PeerDAS: Column distribution table

clients/consensus/chainspec.go

@@ -51,6 +51,11 @@ type ChainSpec struct {
 	SyncCommitteeSize            uint64            `yaml:"SYNC_COMMITTEE_SIZE"`
 	DepositContractAddress       []byte            `yaml:"DEPOSIT_CONTRACT_ADDRESS"`
 
+	// EIP7594: PeerDAS
+	NumberOfColumns              *uint64 `yaml:"NUMBER_OF_COLUMNS"`
+	DataColumnSidecarSubnetCount *uint64 `yaml:"DATA_COLUMN_SIDECAR_SUBNET_COUNT"`
+	CustodyRequirement           *uint64 `yaml:"CUSTODY_REQUIREMENT"`
+
 	// additional dora specific specs
 	WhiskForkEpoch *uint64
 }

clients/consensus/rpc/beaconapi.go

@@ -467,7 +467,16 @@ func (bc *BeaconClient) GetNodePeers(ctx context.Context) ([]*v1.Peer, error) {
 	if err != nil {
 		return nil, err
 	}
-	return result.Data, nil
+
+	// Temporary workaround to filter out peers that are not connected (https://github.com/grandinetech/grandine/issues/46)
+	filteredPeers := make([]*v1.Peer, 0)
+	for _, peer := range result.Data {
+		if peer.State == "connected" {
+			filteredPeers = append(filteredPeers, peer)
+		}
+	}
+
+	return filteredPeers, nil
 }
 
 func (bc *BeaconClient) GetNodeIdentity(ctx context.Context) (*NodeIdentity, error) {

go.mod

@@ -30,12 +30,34 @@ require (
 	github.com/timandy/routine v1.1.4
 	github.com/urfave/negroni v1.0.0
 	golang.org/x/crypto v0.28.0
-	golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8
+	golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56
 	golang.org/x/text v0.19.0
 	golang.org/x/time v0.7.0
 	gopkg.in/yaml.v3 v3.0.1
 )
 
+require (
+	github.com/ipfs/go-cid v0.4.1 // indirect
+	github.com/libp2p/go-buffer-pool v0.1.0 // indirect
+	github.com/libp2p/go-libp2p v0.36.5 // indirect
+	github.com/minio/highwayhash v1.0.2 // indirect
+	github.com/mr-tron/base58 v1.2.0 // indirect
+	github.com/multiformats/go-base32 v0.1.0 // indirect
+	github.com/multiformats/go-base36 v0.2.0 // indirect
+	github.com/multiformats/go-multiaddr v0.13.0 // indirect
+	github.com/multiformats/go-multibase v0.2.0 // indirect
+	github.com/multiformats/go-multicodec v0.9.0 // indirect
+	github.com/multiformats/go-multihash v0.2.3 // indirect
+	github.com/multiformats/go-varint v0.0.7 // indirect
+	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
+	github.com/prysmaticlabs/fastssz v0.0.0-20240620202422-a981b8ef89d3 // indirect
+	github.com/prysmaticlabs/gohashtree v0.0.4-beta.0.20240624100937-73632381301b // indirect
+	github.com/prysmaticlabs/prysm/v5 v5.1.0 // indirect
+	github.com/spaolacci/murmur3 v1.1.0 // indirect
+	github.com/thomaso-mirodin/intmath v0.0.0-20160323211736-5dc6d854e46e // indirect
+	lukechampine.com/blake3 v1.3.0 // indirect
+)
+
 require (
 	dario.cat/mergo v1.0.1 // indirect
 	github.com/Masterminds/goutils v1.1.1 // indirect
@@ -91,7 +113,7 @@ require (
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/prometheus/client_golang v1.19.1 // indirect
 	github.com/prometheus/client_model v0.6.1 // indirect
-	github.com/prometheus/common v0.54.0 // indirect
+	github.com/prometheus/common v0.55.0 // indirect
 	github.com/prometheus/procfs v0.15.1 // indirect
 	github.com/r3labs/sse/v2 v2.10.0 // indirect
 	github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec // indirect

