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Commit 1db72f71 authored by Steven Allen's avatar Steven Allen
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feat: handle no addresses 

If we aren't listening on any addresses, we should return no addresses, not an error.
parent ad905b0a
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Showing with 41 additions and 28 deletions
go.sum
View file @ 1db72f71
......@@ -68,6 +68,7 @@ github.com/ipfs/go-cid v0.0.1/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUP
github.com/ipfs/go-cid v0.0.2/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
github.com/ipfs/go-cid v0.0.3 h1:UIAh32wymBpStoe83YCzwVQQ5Oy/H0FdxvUS6DJDzms=
github.com/ipfs/go-cid v0.0.3/go.mod h1:GHWU/WuQdMPmIosc4Yn1bcCT7dSeX4lBafM7iqUPQvM=
github.com/ipfs/go-cid v0.0.5 h1:o0Ix8e/ql7Zb5UVUJEUfjsWCIY8t48++9lR8qi6oiJU=
github.com/ipfs/go-cid v0.0.5/go.mod h1:plgt+Y5MnOey4vO4UlUazGqdbEXuFYitED67FexhXog=
github.com/ipfs/go-datastore v0.1.0/go.mod h1:d4KVXhMt913cLBEI/PXAy6ko+W7e9AhyAKBGh803qeE=
github.com/ipfs/go-datastore v0.1.1/go.mod h1:w38XXW9kVFNp57Zj5knbKWM2T+KOZCGDRVNdgPHtbHw=
......@@ -105,8 +106,6 @@ github.com/libp2p/go-conn-security-multistream v0.1.0 h1:aqGmto+ttL/uJgX0JtQI0tD
github.com/libp2p/go-conn-security-multistream v0.1.0/go.mod h1:aw6eD7LOsHEX7+2hJkDxw1MteijaVcI+/eP2/x3J1xc=
github.com/libp2p/go-flow-metrics v0.0.1 h1:0gxuFd2GuK7IIP5pKljLwps6TvcuYgvG7Atqi3INF5s=
github.com/libp2p/go-flow-metrics v0.0.1/go.mod h1:Iv1GH0sG8DtYN3SVJ2eG221wMiNpZxBdp967ls1g+k8=
github.com/libp2p/go-flow-metrics v0.0.2 h1:U5TvqfoyR6GVRM+bC15Ux1ltar1kbj6Zw6xOVR02CZs=
github.com/libp2p/go-flow-metrics v0.0.2/go.mod h1:HeoSNUrOJVK1jEpDqVEiUOIXqhbnS27omG0uWU5slZs=
github.com/libp2p/go-flow-metrics v0.0.3 h1:8tAs/hSdNvUiLgtlSy3mxwxWP4I9y/jlkPFT7epKdeM=
github.com/libp2p/go-flow-metrics v0.0.3/go.mod h1:HeoSNUrOJVK1jEpDqVEiUOIXqhbnS27omG0uWU5slZs=
github.com/libp2p/go-libp2p-core v0.0.1 h1:HSTZtFIq/W5Ue43Zw+uWZyy2Vl5WtF0zDjKN8/DT/1I=
......@@ -117,10 +116,6 @@ github.com/libp2p/go-libp2p-core v0.2.2 h1:Sv1ggdoMx9c7v7FOFkR7agraHCnAgqYsXrU1A
github.com/libp2p/go-libp2p-core v0.2.2/go.mod h1:8fcwTbsG2B+lTgRJ1ICZtiM5GWCWZVoVrLaDRvIRng0=
github.com/libp2p/go-libp2p-core v0.2.4 h1:Et6ykkTwI6PU44tr8qUF9k43vP0aduMNniShAbUJJw8=
github.com/libp2p/go-libp2p-core v0.2.4/go.mod h1:STh4fdfa5vDYr0/SzYYeqnt+E6KfEV5VxfIrm0bcI0g=
github.com/libp2p/go-libp2p-core v0.2.5 h1:iP1PIiIrlRrGbE1fYq2918yBc5NlCH3pFuIPSWU9hds=
github.com/libp2p/go-libp2p-core v0.2.5/go.mod h1:6+5zJmKhsf7yHn1RbmYDu08qDUpIUxGdqHuEZckmZOA=
github.com/libp2p/go-libp2p-core v0.3.0 h1:F7PqduvrztDtFsAa/bcheQ3azmNo+Nq7m8hQY5GiUW8=
github.com/libp2p/go-libp2p-core v0.3.0/go.mod h1:ACp3DmS3/N64c2jDzcV429ukDpicbL6+TrrxANBjPGw=
github.com/libp2p/go-libp2p-core v0.4.0 h1:LjZJP/Yy4q8kc724izkYQ9v6YkAmkKCOaE5jLv/NZRo=
