feat(baseapp): Implement Krakatoa mempool ABCI handlers

baseapp/abci.go

@@ -378,6 +378,22 @@ func (app *BaseApp) CheckTx(req *abci.RequestCheckTx) (*abci.ResponseCheckTx, er
 	return app.abciHandlers.CheckTxHandler(runTx, req)
 }
 
+// InsertTx inserts a tx into the applications mempool.
+func (app *BaseApp) InsertTx(req *abci.RequestInsertTx) (*abci.ResponseInsertTx, error) {
+	if app.abciHandlers.InsertTxHandler == nil {
+		return nil, errors.New("InsertTx handler not set")
+	}
+	return app.abciHandlers.InsertTxHandler(req)
+}
+
+// ReapTxs returns new valid txs from the applications mempool.
+func (app *BaseApp) ReapTxs(req *abci.RequestReapTxs) (*abci.ResponseReapTxs, error) {
+	if app.abciHandlers.ReapTxsHandler == nil {
+		return nil, errors.New("ReapTxs handler not set")
+	}
+	return app.abciHandlers.ReapTxsHandler(req)
+}
+
 // PrepareProposal implements the PrepareProposal ABCI method and returns a
 // ResponsePrepareProposal object to the client. The PrepareProposal method is
 // responsible for allowing the block proposer to perform application-dependent

baseapp/options.go

@@ -364,6 +364,24 @@ func (app *BaseApp) SetCheckTxHandler(handler sdk.CheckTxHandler) {
 	app.abciHandlers.CheckTxHandler = handler
 }
 
+// SetInsertTxHandler sets the InsertTx function for the BaseApp.
+func (app *BaseApp) SetInsertTxHandler(handler sdk.InsertTxHandler) {
+	if app.sealed {
+		panic("SetInsertTxHandler() on sealed BaseApp")
+	}
+
+	app.abciHandlers.InsertTxHandler = handler
+}
+
+// SetReapTxsHandler sets the ReapTxs function for the BaseApp.
+func (app *BaseApp) SetReapTxsHandler(handler sdk.ReapTxsHandler) {
+	if app.sealed {
+		panic("SetReapTxsHandler() on sealed BaseApp")
+	}
+
+	app.abciHandlers.ReapTxsHandler = handler
+}
+
 func (app *BaseApp) SetExtendVoteHandler(handler sdk.ExtendVoteHandler) {
 	if app.sealed {
 		panic("SetExtendVoteHandler() on sealed BaseApp")

client/v2/go.mod

@@ -155,7 +155,7 @@ require (
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/arch v0.21.0 // indirect
 	golang.org/x/crypto v0.45.0 // indirect
-	golang.org/x/exp v0.0.0-20250506013437-ce4c2cf36ca6 // indirect
+	golang.org/x/exp v0.0.0-20250606033433-dcc06ee1d476 // indirect
 	golang.org/x/net v0.47.0 // indirect
 	golang.org/x/sync v0.18.0 // indirect
 	golang.org/x/sys v0.38.0 // indirect

client/v2/go.sum

@@ -764,8 +764,8 @@ golang.org/x/crypto v0.45.0/go.mod h1:XTGrrkGJve7CYK7J8PEww4aY7gM3qMCElcJQ8n8JdX
 golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20190306152737-a1d7652674e8/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
 golang.org/x/exp v0.0.0-20200331195152-e8c3332aa8e5/go.mod h1:4M0jN8W1tt0AVLNr8HDosyJCDCDuyL9N9+3m7wDWgKw=
-golang.org/x/exp v0.0.0-20250506013437-ce4c2cf36ca6 h1:y5zboxd6LQAqYIhHnB48p0ByQ/GnQx2BE33L8BOHQkI=
-golang.org/x/exp v0.0.0-20250506013437-ce4c2cf36ca6/go.mod h1:U6Lno4MTRCDY+Ba7aCcauB9T60gsv5s4ralQzP72ZoQ=
+golang.org/x/exp v0.0.0-20250606033433-dcc06ee1d476 h1:bsqhLWFR6G6xiQcb+JoGqdKdRU6WzPWmK8E0jxTjzo4=
+golang.org/x/exp v0.0.0-20250606033433-dcc06ee1d476/go.mod h1:3//PLf8L/X+8b4vuAfHzxeRUl04Adcb341+IGKfnqS8=
 golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
 golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=