go.sum

@@ -179,6 +179,8 @@ github.com/huandu/xstrings v1.5.0 h1:2ag3IFq9ZDANvthTwTiqSSZLjDc+BedvHPAp5tJy2TI
 github.com/huandu/xstrings v1.5.0/go.mod h1:y5/lhBue+AyNmUVz9RLU9xbLR0o4KIIExikq4ovT0aE=
 github.com/huin/goupnp v1.3.0 h1:UvLUlWDNpoUdYzb2TCn+MuTWtcjXKSza2n6CBdQ0xXc=
 github.com/huin/goupnp v1.3.0/go.mod h1:gnGPsThkYa7bFi/KWmEysQRf48l2dvR5bxr2OFckNX8=
+github.com/ipfs/go-cid v0.4.1 h1:A/T3qGvxi4kpKWWcPC/PgbvDA2bjVLO7n4UeVwnbs/s=
+github.com/ipfs/go-cid v0.4.1/go.mod h1:uQHwDeX4c6CtyrFwdqyhpNcxVewur1M7l7fNU7LKwZk=
 github.com/jackc/chunkreader v1.0.0/go.mod h1:RT6O25fNZIuasFJRyZ4R/Y2BbhasbmZXF9QQ7T3kePo=
 github.com/jackc/chunkreader/v2 v2.0.0/go.mod h1:odVSm741yZoC3dpHEUXIqA9tQRhFrgOHwnPIn9lDKlk=
 github.com/jackc/chunkreader/v2 v2.0.1 h1:i+RDz65UE+mmpjTfyz0MoVTnzeYxroil2G82ki7MGG8=
@@ -269,6 +271,10 @@ github.com/lib/pq v1.2.0/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=
 github.com/lib/pq v1.10.2/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
 github.com/lib/pq v1.10.9 h1:YXG7RB+JIjhP29X+OtkiDnYaXQwpS4JEWq7dtCCRUEw=
 github.com/lib/pq v1.10.9/go.mod h1:AlVN5x4E4T544tWzH6hKfbfQvm3HdbOxrmggDNAPY9o=
+github.com/libp2p/go-buffer-pool v0.1.0 h1:oK4mSFcQz7cTQIfqbe4MIj9gLW+mnanjyFtc6cdF0Y8=
+github.com/libp2p/go-buffer-pool v0.1.0/go.mod h1:N+vh8gMqimBzdKkSMVuydVDq+UV5QTWy5HSiZacSbPg=
+github.com/libp2p/go-libp2p v0.36.5 h1:DoABsaHO0VXwH6pwCs2F6XKAXWYjFMO4HFBoVxTnF9g=
+github.com/libp2p/go-libp2p v0.36.5/go.mod h1:CpszAtXxHYOcyvB7K8rSHgnNlh21eKjYbEfLoMerbEI=
 github.com/lightclient/go-ethereum v0.0.0-20240907155054-183e7b702a00 h1:6fd42xMvs6JF4vN0SBB7bI1ILR4wHl53dn89YNsdpWY=
 github.com/lightclient/go-ethereum v0.0.0-20240907155054-183e7b702a00/go.mod h1:QeW+MtTpRdBEm2pUFoonByee8zfHv7kGp0wK0odvU1I=
 github.com/mashingan/smapping v0.1.19 h1:SsEtuPn2UcM1croIupPtGLgWgpYRuS0rSQMvKD9g2BQ=
@@ -290,6 +296,8 @@ github.com/mattn/go-sqlite3 v1.14.22 h1:2gZY6PC6kBnID23Tichd1K+Z0oS6nE/XwU+Vz/5o
 github.com/mattn/go-sqlite3 v1.14.22/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
 github.com/mfridman/interpolate v0.0.2 h1:pnuTK7MQIxxFz1Gr+rjSIx9u7qVjf5VOoM/u6BbAxPY=
 github.com/mfridman/interpolate v0.0.2/go.mod h1:p+7uk6oE07mpE/Ik1b8EckO0O4ZXiGAfshKBWLUM9Xg=
+github.com/minio/highwayhash v1.0.2 h1:Aak5U0nElisjDCfPSG79Tgzkn2gl66NxOMspRrKnA/g=
+github.com/minio/highwayhash v1.0.2/go.mod h1:BQskDq+xkJ12lmlUUi7U0M5Swg3EWR+dLTk+kldvVxY=
 github.com/minio/sha256-simd v1.0.1 h1:6kaan5IFmwTNynnKKpDHe6FWHohJOHhCPchzK49dzMM=
 github.com/minio/sha256-simd v1.0.1/go.mod h1:Pz6AKMiUdngCLpeTL/RJY1M9rUuPMYujV5xJjtbRSN8=
 github.com/mitchellh/copystructure v1.2.0 h1:vpKXTN4ewci03Vljg/q9QvCGUDttBOGBIa15WveJJGw=
