Merge pull request #126 from libp2p/feat/use-stdlib-ctx

switch to using stdlib context package

examples/hosts/main.go

 package main
 
 import (
+	"context"
 	"flag"
 	"fmt"
 	"io/ioutil"
@@ -17,7 +18,6 @@ import (
 	testutil "github.com/libp2p/go-libp2p/testutil"
 
 	ma "github.com/jbenet/go-multiaddr"
-	context "golang.org/x/net/context"
 )
 
 // create a 'Host' with a random peer to listen on the given address

p2p/host/basic/basic_host.go

 package basichost
 
 import (
+	"context"
 	"io"
 	"time"
 
@@ -15,7 +16,6 @@ import (
 	protocol "github.com/libp2p/go-libp2p/p2p/protocol"
 	identify "github.com/libp2p/go-libp2p/p2p/protocol/identify"
 	relay "github.com/libp2p/go-libp2p/p2p/protocol/relay"
-	context "golang.org/x/net/context"
 
 	msmux "github.com/whyrusleeping/go-multistream"
 )

p2p/host/basic/basic_host_test.go

@@ -2,6 +2,7 @@ package basichost_test
 
 import (
 	"bytes"
+	"context"
 	"io"
 	"testing"
 	"time"
@@ -10,8 +11,6 @@ import (
 	inet "github.com/libp2p/go-libp2p/p2p/net"
 	protocol "github.com/libp2p/go-libp2p/p2p/protocol"
 	testutil "github.com/libp2p/go-libp2p/p2p/test/util"
-
-	context "golang.org/x/net/context"
 )
 
 func TestHostSimple(t *testing.T) {

p2p/host/basic/natmgr.go

 package basichost
 
 import (
+	"context"
 	"sync"
 
 	lgbl "github.com/ipfs/go-libp2p-loggables"
@@ -8,7 +9,6 @@ import (
 	goprocess "github.com/jbenet/goprocess"
 	inat "github.com/libp2p/go-libp2p/p2p/nat"
 	inet "github.com/libp2p/go-libp2p/p2p/net"
-	context "golang.org/x/net/context"
 )
 
 // natManager takes care of adding + removing port mappings to the nat.

p2p/host/host.go

 package host
 
 import (
+	"context"
+
 	peer "github.com/ipfs/go-libp2p-peer"
 	pstore "github.com/ipfs/go-libp2p-peerstore"
 	logging "github.com/ipfs/go-log"
@@ -9,7 +11,6 @@ import (
 	inet "github.com/libp2p/go-libp2p/p2p/net"
 	protocol "github.com/libp2p/go-libp2p/p2p/protocol"
 	msmux "github.com/whyrusleeping/go-multistream"
-	context "golang.org/x/net/context"
 )
 
 var log = logging.Logger("github.com/libp2p/go-libp2p/p2p/host")

p2p/host/routed/routed.go

 package routedhost
 
 import (
+	"context"
 	"fmt"
 	"time"
 
@@ -13,7 +14,6 @@ import (
 	metrics "github.com/libp2p/go-libp2p/p2p/metrics"
 	inet "github.com/libp2p/go-libp2p/p2p/net"
 	protocol "github.com/libp2p/go-libp2p/p2p/protocol"
-	context "golang.org/x/net/context"
 
 	msmux "github.com/whyrusleeping/go-multistream"
 )

p2p/net/conn/conn.go

 package conn
 
 import (
+	"context"
 	"fmt"
 	"io"
 	"net"
@@ -14,7 +15,6 @@ import (
 	mpool "github.com/jbenet/go-msgio/mpool"
 	ma "github.com/jbenet/go-multiaddr"
 	manet "github.com/jbenet/go-multiaddr-net"
-	context "golang.org/x/net/context"
 )
 
 var log = logging.Logger("conn")

p2p/net/conn/conn_test.go

@@ -8,9 +8,9 @@ import (
 	"testing"
 	"time"
 
+	"context"
 	msgio "github.com/jbenet/go-msgio"
 	travis "github.com/libp2p/go-libp2p/testutil/ci/travis"
-	context "golang.org/x/net/context"
 )
 
 func msgioWrap(c Conn) msgio.ReadWriter {

p2p/net/conn/dial.go

@@ -6,6 +6,7 @@ import (
 	"strings"
 	"time"
 
+	"context"
 	ci "github.com/ipfs/go-libp2p-crypto"
 	lgbl "github.com/ipfs/go-libp2p-loggables"
 	peer "github.com/ipfs/go-libp2p-peer"
@@ -14,7 +15,6 @@ import (
 	transport "github.com/libp2p/go-libp2p-transport"
 	addrutil "github.com/libp2p/go-libp2p/p2p/net/swarm/addr"
 	msmux "github.com/whyrusleeping/go-multistream"
-	context "golang.org/x/net/context"
 )
 
 type WrapFunc func(transport.Conn) transport.Conn

p2p/net/conn/dial_test.go

@@ -17,10 +17,10 @@ import (
 	tu "github.com/libp2p/go-libp2p/testutil"
 	tcpt "github.com/libp2p/go-tcp-transport"
 
