git: fix sync publishing wrong repo event and always being mismatched.

we had to do this git thing just so we could publish nostrlib to grasp servers and make it downloadable as a dependency, now finally.

README.md

@@ -47,6 +47,11 @@ nevent1qqs94ee3h0rhz8mc2y76zjf8cjxvw9p6j8nv45zktlwy6uacjea86kgpzfmhxue69uhkummnw
 }
 ```
 
+### fetch all events except those that are present in a given line-delimited json file (negentropy sync)
+```shell
+~> nak req --only-missing ./events.jsonl -k 30617 pyramid.fiatjaf.com
+```
+
 ### fetch an event using relay and author hints automatically from a nevent1 code, pretty-print it
 ```shell
 nak fetch nevent1qqs2e3k48vtrkzjm8vvyzcmsmkf58unrxtq2k4h5yspay6vhcqm4wqcpz9mhxue69uhkummnw3ezuamfdejj7q3ql2vyh47mk2p0qlsku7hg0vn29faehy9hy34ygaclpn66ukqp3afqxpqqqqqqz7ttjyq | jq
@@ -223,6 +228,21 @@ or give it a named profile:
   • events stored: 4, subscriptions opened: 1
 ```
 
+### enable negentropy (nip77) support in your development relay
+```shell
+~> nak serve --negentropy
+```
+
+### run a grasp server (with a relay)
+```shell
+~> nak serve --grasp
+```
+
+### run a blossom server (with a relay)
+```shell
+~> nak serve --blossom
+```
+
 ### make an event with a PoW target
 ```shell
 ~> nak event -c 'hello getwired.app and labour.fiatjaf.com' --pow 24
@@ -309,3 +329,8 @@ ffmpeg -f alsa -i default -f webm -t 00:00:03 pipe:1 | nak blossom --server blos
 ```shell
 ~> cat all.jsonl | nak filter -k 1111 -a 117673e191b10fe1aedf1736ee74de4cffd4c132ca701960b70a5abad5870faa > filtered.jsonl
 ```
+
+### use negentropy (nip77) to only fetch the ids for a given query
+```shell
+~> nak req --ids-only -k 1111 -a npub1vyrx2prp0mne8pczrcvv38ahn5wahsl8hlceeu3f3aqyvmu8zh5s7kfy55 relay.damus.io
+```

go.mod

@@ -4,7 +4,7 @@ go 1.24.1
 
 require (
 	fiatjaf.com/lib v0.3.1
-	fiatjaf.com/nostr v0.0.0-20251112024900-1c43f0d66643
+	fiatjaf.com/nostr v0.0.0-20251124002842-de54dd1fa4b8
 	github.com/bep/debounce v1.2.1
 	github.com/btcsuite/btcd/btcec/v2 v2.3.6
 	github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e
@@ -19,10 +19,11 @@ require (
 	github.com/mattn/go-isatty v0.0.20
 	github.com/mattn/go-tty v0.0.7
 	github.com/mdp/qrterminal/v3 v3.2.1
+	github.com/puzpuzpuz/xsync/v3 v3.5.1
 	github.com/stretchr/testify v1.10.0
 	github.com/urfave/cli/v3 v3.0.0-beta1
-	golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546
+	golang.org/x/exp v0.0.0-20251113190631-e25ba8c21ef6
-	golang.org/x/sync v0.17.0
+	golang.org/x/sync v0.18.0
 	golang.org/x/term v0.32.0
 )
 