@@ -303,6 +311,24 @@ github.com/mitchellh/reflectwalk v1.0.2/go.mod h1:mSTlrgnPZtwu0c4WaC2kGObEpuNDbx
 github.com/mmcloughlin/addchain v0.4.0 h1:SobOdjm2xLj1KkXN5/n0xTIWyZA2+s99UCY1iPfkHRY=
 github.com/mmcloughlin/addchain v0.4.0/go.mod h1:A86O+tHqZLMNO4w6ZZ4FlVQEadcoqkyU72HC5wJ4RlU=
 github.com/mmcloughlin/profile v0.1.1/go.mod h1:IhHD7q1ooxgwTgjxQYkACGA77oFTDdFVejUS1/tS/qU=
+github.com/mr-tron/base58 v1.2.0 h1:T/HDJBh4ZCPbU39/+c3rRvE0uKBQlU27+QI8LJ4t64o=
+github.com/mr-tron/base58 v1.2.0/go.mod h1:BinMc/sQntlIE1frQmRFPUoPA1Zkr8VRgBdjWI2mNwc=
+github.com/multiformats/go-base32 v0.1.0 h1:pVx9xoSPqEIQG8o+UbAe7DNi51oej1NtK+aGkbLYxPE=
+github.com/multiformats/go-base32 v0.1.0/go.mod h1:Kj3tFY6zNr+ABYMqeUNeGvkIC/UYgtWibDcT0rExnbI=
+github.com/multiformats/go-base36 v0.2.0 h1:lFsAbNOGeKtuKozrtBsAkSVhv1p9D0/qedU9rQyccr0=
+github.com/multiformats/go-base36 v0.2.0/go.mod h1:qvnKE++v+2MWCfePClUEjE78Z7P2a1UV0xHgWc0hkp4=
+github.com/multiformats/go-multiaddr v0.13.0 h1:BCBzs61E3AGHcYYTv8dqRH43ZfyrqM8RXVPT8t13tLQ=
+github.com/multiformats/go-multiaddr v0.13.0/go.mod h1:sBXrNzucqkFJhvKOiwwLyqamGa/P5EIXNPLovyhQCII=
+github.com/multiformats/go-multibase v0.2.0 h1:isdYCVLvksgWlMW9OZRYJEa9pZETFivncJHmHnnd87g=
+github.com/multiformats/go-multibase v0.2.0/go.mod h1:bFBZX4lKCA/2lyOFSAoKH5SS6oPyjtnzK/XTFDPkNuk=
+github.com/multiformats/go-multicodec v0.9.0 h1:pb/dlPnzee/Sxv/j4PmkDRxCOi3hXTz3IbPKOXWJkmg=
+github.com/multiformats/go-multicodec v0.9.0/go.mod h1:L3QTQvMIaVBkXOXXtVmYE+LI16i14xuaojr/H7Ai54k=
+github.com/multiformats/go-multihash v0.2.3 h1:7Lyc8XfX/IY2jWb/gI7JP+o7JEq9hOa7BFvVU9RSh+U=
+github.com/multiformats/go-multihash v0.2.3/go.mod h1:dXgKXCXjBzdscBLk9JkjINiEsCKRVch90MdaGiKsvSM=
+github.com/multiformats/go-varint v0.0.7 h1:sWSGR+f/eu5ABZA2ZpYKBILXTTs9JWpdEM/nEGOHFS8=
+github.com/multiformats/go-varint v0.0.7/go.mod h1:r8PUYw/fD/SjBCiKOoDlGF6QawOELpZAu9eioSos/OU=
+github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA=
+github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
 github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdhx/f4=
 github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
 github.com/nxadm/tail v1.4.4/go.mod h1:kenIhsEOeOJmVchQTgglprH7qJGnHDVpk1VPCcaMI8A=
@@ -334,6 +360,8 @@ github.com/prometheus/client_model v0.6.1 h1:ZKSh/rekM+n3CeS952MLRAdFwIKqeY8b62p
 github.com/prometheus/client_model v0.6.1/go.mod h1:OrxVMOVHjw3lKMa8+x6HeMGkHMQyHDk9E3jmP2AmGiY=
 github.com/prometheus/common v0.54.0 h1:ZlZy0BgJhTwVZUn7dLOkwCZHUkrAqd3WYtcFCWnM1D8=
 github.com/prometheus/common v0.54.0/go.mod h1:/TQgMJP5CuVYveyT7n/0Ix8yLNNXy9yRSkhnLTHPDIQ=
+github.com/prometheus/common v0.55.0 h1:KEi6DK7lXW/m7Ig5i47x0vRzuBsHuvJdi5ee6Y3G1dc=