+	"context"
 	ma "github.com/jbenet/go-multiaddr"
 	msmux "github.com/whyrusleeping/go-multistream"
 	grc "github.com/whyrusleeping/gorocheck"
-	context "golang.org/x/net/context"
 )
 
 func goroFilter(r *grc.Goroutine) bool {

p2p/net/conn/listen.go

 package conn
 
 import (
+	"context"
 	"fmt"
 	"io"
 	"net"
@@ -16,7 +17,6 @@ import (
 	transport "github.com/libp2p/go-libp2p-transport"
 	filter "github.com/libp2p/go-libp2p/p2p/net/filter"
 	msmux "github.com/whyrusleeping/go-multistream"
-	context "golang.org/x/net/context"
 )
 
 const (

p2p/net/conn/secure_conn.go

 package conn
 
 import (
+	"context"
 	"errors"
 	"net"
 	"time"
@@ -9,7 +10,6 @@ import (
 	peer "github.com/ipfs/go-libp2p-peer"
 	secio "github.com/ipfs/go-libp2p-secio"
 	ma "github.com/jbenet/go-multiaddr"
-	context "golang.org/x/net/context"
 )
 
 // secureConn wraps another Conn object with an encrypted channel.

p2p/net/conn/secure_conn_test.go

@@ -2,6 +2,7 @@ package conn
 
 import (
 	"bytes"
+	"context"
 	"runtime"
 	"sync"
 	"testing"
@@ -9,8 +10,6 @@ import (
 
 	ic "github.com/ipfs/go-libp2p-crypto"
 	travis "github.com/libp2p/go-libp2p/testutil/ci/travis"
-
-	context "golang.org/x/net/context"
 )
 
 func upgradeToSecureConn(t *testing.T, ctx context.Context, sk ic.PrivKey, c Conn) (Conn, error) {

p2p/net/interface.go

 package net
 
 import (
+	"context"
 	"io"
 
 	peer "github.com/ipfs/go-libp2p-peer"
@@ -9,7 +10,6 @@ import (
 	"github.com/jbenet/goprocess"
 	conn "github.com/libp2p/go-libp2p/p2p/net/conn"
 	protocol "github.com/libp2p/go-libp2p/p2p/protocol"
-	context "golang.org/x/net/context"
 )
 
 // MessageSizeMax is a soft (recommended) maximum for network messages.

p2p/net/mock/mock.go

 package mocknet
 
 import (
+	"context"
+
 	logging "github.com/ipfs/go-log"
-	context "golang.org/x/net/context"
 )
 
 var log = logging.Logger("mocknet")

p2p/net/mock/mock_net.go

@@ -11,13 +11,13 @@ import (
 	p2putil "github.com/libp2p/go-libp2p/p2p/test/util"
 	testutil "github.com/libp2p/go-libp2p/testutil"
 
+	"context"
 	ic "github.com/ipfs/go-libp2p-crypto"
 	peer "github.com/ipfs/go-libp2p-peer"
 	pstore "github.com/ipfs/go-libp2p-peerstore"
 	ma "github.com/jbenet/go-multiaddr"
 	"github.com/jbenet/goprocess"
 	goprocessctx "github.com/jbenet/goprocess/context"
-	context "golang.org/x/net/context"
 )
 
 // mocknet implements mocknet.Mocknet

p2p/net/mock/mock_notif_test.go

 package mocknet
 
 import (
+	"context"
 	"testing"
 	"time"
 
 	peer "github.com/ipfs/go-libp2p-peer"
 	ma "github.com/jbenet/go-multiaddr"
 	inet "github.com/libp2p/go-libp2p/p2p/net"
-	context "golang.org/x/net/context"
 )
 
 func TestNotifications(t *testing.T) {

p2p/net/mock/mock_peernet.go

@@ -7,12 +7,12 @@ import (
 
 	inet "github.com/libp2p/go-libp2p/p2p/net"
 
+	"context"
 	peer "github.com/ipfs/go-libp2p-peer"
 	pstore "github.com/ipfs/go-libp2p-peerstore"
 	ma "github.com/jbenet/go-multiaddr"
 	"github.com/jbenet/goprocess"
 	goprocessctx "github.com/jbenet/goprocess/context"
-	context "golang.org/x/net/context"
 )
 
 // peernet implements inet.Network

p2p/net/mock/mock_test.go

@@ -14,8 +14,8 @@ import (
 	protocol "github.com/libp2p/go-libp2p/p2p/protocol"
 	testutil "github.com/libp2p/go-libp2p/testutil"
 
+	"context"
 	detectrace "github.com/jbenet/go-detect-race"
-	context "golang.org/x/net/context"
 )
 
 func randPeer(t *testing.T) peer.ID {

p2p/net/swarm/addr/addr.go

@@ -3,10 +3,10 @@ package addrutil
 import (
 	"fmt"
 
+	"context"
 	logging "github.com/ipfs/go-log"
 	ma "github.com/jbenet/go-multiaddr"
 	manet "github.com/jbenet/go-multiaddr-net"
-	context "golang.org/x/net/context"
 
 	_ "github.com/whyrusleeping/ws-transport"
 )