From 583df643bc1414eb7a52b2790254e2aeb651e0cd Mon Sep 17 00:00:00 2001 From: Marco Primi Date: Tue, 30 Jul 2024 15:49:47 -0700 Subject: [PATCH] Flesh out replica/workload to test with Antithesis --- .gitignore | 2 + toy-raft/cmd/replica/main.go | 67 +++++++--------- toy-raft/cmd/workload/main.go | 46 +++++++++++ toy-raft/go.mod | 27 +++---- toy-raft/go.sum | 118 +++++++++++++++++++---------- toy-raft/main_nats_network_test.go | 5 +- toy-raft/network/nats.go | 11 ++- 7 files changed, 180 insertions(+), 96 deletions(-) create mode 100644 .gitignore diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..8e32c41 --- /dev/null +++ b/.gitignore @@ -0,0 +1,2 @@ +toy-raft/cmd/replica/replica +toy-raft/cmd/workload/workload diff --git a/toy-raft/cmd/replica/main.go b/toy-raft/cmd/replica/main.go index c0adbee..fc99163 100644 --- a/toy-raft/cmd/replica/main.go +++ b/toy-raft/cmd/replica/main.go @@ -1,22 +1,20 @@ package main import ( - "errors" "flag" "fmt" - "log" + "os" + "slices" "strings" - "time" + + "github.com/nats-io/nats.go" + "toy-raft/network" "toy-raft/raft" "toy-raft/server" "toy-raft/state" - - "github.com/nats-io/nats.go" ) -const n = 20 - func main() { var ( replicaId string @@ -24,53 +22,44 @@ func main() { natsUrl string peerString string ) - flag.StringVar(&replicaId, "replicaId", "", "unique id of replica") - flag.StringVar(&groupId, "groupId", "", "raft group id") - flag.StringVar(&natsUrl, "natsUrl", "", "nats url") + flag.StringVar(&replicaId, "replica-id", "", "unique id of replica") + flag.StringVar(&groupId, "group-id", "", "raft group id") + flag.StringVar(&natsUrl, "nats-url", nats.DefaultURL, "nats url") flag.StringVar(&peerString, "peers", "", "comma separated list of peer ids (including self)") flag.Parse() + fatalErr := func(err error) { + fmt.Println(err) + os.Exit(1) + } if replicaId == "" { - panic("requires a valid replica id") + fatalErr(fmt.Errorf("missing required argument: replica-id")) } if groupId == "" { - panic("requires a valid raft group id") + fatalErr(fmt.Errorf("missing required argument: group-id")) } if peerString == "" { - panic("requires a valid peer list") + fatalErr(fmt.Errorf("missing required argument: peers")) } peers := strings.Split(peerString, ",") - if natsUrl == "" { - log.Printf("no natsUrl was provided, using default: %s", nats.DefaultURL) - natsUrl = nats.DefaultURL + if !slices.Contains(peers, replicaId) { + fatalErr(fmt.Errorf("list of peers does not include this replica")) } - network := network.NewNatsNetwork(groupId, natsUrl) - - sm := state.NewKeepLastBlocksStateMachine(replicaId, n) - raftNode := raft.NewRaftNodeImpl(replicaId, sm, raft.NewInMemoryStorage(), network, peers) - network.RegisterNode(replicaId, raftNode) - server := server.NewServer(replicaId, raftNode, sm) - server.Start() - - proposalCount := 0 + natsNetwork, err := network.NewNatsNetwork(groupId, natsUrl) + if err != nil { + fatalErr(fmt.Errorf("failed to initialize network: %w", err)) + } - for { - select { - case <-time.After(1 * time.Second): - if err := server.Propose([]byte{}); err != nil { - if errors.Is(err, raft.ErrNotLeader) { - continue - } - panic(err) - } - proposalCount++ + sm := state.NewKeepLastBlocksStateMachine(replicaId, 10) + raftNode := raft.NewRaftNodeImpl(replicaId, sm, raft.NewInMemoryStorage(), natsNetwork, peers) + natsNetwork.RegisterNode(replicaId, raftNode) + srv := server.NewServer(replicaId, raftNode, sm) + srv.Start() - case <-time.After(10 * time.Second): - fmt.Printf("proposalCount: %d\n", proposalCount) - } - } + // Block forever + select {} } diff --git a/toy-raft/cmd/workload/main.go b/toy-raft/cmd/workload/main.go index 7905807..ea9db70 100644 --- a/toy-raft/cmd/workload/main.go +++ b/toy-raft/cmd/workload/main.go @@ -1,5 +1,51 @@ package main +import ( + "flag" + "fmt" + "os" + "time" + + "github.com/antithesishq/antithesis-sdk-go/lifecycle" + "github.com/nats-io/nats.go" +) + func main() { + var ( + groupId string + natsUrl string + ) + flag.StringVar(&groupId, "group-id", "", "raft group id") + flag.StringVar(&natsUrl, "nats-url", nats.DefaultURL, "nats url") + flag.Parse() + + fatalErr := func(err error) { + fmt.Println(err) + os.Exit(1) + } + + if groupId == "" { + fatalErr(fmt.Errorf("missing required argument: group-id")) + } + + nc, err := nats.Connect(natsUrl) + if err != nil { + fatalErr(fmt.Errorf("failed to connect: %w", err)) + } + defer nc.Close() + + // TODO wait for RAFT group to be established -- not sure how. + // For now, do the dumb thing: + time.Sleep(3 * time.Second) + + // If running in antithesis, signal setup is complete + lifecycle.SetupComplete(nil) + // Block forever + for { + select { + case <-time.After(5 * time.Second): + fmt.Printf("Idle...\n") + } + } } diff --git a/toy-raft/go.mod b/toy-raft/go.mod index 524359a..c8b2499 100644 --- a/toy-raft/go.mod +++ b/toy-raft/go.mod @@ -3,27 +3,28 @@ module toy-raft go 1.21.5 require ( + github.com/antithesishq/antithesis-sdk-go v0.4.0 github.com/dgraph-io/badger/v4 v4.2.0 github.com/nats-io/nats.go v1.36.0 ) require ( - github.com/cespare/xxhash/v2 v2.2.0 // indirect + github.com/cespare/xxhash/v2 v2.3.0 // indirect github.com/dgraph-io/ristretto v0.1.1 // indirect - github.com/dustin/go-humanize v1.0.0 // indirect + github.com/dustin/go-humanize v1.0.1 // indirect github.com/gogo/protobuf v1.3.2 // indirect - github.com/golang/glog v1.0.0 // indirect - github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6 // indirect - github.com/golang/protobuf v1.5.2 // indirect - github.com/golang/snappy v0.0.3 // indirect - github.com/google/flatbuffers v1.12.1 // indirect - github.com/klauspost/compress v1.17.2 // indirect + github.com/golang/glog v1.2.2 // indirect + github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da // indirect + github.com/golang/protobuf v1.5.4 // indirect + github.com/golang/snappy v0.0.4 // indirect + github.com/google/flatbuffers v24.3.25+incompatible // indirect + github.com/klauspost/compress v1.17.9 // indirect github.com/nats-io/nkeys v0.4.7 // indirect github.com/nats-io/nuid v1.0.1 // indirect github.com/pkg/errors v0.9.1 // indirect - go.opencensus.io v0.22.5 // indirect - golang.org/x/crypto v0.18.0 // indirect - golang.org/x/net v0.10.0 // indirect - golang.org/x/sys v0.16.0 // indirect - google.golang.org/protobuf v1.28.1 // indirect + go.opencensus.io v0.24.0 // indirect + golang.org/x/crypto v0.25.0 // indirect + golang.org/x/net v0.27.0 // indirect + golang.org/x/sys v0.22.0 // indirect + google.golang.org/protobuf v1.34.2 // indirect ) diff --git a/toy-raft/go.sum b/toy-raft/go.sum index 44b27e1..7a58895 100644 --- a/toy-raft/go.sum +++ b/toy-raft/go.sum @@ -1,9 +1,13 @@ cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw= github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU= +github.com/antithesishq/antithesis-sdk-go v0.4.0 h1:LoIaSOJfaiwLt1WsZyJQEdaENewAR6G+F+aN8I6Sy7E= +github.com/antithesishq/antithesis-sdk-go v0.4.0/go.mod h1:IUpT2DPAKh6i/YhSbt6Gl3v2yvUZjmKncl7U91fup7E= +github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU= github.com/cespare/xxhash/v2 v2.1.1/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= -github.com/cespare/xxhash/v2 v2.2.0 h1:DC2CZ1Ep5Y4k3ZQ899DldepgrayRUGE6BBZ/cd9Cj44= -github.com/cespare/xxhash/v2 v2.2.