node: add Discord notifications for missing signatures
Change-Id: If09643c2e02c4c166577082cd9be9124d2e775d4
This commit is contained in:
Leo
parent
c1502bce13
commit
659b7b2547
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@ -3,6 +3,7 @@ package guardiand
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import (
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"context"
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"fmt"
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"github.com/certusone/wormhole/node/pkg/notify/discord"
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"log"
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"net/http"
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_ "net/http/pprof"
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@ -85,6 +86,9 @@ var (
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disableHeartbeatVerify *bool
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discordToken *string
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discordChannel *string
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bigTablePersistenceEnabled *bool
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bigTableGCPProject *string
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bigTableInstanceName *string
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@ -137,6 +141,9 @@ func init() {
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disableHeartbeatVerify = NodeCmd.Flags().Bool("disableHeartbeatVerify", false,
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"Disable heartbeat signature verification (useful during network startup)")
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discordToken = NodeCmd.Flags().String("discordToken", "", "Discord bot token (optional)")
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discordChannel = NodeCmd.Flags().String("discordChannel", "", "Discord channel name (optional)")
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bigTablePersistenceEnabled = NodeCmd.Flags().Bool("bigTablePersistenceEnabled", false, "Turn on forwarding events to BigTable")
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bigTableGCPProject = NodeCmd.Flags().String("bigTableGCPProject", "", "Google Cloud project ID for storing events")
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bigTableInstanceName = NodeCmd.Flags().String("bigTableInstanceName", "", "BigTable instance name for storing events")
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@ -415,6 +422,14 @@ func runNode(cmd *cobra.Command, args []string) {
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// Guardian set state managed by processor
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gst := common.NewGuardianSetState()
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var notifier *discord.DiscordNotifier
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if *discordToken != "" {
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notifier, err = discord.NewDiscordNotifier(*discordToken, *discordChannel, logger)
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if err != nil {
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logger.Error("failed to initialize Discord bot", zap.Error(err))
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}
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}
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// Load p2p private key
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var priv crypto.PrivKey
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if *unsafeDevMode {
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@ -501,6 +516,7 @@ func runNode(cmd *cobra.Command, args []string) {
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*terraLCD,
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*terraContract,
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attestationEvents,
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notifier,
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)
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if err := supervisor.Run(ctx, "processor", p.Run); err != nil {
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return err
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@ -9,6 +9,7 @@ require (
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github.com/davecgh/go-spew v1.1.1
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github.com/desertbit/timer v0.0.0-20180107155436-c41aec40b27f // indirect
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github.com/dgraph-io/badger/v3 v3.2103.1
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github.com/diamondburned/arikawa/v3 v3.0.0-rc.2
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github.com/ethereum/go-ethereum v1.10.6
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github.com/gagliardetto/solana-go v0.3.5-0.20210727215348-0cf016734976
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github.com/gorilla/mux v1.7.4
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@ -101,6 +102,7 @@ require (
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github.com/google/gopacket v1.1.19 // indirect
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github.com/google/uuid v1.2.0 // indirect
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github.com/googleapis/gax-go/v2 v2.0.5 // indirect
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github.com/gorilla/schema v1.2.0 // indirect
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github.com/gsterjov/go-libsecret v0.0.0-20161001094733-a6f4afe4910c // indirect
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github.com/gtank/merlin v0.1.1 // indirect
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github.com/gtank/ristretto255 v0.1.2 // indirect
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@ -267,6 +267,8 @@ github.com/dgryski/go-farm v0.0.0-20190104051053-3adb47b1fb0f/go.mod h1:SqUrOPUn
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github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2 h1:tdlZCpZ/P9DhczCTSixgIKmwPv6+wP5DGjqLYw5SUiA=
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github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2/go.mod h1:SqUrOPUnsFjfmXRMNPybcSiG0BgUW2AuFH8PAnS2iTw=
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github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
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github.com/diamondburned/arikawa/v3 v3.0.0-rc.2 h1:KP0c+FPykYQFjPwY0ezqx/kPgMZz6oXBXrADeMHnLpw=
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github.com/diamondburned/arikawa/v3 v3.0.0-rc.2/go.mod h1:sNqM/iGXuH87wEH1rpQBEY1PR0AAkRKJuUhJGOdo7To=
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github.com/dlclark/regexp2 v1.2.0/go.mod h1:2pZnwuY/m+8K6iRw6wQdMtk+rH5tNGR1i55kozfMjCc=
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github.com/docker/docker v1.4.2-0.20180625184442-8e610b2b55bf/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
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github.com/dop251/goja v0.0.0-20200721192441-a695b0cdd498/go.mod h1:Mw6PkjjMXWbTj+nnj4s3QPXq1jaT0s5pC0iFD4+BOAA=
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@ -484,6 +486,8 @@ github.com/gorilla/mux v1.7.3/go.mod h1:1lud6UwP+6orDFRuTfBEV8e9/aOM/c4fVVCaMa2z
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github.com/gorilla/mux v1.7.4 h1:VuZ8uybHlWmqV03+zRzdwKL4tUnIp1MAQtp1mIFE1bc=
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github.com/gorilla/mux v1.7.4/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
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github.com/gorilla/rpc v1.2.0/go.mod h1:V4h9r+4sF5HnzqbwIez0fKSpANP0zlYd3qR7p36jkTQ=
