"os"
	gopath "path"
	"strings"

	cmds "github.com/ipfs/go-ipfs/commands"
	core "github.com/ipfs/go-ipfs/core"
	dag "github.com/ipfs/go-ipfs/merkledag"
	mfs "github.com/ipfs/go-ipfs/mfs"
	path "github.com/ipfs/go-ipfs/path"
	ft "github.com/ipfs/go-ipfs/unixfs"

	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("cmds/files")

var FilesCmd = &cmds.Command{
	Helptext: cmds.HelpText{
		Tagline: "Manipulate unixfs files.",
		ShortDescription: `
Files is an API for manipulating ipfs objects as if they were a unix filesystem.
`,
	},
	Options: []cmds.Option{
		cmds.BoolOption("f", "flush", "flush target and ancestors after write (default: true)"),
	},
	Subcommands: map[string]*cmds.Command{
		"read":  FilesReadCmd,
		"write": FilesWriteCmd,
		"mv":    FilesMvCmd,

package relay_test

import (
	"io"
	"testing"

	inet "github.com/ipfs/go-ipfs/p2p/net"
	protocol "github.com/ipfs/go-ipfs/p2p/protocol"
	relay "github.com/ipfs/go-ipfs/p2p/protocol/relay"
	testutil "github.com/ipfs/go-ipfs/p2p/test/util"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"

	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
)

var log = logging.Logger("relay_test")

func TestRelaySimple(t *testing.T) {

	ctx := context.Background()

	// these networks have the relay service wired in already.
	n1 := testutil.GenHostSwarm(t, ctx)
	n2 := testutil.GenHostSwarm(t, ctx)
	n3 := testutil.GenHostSwarm(t, ctx)

	n1p := n1.ID()
	n2p := n2.ID()
	n3p := n3.ID()

	n2pi := n2.Peerstore().PeerInfo(n2p)

	merkledag "github.com/ipfs/go-ipfs/merkledag"
	namesys "github.com/ipfs/go-ipfs/namesys"
	ipnsrp "github.com/ipfs/go-ipfs/namesys/republisher"
	path "github.com/ipfs/go-ipfs/path"
	pin "github.com/ipfs/go-ipfs/pin"
	repo "github.com/ipfs/go-ipfs/repo"
	config "github.com/ipfs/go-ipfs/repo/config"
	u "github.com/ipfs/go-ipfs/util"
)

const IpnsValidatorTag = "ipns"
const kSizeBlockstoreWriteCache = 100
const kReprovideFrequency = time.Hour * 12
const discoveryConnTimeout = time.Second * 30

var log = logging.Logger("core")

type mode int

const (
	// zero value is not a valid mode, must be explicitly set
	invalidMode mode = iota
	offlineMode
	onlineMode
)

// IpfsNode is IPFS Core module. It represents an IPFS instance.
type IpfsNode struct {

	// Self
	Identity peer.ID // the local node's identity

	"math/rand"
	"testing"
	"time"

	host "github.com/ipfs/go-ipfs/p2p/host"
	inet "github.com/ipfs/go-ipfs/p2p/net"
	peer "github.com/ipfs/go-ipfs/p2p/peer"
	protocol "github.com/ipfs/go-ipfs/p2p/protocol"
	testutil "github.com/ipfs/go-ipfs/p2p/test/util"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"

	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
	u "github.com/ipfs/go-ipfs/util"
)

var log = logging.Logger("backpressure")

// TestBackpressureStreamHandler tests whether mux handler
// ratelimiting works. Meaning, since the handler is sequential
// it should block senders.
//
// Important note: spdystream (which peerstream uses) has a set
// of n workers (n=spdsystream.FRAME_WORKERS) which handle new
// frames, including those starting new streams. So all of them
// can be in the handler at one time. Also, the sending side
// does not rate limit unless we call stream.Wait()
//
//
// Note: right now, this happens muxer-wide. the muxer should
// learn to flow control, so handlers cant block each other.
func TestBackpressureStreamHandler(t *testing.T) {

package pin

import (
	"fmt"
	"sync"
	"time"

	ds "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/ipfs/go-datastore"
	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
	key "github.com/ipfs/go-ipfs/blocks/key"
	"github.com/ipfs/go-ipfs/blocks/set"
	mdag "github.com/ipfs/go-ipfs/merkledag"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("pin")

var pinDatastoreKey = ds.NewKey("/local/pins")

var emptyKey = key.B58KeyDecode("QmdfTbBqBPQ7VNxZEYEj14VmRuZBkqFbiwReogJgS1zR1n")

const (
	linkDirect    = "direct"
	linkRecursive = "recursive"
)

type PinMode int

const (
	Recursive PinMode = iota
	Direct

package tour

import (
	"strconv"
	"strings"

