feat(storageminer): add api for transfer diagnostics

Add API + CLI for inspecting in depth diagnostics on graphsync transfers with a given peer

cmd/lotus-miner/market.go

@@ -638,6 +638,7 @@ var dataTransfersCmd = &cli.Command{
 		transfersListCmd,
 		marketRestartTransfer,
 		marketCancelTransfer,
+		transfersDiagnosticsCmd,
 	},
 }
 
@@ -857,6 +858,35 @@ var transfersListCmd = &cli.Command{
 	},
 }
 
+var transfersDiagnosticsCmd = &cli.Command{
+	Name:  "diagnostics",
+	Usage: "Get detailed diagnostics on active transfers with a specific peer",
+	Flags: []cli.Flag{},
+	Action: func(cctx *cli.Context) error {
+		if !cctx.Args().Present() {
+			return cli.ShowCommandHelp(cctx, cctx.Command.Name)
+		}
+		api, closer, err := lcli.GetMarketsAPI(cctx)
+		if err != nil {
+			return err
+		}
+		defer closer()
+		ctx := lcli.ReqContext(cctx)
+
+		targetPeer := peer.ID(cctx.Args().First())
+		diagnostics, err := api.MarketDataTransferDiagnostics(ctx, targetPeer)
+		if err != nil {
+			return err
+		}
+		out, err := json.MarshalIndent(diagnostics, "", "\t")
+		if err != nil {
+			return err
+		}
+		fmt.Println(string(out))
+		return nil
+	},
+}
+
 var dealsPendingPublish = &cli.Command{
 	Name:  "pending-publish",
 	Usage: "list deals waiting in publish queue",