@@ -30,6 +31,7 @@ require (
 	github.com/FastFilter/xorfilter v0.2.1 // indirect
 	github.com/ImVexed/fasturl v0.0.0-20230304231329-4e41488060f3 // indirect
 	github.com/andybalholm/brotli v1.1.1 // indirect
+	github.com/bluekeyes/go-gitdiff v0.7.1 // indirect
 	github.com/btcsuite/btcd v0.24.2 // indirect
 	github.com/btcsuite/btcd/btcutil v1.1.5 // indirect
 	github.com/btcsuite/btcd/chaincfg/chainhash v1.1.0 // indirect
@@ -45,6 +47,7 @@ require (
 	github.com/elnosh/gonuts v0.4.2 // indirect
 	github.com/fasthttp/websocket v1.5.12 // indirect
 	github.com/fxamacker/cbor/v2 v2.7.0 // indirect
+	github.com/go-git/go-git/v5 v5.16.3 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/hablullah/go-hijri v1.0.2 // indirect
 	github.com/hablullah/go-juliandays v1.0.0 // indirect
@@ -57,9 +60,10 @@ require (
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
 	github.com/modern-go/reflect2 v1.0.2 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/puzpuzpuz/xsync/v3 v3.5.1 // indirect
 	github.com/rs/cors v1.11.1 // indirect
 	github.com/savsgio/gotils v0.0.0-20240704082632-aef3928b8a38 // indirect
+	github.com/templexxx/cpu v0.0.1 // indirect
+	github.com/templexxx/xhex v0.0.0-20200614015412-aed53437177b // indirect
 	github.com/tetratelabs/wazero v1.8.0 // indirect
 	github.com/tidwall/gjson v1.18.0 // indirect
 	github.com/tidwall/match v1.2.0 // indirect

