Extract: flags and thirdparty/delay submodules

They have been moved to their own repositories:

* github.com/ipfs/go-ipfs-delay
* github.com/ipfs/go-ipfs-flags

History has been preserved. They have been published
with gx'ed. Imports have been updated and re-ordered
accordingly.

License: MIT
Signed-off-by: Hector Sanjuan <hector@protocol.ai>

blockservice/test/mock.go

@@ -5,7 +5,7 @@ import (
 	bitswap "github.com/ipfs/go-ipfs/exchange/bitswap"
 	tn "github.com/ipfs/go-ipfs/exchange/bitswap/testnet"
 	mockrouting "github.com/ipfs/go-ipfs/routing/mock"
-	delay "github.com/ipfs/go-ipfs/thirdparty/delay"
+	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
 )
 
 // Mocks returns |n| connected mock Blockservices

exchange/bitswap/bitswap.go

@@ -10,15 +10,16 @@ import (
 	"sync/atomic"
 	"time"
 
+	"gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
+
 	blockstore "github.com/ipfs/go-ipfs/blocks/blockstore"
 	exchange "github.com/ipfs/go-ipfs/exchange"
 	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"
 
+	flags "gx/ipfs/QmRMGdC6HKdLsPDABL9aXPDidrpmEHzJqFWSvshkbn9Hj8/go-ipfs-flags"
 	logging "gx/ipfs/QmRb5jh8z2E8hMGN2tkvs1yHynUanqnZ3UeKwgN1i9P1F8/go-log"
 	metrics "gx/ipfs/QmRg1gKTHzc3CZXSKzem8aR4E3TubFhbgXwfVuWnSK5CC5/go-metrics-interface"
 	process "gx/ipfs/QmSF8fPo3jgVBAy8fpdjjYqgG87dkJgUprRBHRd2tmfgpP/goprocess"

exchange/bitswap/bitswap_test.go

@@ -13,7 +13,7 @@ import (
 	decision "github.com/ipfs/go-ipfs/exchange/bitswap/decision"
 	tn "github.com/ipfs/go-ipfs/exchange/bitswap/testnet"
 	mockrouting "github.com/ipfs/go-ipfs/routing/mock"
-	delay "github.com/ipfs/go-ipfs/thirdparty/delay"
+	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
 
 	tu "gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil"
 	travis "gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil/ci/travis"

exchange/bitswap/testnet/network_test.go

@@ -8,7 +8,7 @@ import (
 	bsmsg "github.com/ipfs/go-ipfs/exchange/bitswap/message"
 	bsnet "github.com/ipfs/go-ipfs/exchange/bitswap/network"
 	mockrouting "github.com/ipfs/go-ipfs/routing/mock"
-	delay "github.com/ipfs/go-ipfs/thirdparty/delay"
+	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
 	testutil "gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil"
 	peer "gx/ipfs/QmZoWKhxUmZ2seW4BzX6fJkNR8hh9PsGModr7q171yq2SS/go-libp2p-peer"
 	blocks "gx/ipfs/Qmej7nf81hi2x2tvjRBF3mcp74sQyuDH4VMYDGd1YtXjb2/go-block-format"

exchange/bitswap/testnet/virtual.go

@@ -8,7 +8,7 @@ import (
 	bsmsg "github.com/ipfs/go-ipfs/exchange/bitswap/message"
 	bsnet "github.com/ipfs/go-ipfs/exchange/bitswap/network"
 	mockrouting "github.com/ipfs/go-ipfs/routing/mock"
-	delay "github.com/ipfs/go-ipfs/thirdparty/delay"
+	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
 
 	logging "gx/ipfs/QmRb5jh8z2E8hMGN2tkvs1yHynUanqnZ3UeKwgN1i9P1F8/go-log"
 	routing "gx/ipfs/QmTiWLZ6Fo5j4KcTVutZJ5KWRRJrbxzmxA4td8NfEdrPh7/go-libp2p-routing"

exchange/bitswap/testutils.go

@@ -7,7 +7,7 @@ import (
 	blockstore "github.com/ipfs/go-ipfs/blocks/blockstore"
 	tn "github.com/ipfs/go-ipfs/exchange/bitswap/testnet"
 	datastore2 "github.com/ipfs/go-ipfs/thirdparty/datastore2"
-	delay "github.com/ipfs/go-ipfs/thirdparty/delay"
+	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
 	testutil "gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil"
 
 	ds "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore"

flags/flags.go

-package flags
-
-import (
-	"os"
-)
-
-var LowMemMode bool
-
-func init() {
-	if os.Getenv("IPFS_LOW_MEM") != "" {
-		LowMemMode = true
-	}
-}

flags/flags_test.go

-package flags
-
-import (
-	"os"
-	"testing"
-)
-
-// This variable is initialized before flags init(), so we export the ENV variable here.
-var _lowMemOn = lowMemOn()
-
-func lowMemOn() error {
-	os.Setenv("IPFS_LOW_MEM", "true")
-	return nil
-}
-
-func TestLowMemMode(t *testing.T) {
-	if !LowMemMode {
-		t.Fatal("LowMemMode does not turn on even with 'IPFS_LOW_MEM' ENV variable set.")
-	}
-}

