Revert "Add debugging helpers"

This reverts commit 2240844.

Longhorn 2187

Signed-off-by: Eric Weber <eric.weber@suse.com>

Dockerfile.dapper

@@ -118,7 +118,7 @@ RUN cd integration && \
 
 # Build longhorn-instance-manager for integration testing
 RUN cd /go/src/github.com/longhorn && \
-    git clone https://github.com/ejweber/longhorn-instance-manager.git -b 2187-fsfreeze && \
+    git clone https://github.com/longhorn/longhorn-instance-manager.git && \
     cd longhorn-instance-manager && \
     go build -o ./longhorn-instance-manager -tags netgo -ldflags "-linkmode external -extldflags -static" && \
     install longhorn-instance-manager /usr/local/bin

pkg/controller/control.go

@@ -269,9 +269,6 @@ func (c *Controller) Snapshot(inputName string, labels map[string]string, should
 		}
 	}
 
-	log.Warn("Pause for debugging")
-	time.Sleep(10 * time.Second)
-
 	c.Lock()
 	defer c.Unlock()
 	if err = c.canDoSnapshot(); err != nil {