mirror of https://github.com/dapr/go-sdk.git
69 lines
1.5 KiB
Go
69 lines
1.5 KiB
Go
package main
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import (
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"context"
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"log"
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"os"
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dapr "github.com/dapr/go-sdk/client"
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)
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var (
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logger = log.New(os.Stdout, "", 0)
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)
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func main() {
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// just for this demo
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ctx := context.Background()
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data := []byte("ping")
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// create the client
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client, err := dapr.NewClient()
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if err != nil {
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logger.Panic(err)
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}
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defer client.Close(ctx)
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// publish a message to the topic messagebus
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err = client.PublishEvent(ctx, "messagebus", data)
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if err != nil {
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logger.Panic(err)
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}
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logger.Println("data published")
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// save state with the key key1
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err = client.SaveStateWithData(ctx, "statestore", "key1", data)
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if err != nil {
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logger.Panic(err)
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}
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logger.Println("data saved")
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// get state for key key1
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dataOut, err := client.GetState(ctx, "statestore", "key1")
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if err != nil {
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logger.Panic(err)
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}
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logger.Printf("data out: %s", string(dataOut))
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// delete state for key key1
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err = client.DeleteState(ctx, "statestore", "key1")
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if err != nil {
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logger.Panic(err)
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}
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logger.Println("data deleted")
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// invoke a method called MyMethod on another dapr enabled service
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resp, err := client.InvokeServiceWithContent(ctx, "serving", "MyMethod",
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"text/plain; charset=UTF-8", data)
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if err != nil {
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logger.Panic(err)
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}
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logger.Printf("service method invoked, response: %s", string(resp))
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err = client.InvokeOutputBinding(ctx, "example-http-binding", "create", nil)
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if err != nil {
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panic(err)
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}
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logger.Println("binding invoked")
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}
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