Golang go-log.Logger函数代码示例

output to the user, including text, JSON, and XML marshallers.
*/

package commands

import (
	"errors"
	"fmt"
	"io"
	"reflect"

	"github.com/ipfs/go-ipfs/path"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
)

var log = logging.Logger("command")

// Function is the type of function that Commands use.
// It reads from the Request, and writes results to the Response.
type Function func(Request, Response)

// Marshaler is a function that takes in a Response, and returns an io.Reader
// (or an error on failure)
type Marshaler func(Response) (io.Reader, error)

// MarshalerMap is a map of Marshaler functions, keyed by EncodingType
// (or an error on failure)
type MarshalerMap map[EncodingType]Marshaler

// HelpText is a set of strings used to generate command help text. The help
// text follows formats similar to man pages, but not exactly the same.

package node

import (
	"errors"
	"fmt"
	"strings"
	"time"

	core "github.com/ipfs/go-ipfs/core"
	ipns "github.com/ipfs/go-ipfs/fuse/ipns"
	mount "github.com/ipfs/go-ipfs/fuse/mount"
	rofs "github.com/ipfs/go-ipfs/fuse/readonly"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
)

var log = logging.Logger("node")

// amount of time to wait for mount errors
// TODO is this non-deterministic?
const mountTimeout = time.Second

// fuseNoDirectory used to check the returning fuse error
const fuseNoDirectory = "fusermount: failed to access mountpoint"

// fuseExitStatus1 used to check the returning fuse error
const fuseExitStatus1 = "fusermount: exit status 1"

// platformFuseChecks can get overridden by arch-specific files
// to run fuse checks (like checking the OSXFUSE version)
var platformFuseChecks = func(*core.IpfsNode) error {
	return nil

// package mount provides a simple abstraction around a mount point
package mount

import (
	"fmt"
	"io"
	"os/exec"
	"runtime"
	"time"

	goprocess "gx/ipfs/QmSF8fPo3jgVBAy8fpdjjYqgG87dkJgUprRBHRd2tmfgpP/goprocess"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
)

var log = logging.Logger("mount")

var MountTimeout = time.Second * 5

// Mount represents a filesystem mount
type Mount interface {
	// MountPoint is the path at which this mount is mounted
	MountPoint() string

	// Unmounts the mount
	Unmount() error

	// Checks if the mount is still active.
	IsActive() bool

	// Process returns the mount's Process to be able to link it
	// to other processes. Unmount upon closing.

	"context"
	"errors"
	"sync"
	"time"

	dag "github.com/ipfs/go-ipfs/merkledag"
	ft "github.com/ipfs/go-ipfs/unixfs"

	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	node "gx/ipfs/QmU7bFWQ793qmvNy7outdCaMfSDNk8uqhx4VNrxYj5fj5g/go-ipld-node"
	cid "gx/ipfs/QmXfiyr2RWEXpVDdaYnD2HNiBk6UBddsvEP4RPfXb6nGqY/go-cid"
)

var ErrNotExist = errors.New("no such rootfs")

var log = logging.Logger("mfs")

var ErrIsDirectory = errors.New("error: is a directory")

type childCloser interface {
	closeChild(string, *dag.ProtoNode, bool) error
}

type NodeType int

const (
	TFile NodeType = iota
	TDir
)

// FSNode represents any node (directory, root, or file) in the mfs filesystem

	decision "github.com/ipfs/go-ipfs/exchange/bitswap/decision"
	bsmsg "github.com/ipfs/go-ipfs/exchange/bitswap/message"
	bsnet "github.com/ipfs/go-ipfs/exchange/bitswap/network"
	notifications "github.com/ipfs/go-ipfs/exchange/bitswap/notifications"
	flags "github.com/ipfs/go-ipfs/flags"
	"github.com/ipfs/go-ipfs/thirdparty/delay"

	process "gx/ipfs/QmSF8fPo3jgVBAy8fpdjjYqgG87dkJgUprRBHRd2tmfgpP/goprocess"
	procctx "gx/ipfs/QmSF8fPo3jgVBAy8fpdjjYqgG87dkJgUprRBHRd2tmfgpP/goprocess/context"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	loggables "gx/ipfs/QmTMy4hVSY28DdwJ9kBz6y7q6MuioFzPcpM3Ma3aPjo1i3/go-libp2p-loggables"
	cid "gx/ipfs/QmcTcsTvfaeEBRFo1TkFgT8sRmgi1n1LTZpecfVP8fzpGD/go-cid"
	peer "gx/ipfs/QmfMmLGoKzCHDN7cGgk64PJr4iipzidDRME8HABSJqvmhC/go-libp2p-peer"
)

var log = logging.Logger("bitswap")

