add signaldctl raw subcommand

cmd/signaldctl/cmd/raw.go

@@ -0,0 +1,56 @@
+package cmd
+
+import (
+	"encoding/json"
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/spf13/cobra"
+	"gitlab.com/signald/signald-go/cmd/signaldctl/common"
+	"gitlab.com/signald/signald-go/signald"
+)
+
+var rawCmd = &cobra.Command{
+	Use:   "raw <version> <type> [<json>]",
+	Short: "make a request to signald",
+	Long:  "make a raw request to signald, returning the result. If request data is not provided via command line argument labeled \"json\", it must be provided via stdin",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		if len(args) < 3 {
+			return cmd.Help()
+		}
+
+		var reqdata map[string]interface{}
+		if err := json.Unmarshal([]byte(args[2]), &reqdata); err != nil {
+			return err
+		}
+
+		requestID := signald.GenerateID()
+		reqdata["id"] = requestID
+		reqdata["type"] = args[1]
+		reqdata["version"] = args[0]
+
+		go common.Signald.Listen(nil)
+
+		err := common.Signald.RawRequest(reqdata)
+		if err != nil {
+			log.Println("error submitting request to signald")
+			return err
+		}
+
+		responseChannel := common.Signald.GetResponseListener(requestID)
+		defer common.Signald.CloseResponseListener(requestID)
+
+		rawResponse := <-responseChannel
+		if rawResponse.Error != nil {
+			return fmt.Errorf("signald error: %s", string(rawResponse.Error))
+		}
+
+		_, err = os.Stdout.Write(rawResponse.Data)
+		return err
+	},
+}
+
+func init() {
+	RootCmd.AddCommand(rawCmd)
+}