90 lines
1.5 KiB
Go
90 lines
1.5 KiB
Go
package mq
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import (
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"crypto/tls"
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"fmt"
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amqp "github.com/rabbitmq/amqp091-go"
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"net/url"
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"sync"
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)
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// Init - init mq client:
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// - @param.uri: "{scheme[amqp/amqps]}://{username}:{password}@{endpoint}/{virtual_host}"
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// - @param.certs: with amqps, certs[0]=client crt bytes, certs[0]=client key bytes
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type _client struct {
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sync.Mutex
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uri string
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tlsCfg *tls.Config
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conn *amqp.Connection
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ch *amqp.Channel
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consume <-chan amqp.Delivery
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queue *queueOption
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}
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func (c *_client) open() error {
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var (
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err error
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)
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c.Lock()
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defer c.Unlock()
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if c.tlsCfg != nil {
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c.conn, err = amqp.DialTLS(c.uri, c.tlsCfg)
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} else {
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c.conn, err = amqp.Dial(c.uri)
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}
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if err != nil {
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return err
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}
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if c.ch, err = c.conn.Channel(); err != nil {
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return err
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}
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if client.queue != nil && client.queue.name != "" {
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if _, err = client.ch.QueueDeclare(
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client.queue.name,
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client.queue.durable,
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client.queue.autoDelete,
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client.queue.exclusive,
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client.queue.noWait,
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client.queue.args,
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); err != nil {
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return fmt.Errorf("declare queue: %s, err: %w", client.queue.name, err)
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}
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}
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return nil
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}
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var (
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client = &_client{
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uri: "amqp://guest:guest@127.0.0.1:5672/",
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tlsCfg: nil,
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}
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)
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// Init - init mq client
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func Init(opts ...OptionFn) error {
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var (
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err error
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)
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for _, fn := range opts {
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fn(client)
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}
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if _, err = url.Parse(client.uri); err != nil {
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return fmt.Errorf("url parse uri err: %w", err)
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}
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if err = client.open(); err != nil {
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return err
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}
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return nil
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}
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