go.sum

@@ -1,7 +1,7 @@
 fiatjaf.com/lib v0.3.1 h1:/oFQwNtFRfV+ukmOCxfBEAuayoLwXp4wu2/fz5iHpwA=
 fiatjaf.com/lib v0.3.1/go.mod h1:Ycqq3+mJ9jAWu7XjbQI1cVr+OFgnHn79dQR5oTII47g=
-fiatjaf.com/nostr v0.0.0-20251112024900-1c43f0d66643 h1:GcoAN1FQV+rayCIklvj+mIB/ZR3Oni98C3bS/M+vzts=
+fiatjaf.com/nostr v0.0.0-20251124002842-de54dd1fa4b8 h1:R16mnlJ3qvVar7G4rzY+Z+mEAf2O6wpHTlRlHAt2Od8=
-fiatjaf.com/nostr v0.0.0-20251112024900-1c43f0d66643/go.mod h1:Nq86Jjsd0OmsOEImUg0iCcLuqM5B67Nj2eu/2dP74Ss=
+fiatjaf.com/nostr v0.0.0-20251124002842-de54dd1fa4b8/go.mod h1:QEGyTgAjjTFwDx2BJGZiCdmoAcWA/G+sQy7wDqKzSPU=
 github.com/FastFilter/xorfilter v0.2.1 h1:lbdeLG9BdpquK64ZsleBS8B4xO/QW1IM0gMzF7KaBKc=
 github.com/FastFilter/xorfilter v0.2.1/go.mod h1:aumvdkhscz6YBZF9ZA/6O4fIoNod4YR50kIVGGZ7l9I=
 github.com/ImVexed/fasturl v0.0.0-20230304231329-4e41488060f3 h1:ClzzXMDDuUbWfNNZqGeYq4PnYOlwlOVIvSyNaIy0ykg=
@@ -13,6 +13,8 @@ github.com/andybalholm/brotli v1.1.1 h1:PR2pgnyFznKEugtsUo0xLdDop5SKXd5Qf5ysW+7X
 github.com/andybalholm/brotli v1.1.1/go.mod h1:05ib4cKhjx3OQYUY22hTVd34Bc8upXjOLL2rKwwZBoA=
 github.com/bep/debounce v1.2.1 h1:v67fRdBA9UQu2NhLFXrSg0Brw7CexQekrBwDMM8bzeY=
 github.com/bep/debounce v1.2.1/go.mod h1:H8yggRPQKLUhUoqrJC1bO2xNya7vanpDl7xR3ISbCJ0=
+github.com/bluekeyes/go-gitdiff v0.7.1 h1:graP4ElLRshr8ecu0UtqfNTCHrtSyZd3DABQm/DWesQ=
+github.com/bluekeyes/go-gitdiff v0.7.1/go.mod h1:QpfYYO1E0fTVHVZAZKiRjtSGY9823iCdvGXBcEzHGbM=
 github.com/btcsuite/btcd v0.20.1-beta/go.mod h1:wVuoA8VJLEcwgqHBwHmzLRazpKxTv13Px/pDuV7OomQ=
 github.com/btcsuite/btcd v0.22.0-beta.0.20220111032746-97732e52810c/go.mod h1:tjmYdS6MLJ5/s0Fj4DbLgSbDHbEqLJrtnHecBFkdz5M=
 github.com/btcsuite/btcd v0.23.5-0.20231215221805-96c9fd8078fd/go.mod h1:nm3Bko6zh6bWP60UxwoT5LzdGJsQJaPo6HjduXq9p6A=
@@ -81,6 +83,8 @@ github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMo
 github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
 github.com/fxamacker/cbor/v2 v2.7.0 h1:iM5WgngdRBanHcxugY4JySA0nk1wZorNOpTgCMedv5E=
 github.com/fxamacker/cbor/v2 v2.7.0/go.mod h1:pxXPTn3joSm21Gbwsv0w9OSA2y1HFR9qXEeXQVeNoDQ=
+github.com/go-git/go-git/v5 v5.16.3 h1:Z8BtvxZ09bYm/yYNgPKCzgWtaRqDTgIKRgIRHBfU6Z8=
+github.com/go-git/go-git/v5 v5.16.3/go.mod h1:4Ge4alE/5gPs30F2H1esi2gPd69R0C39lolkucHBOp8=
 github.com/golang/protobuf v1.2.0/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=
@@ -117,6 +121,10 @@ github.com/json-iterator/go v1.1.12/go.mod h1:e30LSqwooZae/UwlEbR2852Gd8hjQvJoHm
 github.com/kkdai/bstream v0.0.0-20161212061736-f391b8402d23/go.mod h1:J+Gs4SYgM6CZQHDETBtE9HaSEkGmuNXF86RwHhHUvq4=
 github.com/klauspost/compress v1.18.0 h1:c/Cqfb0r+Yi+JtIEq73FWXVkRonBlf0CRNYc8Zttxdo=
 github.com/klauspost/compress v1.18.0/go.mod h1:2Pp+KzxcywXVXMr50+X0Q/Lsb43OQHYWRCY2AiWywWQ=
+github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
+github.com/kr/pretty v0.3.1/go.mod h1:hoEshYVHaxMs3cyo3Yncou5ZscifuDolrwPKZanG3xk=
+github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY=
+github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE=
 github.com/kylelemons/godebug v1.1.0 h1:RPNrshWIDI6G2gRW9EHilWtl7Z6Sb1BR0xunSBf0SNc=
 github.com/kylelemons/godebug v1.1.0/go.mod h1:9/0rRGxNHcop5bhtWyNeEfOS8JIWk580+fNqagV/RAw=
 github.com/liamg/magic v0.0.1 h1:Ru22ElY+sCh6RvRTWjQzKKCxsEco8hE0co8n1qe7TBM=
@@ -159,6 +167,8 @@ github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZb
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/puzpuzpuz/xsync/v3 v3.5.1 h1:GJYJZwO6IdxN/IKbneznS6yPkVC+c3zyY/j19c++5Fg=