github.com/libp2p/go-libp2p-core v0.4.0/go.mod h1:49XGI+kc38oGVwqSBhDEwytaAxgZasHhFfQKibzTls0=
github.com/libp2p/go-libp2p-loggables v0.1.0 h1:h3w8QFfCt2UJl/0/NW4K829HX/0S4KD31PQ7m8UXXO8=
......@@ -134,15 +129,12 @@ github.com/libp2p/go-libp2p-secio v0.2.1 h1:eNWbJTdyPA7NxhP7J3c5lT97DC5d+u+Ildkg
github.com/libp2p/go-libp2p-secio v0.2.1/go.mod h1:cWtZpILJqkqrSkiYcDBh5lA3wbT2Q+hz3rJQq3iftD8=
github.com/libp2p/go-libp2p-testing v0.0.2/go.mod h1:gvchhf3FQOtBdr+eFUABet5a4MBLK8jM3V4Zghvmi+E=
github.com/libp2p/go-libp2p-testing v0.0.3/go.mod h1:gvchhf3FQOtBdr+eFUABet5a4MBLK8jM3V4Zghvmi+E=
github.com/libp2p/go-libp2p-testing v0.0.4/go.mod h1:gvchhf3FQOtBdr+eFUABet5a4MBLK8jM3V4Zghvmi+E=
github.com/libp2p/go-libp2p-testing v0.1.0 h1:WaFRj/t3HdMZGNZqnU2pS7pDRBmMeoDx7/HDNpeyT9U=
github.com/libp2p/go-libp2p-testing v0.1.0/go.mod h1:xaZWMJrPUM5GlDBxCeGUi7kI4eqnjVyavGroI2nxEM0=
github.com/libp2p/go-libp2p-testing v0.1.1 h1:U03z3HnGI7Ni8Xx6ONVZvUFOAzWYmolWf5W5jAOPNmU=
github.com/libp2p/go-libp2p-testing v0.1.1/go.mod h1:xaZWMJrPUM5GlDBxCeGUi7kI4eqnjVyavGroI2nxEM0=
github.com/libp2p/go-libp2p-transport-upgrader v0.1.1 h1:PZMS9lhjK9VytzMCW3tWHAXtKXmlURSc3ZdvwEcKCzw=
github.com/libp2p/go-libp2p-transport-upgrader v0.1.1/go.mod h1:IEtA6or8JUbsV07qPW4r01GnTenLW4oi3lOPbUMGJJA=
github.com/libp2p/go-libp2p-yamux v0.2.1 h1:Q3XYNiKCC2vIxrvUJL+Jg1kiyeEaIDNKLjgEjo3VQdI=
github.com/libp2p/go-libp2p-yamux v0.2.1/go.mod h1:1FBXiHDk1VyRM1C0aez2bCfHQ4vMZKkAQzZbkSQt5fI=
github.com/libp2p/go-libp2p-yamux v0.2.2 h1:eGvbqWqWY9S5lrpe2gA0UCOLCdzCgYSAR3vo/xCsNQg=
github.com/libp2p/go-libp2p-yamux v0.2.2/go.mod h1:lIohaR0pT6mOt0AZ0L2dFze9hds9Req3OfS+B+dv4qw=
github.com/libp2p/go-maddr-filter v0.0.4 h1:hx8HIuuwk34KePddrp2mM5ivgPkZ09JH4AvsALRbFUs=
......@@ -169,8 +161,6 @@ github.com/libp2p/go-stream-muxer-multistream v0.2.0 h1:714bRJ4Zy9mdhyTLJ+ZKiROm
github.com/libp2p/go-stream-muxer-multistream v0.2.0/go.mod h1:j9eyPol/LLRqT+GPLSxvimPhNph4sfYfMoDPd7HkzIc=
github.com/libp2p/go-tcp-transport v0.1.1 h1:yGlqURmqgNA2fvzjSgZNlHcsd/IulAnKM8Ncu+vlqnw=
github.com/libp2p/go-tcp-transport v0.1.1/go.mod h1:3HzGvLbx6etZjnFlERyakbaYPdfjg2pWP97dFZworkY=
github.com/libp2p/go-yamux v1.2.3 h1:xX8A36vpXb59frIzWFdEgptLMsOANMFq2K7fPRlunYI=
github.com/libp2p/go-yamux v1.2.3/go.mod h1:FGTiPvoV/3DVdgWpX+tM0OW3tsM+W5bSE3gZwqQTcow=
github.com/libp2p/go-yamux v1.3.0 h1:FsYzT16Wq2XqUGJsBbOxoz9g+dFklvNi7jN6YFPfl7U=
github.com/libp2p/go-yamux v1.3.0/go.mod h1:FGTiPvoV/3DVdgWpX+tM0OW3tsM+W5bSE3gZwqQTcow=
github.com/magiconair/properties v1.8.0/go.mod h1:PppfXfuXeibc/6YijjN8zIbojt8czPbwD3XqdrwzmxQ=
......@@ -212,6 +202,7 @@ github.com/multiformats/go-multiaddr v0.1.1 h1:rVAztJYMhCQ7vEFr8FvxW3mS+HF2eY/oP
github.com/multiformats/go-multiaddr v0.1.1/go.mod h1:aMKBKNEYmzmDmxfX88/vz+J5IU55txyt0p4aiWVohjo=