go.mod

@@ -80,6 +80,7 @@ require (
 	cosmossdk.io/schema v1.1.0 // indirect
 	filippo.io/edwards25519 v1.1.0 // indirect
 	github.com/99designs/go-keychain v0.0.0-20191008050251-8e49817e8af4 // indirect
+	github.com/BurntSushi/toml v1.5.0 // indirect
 	github.com/DataDog/datadog-go v3.2.0+incompatible // indirect
 	github.com/DataDog/zstd v1.5.7 // indirect
 	github.com/GoogleCloudPlatform/opentelemetry-operations-go/detectors/gcp v1.30.0 // indirect
@@ -103,6 +104,7 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.34.4 // indirect
 	github.com/aws/aws-sdk-go-v2/service/sts v1.38.4 // indirect
 	github.com/aws/smithy-go v1.23.0 // indirect
+	github.com/benbjohnson/clock v1.3.5 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/bgentry/go-netrc v0.0.0-20140422174119-9fd32a8b3d3d // indirect
 	github.com/bufbuild/protocompile v0.14.1 // indirect
@@ -123,6 +125,7 @@ require (
 	github.com/cosmos/ics23/go v0.11.0 // indirect
 	github.com/danieljoos/wincred v1.2.2 // indirect
 	github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
+	github.com/davidlazar/go-crypto v0.0.0-20200604182044-b73af7476f6c // indirect
 	github.com/desertbit/timer v0.0.0-20180107155436-c41aec40b27f // indirect
 	github.com/dgraph-io/badger/v4 v4.6.0 // indirect
 	github.com/dgraph-io/ristretto/v2 v2.1.0 // indirect
@@ -133,6 +136,8 @@ require (
 	github.com/envoyproxy/protoc-gen-validate v1.2.1 // indirect
 	github.com/fatih/color v1.18.0 // indirect
 	github.com/felixge/httpsnoop v1.0.4 // indirect
+	github.com/flynn/noise v1.1.0 // indirect
+	github.com/francoispqt/gojay v1.2.13 // indirect
 	github.com/fsnotify/fsnotify v1.9.0 // indirect
 	github.com/getsentry/sentry-go v0.35.0 // indirect
 	github.com/go-jose/go-jose/v4 v4.1.3 // indirect
@@ -148,6 +153,7 @@ require (
 	github.com/golang/snappy v1.0.0 // indirect
 	github.com/google/btree v1.1.3 // indirect
 	github.com/google/flatbuffers v25.2.10+incompatible // indirect
+	github.com/google/gopacket v1.1.19 // indirect
 	github.com/google/orderedcode v0.0.1 // indirect
 	github.com/google/s2a-go v0.1.9 // indirect
 	github.com/google/uuid v1.6.0 // indirect
@@ -162,43 +168,98 @@ require (
 	github.com/hashicorp/go-version v1.7.0 // indirect
 	github.com/hashicorp/golang-lru/v2 v2.0.7 // indirect
 	github.com/hashicorp/yamux v0.1.2 // indirect
+	github.com/huin/goupnp v1.3.0 // indirect
 	github.com/iancoleman/strcase v0.3.0 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
+	github.com/ipfs/go-cid v0.5.0 // indirect
+	github.com/ipfs/go-log/v2 v2.6.0 // indirect
+	github.com/jackpal/go-nat-pmp v1.0.2 // indirect
+	github.com/jbenet/go-temp-err-catcher v0.1.0 // indirect
 	github.com/jmhodges/levigo v1.0.0 // indirect
 	github.com/klauspost/compress v1.18.0 // indirect
 	github.com/klauspost/cpuid/v2 v2.2.10 // indirect
+	github.com/koron/go-ssdp v0.0.6 // indirect
 	github.com/kr/pretty v0.3.1 // indirect
 	github.com/kr/text v0.2.0 // indirect