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= +github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs= +github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw= +github.com/cncf/udpa/go v0.0.0-20191209042840-269d4d468f6f/go.mod h1:M8M6+tZqaGXZJjfX53e64911xZQV5JYwmTeXPW+k8Sc= github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= @@ -13,32 +17,50 @@ github.com/dgraph-io/ristretto v0.1.1 h1:6CWw5tJNgpegArSHpNHJKldNeq03FQCwYvfMVWa github.com/dgraph-io/ristretto v0.1.1/go.mod h1:S1GPSBCYCIhmVNfcth17y2zZtQT6wzkzgwUve0VDWWA= github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2 h1:tdlZCpZ/P9DhczCTSixgIKmwPv6+wP5DGjqLYw5SUiA= github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2/go.mod h1:SqUrOPUnsFjfmXRMNPybcSiG0BgUW2AuFH8PAnS2iTw= -github.com/dustin/go-humanize v1.0.0 h1:VSnTsYCnlFHaM2/igO1h6X3HA71jcobQuxemgkq4zYo= github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk= +github.com/dustin/go-humanize v1.0.1 h1:GzkhY7T5VNhEkwH0PVJgjz+fX1rhBrR7pRT3mDkpeCY= +github.com/dustin/go-humanize v1.0.1/go.mod h1:Mu1zIs6XwVuF/gI1OepvI0qD18qycQx+mFykh5fBlto= +github.com/envoyproxy/go-control-plane v0.9.0/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= +github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4= +github.com/envoyproxy/go-control-plane v0.9.4/go.mod h1:6rpuAdCZL397s3pYoYcLgu1mIlRU8Am5FuJP05cCM98= +github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c= github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q= github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q= github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q= -github.com/golang/glog v1.0.0 h1:nfP3RFugxnNRyKgeWd4oI1nYvXpxrx8ck8ZrcizshdQ= -github.com/golang/glog v1.0.0/go.mod h1:EWib/APOK0SL3dFbYqvxE3UYd8E6s1ouQ7iEp/0LWV4= -github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6 h1:ZgQEtGgCBiWRM39fZuwSd1LwSqqSW0hOdXCYYDX0R3I= -github.com/golang/groupcache v0.0.0-20190702054246-869f871628b6/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= +github.com/golang/glog v1.2.2 h1:1+mZ9upx1Dh6FmUTFR1naJ77miKiXgALjWOZ3NVFPmY= +github.com/golang/glog v1.2.2/go.mod h1:6AhwSGph0fcJtXVM/PEHPqZlFeoLxhs7/t5UDAwmO+w= +github.com/golang/groupcache v0.0.0-20200121045136-8c9f03a8e57e/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= +github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da h1:oI5xCqsCo564l8iNU+DwB5epxmsaqB+rhGL0m5jtYqE= +github.com/golang/groupcache v0.0.0-20210331224755-41bb18bfe9da/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc= github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A= github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= -github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= -github.com/golang/protobuf v1.5.0/go.mod h1:FsONVRAS9T7sI+LIUmWTfcYkHO4aIWwzhcaSAoJOfIk= -github.com/golang/protobuf v1.5.2 h1:ROPKBNFfQgOUMifHyP+KYbvpjbdoFNs+aK7DXlji0Tw= -github.com/golang/protobuf v1.5.2/go.mod