github.com/multiformats/go-multiaddr v0.2.0 h1:lR52sFwcTCuQb6bTfnXF6zA2XfyYvyd+5a9qECv/J90=
github.com/multiformats/go-multiaddr v0.2.0/go.mod h1:0nO36NvPpyV4QzvTLi/lafl2y95ncPj0vFwVF6k6wJ4=
github.com/multiformats/go-multiaddr v0.2.1 h1:SgG/cw5vqyB5QQe5FPe2TqggU9WtrA9X4nZw7LlVqOI=
github.com/multiformats/go-multiaddr v0.2.1/go.mod h1:s/Apk6IyxfvMjDafnhJgJ3/46z7tZ04iMk5wP4QMGGE=
github.com/multiformats/go-multiaddr-dns v0.0.1/go.mod h1:9kWcqw/Pj6FwxAwW38n/9403szc57zJPs45fmnznu3Q=
github.com/multiformats/go-multiaddr-fmt v0.1.0 h1:WLEFClPycPkp4fnIzoFoV9FVd49/eQsuaL3/CWe167E=
......@@ -231,14 +222,14 @@ github.com/multiformats/go-multihash v0.0.5 h1:1wxmCvTXAifAepIMyF39vZinRw5sbqjPs
github.com/multiformats/go-multihash v0.0.5/go.mod h1:lt/HCbqlQwlPBz7lv0sQCdtfcMtlJvakRUn/0Ual8po=
github.com/multiformats/go-multihash v0.0.8 h1:wrYcW5yxSi3dU07n5jnuS5PrNwyHy0zRHGVoUugWvXg=
github.com/multiformats/go-multihash v0.0.8/go.mod h1:YSLudS+Pi8NHE7o6tb3D8vrpKa63epEDmG8nTduyAew=
github.com/multiformats/go-multihash v0.0.10 h1:lMoNbh2Ssd9PUF74Nz008KGzGPlfeV6wH3rit5IIGCM=
github.com/multiformats/go-multihash v0.0.10/go.mod h1:YSLudS+Pi8NHE7o6tb3D8vrpKa63epEDmG8nTduyAew=
github.com/multiformats/go-multihash v0.0.13 h1:06x+mk/zj1FoMsgNejLpy6QTvJqlSt/BhLEy87zidlc=
github.com/multiformats/go-multihash v0.0.13/go.mod h1:VdAWLKTwram9oKAatUcLxBNUjdtcVwxObEQBtRfuyjc=
github.com/multiformats/go-multistream v0.1.0 h1:UpO6jrsjqs46mqAK3n6wKRYFhugss9ArzbyUzU+4wkQ=
github.com/multiformats/go-multistream v0.1.0/go.mod h1:fJTiDfXJVmItycydCnNx4+wSzZ5NwG2FEVAI30fiovg=
github.com/multiformats/go-varint v0.0.1 h1:TR/0rdQtnNxuN2IhiB639xC3tWM4IUi7DkTBVTdGW/M=
github.com/multiformats/go-varint v0.0.1/go.mod h1:3Ls8CIEsrijN6+B7PbrXRPxHRPuXSrVKRY101jdMZYE=
github.com/multiformats/go-varint v0.0.2/go.mod h1:3Ls8CIEsrijN6+B7PbrXRPxHRPuXSrVKRY101jdMZYE=
github.com/multiformats/go-varint v0.0.5 h1:XVZwSo04Cs3j/jS0uAEPpT3JY6DzMcVLLoWOSnCxOjg=
github.com/multiformats/go-varint v0.0.5/go.mod h1:3Ls8CIEsrijN6+B7PbrXRPxHRPuXSrVKRY101jdMZYE=
github.com/onsi/ginkgo v1.6.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+WWjE=
......@@ -276,6 +267,7 @@ github.com/stretchr/objx v0.1.1/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk=
github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
github.com/syndtr/goleveldb v1.0.0/go.mod h1:ZVVdQEZoIme9iO1Ch2Jdy24qqXrMMOU6lpPAyBWyWuQ=
github.com/ugorji/go/codec v0.0.0-20181204163529-d75b2dcb6bc8/go.mod h1:VFNgLljTbGfSG7qAOspJ7OScBnGdDN/yBr0sguwnwf0=
......@@ -292,8 +284,7 @@ go.opencensus.io v0.21.0 h1:mU6zScU4U1YAFPHEHYk+3JC4SY7JxgkqS10ZOSyksNg=
go.opencensus.io v0.21.0/go.mod h1:mSImk1erAIZhrmZN+AvHh14ztQfjbGwt4TtuofqLduU=
go.opencensus.io v0.22.1 h1:8dP3SGL7MPB94crU3bEPplMPe83FI4EouesJUeFHv50=