const (
	// maxProvidersPerRequest specifies the maximum number of providers desired
	// from the network. This value is specified because the network streams
	// results.
	// TODO: if a 'non-nice' strategy is implemented, consider increasing this value
	maxProvidersPerRequest = 3
	providerRequestTimeout = time.Second * 10
	hasBlockTimeout        = time.Second * 15
	provideTimeout         = time.Second * 15
	sizeBatchRequestChan   = 32
	// kMaxPriority is the max priority as defined by the bitswap protocol
	kMaxPriority = math.MaxInt32
)

package reprovide

import (
	"context"
	"fmt"
	"time"

	blocks "github.com/ipfs/go-ipfs/blocks/blockstore"
	backoff "gx/ipfs/QmPJUtEJsm5YLUWhF6imvyCH8KZXRJa9Wup7FDMwTy5Ufz/backoff"
	routing "gx/ipfs/QmQKEgGgYCDyk8VNY6A65FpuE4YwbspvjXHco1rdb75PVc/go-libp2p-routing"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
)

var log = logging.Logger("reprovider")

type Reprovider struct {
	// The routing system to provide values through
	rsys routing.ContentRouting

	// The backing store for blocks to be provided
	bstore blocks.Blockstore
}

func NewReprovider(rsys routing.ContentRouting, bstore blocks.Blockstore) *Reprovider {
	return &Reprovider{
		rsys:   rsys,
		bstore: bstore,
	}
}

func (rp *Reprovider) ProvideEvery(ctx context.Context, tick time.Duration) {

package blockservice

import (
	"context"
	"errors"
	"fmt"

	blocks "github.com/ipfs/go-ipfs/blocks"
	"github.com/ipfs/go-ipfs/blocks/blockstore"
	exchange "github.com/ipfs/go-ipfs/exchange"

	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	cid "gx/ipfs/QmXfiyr2RWEXpVDdaYnD2HNiBk6UBddsvEP4RPfXb6nGqY/go-cid"
)

var log = logging.Logger("blockservice")

var ErrNotFound = errors.New("blockservice: key not found")

// BlockService is a hybrid block datastore. It stores data in a local
// datastore and may retrieve data from a remote Exchange.
// It uses an internal `datastore.Datastore` instance to store values.
type BlockService interface {
	Blockstore() blockstore.Blockstore
	Exchange() exchange.Interface
	AddBlock(o blocks.Block) (*cid.Cid, error)
	AddBlocks(bs []blocks.Block) ([]*cid.Cid, error)
	GetBlock(ctx context.Context, c *cid.Cid) (blocks.Block, error)
	GetBlocks(ctx context.Context, ks []*cid.Cid) <-chan blocks.Block
	DeleteBlock(o blocks.Block) error
	Close() error

import (
	"context"
	"fmt"
	"os"
	"sync"
	"time"

	mdag "github.com/ipfs/go-ipfs/merkledag"

	node "gx/ipfs/QmRSU5EqqWVZSNdbU51yXmVoF1uNw3JgTNB6RaiL7DZM16/go-ipld-node"
	ds "gx/ipfs/QmRWDav6mzWseLWeYfVd5fvUKiVe9xNH29YfMF438fG364/go-datastore"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	cid "gx/ipfs/QmcTcsTvfaeEBRFo1TkFgT8sRmgi1n1LTZpecfVP8fzpGD/go-cid"
)

var log = logging.Logger("pin")

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

var emptyKey *cid.Cid

func init() {
	e, err := cid.Decode("QmdfTbBqBPQ7VNxZEYEj14VmRuZBkqFbiwReogJgS1zR1n")
	if err != nil {
		log.Error("failed to decode empty key constant")
		os.Exit(1)
	}
	emptyKey = e
}

const (

	ft "github.com/ipfs/go-ipfs/unixfs"
	uio "github.com/ipfs/go-ipfs/unixfs/io"

	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	node "gx/ipfs/QmU7bFWQ793qmvNy7outdCaMfSDNk8uqhx4VNrxYj5fj5g/go-ipld-node"
	cid "gx/ipfs/QmXfiyr2RWEXpVDdaYnD2HNiBk6UBddsvEP4RPfXb6nGqY/go-cid"
	proto "gx/ipfs/QmZ4Qi3GaRbjcx28Sme5eMH7RQjGkt8wHxt2a65oLaeFEV/gogo-protobuf/proto"
)

var ErrSeekFail = errors.New("failed to seek properly")
var ErrUnrecognizedWhence = errors.New("unrecognized whence")

// 2MB
var writebufferSize = 1 << 21

var log = logging.Logger("dagio")

// DagModifier is the only struct licensed and able to correctly
// perform surgery on a DAG 'file'
// Dear god, please rename this to something more pleasant
type DagModifier struct {
	dagserv mdag.DAGService
	curNode *mdag.ProtoNode

	splitter   chunk.SplitterGen
	ctx        context.Context
	readCancel func()

	writeStart uint64
	curWrOff   uint64
	wrBuf      *bytes.Buffer

	"sync"

