-
Notifications
You must be signed in to change notification settings - Fork 867
/
view.go
142 lines (122 loc) · 4.17 KB
/
view.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
/*
Copyright 2021. The KubeVela Authors.
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 velaql
import (
"context"
"encoding/json"
"fmt"
"github.com/pkg/errors"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"k8s.io/client-go/rest"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/oam-dev/kubevela/apis/core.oam.dev/common"
"github.com/oam-dev/kubevela/apis/core.oam.dev/v1beta1"
"github.com/oam-dev/kubevela/pkg/cue/model/value"
"github.com/oam-dev/kubevela/pkg/cue/packages"
"github.com/oam-dev/kubevela/pkg/cue/process"
"github.com/oam-dev/kubevela/pkg/multicluster"
"github.com/oam-dev/kubevela/pkg/oam/discoverymapper"
oamutil "github.com/oam-dev/kubevela/pkg/oam/util"
"github.com/oam-dev/kubevela/pkg/utils"
"github.com/oam-dev/kubevela/pkg/utils/apply"
"github.com/oam-dev/kubevela/pkg/workflow/tasks"
wfTypes "github.com/oam-dev/kubevela/pkg/workflow/types"
)
const (
qlNs = "vela-system"
// ViewTaskPhaseSucceeded means view task run succeeded.
ViewTaskPhaseSucceeded = "succeeded"
)
// ViewHandler view handler
type ViewHandler struct {
cli client.Client
cfg *rest.Config
viewTask v1beta1.WorkflowStep
dm discoverymapper.DiscoveryMapper
pd *packages.PackageDiscover
namespace string
}
// NewViewHandler new view handler
func NewViewHandler(cli client.Client, cfg *rest.Config, dm discoverymapper.DiscoveryMapper, pd *packages.PackageDiscover) *ViewHandler {
return &ViewHandler{
cli: cli,
cfg: cfg,
dm: dm,
pd: pd,
namespace: qlNs,
}
}
// QueryView generate view step
func (handler *ViewHandler) QueryView(ctx context.Context, qv QueryView) (*value.Value, error) {
outputsTemplate := fmt.Sprintf(OutputsTemplate, qv.Export, qv.Export)
queryKey := QueryParameterKey{}
if err := json.Unmarshal([]byte(outputsTemplate), &queryKey); err != nil {
return nil, err
}
handler.viewTask = v1beta1.WorkflowStep{
Name: fmt.Sprintf("%s-%s", qv.View, qv.Export),
Type: qv.View,
Properties: oamutil.Object2RawExtension(qv.Parameter),
Outputs: queryKey.Outputs,
}
pCtx := process.NewContext(process.ContextData{})
taskDiscover := tasks.NewViewTaskDiscover(handler.pd, handler.cli, handler.cfg, handler.dispatch, handler.delete, handler.namespace, 3, pCtx)
genTask, err := taskDiscover.GetTaskGenerator(ctx, handler.viewTask.Type)
if err != nil {
return nil, err
}
runner, err := genTask(handler.viewTask, &wfTypes.GeneratorOptions{ID: utils.RandomString(10)})
if err != nil {
return nil, err
}
viewCtx, err := NewViewContext()
if err != nil {
return nil, err
}
status, _, err := runner.Run(viewCtx, &wfTypes.TaskRunOptions{})
if err != nil {
return nil, err
}
if string(status.Phase) != ViewTaskPhaseSucceeded {
return nil, errors.Errorf("failed to query the view %s", status.Message)
}
return viewCtx.GetVar(qv.Export)
}
func (handler *ViewHandler) dispatch(ctx context.Context, cluster string, owner common.ResourceCreatorRole, manifests ...*unstructured.Unstructured) error {
ctx = multicluster.ContextWithClusterName(ctx, cluster)
applicator := apply.NewAPIApplicator(handler.cli)
for _, manifest := range manifests {
if err := applicator.Apply(ctx, manifest); err != nil {
return err
}
}
return nil
}
func (handler *ViewHandler) delete(ctx context.Context, cluster string, owner common.ResourceCreatorRole, manifest *unstructured.Unstructured) error {
return handler.cli.Delete(ctx, manifest)
}
// QueryParameterKey query parameter key
type QueryParameterKey struct {
Outputs common.StepOutputs `json:"outputs"`
}
// OutputsTemplate output template
var OutputsTemplate = `
{
"outputs": [
{
"valueFrom": "%s",
"name": "%s"
}
]
}
`