kubekey/pkg/modules/module.go
liujian 954579beb5
fix: Remove the error stack from the intermediate layer. (#2521)
Signed-off-by: joyceliu <joyceliu@yunify.com>
Co-authored-by: joyceliu <joyceliu@yunify.com>
2025-04-01 17:13:48 +08:00

132 lines
3.4 KiB
Go

/*
Copyright 2023 The KubeSphere 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 modules
import (
"context"
"github.com/cockroachdb/errors"
kkcorev1 "github.com/kubesphere/kubekey/api/core/v1"
kkcorev1alpha1 "github.com/kubesphere/kubekey/api/core/v1alpha1"
"k8s.io/apimachinery/pkg/runtime"
utilruntime "k8s.io/apimachinery/pkg/util/runtime"
"github.com/kubesphere/kubekey/v4/pkg/connector"
"github.com/kubesphere/kubekey/v4/pkg/variable"
)
// message for stdout
const (
// StdoutSuccess message for common module
StdoutSuccess = "success"
StdoutSkip = "skip"
// StdoutTrue for bool module
StdoutTrue = "True"
// StdoutFalse for bool module
StdoutFalse = "False"
)
// ModuleExecFunc exec module
type ModuleExecFunc func(ctx context.Context, options ExecOptions) (stdout string, stderr string)
// ExecOptions for module
type ExecOptions struct {
// the defined Args for module
Args runtime.RawExtension
// which Host to execute
Host string
// the variable module need
variable.Variable
// the task to be executed
Task kkcorev1alpha1.Task
// the playbook to be executed
Playbook kkcorev1.Playbook
}
func (o ExecOptions) getAllVariables() (map[string]any, error) {
ha, err := o.Variable.Get(variable.GetAllVariable(o.Host))
if err != nil {
return nil, err
}
vd, ok := ha.(map[string]any)
if !ok {
return nil, errors.Errorf("host: %s variable is not a map", o.Host)
}
return vd, nil
}
var module = make(map[string]ModuleExecFunc)
// RegisterModule register module
func RegisterModule(moduleName string, exec ModuleExecFunc) error {
if _, ok := module[moduleName]; ok {
return errors.Errorf("module %s is exist", moduleName)
}
module[moduleName] = exec
return nil
}
// FindModule by module name which has register.
func FindModule(moduleName string) ModuleExecFunc {
return module[moduleName]
}
func init() {
utilruntime.Must(RegisterModule("assert", ModuleAssert))
utilruntime.Must(RegisterModule("command", ModuleCommand))
utilruntime.Must(RegisterModule("shell", ModuleCommand))
utilruntime.Must(RegisterModule("copy", ModuleCopy))
utilruntime.Must(RegisterModule("fetch", ModuleFetch))
utilruntime.Must(RegisterModule("debug", ModuleDebug))
utilruntime.Must(RegisterModule("template", ModuleTemplate))
utilruntime.Must(RegisterModule("set_fact", ModuleSetFact))
utilruntime.Must(RegisterModule("gen_cert", ModuleGenCert))
utilruntime.Must(RegisterModule("image", ModuleImage))
}
type key struct{}
// ConnKey for connector which store in context
var ConnKey = &key{}
func getConnector(ctx context.Context, host string, v variable.Variable) (connector.Connector, error) {
var conn connector.Connector
var err error
if val := ctx.Value(ConnKey); val != nil {
if vd, ok := val.(connector.Connector); ok {
conn = vd
}
} else {
conn, err = connector.NewConnector(host, v)
if err != nil {
return conn, err
}
}
if err = conn.Init(ctx); err != nil {
return conn, err
}
return conn, nil
}