move wakeup to client package and extract http client

client/wakeup.go

@@ -0,0 +1,28 @@
+package client
+
+import (
+	"github.com/pkg/errors"
+	"github.com/zrepl/zrepl/config"
+	"github.com/zrepl/zrepl/daemon"
+)
+
+func RunWakeup(config config.Config, args []string) error {
+	if len(args) != 1 {
+		return errors.Errorf("Expected 1 argument: job")
+	}
+
+	httpc, err := controlHttpClient(config.Global.Control.SockPath)
+	if err != nil {
+		return err
+	}
+
+	err = jsonRequestResponse(httpc, daemon.ControlJobEndpointWakeup,
+		struct {
+			Name string
+		}{
+			Name: args[0],
+		},
+		struct{}{},
+	)
+	return err
+}