	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("tour")

// ID is a string identifier for topics
type ID string

// LessThan returns whether this ID is sorted earlier than another.
func (i ID) LessThan(o ID) bool {
	return compareDottedInts(string(i), string(o))
}

// IDSlice implements the sort interface for ID slices.
type IDSlice []ID

func (a IDSlice) Len() int           { return len(a) }
func (a IDSlice) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
func (a IDSlice) Less(i, j int) bool { return a[i].LessThan(a[j]) }

// Topic is a type of objects that structures a tour topic.
type Topic struct {
	ID ID
	Content
}

	"net/http"
	"net/url"
	"runtime/debug"
	"strconv"
	"strings"
	"sync"

	cors "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/rs/cors"
	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
	"github.com/ipfs/go-ipfs/repo/config"

	cmds "github.com/ipfs/go-ipfs/commands"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("commands/http")

// the internal handler for the API
type internalHandler struct {
	ctx  cmds.Context
	root *cmds.Command
	cfg  *ServerConfig
}

// The Handler struct is funny because we want to wrap our internal handler
// with CORS while keeping our fields.
type Handler struct {
	internalHandler
	corsHandler http.Handler
}

	"time"

	proto "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/gogo/protobuf/proto"
	ds "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-datastore"
	ma "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-multiaddr"
	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
	key "github.com/ipfs/go-ipfs/blocks/key"
	peer "github.com/ipfs/go-ipfs/p2p/peer"
	routing "github.com/ipfs/go-ipfs/routing"
	dhtpb "github.com/ipfs/go-ipfs/routing/dht/pb"
	u "github.com/ipfs/go-ipfs/util"
	"github.com/ipfs/go-ipfs/util/testutil"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("mockrouter")

type client struct {
	datastore ds.Datastore
	server    server
	peer      testutil.Identity
}

// FIXME(brian): is this method meant to simulate putting a value into the network?
func (c *client) PutValue(ctx context.Context, key key.Key, val []byte) error {
	log.Debugf("PutValue: %s", key)
	rec := new(dhtpb.Record)
	rec.Value = val
	rec.Key = proto.String(string(key))
	rec.TimeReceived = proto.String(u.FormatRFC3339(time.Now()))
	data, err := proto.Marshal(rec)

	"syscall"

	fuse "github.com/ipfs/go-ipfs/Godeps/_workspace/src/bazil.org/fuse"
	fs "github.com/ipfs/go-ipfs/Godeps/_workspace/src/bazil.org/fuse/fs"
	proto "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/gogo/protobuf/proto"
	"github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
	core "github.com/ipfs/go-ipfs/core"
	mdag "github.com/ipfs/go-ipfs/merkledag"
	path "github.com/ipfs/go-ipfs/path"
	uio "github.com/ipfs/go-ipfs/unixfs/io"
	ftpb "github.com/ipfs/go-ipfs/unixfs/pb"
	lgbl "github.com/ipfs/go-ipfs/util/eventlog/loggables"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("fuse/ipfs")

// FileSystem is the readonly Ipfs Fuse Filesystem.
type FileSystem struct {
	Ipfs *core.IpfsNode
}

// NewFileSystem constructs new fs using given core.IpfsNode instance.
func NewFileSystem(ipfs *core.IpfsNode) *FileSystem {
	return &FileSystem{Ipfs: ipfs}
}

// Root constructs the Root of the filesystem, a Root object.
func (f FileSystem) Root() (fs.Node, error) {
	return &Root{Ipfs: f.Ipfs}, nil
}

	"io/ioutil"
	golog "log"
	"net"
	"sync"
	"time"

	"github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/cryptix/mdns"
	ma "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-multiaddr"
	manet "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-multiaddr-net"

	"github.com/ipfs/go-ipfs/p2p/host"
	"github.com/ipfs/go-ipfs/p2p/peer"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("mdns")

const ServiceTag = "discovery.ipfs.io"

type Service interface {
	io.Closer
	RegisterNotifee(Notifee)
	UnregisterNotifee(Notifee)
}

type Notifee interface {
	HandlePeerFound(peer.PeerInfo)
}

type mdnsService struct {
	server  *mdns.Server

	"errors"
	"time"

	proto "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/gogo/protobuf/proto"
	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"

	key "github.com/ipfs/go-ipfs/blocks/key"
	"github.com/ipfs/go-ipfs/p2p/host"
	peer "github.com/ipfs/go-ipfs/p2p/peer"
	routing "github.com/ipfs/go-ipfs/routing"
	pb "github.com/ipfs/go-ipfs/routing/dht/pb"
	proxy "github.com/ipfs/go-ipfs/routing/supernode/proxy"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("supernode")

type Client struct {
	peerhost  host.Host
	peerstore peer.Peerstore
	proxy     proxy.Proxy
	local     peer.ID
}