 github.com/puzpuzpuz/xsync/v3 v3.5.1/go.mod h1:VjzYrABPabuM4KyBh1Ftq6u8nhwY5tBPKP9jpmh0nnA=
+github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0tI/otEQ=
+github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc=
 github.com/rs/cors v1.11.1 h1:eU3gRzXLRK57F5rKMGMZURNdIG4EoAmX8k94r9wXWHA=
 github.com/rs/cors v1.11.1/go.mod h1:XyqrcTp5zjWr1wsJ8PIRZssZ8b/WMcMf71DJnit4EMU=
 github.com/savsgio/gotils v0.0.0-20240704082632-aef3928b8a38 h1:D0vL7YNisV2yqE55+q0lFuGse6U8lxlg7fYTctlT5Gc=
@@ -170,6 +180,10 @@ github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
 github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
 github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/syndtr/goleveldb v1.0.1-0.20210819022825-2ae1ddf74ef7/go.mod h1:q4W45IWZaF22tdD+VEXcAWRA037jwmWEB5VWYORlTpc=
+github.com/templexxx/cpu v0.0.1 h1:hY4WdLOgKdc8y13EYklu9OUTXik80BkxHoWvTO6MQQY=
+github.com/templexxx/cpu v0.0.1/go.mod h1:w7Tb+7qgcAlIyX4NhLuDKt78AHA5SzPmq0Wj6HiEnnk=
+github.com/templexxx/xhex v0.0.0-20200614015412-aed53437177b h1:XeDLE6c9mzHpdv3Wb1+pWBaWv/BlHK0ZYIu/KaL6eHg=
+github.com/templexxx/xhex v0.0.0-20200614015412-aed53437177b/go.mod h1:7rwmCH0wC2fQvNEvPZ3sKXukhyCTyiaZ5VTZMQYpZKQ=
 github.com/tetratelabs/wazero v1.8.0 h1:iEKu0d4c2Pd+QSRieYbnQC9yiFlMS9D+Jr0LsRmcF4g=
 github.com/tetratelabs/wazero v1.8.0/go.mod h1:yAI0XTsMBhREkM/YDAK/zNou3GoiAce1P6+rp/wQhjs=
 github.com/tidwall/gjson v1.18.0 h1:FIDeeyB800efLX89e5a8Y0BNH+LOngJyGrIWxG2FKQY=
@@ -203,8 +217,8 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.39.0 h1:SHs+kF4LP+f+p14esP5jAoDpHU8Gu/v9lFRK6IT5imM=
 golang.org/x/crypto v0.39.0/go.mod h1:L+Xg3Wf6HoL4Bn4238Z6ft6KfEpN0tJGo53AAPC632U=
-golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 h1:mgKeJMpvi0yx/sU5GsxQ7p6s2wtOnGAHZWCHUM4KGzY=
+golang.org/x/exp v0.0.0-20251113190631-e25ba8c21ef6 h1:zfMcR1Cs4KNuomFFgGefv5N0czO2XZpUbxGUy8i8ug0=
-golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546/go.mod h1:j/pmGrbnkbPtQfxEe5D0VQhZC6qKbfKifgD0oM7sR70=
+golang.org/x/exp v0.0.0-20251113190631-e25ba8c21ef6/go.mod h1:46edojNIoXTNOhySWIWdix628clX9ODXwPsQuG6hsK0=
 golang.org/x/net v0.0.0-20180719180050-a680a1efc54d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
@@ -213,8 +227,8 @@ golang.org/x/net v0.0.0-20200813134508-3edf25e44fcc/go.mod h1:/O7V0waA8r7cgGh81R
 golang.org/x/net v0.41.0 h1:vBTly1HeNPEn3wtREYfy4GZ/NECgw2Cnl+nK6Nz3uvw=
 golang.org/x/net v0.41.0/go.mod h1:B/K4NNqkfmg07DQYrbwvSluqCJOOXwUjeb/5lOisjbA=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.17.0 h1:l60nONMj9l5drqw6jlhIELNv9I0A4OFgRsG9k2oT9Ug=
+golang.org/x/sync v0.18.0 h1:kr88TuHDroi+UVf+0hZnirlk8o8T+4MrK6mr60WkH/I=
-golang.org/x/sync v0.17.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
+golang.org/x/sync v0.18.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
 golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
@@ -243,8 +257,9 @@ google.golang.org/protobuf v0.0.0-20200228230310-ab0ca4ff8a60/go.mod h1:cfTl7dwQ
 google.golang.org/protobuf v1.20.1-0.20200309200217-e05f789c0967/go.mod h1:A+miEFZTKqfCUM6K7xSMQL9OKL/b6hQv+e19PK+JZNE=
 google.golang.org/protobuf v1.21.0/go.mod h1:47Nbq4nVaFHyn7ilMalzfO3qCViNmqZ2kzikPIcrTAo=
 google.golang.org/protobuf v1.23.0/go.mod h1:EGpADcykh3NcUnDUJcl1+ZksZNG86OlYog2l/sGQquU=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
+gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=