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github.com/gorilla/schema v1.2.0 h1:YufUaxZYCKGFuAq3c96BOhjgd5nmXiOY9NGzF247Tsc=
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github.com/gorilla/schema v1.2.0/go.mod h1:kgLaKoK1FELgZqMAVxx/5cbj0kT+57qxUrAlIO2eleU=
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github.com/gorilla/websocket v0.0.0-20170926233335-4201258b820c/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
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github.com/gorilla/websocket v1.4.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
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github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
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@ -1464,6 +1468,7 @@ golang.org/x/crypto v0.0.0-20200602180216-279210d13fed/go.mod h1:LzIPMQfyMNhhGPh
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golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/crypto v0.0.0-20200820211705-5c72a883971a/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/crypto v0.0.0-20201016220609-9e8e0b390897/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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golang.org/x/crypto v0.0.0-20210220033148-5ea612d1eb83/go.mod h1:jdWPYTVW3xRLrWPugEBEK3UY2ZEsg3UU495nc5E+M+I=
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golang.org/x/crypto v0.0.0-20210322153248-0c34fe9e7dc2/go.mod h1:T9bdIzuCu7OtxOm1hfPfRQxPLYneinmdGuTeoZ9dtd4=
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golang.org/x/crypto v0.0.0-20210506145944-38f3c27a63bf/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
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@ -1661,6 +1666,7 @@ golang.org/x/sys v0.0.0-20200803210538-64077c9b5642/go.mod h1:h1NjWce9XRLGQEsW7w
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golang.org/x/sys v0.0.0-20200814200057-3d37ad5750ed/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20200905004654-be1d3432aa8f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20201018230417-eeed37f84f13/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20201201145000-ef89a241ccb3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20201214210602-f9fddec55a1e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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@ -1704,6 +1710,7 @@ golang.org/x/time v0.0.0-20180412165947-fbb02b2291d2/go.mod h1:tRJNPiyCQ0inRvYxb
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golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
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golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
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golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
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golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
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golang.org/x/time v0.0.0-20201208040808-7e3f01d25324 h1:Hir2P/De0WpUhtrKGGjvSb2YxUgyZ7EFOSLIcSSpiwE=
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golang.org/x/time v0.0.0-20201208040808-7e3f01d25324/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
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golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
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@ -0,0 +1,53 @@
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package main
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import (
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"encoding/hex"
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"flag"
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"github.com/certusone/wormhole/node/pkg/notify/discord"
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"github.com/certusone/wormhole/node/pkg/vaa"
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"go.uber.org/zap"
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)
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var (
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botToken = flag.String("botToken", "", "Discord bot token")
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)
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func init() {
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flag.Parse()
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if *botToken == "" {
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panic("please provide bot token")
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}
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}
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const (
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exampleVaaBytes = `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`
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)
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func main() {
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b, err := hex.DecodeString(exampleVaaBytes)
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if err != nil {
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panic(err)
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}
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v, err := vaa.Unmarshal(b)
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if err != nil {
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panic(err)
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}
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logger, err := zap.NewDevelopment()
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if err != nil {
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panic(err)
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}
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d, err := discord.NewDiscordNotifier(
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*botToken, "alerts", logger)
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if err != nil {
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logger.Fatal("failed to initialize notifier", zap.Error(err))
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}
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if err := d.MissingSignaturesOnTransaction(v, 14, 13, true, []string{
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"Certus One", "Not Certus One"}); err != nil {
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logger.Fatal("failed to send test message", zap.Error(err))
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}
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}
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@ -0,0 +1,99 @@
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package discord
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import (
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"bytes"
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"fmt"
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"github.com/certusone/wormhole/node/pkg/vaa"
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"github.com/diamondburned/arikawa/v3/api"
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"github.com/diamondburned/arikawa/v3/discord"
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"go.uber.org/zap"
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"strings"
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)
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type DiscordNotifier struct {
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c *api.Client
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chans []discord.Channel
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logger *zap.Logger
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}
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// NewDiscordNotifier returns and initializes a new Discord notifier.
