66 lines
1.9 KiB
Go
66 lines
1.9 KiB
Go
package manage
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import (
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"fmt"
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"gitea.cdlsxd.cn/zhouyonggao/marketing-plugin/shared"
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"github.com/go-playground/validator/v10"
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"github.com/hashicorp/go-plugin"
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"github.com/pkg/errors"
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"os/exec"
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"time"
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)
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type Config struct {
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Cmd string `validate:"required"` // 插件的执行路径
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Tag string `validate:"required"` // 插件的tag,对应插件
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Version uint `validate:"required"` // 插件的版本
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CookieKey string `validate:"required"` // 插件通信的cookie key
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CookieValue string `validate:"required"` // 插件通信的cookie value
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Timeout time.Duration // 插件超时时间
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// 供应商配置
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// Config json.RawMessage
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}
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func (c *Config) Validate() error {
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err := validator.New().Struct(c)
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if err == nil {
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return nil
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}
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var combinedErr error
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for index, err2 := range err.(validator.ValidationErrors) {
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combinedErr = errors.Wrap(err2, fmt.Sprintf("index:%d,field:%s \n", index, err2.Field()))
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}
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return combinedErr
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}
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func newClient(c *Config) (shared.PluginService, func(), error) {
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pluginClientConfig := &plugin.ClientConfig{
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HandshakeConfig: shared.HandshakeConfig(c.Version, c.CookieKey, c.CookieValue),
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Cmd: exec.Command(c.Cmd),
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Plugins: map[string]plugin.Plugin{c.Tag: &shared.GRPCPlugin{}},
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AllowedProtocols: []plugin.Protocol{plugin.ProtocolGRPC},
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}
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if c.Timeout != 0 {
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pluginClientConfig.StartTimeout = c.Timeout
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}
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client := plugin.NewClient(pluginClientConfig)
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protocol, err := client.Client()
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if err != nil {
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return nil, func() {}, fmt.Errorf("pluginClient.Client err:%v", err)
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}
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cleanup := func() {
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_ = protocol.Close()
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client.Kill()
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}
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raw, err := protocol.Dispense(c.Tag)
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if err != nil {
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return nil, cleanup, fmt.Errorf("protocol.Dispense err:%v", err)
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}
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pluginService, ok := raw.(shared.PluginService)
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if !ok {
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return nil, cleanup, fmt.Errorf("unexpected plugin type: %T", raw)
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}
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return pluginService, cleanup, nil
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}
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