package.json

@@ -533,6 +533,18 @@
       "hash": "Qmf7HqcW7LtCi1W8y2bdx2eJpze74jkbKqpByxgXikdbLF",
       "name": "go-detect-race",
       "version": "1.0.1"
+    },
+    {
+      "author": "hsanjuan",
+      "hash": "QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL",
+      "name": "go-ipfs-delay",
+      "version": "0.0.1"
+    },
+    {
+      "author": "hector",
+      "hash": "QmRMGdC6HKdLsPDABL9aXPDidrpmEHzJqFWSvshkbn9Hj8",
+      "name": "go-ipfs-flags",
+      "version": "0.0.1"
     }
   ],
   "gxVersion": "0.10.0",

routing/mock/centralized_test.go

@@ -5,7 +5,7 @@ import (
 	"testing"
 	"time"
 
-	delay "github.com/ipfs/go-ipfs/thirdparty/delay"
+	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
 
 	u "gx/ipfs/QmNiJuT8Ja3hMVpBHXv3Q6dwmperaQ6JjLtpMQgMCD7xvx/go-ipfs-util"
 	testutil "gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil"

routing/mock/interface.go

@@ -7,9 +7,8 @@ package mockrouting
 import (
 	"context"
 
-	delay "github.com/ipfs/go-ipfs/thirdparty/delay"
-
 	ds "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore"
+	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
 	routing "gx/ipfs/QmTiWLZ6Fo5j4KcTVutZJ5KWRRJrbxzmxA4td8NfEdrPh7/go-libp2p-routing"
 	"gx/ipfs/QmVvkK7s5imCiq3JVbL3pGfnhcCnf3LrFJPF4GE2sAoGZf/go-testutil"
 	peer "gx/ipfs/QmZoWKhxUmZ2seW4BzX6fJkNR8hh9PsGModr7q171yq2SS/go-libp2p-peer"

thirdparty/datastore2/delayed.go

@@ -4,7 +4,7 @@ import (
 	ds "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore"
 	dsq "gx/ipfs/QmPpegoMqhAEqjncrzArm7KVWAkCm78rqL2DPuNjhPrshg/go-datastore/query"
 
-	delay "github.com/ipfs/go-ipfs/thirdparty/delay"
+	delay "gx/ipfs/QmRJVNatYJwTAHgdSM1Xef9QVQ1Ch3XHdmcrykjP5Y4soL/go-ipfs-delay"
 )
 
 func WithDelay(ds ds.Datastore, delay delay.D) ds.Datastore {

thirdparty/delay/delay.go

-package delay
-
-import (
-	"math/rand"
-	"sync"
-	"time"
-)
-
-var sharedRNG = rand.New(rand.NewSource(time.Now().UnixNano()))
-
-// Delay makes it easy to add (threadsafe) configurable delays to other
-// objects.
-type D interface {
-	Set(time.Duration) time.Duration
-	Wait()
-	Get() time.Duration
-}
-
-// Fixed returns a delay with fixed latency
-func Fixed(t time.Duration) D {
-	return &delay{t: t}
-}
-
-type delay struct {
-	l sync.RWMutex
-	t time.Duration
-}
-
-func (d *delay) Set(t time.Duration) time.Duration {
-	d.l.Lock()
-	defer d.l.Unlock()
-	prev := d.t
-	d.t = t
-	return prev
-}
-
-func (d *delay) Wait() {
-	d.l.RLock()
-	defer d.l.RUnlock()
-	time.Sleep(d.t)
-}
-
-func (d *delay) Get() time.Duration {
-	d.l.Lock()
-	defer d.l.Unlock()
-	return d.t
-}
-
-// VariableNormal is a delay following a normal distribution
-// Notice that to implement the D interface Set can only change the mean delay
-// the standard deviation is set only at initialization
-func VariableNormal(t, std time.Duration, rng *rand.Rand) D {
-	if rng == nil {
-		rng = sharedRNG
-	}
-
-	v := &variableNormal{
-		std: std,
-		rng: rng,
-	}
-	v.t = t
-	return v
-}
-
-type variableNormal struct {
-	delay
-	std time.Duration
-	rng *rand.Rand
-}
-
-func (d *variableNormal) Wait() {
-	d.l.RLock()
-	defer d.l.RUnlock()
-	randomDelay := time.Duration(d.rng.NormFloat64() * float64(d.std))
-	time.Sleep(randomDelay + d.t)
-}
-
-// VariableUniform is a delay following a uniform distribution
-// Notice that to implement the D interface Set can only change the minimum delay
-// the delta is set only at initialization
-func VariableUniform(t, d time.Duration, rng *rand.Rand) D {
-	if rng == nil {
-		rng = sharedRNG
-	}
-
-	v := &variableUniform{
-		d:   d,
-		rng: rng,
-	}
-	v.t = t
-	return v
-}
-
-type variableUniform struct {
-	delay
-	d   time.Duration // max delta
-	rng *rand.Rand
-}
-
-func (d *variableUniform) Wait() {
-	d.l.RLock()
-	defer d.l.RUnlock()
-	randomDelay := time.Duration(d.rng.Float64() * float64(d.d))
-	time.Sleep(randomDelay + d.t)
-}