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//
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// During initialization, a list of all guilds and channels is fetched.
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// Newly added guilds and channels won't be detected at runtime.
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func NewDiscordNotifier(botToken string, channelName string, logger *zap.Logger) (*DiscordNotifier, error) {
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c := api.NewClient("Bot " + botToken)
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chans := make([]discord.Channel, 0)
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guilds, err := c.Guilds(0)
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if err != nil {
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return nil, fmt.Errorf("failed to retrieve guilds: %w", err)
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}
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for _, guild := range guilds {
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gcn, err := c.Channels(guild.ID)
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if err != nil {
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return nil, fmt.Errorf("failed to retrieve channels for %s: %w", guild.ID, err)
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}
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for _, cn := range gcn {
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if cn.Name == channelName {
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chans = append(chans, cn)
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}
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}
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}
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logger.Info("notification channels", zap.Any("channels", chans))
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return &DiscordNotifier{
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c: c,
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chans: chans,
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logger: logger,
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}, nil
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}
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func wrapCode(in string) string {
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return fmt.Sprintf("`%s`", in)
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}
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func (d DiscordNotifier) MissingSignaturesOnTransaction(v *vaa.VAA, hasSigs, wantSigs int, quorum bool, missing []string) error {
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if len(missing) == 0 {
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panic("no missing nodes specified")
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}
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var quorumText string
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if quorum {
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quorumText = fmt.Sprintf("✔️ yes (%d/%d)", hasSigs, wantSigs)
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} else {
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quorumText = fmt.Sprintf("🚨️ **NO** (%d/%d)", hasSigs, wantSigs)
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}
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var messageText string
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if !quorum {
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messageText = "**NO QUORUM** - Wormhole likely failed to achieve consensus on this message @here"
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}
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missingText := &bytes.Buffer{}
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for _, m := range missing {
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if _, err := fmt.Fprintf(missingText, "- %s\n", m); err != nil {
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panic(err)
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}
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}
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for _, cn := range d.chans {
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if _, err := d.c.SendMessage(cn.ID, messageText,
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discord.Embed{
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Title: "Message with missing signatures",
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Fields: []discord.EmbedField{
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{Name: "Message ID", Value: wrapCode(v.MessageID()), Inline: true},
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{Name: "Digest", Value: wrapCode(v.HexDigest()), Inline: true},
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{Name: "Quorum", Value: quorumText, Inline: true},
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{Name: "Source Chain", Value: strings.Title(v.EmitterChain.String()), Inline: false},
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{Name: "Missing Guardians", Value: missingText.String(), Inline: false},
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},
|
||||
},
|
||||
); err != nil {
|
||||
return err
|
||||
}
|
||||
}
|
||||
|
||||
return nil
|
||||
}
|
||||
|
|
@ -2,6 +2,7 @@ package processor
|
|||
|
||||
import (
|
||||
"context"
|
||||
"encoding/hex"
|
||||
"github.com/certusone/wormhole/node/pkg/common"
|
||||
"github.com/certusone/wormhole/node/pkg/vaa"
|
||||
"github.com/prometheus/client_golang/prometheus"
|
||||
|
|
@ -69,10 +70,39 @@ func (p *Processor) handleCleanup(ctx context.Context) {
|
|||
|
||||
hasSigs := len(s.signatures)
|
||||
wantSigs := CalculateQuorum(len(gs.Keys))
|
||||
quorum := hasSigs >= wantSigs
|
||||
|
||||
var chain vaa.ChainID
|
||||
if s.ourVAA != nil {
|
||||
chain = s.ourVAA.EmitterChain
|
||||
|
||||
// If a notifier is configured, send a notification for any missing signatures.