	"github.com/ipfs/go-ipfs/Godeps/_workspace/src/github.com/mitchellh/go-homedir"
	repo "github.com/ipfs/go-ipfs/repo"
	"github.com/ipfs/go-ipfs/repo/common"
	config "github.com/ipfs/go-ipfs/repo/config"
	lockfile "github.com/ipfs/go-ipfs/repo/fsrepo/lock"
	mfsr "github.com/ipfs/go-ipfs/repo/fsrepo/migrations"
	serialize "github.com/ipfs/go-ipfs/repo/fsrepo/serialize"
	dir "github.com/ipfs/go-ipfs/thirdparty/dir"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	util "gx/ipfs/Qmb912gdngC1UWwTkhuW8knyRbcWeu5kqkxBpveLmW8bSr/go-ipfs-util"
	"gx/ipfs/QmeqtHtxGfcsfXiou7wqHJARWPKUTUcPdtSfSYYHp48dtQ/go-ds-measure"
)

var log = logging.Logger("fsrepo")

// version number that we are currently expecting to see
var RepoVersion = 4

var migrationInstructions = `See https://github.com/ipfs/fs-repo-migrations/blob/master/run.md
Sorry for the inconvenience. In the future, these will run automatically.`

var errIncorrectRepoFmt = `Repo has incorrect version: %s
Program version is: %s
Please run the ipfs migration tool before continuing.
` + migrationInstructions

var programTooLowMessage = `Your programs version (%d) is lower than your repos (%d).
Please update ipfs to a version that supports the existing repo, or run
a migration in reverse.

	"github.com/ipfs/go-ipfs/repo"
	config "github.com/ipfs/go-ipfs/repo/config"
	fsrepo "github.com/ipfs/go-ipfs/repo/fsrepo"
	ds2 "github.com/ipfs/go-ipfs/thirdparty/datastore2"
	"github.com/ipfs/go-ipfs/thirdparty/ipfsaddr"
	unit "github.com/ipfs/go-ipfs/thirdparty/unit"
	"gx/ipfs/QmRWDav6mzWseLWeYfVd5fvUKiVe9xNH29YfMF438fG364/go-datastore"
	syncds "gx/ipfs/QmRWDav6mzWseLWeYfVd5fvUKiVe9xNH29YfMF438fG364/go-datastore/sync"

	context "context"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	ma "gx/ipfs/QmUAQaWbKxGCUTuoQVvvicbQNZ9APF5pDGWyAZSe93AtKH/go-multiaddr"
	pstore "gx/ipfs/QmeXj9VAjmYQZxpmVz7VzccbJrpmr8qkCDSjfVNsPTWTYU/go-libp2p-peerstore"
)

var elog = logging.Logger("gc-client")

var (
	cat             = flag.Bool("cat", false, "else add")
	seed            = flag.Int64("seed", 1, "")
	nBitsForKeypair = flag.Int("b", 1024, "number of bits for keypair (if repo is uninitialized)")
)

func main() {
	flag.Parse()
	if err := run(); err != nil {
		fmt.Fprintf(os.Stderr, "error: %s\n", err)
		os.Exit(1)
	}
}

	"os"
	"path"
	"strings"
	"syscall"

	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	lock "gx/ipfs/QmWi28zbQG6B1xfaaWx5cYoLn3kBFU6pQ6GWQNRV5P6dNe/lock"
	"gx/ipfs/Qmb912gdngC1UWwTkhuW8knyRbcWeu5kqkxBpveLmW8bSr/go-ipfs-util"
)

// LockFile is the filename of the repo lock, relative to config dir
// TODO rename repo lock and hide name
const LockFile = "repo.lock"

// log is the fsrepo logger
var log = logging.Logger("lock")

func errPerm(path string) error {
	return fmt.Errorf("failed to take lock at %s: permission denied", path)
}

func Lock(confdir string) (io.Closer, error) {
	return lock.Lock(path.Join(confdir, LockFile))
}

func Locked(confdir string) (bool, error) {
	log.Debugf("Checking lock")
	if !util.FileExists(path.Join(confdir, LockFile)) {
		log.Debugf("File doesn't exist: %s", path.Join(confdir, LockFile))
		return false, nil
	}