+github.com/prometheus/common v0.55.0/go.mod h1:2SECS4xJG1kd8XF9IcM1gMX6510RAEL65zxzNImwdc8=
 github.com/prometheus/procfs v0.15.1 h1:YagwOFzUgYfKKHX6Dr+sHT7km/hxC76UB0learggepc=
 github.com/prometheus/procfs v0.15.1/go.mod h1:fB45yRUv8NstnjriLhBQLuOUt+WW4BsoGhij/e3PBqk=
 github.com/protolambda/bls12-381-util v0.1.0 h1:05DU2wJN7DTU7z28+Q+zejXkIsA/MF8JZQGhtBZZiWk=
@@ -342,8 +370,14 @@ github.com/protolambda/zrnt v0.32.3 h1:b3mkBEjcmxtft115cBIQk+2qz1HEb2ExDdduVQqN4
 github.com/protolambda/zrnt v0.32.3/go.mod h1:A0fezkp9Tt3GBLATSPIbuY4ywYESyAuc/FFmPKg8Lqs=
 github.com/protolambda/ztyp v0.2.2 h1:rVcL3vBu9W/aV646zF6caLS/dyn9BN8NYiuJzicLNyY=
 github.com/protolambda/ztyp v0.2.2/go.mod h1:9bYgKGqg3wJqT9ac1gI2hnVb0STQq7p/1lapqrqY1dU=
+github.com/prysmaticlabs/fastssz v0.0.0-20240620202422-a981b8ef89d3 h1:0LZAwwHnsZFfXm4IK4rzFV4N5IVSKZKLmuBMA4kAlFk=
+github.com/prysmaticlabs/fastssz v0.0.0-20240620202422-a981b8ef89d3/go.mod h1:h2OlIZD/M6wFvV3YMZbW16lFgh3Rsye00G44J2cwLyU=
 github.com/prysmaticlabs/go-bitfield v0.0.0-20240618144021-706c95b2dd15 h1:lC8kiphgdOBTcbTvo8MwkvpKjO0SlAgjv4xIK5FGJ94=
 github.com/prysmaticlabs/go-bitfield v0.0.0-20240618144021-706c95b2dd15/go.mod h1:8svFBIKKu31YriBG/pNizo9N0Jr9i5PQ+dFkxWg3x5k=
+github.com/prysmaticlabs/gohashtree v0.0.4-beta.0.20240624100937-73632381301b h1:VK7thFOnhxAZ/5aolr5Os4beiubuD08WiuiHyRqgwks=
+github.com/prysmaticlabs/gohashtree v0.0.4-beta.0.20240624100937-73632381301b/go.mod h1:HRuvtXLZ4WkaB1MItToVH2e8ZwKwZPY5/Rcby+CvvLY=
+github.com/prysmaticlabs/prysm/v5 v5.1.0 h1:TY9A6tm0v7bI1z9YH+xkDh7XH7qm4ZK8sTeyckxbj4A=
+github.com/prysmaticlabs/prysm/v5 v5.1.0/go.mod h1:SWb5kE/FhtQrLS2yt+IDj+leB7IhXrcOv6lhDnU1nBY=
 github.com/r3labs/sse/v2 v2.10.0 h1:hFEkLLFY4LDifoHdiCN/LlGBAdVJYsANaLqNYa1l/v0=
 github.com/r3labs/sse/v2 v2.10.0/go.mod h1:Igau6Whc+F17QUgML1fYe1VPZzTV6EMCnYktEmkNJ7I=
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94icq4NjY3clb7Lk8O1qJ8BdBEF8z0ibU0rE=
@@ -376,6 +410,8 @@ github.com/sirupsen/logrus v1.4.1/go.mod h1:ni0Sbl8bgC9z8RoU9G6nDWqqs/fq4eDPysMB
 github.com/sirupsen/logrus v1.4.2/go.mod h1:tLMulIdttU9McNUspp0xgXVQah82FyeX6MwdIuYE2rE=
 github.com/sirupsen/logrus v1.9.3 h1:dueUQJ1C2q9oE3F7wvmSGAaVtTmUizReu6fjN8uqzbQ=
 github.com/sirupsen/logrus v1.9.3/go.mod h1:naHLuLoDiP4jHNo9R0sCBMtWGeIprob74mVsIT4qYEQ=
+github.com/spaolacci/murmur3 v1.1.0 h1:7c1g84S4BPRrfL5Xrdp6fOJ206sU9y293DDHaoy0bLI=
+github.com/spaolacci/murmur3 v1.1.0/go.mod h1:JwIasOWyU6f++ZhiEuf87xNszmSA2myDM2Kzu9HwQUA=
 github.com/spf13/cast v1.7.0 h1:ntdiHjuueXFgm5nzDRdOS4yfT43P5Fnud6DH50rz/7w=
 github.com/spf13/cast v1.7.0/go.mod h1:ancEpBxwJDODSW/UG4rDrAqiKolqNNh2DX3mk86cAdo=