|
||||
//
|
||||
// Only send a notification if we have a VAA. Otherwise, bogus observations
|
||||
// could cause invalid alerts.
|
||||
if p.notifier != nil && hasSigs < len(gs.Keys) {
|
||||
p.logger.Info("sending miss notification", zap.String("digest", hash))
|
||||
// Find names of missing validators
|
||||
missing := make([]string, 0, len(gs.Keys))
|
||||
for _, k := range gs.Keys {
|
||||
if s.signatures[k] == nil {
|
||||
name := hex.EncodeToString(k.Bytes())
|
||||
h := p.gst.LastHeartbeat(k)
|
||||
// Pick first node if there are multiple peers.
|
||||
for _, hb := range h {
|
||||
name = hb.NodeName
|
||||
break
|
||||
}
|
||||
missing = append(missing, name)
|
||||
}
|
||||
}
|
||||
|
||||
go func(v *vaa.VAA, hasSigs, wantSigs int, quorum bool, missing []string) {
|
||||
if err := p.notifier.MissingSignaturesOnTransaction(v, hasSigs, wantSigs, quorum, missing); err != nil {
|
||||
p.logger.Error("failed to send notification", zap.Error(err))
|
||||
}
|
||||
}(s.ourVAA, hasSigs, wantSigs, quorum, missing)
|
||||
}
|
||||
}
|
||||
|
||||
p.logger.Info("VAA considered settled",
|
||||
|
|
@ -80,7 +110,7 @@ func (p *Processor) handleCleanup(ctx context.Context) {
|
|||
zap.Duration("delta", delta),
|
||||
zap.Int("have_sigs", hasSigs),
|
||||
zap.Int("required_sigs", wantSigs),
|
||||
zap.Bool("quorum", hasSigs >= wantSigs),
|
||||
zap.Bool("quorum", quorum),
|
||||
zap.Stringer("emitter_chain", chain),
|
||||
)
|
||||
|
||||
|
|
|
|||
|
|
@ -3,6 +3,7 @@ package processor
|
|||
import (
|
||||
"context"
|
||||
"crypto/ecdsa"
|
||||
"github.com/certusone/wormhole/node/pkg/notify/discord"
|
||||
"time"
|
||||
|
||||
"github.com/certusone/wormhole/node/pkg/db"
|
||||
|
|
@ -97,6 +98,8 @@ type Processor struct {
|
|||
ourAddr ethcommon.Address
|
||||
// cleanup triggers periodic state cleanup
|
||||
cleanup *time.Ticker
|
||||
|
||||
notifier *discord.DiscordNotifier
|
||||
}
|
||||
|
||||
func NewProcessor(
|
||||
|
|
@ -116,6 +119,7 @@ func NewProcessor(
|
|||
terraLCD string,
|
||||
terraContract string,
|
||||
attestationEvents *reporter.AttestationEventReporter,
|
||||
notifier *discord.DiscordNotifier,
|
||||
) *Processor {
|
||||
|
||||
return &Processor{
|
||||
|
|
@ -137,6 +141,8 @@ func NewProcessor(
|
|||
|
||||
attestationEvents: attestationEvents,
|
||||
|
||||
notifier: notifier,
|
||||
|
||||
logger: supervisor.Logger(ctx),
|
||||
state: &aggregationState{vaaMap{}},
|
||||
ourAddr: crypto.PubkeyToAddress(gk.PublicKey),
|
||||
|
|
|
|||
|
|
@ -268,6 +268,15 @@ func (v *VAA) MessageID() string {
|
|||
return fmt.Sprintf("%d/%s/%d", v.EmitterChain, v.EmitterAddress, v.Sequence)
|
||||
}
|
||||
|
||||
// HexDigest returns the hex-encoded digest.
|
||||
func (v *VAA) HexDigest() string {
|
||||
b, err := v.SigningMsg()
|
||||
if err != nil {
|
||||
panic(err)
|
||||
}
|
||||
return hex.EncodeToString(b.Bytes())
|
||||
}
|
||||
|
||||
func (v *VAA) serializeBody() ([]byte, error) {
|
||||
buf := new(bytes.Buffer)
|
||||
MustWrite(buf, binary.BigEndian, uint32(v.Timestamp.Unix()))
|
||||
|
|
|
|||
Loading…
Reference in New Issue