 	github.com/lib/pq v1.10.9 // indirect
+	github.com/libp2p/go-buffer-pool v0.1.0 // indirect
+	github.com/libp2p/go-flow-metrics v0.2.0 // indirect
+	github.com/libp2p/go-libp2p v0.43.0 // indirect
+	github.com/libp2p/go-libp2p-asn-util v0.4.1 // indirect
+	github.com/libp2p/go-msgio v0.3.0 // indirect
+	github.com/libp2p/go-netroute v0.2.2 // indirect
+	github.com/libp2p/go-reuseport v0.4.0 // indirect
+	github.com/libp2p/go-yamux/v5 v5.0.1 // indirect
 	github.com/linxGnu/grocksdb v1.10.3 // indirect
+	github.com/marten-seemann/tcp v0.0.0-20210406111302-dfbc87cc63fd // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect
+	github.com/miekg/dns v1.1.66 // indirect
+	github.com/mikioh/tcpinfo v0.0.0-20190314235526-30a79bb1804b // indirect
+	github.com/mikioh/tcpopt v0.0.0-20190314235656-172688c1accc // indirect
 	github.com/minio/highwayhash v1.0.3 // indirect
+	github.com/minio/sha256-simd v1.0.1 // indirect
 	github.com/mitchellh/go-homedir v1.1.0 // indirect
+	github.com/mr-tron/base58 v1.2.0 // indirect
 	github.com/mtibben/percent v0.2.1 // indirect
+	github.com/multiformats/go-base32 v0.1.0 // indirect
+	github.com/multiformats/go-base36 v0.2.0 // indirect
+	github.com/multiformats/go-multiaddr v0.16.1 // indirect
+	github.com/multiformats/go-multiaddr-dns v0.4.1 // indirect
+	github.com/multiformats/go-multiaddr-fmt v0.1.0 // indirect
+	github.com/multiformats/go-multibase v0.2.0 // indirect
+	github.com/multiformats/go-multicodec v0.9.1 // indirect
+	github.com/multiformats/go-multihash v0.2.3 // indirect
+	github.com/multiformats/go-multistream v0.6.1 // indirect
+	github.com/multiformats/go-varint v0.0.7 // indirect
 	github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
 	github.com/oasisprotocol/curve25519-voi v0.0.0-20230904125328-1f23a7beb09a // indirect
 	github.com/oklog/run v1.1.0 // indirect
 	github.com/opencontainers/image-spec v1.1.0-rc5 // indirect
+	github.com/pbnjay/memory v0.0.0-20210728143218-7b4eea64cf58 // indirect
 	github.com/pelletier/go-toml/v2 v2.2.4 // indirect
 	github.com/petermattis/goid v0.0.0-20250813065127-a731cc31b4fe // indirect
+	github.com/pion/datachannel v1.5.10 // indirect
+	github.com/pion/dtls/v2 v2.2.12 // indirect
+	github.com/pion/dtls/v3 v3.0.6 // indirect
+	github.com/pion/ice/v4 v4.0.10 // indirect
+	github.com/pion/interceptor v0.1.40 // indirect
+	github.com/pion/logging v0.2.3 // indirect
+	github.com/pion/mdns/v2 v2.0.7 // indirect
+	github.com/pion/randutil v0.1.0 // indirect
+	github.com/pion/rtcp v1.2.15 // indirect
+	github.com/pion/rtp v1.8.19 // indirect
+	github.com/pion/sctp v1.8.39 // indirect
+	github.com/pion/sdp/v3 v3.0.13 // indirect
+	github.com/pion/srtp/v3 v3.0.6 // indirect
+	github.com/pion/stun v0.6.1 // indirect
+	github.com/pion/stun/v3 v3.0.0 // indirect
+	github.com/pion/transport/v2 v2.2.10 // indirect
+	github.com/pion/transport/v3 v3.0.7 // indirect
+	github.com/pion/turn/v4 v4.0.2 // indirect