helpers.go

@@ -18,6 +18,7 @@ import (
 	"time"
 
 	"fiatjaf.com/nostr"
+	"fiatjaf.com/nostr/nip05"
 	"fiatjaf.com/nostr/nip19"
 	"fiatjaf.com/nostr/nip42"
 	"fiatjaf.com/nostr/sdk"
@@ -465,6 +466,17 @@ func askConfirmation(msg string) bool {
 }
 
 func parsePubKey(value string) (nostr.PubKey, error) {
+	// try nip05 first
+	if nip05.IsValidIdentifier(value) {
+		ctx, cancel := context.WithTimeout(context.Background(), time.Second*3)
+		pp, err := nip05.QueryIdentifier(ctx, value)
+		cancel()
+		if err == nil {
+			return pp.PublicKey, nil
+		}
+		// if nip05 fails, fall through to try as pubkey
+	}
+
 	pk, err := nostr.PubKeyFromHex(value)
 	if err == nil {
 		return pk, nil

helpers_key.go

@@ -77,7 +77,7 @@ func gatherSecretKeyOrBunkerFromArguments(ctx context.Context, c *cli.Command) (
 			clientKey = nostr.Generate()
 		}
 
-		logverbose("[nip46]: connecting to %s with client key %s", bunkerURL, clientKey.Hex())
+		logverbose("[nip46]: connecting to %s with client key %s\n", bunkerURL, clientKey.Hex())
 
 		bunker, err := nip46.ConnectBunker(ctx, clientKey, bunkerURL, nil, func(s string) {
 			log(color.CyanString("[nip46]: open the following URL: %s"), s)

serve.go

@@ -2,17 +2,24 @@ package main
 
 import (
 	"bufio"
+	"bytes"
 	"context"
 	"fmt"
+	"io"
+	"net/url"
 	"os"
+	"path/filepath"
 	"sync/atomic"
 	"time"
 
 	"fiatjaf.com/nostr"
 	"fiatjaf.com/nostr/eventstore/slicestore"
 	"fiatjaf.com/nostr/khatru"
+	"fiatjaf.com/nostr/khatru/blossom"
+	"fiatjaf.com/nostr/khatru/grasp"
 	"github.com/bep/debounce"
 	"github.com/fatih/color"
+	"github.com/puzpuzpuz/xsync/v3"
 	"github.com/urfave/cli/v3"
 )
 
@@ -36,10 +43,25 @@ var serve = &cli.Command{
 			Usage:       "file containing the initial batch of events that will be served by the relay as newline-separated JSON (jsonl)",
 			DefaultText: "the relay will start empty",
 		},
+		&cli.BoolFlag{
+			Name:  "negentropy",
+			Usage: "enable negentropy syncing",
+		},
+		&cli.BoolFlag{
+			Name:  "grasp",
+			Usage: "enable grasp server",
+		},
+		&cli.BoolFlag{
+			Name:  "blossom",
+			Usage: "enable blossom server",
+		},
 	},
 	Action: func(ctx context.Context, c *cli.Command) error {
 		db := &slicestore.SliceStore{}
 
+		var blobStore *xsync.MapOf[string, []byte]
+		var repoDir string
+
 		var scanner *bufio.Scanner
 		if path := c.String("events"); path != "" {
 			f, err := os.Open(path)
@@ -71,7 +93,11 @@ var serve = &cli.Command{
 		rl.Info.Software = "https://github.com/fiatjaf/nak"
 		rl.Info.Version = version
 
-		rl.UseEventstore(db, 1_000_000)
+		rl.UseEventstore(db, 500)
+
+		if c.Bool("negentropy") {
+			rl.Negentropy = true
+		}
 
 		started := make(chan bool)
 		exited := make(chan error)
@@ -79,16 +105,67 @@ var serve = &cli.Command{
 		hostname := c.String("hostname")
 		port := int(c.Uint("port"))
 