// TODO take in datastore/cache
func NewClient(px proxy.Proxy, h host.Host, ps peer.Peerstore, local peer.ID) (*Client, error) {
	return &Client{
		proxy:     px,
		local:     local,
		peerstore: ps,
		peerhost:  h,

package addrutil

import (
	"fmt"

	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"

	ma "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-multiaddr"
	manet "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-multiaddr-net"
	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
)

var log = logging.Logger("p2p/net/swarm/addr")

// SupportedTransportStrings is the list of supported transports for the swarm.
// These are strings of encapsulated multiaddr protocols. E.g.:
//   /ip4/tcp
var SupportedTransportStrings = []string{
	"/ip4/tcp",
	"/ip6/tcp",
	// "/ip4/udp/utp", disabled because the lib is broken
	// "/ip6/udp/utp", disabled because the lib is broken
	// "/ip4/udp/udt", disabled because the lib doesnt work on arm
	// "/ip6/udp/udt", disabled because the lib doesnt work on arm
}

// SupportedTransportProtocols is the list of supported transports for the swarm.
// These are []ma.Protocol lists. Populated at runtime from SupportedTransportStrings
var SupportedTransportProtocols = [][]ma.Protocol{}

func init() {

package gc

import (
	bstore "github.com/ipfs/go-ipfs/blocks/blockstore"
	key "github.com/ipfs/go-ipfs/blocks/key"
	bserv "github.com/ipfs/go-ipfs/blockservice"
	offline "github.com/ipfs/go-ipfs/exchange/offline"
	dag "github.com/ipfs/go-ipfs/merkledag"
	pin "github.com/ipfs/go-ipfs/pin"

	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("gc")

// GC performs a mark and sweep garbage collection of the blocks in the blockstore
// first, it creates a 'marked' set and adds to it the following:
// - all recursively pinned blocks, plus all of their descendants (recursively)
// - all directly pinned blocks
// - all blocks utilized internally by the pinner
//
// The routine then iterates over every block in the blockstore and
// deletes any block that is not found in the marked set.
func GC(ctx context.Context, bs bstore.GCBlockstore, pn pin.Pinner) (<-chan key.Key, error) {
	unlock := bs.GCLock()

	bsrv := bserv.New(bs, offline.Exchange(bs))
	ds := dag.NewDAGService(bsrv)

	gcs, err := ColoredSet(pn, ds)

package corerepo

import (
	"errors"
	"time"

	humanize "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/dustin/go-humanize"
	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
	key "github.com/ipfs/go-ipfs/blocks/key"
	"github.com/ipfs/go-ipfs/core"
	gc "github.com/ipfs/go-ipfs/pin/gc"
	repo "github.com/ipfs/go-ipfs/repo"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("corerepo")

var ErrMaxStorageExceeded = errors.New("Maximum storage limit exceeded. Maybe unpin some files?")

type KeyRemoved struct {
	Key key.Key
}

type GC struct {
	Node       *core.IpfsNode
	Repo       repo.Repo
	StorageMax uint64
	StorageGC  uint64
	SlackGB    uint64
	Storage    uint64
}

import (
	"encoding/json"
	"errors"
	"fmt"
	"io"
	"os"
	"path/filepath"

	"github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/facebookgo/atomicfile"
	"github.com/ipfs/go-ipfs/repo/config"
	"github.com/ipfs/go-ipfs/util"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("fsrepo")

// ReadConfigFile reads the config from `filename` into `cfg`.
func ReadConfigFile(filename string, cfg interface{}) error {
	f, err := os.Open(filename)
	if err != nil {
		return err
	}
	defer f.Close()
	if err := json.NewDecoder(f).Decode(cfg); err != nil {
		return fmt.Errorf("Failure to decode config: %s", err)
	}
	return nil
}

// WriteConfigFile writes the config from `cfg` into `filename`.