h1:XVQd3VNwM+JqD3oG2Ue2ip4fOMUkwXdXDdiuN0vRsmY= -github.com/golang/snappy v0.0.3 h1:fHPg5GQYlCeLIPB9BZqMVR5nR9A+IM5zcgeTdjMYmLA= -github.com/golang/snappy v0.0.3/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= -github.com/google/flatbuffers v1.12.1 h1:MVlul7pQNoDzWRLTw5imwYsl+usrS1TXG2H4jg6ImGw= -github.com/google/flatbuffers v1.12.1/go.mod h1:1AeVuKshWv4vARoZatz6mlQ0JxURH0Kv5+zNeJKJCa8= +github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U= +github.com/golang/protobuf v1.4.0-rc.1/go.mod h1:ceaxUfeHdC40wWswd/P6IGgMaK3YpKi5j83Wpe3EHw8= +github.com/golang/protobuf v1.4.0-rc.1.0.20200221234624-67d41d38c208/go.mod h1:xKAWHe0F5eneWXFV3EuXVDTCmh+JuBKY0li0aMyXATA= +github.com/golang/protobuf v1.4.0-rc.2/go.mod h1:LlEzMj4AhA7rCAGe4KMBDvJI+AwstrUpVNzEA03Pprs= +github.com/golang/protobuf v1.4.0-rc.4.0.20200313231945-b860323f09d0/go.mod h1:WU3c8KckQ9AFe+yFwt9sWVRKCVIyN9cPHBJSNnbL67w= +github.com/golang/protobuf v1.4.0/go.mod h1:jodUvKwWbYaEsadDk5Fwe5c77LiNKVO9IDvqG2KuDX0= +github.com/golang/protobuf v1.4.1/go.mod h1:U8fpvMrcmy5pZrNK1lt4xCsGvpyWQ/VVv6QDs8UjoX8= +github.com/golang/protobuf v1.4.3/go.mod h1:oDoupMAO8OvCJWAcko0GGGIgR6R6ocIYbsSw735rRwI= +github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek= +github.com/golang/protobuf v1.5.4/go.mod h1:lnTiLA8Wa4RWRcIUkrtSVa5nRhsEGBg48fD6rSs7xps= +github.com/golang/snappy v0.0.4 h1:yAGX7huGHXlcLOEtBnF4w7FQwA26wojNCwOYAEhLjQM= +github.com/golang/snappy v0.0.4/go.mod h1:/XxbfmMg8lxefKM7IXC3fBNl/7bRcc72aCRzEWrmP2Q= +github.com/google/flatbuffers v24.3.25+incompatible h1:CX395cjN9Kke9mmalRoL3d81AtFUxJM+yDthflgJGkI= +github.com/google/flatbuffers v24.3.25+incompatible/go.mod h1:1AeVuKshWv4vARoZatz6mlQ0JxURH0Kv5+zNeJKJCa8= +github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M= github.com/google/go-cmp v0.3.0/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= -github.com/google/go-cmp v0.5.5 h1:Khx7svrCpmxxtHBq5j2mp/xVjsi8hQMfNLvJFAlrGgU= -github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMywk6iLU= +github.com/google/go-cmp v0.4.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE= +github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= +github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= +github.com/google/uuid v1.1.2/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo= github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8= github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck= -github.com/klauspost/compress v1.17.2 h1:RlWWUY/Dr4fL8qk9YG7DTZ7PDgME2V4csBXA8L/ixi4= -github.com/klauspost/compress v1.17.2/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE= +github.com/klauspost/compress v1.17.9 h1:6KIumPrER1LHsvBVuDa0r5xaG0Es51mhhB9BQB2qeMA= +github.com/klauspost/compress v1.17.9/go.mod h1:Di0epgTjJY877eYKx5yC51cX2A2Vl2ibi7bDH9ttBbw= github.com/nats-io/nats.go v1.36.0 h1:suEUPuWzTSse/XhESwqLxXGuj8vGRuPRoG7MoRN/qyU= github.com/nats-io/nats.go v1.36.0/go.mod h1:Ubdu4Nh9exXdSz0RVWRFBbRfrbSxOYd26oF0wkWclB8= github.com/nats-io/nkeys v0.4.7 h1:RwNJbbIdYCoClSDNY7QVKZlyb/wfT6ugvFCiKy6vDvI= @@ -49,18 +71,24 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4= github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= +github.com/prometheus/client_model v0.0.0-20190812154241-14fe0d1b01d4/go.mod h1:xMI15A0UPsDsEKsMN9yxemIoYk6Tm2C1GtYGdfGttqA= github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME= -github.com/stretchr/testify v1.4.0 