+		var printStatus func()
+
+		if c.Bool("blossom") {
+			bs := blossom.New(rl, fmt.Sprintf("http://%s:%d", hostname, port))
+			bs.Store = blossom.NewMemoryBlobIndex()
+
+			blobStore = xsync.NewMapOf[string, []byte]()
+			bs.StoreBlob = func(ctx context.Context, sha256 string, ext string, body []byte) error {
+				blobStore.Store(sha256+ext, body)
+				log("    got %s %s\n", color.GreenString("blob stored"), sha256+ext)
+				printStatus()
+				return nil
+			}
+			bs.LoadBlob = func(ctx context.Context, sha256 string, ext string) (io.ReadSeeker, *url.URL, error) {
+				if body, ok := blobStore.Load(sha256 + ext); ok {
+					log("    got %s %s\n", color.BlueString("blob downloaded"), sha256+ext)
+					printStatus()
+					return bytes.NewReader(body), nil, nil
+				}
+				return nil, nil, nil
+			}
+			bs.DeleteBlob = func(ctx context.Context, sha256 string, ext string) error {
+				blobStore.Delete(sha256 + ext)
+				log("    got %s %s\n", color.RedString("blob deleted"), sha256+ext)
+				printStatus()
+				return nil
+			}
+		}
+
+		if c.Bool("grasp") {
+			var err error
+			repoDir, err = os.MkdirTemp("", "nak-serve-grasp-repos-")
+			if err != nil {
+				return fmt.Errorf("failed to create grasp repos directory: %w", err)
+			}
+			g := grasp.New(rl, repoDir)
+			g.OnRead = func(ctx context.Context, pubkey nostr.PubKey, repo string) (reject bool, reason string) {
+				log("    got %s %s %s\n", color.CyanString("git read"), pubkey.Hex(), repo)
+				printStatus()
+				return false, ""
+			}
+			g.OnWrite = func(ctx context.Context, pubkey nostr.PubKey, repo string) (reject bool, reason string) {
+				log("    got %s %s %s\n", color.YellowString("git write"), pubkey.Hex(), repo)
+				printStatus()
+				return false, ""
+			}
+		}
+
 		go func() {
 			err := rl.Start(hostname, port, started)
 			exited <- err
 		}()
 
-		var printStatus func()
-
 		// relay logging
 		rl.OnRequest = func(ctx context.Context, filter nostr.Filter) (reject bool, msg string) {
-			log("    got %s %v\n", color.HiYellowString("request"), colors.italic(filter))
+			negentropy := ""
+			if khatru.IsNegentropySession(ctx) {
+				negentropy = color.HiBlueString("negentropy ")
+			}
+
+			log("    got %s%s %v\n", negentropy, color.HiYellowString("request"), colors.italic(filter))
 			printStatus()
 			return false, ""
 		}
@@ -123,9 +200,36 @@ var serve = &cli.Command{
 				}
 				subs := rl.GetListeningFilters()
 
-				log("  %s events: %s, connections: %s, subscriptions: %s\n",
+				blossomMsg := ""
+				if c.Bool("blossom") {
+					blobsStored := blobStore.Size()
+					blossomMsg = fmt.Sprintf("blobs: %s, ",
+						color.HiMagentaString("%d", blobsStored),
+					)
+				}
+
+				graspMsg := ""
+				if c.Bool("grasp") {
+					gitAnnounced := 0
+					gitStored := 0
+					for evt := range db.QueryEvents(nostr.Filter{Kinds: []nostr.Kind{nostr.Kind(30617)}}, 500) {
+						gitAnnounced++
+						identifier := evt.Tags.GetD()
+						if info, err := os.Stat(filepath.Join(repoDir, identifier)); err == nil && info.IsDir() {
+							gitStored++
+						}
+					}
+					graspMsg = fmt.Sprintf("git announced: %s, git stored: %s, ",
+						color.HiMagentaString("%d", gitAnnounced),
+						color.HiMagentaString("%d", gitStored),
+					)
+				}
+
+				log("  %s events: %s, %s%sconnections: %s, subscriptions: %s\n",
 					color.HiMagentaString("•"),
 					color.HiMagentaString("%d", totalEvents),
+					blossomMsg,
+					graspMsg,
 					color.HiMagentaString("%d", totalConnections.Load()),
 					color.HiMagentaString("%d", len(subs)),
 				)
@@ -133,7 +237,11 @@ var serve = &cli.Command{
 		}
 
 		<-started
-		log("%s relay running at %s\n", color.HiRedString(">"), colors.boldf("ws://%s:%d", hostname, port))
+		log("%s relay running at %s", color.HiRedString(">"), colors.boldf("ws://%s:%d", hostname, port))
+		if c.Bool("grasp") {
+			log(" (grasp repos at %s)", repoDir)
+		}
+		log("\n")
 
 		return <-exited
 	},