 github.com/status-im/keycard-go v0.2.0 h1:QDLFswOQu1r5jsycloeQh3bVU8n/NatHHaZobtDnDzA=
@@ -405,6 +441,8 @@ github.com/tdewolff/parse v2.3.4+incompatible h1:x05/cnGwIMf4ceLuDMBOdQ1qGniMoxp
 github.com/tdewolff/parse v2.3.4+incompatible/go.mod h1:8oBwCsVmUkgHO8M5iCzSIDtpzXOT0WXX9cWhz+bIzJQ=
 github.com/tdewolff/test v1.0.9 h1:SswqJCmeN4B+9gEAi/5uqT0qpi1y2/2O47V/1hhGZT0=
 github.com/tdewolff/test v1.0.9/go.mod h1:6DAvZliBAAnD7rhVgwaM7DE5/d9NMOAJ09SqYqeK4QE=
+github.com/thomaso-mirodin/intmath v0.0.0-20160323211736-5dc6d854e46e h1:cR8/SYRgyQCt5cNCMniB/ZScMkhI9nk8U5C7SbISXjo=
+github.com/thomaso-mirodin/intmath v0.0.0-20160323211736-5dc6d854e46e/go.mod h1:Tu4lItkATkonrYuvtVjG0/rhy15qrNGNTjPdaphtZ/8=
 github.com/timandy/routine v1.1.4 h1:L9eAli/ROJcW6LhmwZcusYQcdAqxAXGOQhEXLQSNWOA=
 github.com/timandy/routine v1.1.4/go.mod h1:siBcl8iIsGmhLCajRGRcy7Y7FVcicNXkr97JODdt9fc=
 github.com/tklauser/go-sysconf v0.3.14 h1:g5vzr9iPFFz24v2KZXs/pvpvh8/V9Fw6vQK5ZZb78yU=
@@ -460,6 +498,8 @@ golang.org/x/crypto v0.28.0 h1:GBDwsMXVQi34v5CCYUm2jkJvu4cbtru2U4TN2PSyQnw=
 golang.org/x/crypto v0.28.0/go.mod h1:rmgy+3RHxRZMyY0jjAJShp2zgEdOqj2AO7U0pYmeQ7U=
 golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8 h1:yixxcjnhBmY0nkL253HFVIm0JsFHwrHdT3Yh6szTnfY=
 golang.org/x/exp v0.0.0-20240613232115-7f521ea00fb8/go.mod h1:jj3sYF3dwk5D+ghuXyeI3r5MFf+NT2An6/9dOA95KSI=
+golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56 h1:2dVuKD2vS7b0QIHQbpyTISPd0LeHDbnYEryqj5Q1ug8=
+golang.org/x/exp v0.0.0-20240719175910-8a7402abbf56/go.mod h1:M4RDyNAINzryxdtnbRXRL/OHtkFuWGRjvuhBJpk2IlY=
 golang.org/x/lint v0.0.0-20190930215403-16217165b5de/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
 golang.org/x/mod v0.0.0-20190513183733-4bf6d317e70e/go.mod h1:mXi4GBBbnImb6dmsKGUJ2LatrhH/nqhxcFungHvyanc=
 golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
@@ -491,6 +531,7 @@ golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ=
 golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190130150945-aca44879d564/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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@@ -596,6 +637,8 @@ gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
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 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
+lukechampine.com/blake3 v1.3.0 h1:sJ3XhFINmHSrYCgl958hscfIa3bw8x4DqMP3u1YvoYE=
+lukechampine.com/blake3 v1.3.0/go.mod h1:0OFRp7fBtAylGVCO40o87sbupkyIGgbpv1+M1k1LM6k=
 modernc.org/cc/v4 v4.21.4 h1:3Be/Rdo1fpr8GrQ7IVw9OHtplU4gWbb+wNgeoBMmGLQ=
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 modernc.org/ccgo/v4 v4.19.2 h1:lwQZgvboKD0jBwdaeVCTouxhxAyN6iawF3STraAal8Y=