h1:2E4SXV/wtOkTonXsotYi4li6zVWxYlZuYNCXe9XRJyk= +github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw= +github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo= github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4= +github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg= +github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU= +github.com/stretchr/testify v1.8.1 h1:w7B6lhMri9wdJUVmEZPGGhZzrYTPvgJArz7wNPgYKsk= +github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4= github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74= -go.opencensus.io v0.22.5 h1:dntmOdLpSpHlVqbW5Eay97DelsZHe+55D+xC6i0dDS0= -go.opencensus.io v0.22.5/go.mod h1:5pWMHQbX5EPX2/62yrJeAkowc+lfs/XD7Uxpq3pI6kk= +go.opencensus.io v0.24.0 h1:y73uSU6J157QMP2kn2r30vwW1A2W2WFwSCGnAVxeaD0= +go.opencensus.io v0.24.0/go.mod h1:vNK8G9p7aAivkbmorf4v+7Hgx+Zs0yY+0fOtgBfjQKo= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= -golang.org/x/crypto v0.18.0 h1:PGVlW0xEltQnzFZ55hkuX5+KLyrMYhHld1YHO4AKcdc= -golang.org/x/crypto v0.18.0/go.mod h1:R0j02AL6hcrfOiy9T4ZYp/rcWeMxM3L6QYxlOuEG1mg= +golang.org/x/crypto v0.25.0 h1:ypSNr+bnYL2YhwoMt2zPxHFmbAN1KZs/njMG3hxUp30= +golang.org/x/crypto v0.25.0/go.mod h1:T+wALwcMOSE0kXgUAnPAHqTLW+XHgcELELW8VaDgm/M= golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA= golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE= golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU= @@ -75,49 +103,61 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU= -golang.org/x/net v0.10.0 h1:X2//UzNDwYmtCLn7To6G58Wr6f5ahEAQgKNzv9Y951M= -golang.org/x/net v0.10.0/go.mod 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v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= +honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4= diff --git a/toy-raft/main_nats_network_test.go b/toy-raft/main_nats_network_test.go index 851ce3b..1a39d3d 100644 --- a/toy-raft/main_nats_network_test.go +++ b/toy-raft/main_nats_network_test.go @@ -18,7 +18,10 @@ func TestRaftWithNatsNetwork() { servers := make([]*server.ServerImpl, 0, 3) for _, id := range ids { - net := network.NewNatsNetwork("foo", "nats://127.0.0.1:18001,nats://127.0.0.1:18002,nats://127.0.0.1:18003,nats://127.0.0.1:18004,nats://127.0.0.1:18005,") + net, err := network.NewNatsNetwork("foo", "nats://127.0.0.1:18001,nats://127.0.0.1:18002,nats://127.0.0.1:18003,nats://127.0.0.1:18004,nats://127.0.0.1:18005,") + if err != nil { + panic(err) + } sm := state.NewKeepLastBlocksStateMachine(id, n) raftNode := raft.NewRaftNodeImpl(id, sm, raft.NewInMemoryStorage(), net, ids) net.RegisterNode(id, raftNode) diff --git a/toy-raft/network/nats.go b/toy-raft/network/nats.go index aced816..6dac12d 100644 --- a/toy-raft/network/nats.go +++ b/toy-raft/network/nats.go @@ -20,11 +20,14 @@ type NatsNetwork struct { networkDevices map[string]NetworkDevice } -func NewNatsNetwork(groupId, natsUrl string) Network { +func NewNatsNetwork(groupId, natsUrl string) (Network, error) { - nc, err := nats.Connect(natsUrl) + nc, err := nats.Connect( + natsUrl, + nats.MaxReconnects(-1), + ) if err != nil { - panic("todo") + return nil, fmt.Errorf("failed to connect: %w", err) } natsNetwork := &NatsNetwork{ @@ -36,7 +39,7 @@ func NewNatsNetwork(groupId, natsUrl string) Network { networkDevices: make(map[string]NetworkDevice), } - return natsNetwork + return natsNetwork, nil } func (net *NatsNetwork) RegisterNode(id string, networkDevice NetworkDevice) {