Not interpreting server NotFound error as server down

internal/runner/accept.go

@@ -72,22 +72,17 @@ func (r *Runner) AcceptMany(ctx context.Context) {
 				r.logger.Error("runner unexpectedly deregistered, exiting")
 				time.Sleep(5 * time.Second)
 				return
-
-			case codes.NotFound:
-				// This means the runner was deregistered and we must exit.
-				// This won't be fixed unless the runner is closed and restarted.
-				r.logger.Error("runner unexpectedly deregistered, exiting")
-				return
 			case codes.Unavailable, codes.Unimplemented:
 				// Server became unavailable. Unimplemented likely means that the server
 				// is running behind a proxy and is failing health checks.
 
 				// Let's just sleep to give the server time to come back.
-				r.logger.Warn("server unavailable, sleeping before retry", "error", err)
-				time.Sleep(time.Duration(2+rand.Intn(3)) * time.Second)
+				r.logger.Warn("server unavailable", "error", err)
 			default:
 				r.logger.Error("error running job", "error", err)
 			}
+			r.logger.Warn("sleeping before retry", "error", err)
+			time.Sleep(time.Duration(2+rand.Intn(3)) * time.Second)
 		}
 	}
 }
@@ -261,8 +256,8 @@ RESTART_JOB_STREAM:
 		},
 	}); err != nil {
 		if atomic.LoadInt32(&canceled) > 0 ||
-			status.Code(err) == codes.Unavailable ||
-			status.Code(err) == codes.NotFound {
+			status.Code(err) == codes.Unavailable {
+			log.Trace("Restarting the accept loop due to a cancellation and we got an error sending on the job stream. I don't think we'll see this.", "err", err)
 			goto RESTART_JOB_STREAM
 		}
 
@@ -278,8 +273,8 @@ RESTART_JOB_STREAM:
 	resp, err := client.Recv()
 	if err != nil {
 		if atomic.LoadInt32(&canceled) > 0 ||
-			status.Code(err) == codes.Unavailable ||
-			status.Code(err) == codes.NotFound {
+			status.Code(err) == codes.Unavailable {
+			log.Trace("Restarting the accept loop due to a cancellation and we got an error receiving the runner job stream. I don't think we'll see this.", "err", err)
 			goto RESTART_JOB_STREAM
 		}
 

internal/runner/operation_project_destroy.go

@@ -6,12 +6,13 @@ package runner
 import (
 	"context"
 	"github.com/hashicorp/go-hclog"
-	projConfig "github.com/hashicorp/waypoint/internal/config"
-	"github.com/hashicorp/waypoint/internal/core"
-	pb "github.com/hashicorp/waypoint/pkg/server/gen"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
 	empty "google.golang.org/protobuf/types/known/emptypb"
+
+	projConfig "github.com/hashicorp/waypoint/internal/config"
+	"github.com/hashicorp/waypoint/internal/core"
+	pb "github.com/hashicorp/waypoint/pkg/server/gen"
 )
 
 func (r *Runner) executeDestroyProjectOp(