79 lines
1.5 KiB
Go
79 lines
1.5 KiB
Go
package authentication
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import (
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"encoding/json"
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"errors"
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"fmt"
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"git.selly.red/Selly-Modules/natsio"
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"go.mongodb.org/mongo-driver/bson"
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)
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// Client ...
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type Client struct {
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Config Config
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natsServer natsio.Server
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natsJetStream natsio.JetStream
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Request Request
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}
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var (
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client *Client
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)
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// NewClient
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// Init client elasticsearch
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func NewClient(config Config) (*Client, error) {
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if config.ApiKey == "" {
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return nil, errors.New("api key is required")
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}
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if config.Nats.URL == "" {
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return nil, errors.New("nats url is required")
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}
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if err := natsio.Connect(config.Nats); err != nil {
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return nil, fmt.Errorf("nats connect failed: %v", err)
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}
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client = &Client{
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Config: config,
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natsServer: natsio.GetServer(),
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natsJetStream: natsio.GetJetStream(),
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Request: Request{},
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}
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return client, nil
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}
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// requestNats
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// publish message to nats and waiting response
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func requestNats(subject string, data []byte) (*Response, error) {
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var (
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req = RequestBody{
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ApiKey: client.Config.ApiKey,
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Body: data,
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}
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res *Response
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)
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msg, err := client.natsServer.Request(subject, toBytes(req))
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if err != nil {
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return nil, err
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}
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if err = json.Unmarshal(msg.Data, &res); err != nil {
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return nil, err
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}
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if res.Message != "" {
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return nil, errors.New(res.Message)
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}
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return res, nil
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}
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func toBytes(data interface{}) []byte {
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b, _ := json.Marshal(data)
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return b
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}
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// bsonToBytes ...
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func bsonToBytes(data interface{}) []byte {
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b, _ := bson.Marshal(data)
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return b
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}
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