diff options
Diffstat (limited to 'cmd/swarm/fs.go')
-rw-r--r-- | cmd/swarm/fs.go | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/cmd/swarm/fs.go b/cmd/swarm/fs.go new file mode 100644 index 000000000..0124586cf --- /dev/null +++ b/cmd/swarm/fs.go @@ -0,0 +1,127 @@ +// Copyright 2018 The go-ethereum Authors +// This file is part of go-ethereum. +// +// go-ethereum is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or +// (at your option) any later version. +// +// go-ethereum is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>. + +package main + +import ( + "context" + "fmt" + "path/filepath" + "strings" + "time" + + "github.com/ethereum/go-ethereum/cmd/utils" + "github.com/ethereum/go-ethereum/node" + "github.com/ethereum/go-ethereum/rpc" + "github.com/ethereum/go-ethereum/swarm/fuse" + "gopkg.in/urfave/cli.v1" +) + +func mount(cliContext *cli.Context) { + args := cliContext.Args() + if len(args) < 2 { + utils.Fatalf("Usage: swarm fs mount --ipcpath <path to bzzd.ipc> <manifestHash> <file name>") + } + + client, err := dialRPC(cliContext) + if err != nil { + utils.Fatalf("had an error dailing to RPC endpoint: %v", err) + } + defer client.Close() + + ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second) + defer cancel() + + mf := &fuse.MountInfo{} + mountPoint, err := filepath.Abs(filepath.Clean(args[1])) + if err != nil { + utils.Fatalf("error expanding path for mount point: %v", err) + } + err = client.CallContext(ctx, mf, "swarmfs_mount", args[0], mountPoint) + if err != nil { + utils.Fatalf("had an error calling the RPC endpoint while mounting: %v", err) + } +} + +func unmount(cliContext *cli.Context) { + args := cliContext.Args() + + if len(args) < 1 { + utils.Fatalf("Usage: swarm fs unmount --ipcpath <path to bzzd.ipc> <mount path>") + } + client, err := dialRPC(cliContext) + if err != nil { + utils.Fatalf("had an error dailing to RPC endpoint: %v", err) + } + defer client.Close() + + ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second) + defer cancel() + + mf := fuse.MountInfo{} + err = client.CallContext(ctx, &mf, "swarmfs_unmount", args[0]) + if err != nil { + utils.Fatalf("encountered an error calling the RPC endpoint while unmounting: %v", err) + } + fmt.Printf("%s\n", mf.LatestManifest) //print the latest manifest hash for user reference +} + +func listMounts(cliContext *cli.Context) { + client, err := dialRPC(cliContext) + if err != nil { + utils.Fatalf("had an error dailing to RPC endpoint: %v", err) + } + defer client.Close() + + ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second) + defer cancel() + + mf := []fuse.MountInfo{} + err = client.CallContext(ctx, &mf, "swarmfs_listmounts") + if err != nil { + utils.Fatalf("encountered an error calling the RPC endpoint while unmounting: %v", err) + } + if len(mf) == 0 { + fmt.Print("Could not found any swarmfs mounts. Please make sure you've specified the correct RPC endpoint\n") + } else { + fmt.Printf("Found %d swarmfs mount(s):\n", len(mf)) + for i, mountInfo := range mf { + fmt.Printf("%d:\n", i) + fmt.Printf("\tMount point: %s\n", mountInfo.MountPoint) + fmt.Printf("\tLatest Manifest: %s\n", mountInfo.LatestManifest) + fmt.Printf("\tStart Manifest: %s\n", mountInfo.StartManifest) + } + } +} + +func dialRPC(ctx *cli.Context) (*rpc.Client, error) { + var endpoint string + + if ctx.IsSet(utils.IPCPathFlag.Name) { + endpoint = ctx.String(utils.IPCPathFlag.Name) + } else { + utils.Fatalf("swarm ipc endpoint not specified") + } + + if endpoint == "" { + endpoint = node.DefaultIPCEndpoint(clientIdentifier) + } else if strings.HasPrefix(endpoint, "rpc:") || strings.HasPrefix(endpoint, "ipc:") { + // Backwards compatibility with geth < 1.5 which required + // these prefixes. + endpoint = endpoint[4:] + } + return rpc.Dial(endpoint) +} |