+	github.com/pion/webrtc/v4 v4.1.2 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/planetscale/vtprotobuf v0.6.1-0.20240319094008-0393e58bdf10 // indirect
 	github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
 	github.com/prometheus/client_model v0.6.2 // indirect
 	github.com/prometheus/procfs v0.16.1 // indirect
+	github.com/quic-go/qpack v0.5.1 // indirect
+	github.com/quic-go/quic-go v0.54.1 // indirect
+	github.com/quic-go/webtransport-go v0.9.0 // indirect
 	github.com/rcrowley/go-metrics v0.0.0-20250401214520-65e299d6c5c9 // indirect
 	github.com/rogpeppe/go-internal v1.14.1 // indirect
 	github.com/rs/cors v1.11.1 // indirect
 	github.com/sagikazarmark/locafero v0.11.0 // indirect
 	github.com/sasha-s/go-deadlock v0.3.6 // indirect
 	github.com/sourcegraph/conc v0.3.1-0.20240121214520-5f936abd7ae8 // indirect
+	github.com/spaolacci/murmur3 v1.1.0 // indirect
 	github.com/spf13/afero v1.15.0 // indirect
 	github.com/spiffe/go-spiffe/v2 v2.6.0 // indirect
 	github.com/subosito/gotenv v1.6.0 // indirect
 	github.com/supranational/blst v0.3.16 // indirect
 	github.com/syndtr/goleveldb v1.0.1-0.20220721030215-126854af5e6d // indirect
 	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/ulikunitz/xz v0.5.15 // indirect
+	github.com/wlynxg/anet v0.0.5 // indirect
 	github.com/zondax/golem v0.27.0 // indirect
 	github.com/zondax/hid v0.9.2 // indirect
 	github.com/zondax/ledger-go v1.0.1 // indirect
@@ -212,22 +273,28 @@ require (
 	go.opentelemetry.io/otel/sdk v1.38.0 // indirect
 	go.opentelemetry.io/otel/sdk/metric v1.38.0 // indirect
 	go.opentelemetry.io/otel/trace v1.38.0 // indirect
+	go.uber.org/dig v1.19.0 // indirect
+	go.uber.org/fx v1.24.0 // indirect
 	go.uber.org/multierr v1.11.0 // indirect
 	go.uber.org/zap v1.27.0 // indirect
 	go.yaml.in/yaml/v2 v2.4.3 // indirect
 	go.yaml.in/yaml/v3 v3.0.4 // indirect
 	golang.org/x/arch v0.21.0 // indirect
-	golang.org/x/exp v0.0.0-20250506013437-ce4c2cf36ca6 // indirect
+	golang.org/x/exp v0.0.0-20250606033433-dcc06ee1d476 // indirect
+	golang.org/x/mod v0.29.0 // indirect
 	golang.org/x/net v0.47.0 // indirect
 	golang.org/x/oauth2 v0.32.0 // indirect
 	golang.org/x/sys v0.38.0 // indirect
+	golang.org/x/telemetry v0.0.0-20251008203120-078029d740a8 // indirect
 	golang.org/x/term v0.37.0 // indirect
 	golang.org/x/text v0.31.0 // indirect
 	golang.org/x/time v0.13.0 // indirect
+	golang.org/x/tools v0.38.0 // indirect
 	google.golang.org/api v0.247.0 // indirect
 	google.golang.org/genproto v0.0.0-20250603155806-513f23925822 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20251022142026-3a174f9686a8 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
+	lukechampine.com/blake3 v1.4.1 // indirect
 	nhooyr.io/websocket v1.8.17 // indirect
 	rsc.io/qr v0.2.0 // indirect
 )
@@ -269,3 +336,5 @@ retract (
 	// do not use
 	v0.43.0
 )
+
+replace github.com/cometbft/cometbft => github.com/cometbft/cometbft v0.39.0-beta.2.0.20251126123012-df4eef0f2a40