialTransformer) Transform(ctx graph.TransformContext, dag *graph.DAG) error {
    39  	transCtx, _ := ctx.(*clusterTransformContext)
    40  	cluster := transCtx.Cluster
    41  	graphCli, _ := transCtx.Client.(model.GraphClient)
    42  
    43  	var (
    44  		synthesizedComponent *component.SynthesizedComponent
    45  		err                  error
    46  	)
    47  	compSpecMap := cluster.Spec.GetDefNameMappingComponents()
    48  	for _, compDef := range transCtx.ClusterDef.Spec.ComponentDefs {
    49  		if compDef.Service == nil {
    50  			continue
    51  		}
    52  		reqCtx := intctrlutil.RequestCtx{
    53  			Ctx: transCtx.Context,
    54  			Log: log.Log.WithName("cluster"),
    55  		}
    56  		comps := compSpecMap[compDef.Name]
    57  		if len(comps) > 0 {
    58  			synthesizedComponent = &component.SynthesizedComponent{
    59  				Name: comps[0].Name,
    60  			}
    61  		} else {
    62  			synthesizedComponent, err = component.BuildComponent(reqCtx, nil, cluster, transCtx.ClusterDef, &compDef, nil, nil)
    63  			if err != nil {
    64  				return err
    65  			}
    66  		}
    67  		if synthesizedComponent != nil {
    68  			synthesizedComponent.Services = []corev1.Service{
    69  				{Spec: compDef.Service.ToSVCSpec()},
    70  			}
    71  			break
    72  		}
    73  	}
    74  	if synthesizedComponent != nil {
    75  		secret := factory.BuildConnCredential(transCtx.ClusterDef, cluster, synthesizedComponent)
    76  		if secret != nil {
    77  			graphCli.Create(dag, secret)
    78  		}
    79  	}
    80  	return nil
    81  }