	"sync"
	"time"

	context "context"
	pb "github.com/ipfs/go-ipfs/diagnostics/pb"
	host "gx/ipfs/QmPTGbC34bPKaUm9wTxBo7zSCac7pDuG42ZmnXC718CKZZ/go-libp2p-host"
	inet "gx/ipfs/QmQx1dHDDYENugYgqA22BaBrRfuv1coSsuPiM7rYh1wwGH/go-libp2p-net"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	ctxio "gx/ipfs/QmTKsRYeY4simJyf37K93juSq75Lo8MVCDJ7owjmf46u8W/go-context/io"
	ggio "gx/ipfs/QmZ4Qi3GaRbjcx28Sme5eMH7RQjGkt8wHxt2a65oLaeFEV/gogo-protobuf/io"
	proto "gx/ipfs/QmZ4Qi3GaRbjcx28Sme5eMH7RQjGkt8wHxt2a65oLaeFEV/gogo-protobuf/proto"
	protocol "gx/ipfs/QmZNkThpqfVXs9GNbexPrfBbXSLNYeKrE7jwFM2oqHbyqN/go-libp2p-protocol"
	peer "gx/ipfs/QmfMmLGoKzCHDN7cGgk64PJr4iipzidDRME8HABSJqvmhC/go-libp2p-peer"
)

var log = logging.Logger("diagnostics")

// ProtocolDiag is the diagnostics protocol.ID
var ProtocolDiag protocol.ID = "/ipfs/diag/net/1.0.0"
var ProtocolDiagOld protocol.ID = "/ipfs/diagnostics"

var ErrAlreadyRunning = errors.New("diagnostic with that ID already running")

const ResponseTimeout = time.Second * 10
const HopTimeoutDecrement = time.Second * 2

// Diagnostics is a net service that manages requesting and responding to diagnostic
// requests
type Diagnostics struct {
	host host.Host
	self peer.ID

	"context"
	"fmt"
	"strings"
	"sync"

	blocks "github.com/ipfs/go-ipfs/blocks"
	bserv "github.com/ipfs/go-ipfs/blockservice"
	offline "github.com/ipfs/go-ipfs/exchange/offline"

	ipldcbor "gx/ipfs/QmRcAVqrbY5wryx7hfNLtiUZbCcstzaJL7YJFBboitcqWF/go-ipld-cbor"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	node "gx/ipfs/QmU7bFWQ793qmvNy7outdCaMfSDNk8uqhx4VNrxYj5fj5g/go-ipld-node"
	cid "gx/ipfs/QmXfiyr2RWEXpVDdaYnD2HNiBk6UBddsvEP4RPfXb6nGqY/go-cid"
)

var log = logging.Logger("merkledag")
var ErrNotFound = fmt.Errorf("merkledag: not found")

// DAGService is an IPFS Merkle DAG service.
type DAGService interface {
	Add(node.Node) (*cid.Cid, error)
	Get(context.Context, *cid.Cid) (node.Node, error)
	Remove(node.Node) error

	// GetDAG returns, in order, all the single leve child
	// nodes of the passed in node.
	GetMany(context.Context, []*cid.Cid) <-chan *NodeOption

	Batch() *Batch

	LinkService

	dshelp "github.com/ipfs/go-ipfs/thirdparty/ds-help"

	ds "gx/ipfs/QmRWDav6mzWseLWeYfVd5fvUKiVe9xNH29YfMF438fG364/go-datastore"
	goprocess "gx/ipfs/QmSF8fPo3jgVBAy8fpdjjYqgG87dkJgUprRBHRd2tmfgpP/goprocess"
	gpctx "gx/ipfs/QmSF8fPo3jgVBAy8fpdjjYqgG87dkJgUprRBHRd2tmfgpP/goprocess/context"
	logging "gx/ipfs/QmSpJByNKFX1sCsHBEp3R73FL4NF6FnQTEGyNAXHm2GS52/go-log"
	proto "gx/ipfs/QmZ4Qi3GaRbjcx28Sme5eMH7RQjGkt8wHxt2a65oLaeFEV/gogo-protobuf/proto"
	routing "gx/ipfs/QmbkGVaN9W6RYJK4Ws5FvMKXKDqdRQ5snhtaa92qP6L8eU/go-libp2p-routing"
	recpb "gx/ipfs/QmdM4ohF7cr4MvAECVeD3hRA3HtZrk1ngaek4n8ojVT87h/go-libp2p-record/pb"
	pstore "gx/ipfs/QmeXj9VAjmYQZxpmVz7VzccbJrpmr8qkCDSjfVNsPTWTYU/go-libp2p-peerstore"
	peer "gx/ipfs/QmfMmLGoKzCHDN7cGgk64PJr4iipzidDRME8HABSJqvmhC/go-libp2p-peer"
)

var errNoEntry = errors.New("no previous entry")

var log = logging.Logger("ipns-repub")

var DefaultRebroadcastInterval = time.Hour * 4

const DefaultRecordLifetime = time.Hour * 24

type Republisher struct {
	r  routing.ValueStore
	ds ds.Datastore
	ps pstore.Peerstore

	Interval time.Duration

	// how long records that are republished should be valid for
	RecordLifetime time.Duration