package commands

import (
	"io"
	"strings"

	cmds "github.com/ipfs/go-ipfs/commands"
	files "github.com/ipfs/go-ipfs/core/commands/files"
	ocmd "github.com/ipfs/go-ipfs/core/commands/object"
	unixfs "github.com/ipfs/go-ipfs/core/commands/unixfs"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("core/commands")

type TestOutput struct {
	Foo string
	Bar int
}

const (
	ApiOption = "api"
)

var Root = &cmds.Command{
	Helptext: cmds.HelpText{
		Tagline: "Global p2p merkle-dag filesystem.",
		Synopsis: `
ipfs [<flags>] <command> [<arg>] ...
`,
		ShortDescription: `

// package chunk implements streaming block splitters
package chunk

import (
	"io"

	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("chunk")

var DefaultBlockSize int64 = 1024 * 256

type Splitter interface {
	NextBytes() ([]byte, error)
}

type SplitterGen func(r io.Reader) Splitter

func DefaultSplitter(r io.Reader) Splitter {
	return NewSizeSplitter(r, DefaultBlockSize)
}

func SizeSplitterGen(size int64) SplitterGen {
	return func(r io.Reader) Splitter {
		return NewSizeSplitter(r, size)
	}
}

func Chan(s Splitter) (<-chan []byte, <-chan error) {
	out := make(chan []byte)

	"errors"
	"fmt"
	"io"
	"sync"
	"time"

	msgio "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/jbenet/go-msgio"
	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"
	ci "github.com/ipfs/go-ipfs/p2p/crypto"
	pb "github.com/ipfs/go-ipfs/p2p/crypto/secio/pb"
	peer "github.com/ipfs/go-ipfs/p2p/peer"
	u "github.com/ipfs/go-ipfs/util"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

var log = logging.Logger("secio")

// ErrUnsupportedKeyType is returned when a private key cast/type switch fails.
var ErrUnsupportedKeyType = errors.New("unsupported key type")

// ErrClosed signals the closing of a connection.
var ErrClosed = errors.New("connection closed")

// ErrEcho is returned when we're attempting to handshake with the same keys and nonces.
var ErrEcho = errors.New("same keys and nonces. one side talking to self.")

// HandshakeTimeout governs how long the handshake will be allowed to take place for.
// Making this number large means there could be many bogus connections waiting to
// timeout in flight. Typical handshakes take ~3RTTs, so it should be completed within
// seconds across a typical planet in the solar system.
var HandshakeTimeout = time.Second * 30

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b4kPqaus+7g0DynCk7A2kTMa3cgtO20CZ9MBJFEPqRRHHksjHVmlxPb42bB348aR
UVsWkRRYOmRML7avTgkX8WFsmdZ1d7E7aQLYnCIel85+5iP7hWyNtEMsAHk02XCL
AAb7RaEDNJOa7qvUFecB
=mzPY
-----END PGP SIGNATURE-----


*/

)

var log = logging.Logger("updates")

var currentVersion *semver.Version

// ErrNoUpdateAvailable returned when a check fails to find a newer update.
var ErrNoUpdateAvailable = check.NoUpdateAvailable

func init() {
	var err error
	currentVersion, err = parseVersion()
	if err != nil {
		log.Fatalf("invalid version number in code (must be semver): %q", Version)
	}
	log.Infof("go-ipfs Version: %s", currentVersion)
}

	ggio "github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/gogo/protobuf/io"
	context "github.com/ipfs/go-ipfs/Godeps/_workspace/src/golang.org/x/net/context"

	key "github.com/ipfs/go-ipfs/blocks/key"
	host "github.com/ipfs/go-ipfs/p2p/host"
	inet "github.com/ipfs/go-ipfs/p2p/net"
	peer "github.com/ipfs/go-ipfs/p2p/peer"
	dhtpb "github.com/ipfs/go-ipfs/routing/dht/pb"
	kbucket "github.com/ipfs/go-ipfs/routing/kbucket"
	logging "github.com/ipfs/go-ipfs/vendor/QmQg1J6vikuXF9oDvm4wpdeAUvvkVEKW1EYDw9HhTMnP2b/go-log"
)

const ProtocolSNR = "/ipfs/supernoderouting"

var log = logging.Logger("supernode/proxy")

type Proxy interface {
	Bootstrap(context.Context) error
	HandleStream(inet.Stream)
	SendMessage(ctx context.Context, m *dhtpb.Message) error
	SendRequest(ctx context.Context, m *dhtpb.Message) (*dhtpb.Message, error)
}

type standard struct {
	Host host.Host

	remoteInfos []peer.PeerInfo // addr required for bootstrapping
	remoteIDs   []peer.ID       // []ID is required for each req. here, cached for performance.
}