go.opencensus.io v0.22.1/go.mod h1:Ap50jQcDJrx6rB6VgeeFPtuPIf3wMRvRfrfYDO6+BmA=
go.opencensus.io v0.22.2 h1:75k/FF0Q2YM8QYo07VPddOLBslDt1MZOdEslOHvmzAs=
go.opencensus.io v0.22.2/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
go.opencensus.io v0.22.3 h1:8sGtKOrtQqkN1bp2AtX+misvLIlOmsEsNd+9NIcPEm8=
go.opencensus.io v0.22.3/go.mod h1:yxeiOL68Rb0Xd1ddK5vPZ/oVn4vY4Ynel7k9FzqtOIw=
golang.org/x/crypto v0.0.0-20170930174604-9419663f5a44/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20180904163835-0709b304e793/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
......
swarm_addr.go
View file @ 1db72f71
......@@ -34,7 +34,7 @@ func (s *Swarm) InterfaceListenAddresses() ([]ma.Multiaddr, error) {
isEOL := time.Now().After(s.listeners.cacheEOL)
s.listeners.RUnlock() // RLock end
if ifaceListenAddres != nil && !isEOL {
if !isEOL {
// Cache is valid, clone the slice
return append(ifaceListenAddres[:0:0], ifaceListenAddres...), nil
}
......@@ -46,16 +46,20 @@ func (s *Swarm) InterfaceListenAddresses() ([]ma.Multiaddr, error) {
ifaceListenAddres = s.listeners.ifaceListenAddres
isEOL = time.Now().After(s.listeners.cacheEOL)
if ifaceListenAddres == nil || isEOL {
if isEOL {
// Cache is still invalid
var err error
ifaceListenAddres, err = addrutil.ResolveUnspecifiedAddresses(
s.listenAddressesNoLock(), nil)
if err != nil {
s.listeners.Unlock() // Lock early exit
return nil, err
listenAddres := s.listenAddressesNoLock()
if len(listenAddres) > 0 {
// We're actually listening on addresses.
var err error
ifaceListenAddres, err = addrutil.ResolveUnspecifiedAddresses(listenAddres, nil)
if err != nil {
s.listeners.Unlock() // Lock early exit
return nil, err
}
} else {
ifaceListenAddres = nil
}
s.listeners.ifaceListenAddres = ifaceListenAddres
......
swarm_addr_test.go
View file @ 1db72f71
......@@ -8,6 +8,8 @@ import (
"github.com/libp2p/go-libp2p-core/test"
ma "github.com/multiformats/go-multiaddr"
swarmt "github.com/libp2p/go-libp2p-swarm/testing"
)
func TestDialBadAddrs(t *testing.T) {
......@@ -37,8 +39,10 @@ func TestDialBadAddrs(t *testing.T) {
}
func TestAddrRace(t *testing.T) {
ctx := context.Background()
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
s := makeSwarms(ctx, t, 1)[0]
defer s.Close()
a1, err := s.InterfaceListenAddresses()
if err != nil {
......@@ -53,3 +57,17 @@ func TestAddrRace(t *testing.T) {
t.Fatal("got the exact same address set twice; this could lead to data races")
}
}
func TestAddressesWithoutListening(t *testing.T) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
s := swarmt.GenSwarm(t, ctx, swarmt.OptDialOnly)
a1, err := s.InterfaceListenAddresses()
if err != nil {
t.Fatal(err)
}
if len(a1) != 0 {
t.Fatalf("expected to be listening on no addresses, was listening on %d", len(a1))
}
}
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