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Car command supports for largebytes nodes #296

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merged 2 commits into from Mar 24, 2022
Merged

Car command supports for largebytes nodes #296

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dee0ee7
Car command supports for `largebytes` nodes and partial unixfs file t…
willscott Mar 24, 2022
b27f5e0
check copy error
willscott Mar 24, 2022
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2 changes: 1 addition & 1 deletion cmd/car/car.go
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Expand Up @@ -130,7 +130,7 @@ func main1() int {
},
{
Name: "list",
Aliases: []string{"l"},
Aliases: []string{"l", "ls"},
Usage: "List the CIDs in a car",
Action: ListCar,
Flags: []cli.Flag{
Expand Down
2 changes: 1 addition & 1 deletion cmd/car/create.go
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Expand Up @@ -117,7 +117,7 @@ func writeFiles(ctx context.Context, bs *blockstore.ReadWrite, paths ...string)

// make a directory for the file(s).

root, err := builder.BuildUnixFSDirectory(topLevel, &ls)
root, _, err := builder.BuildUnixFSDirectory(topLevel, &ls)
if err != nil {
return cid.Undef, nil
}
Expand Down
6 changes: 5 additions & 1 deletion cmd/car/extract.go
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Expand Up @@ -239,13 +239,17 @@ func extractFile(c *cli.Context, ls *ipld.LinkSystem, n ipld.Node, outputName st
if err != nil {
return err
}
nlr, err := node.AsLargeBytes()
if err != nil {
return err
}

f, err := os.Create(outputName)
if err != nil {
return err
}
defer f.Close()
_, err = io.Copy(f, node)
_, err = io.Copy(f, nlr)

return err
}
13 changes: 12 additions & 1 deletion cmd/car/get.go
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Expand Up @@ -17,6 +17,7 @@ import (

"github.com/ipfs/go-cid"
ipfsbs "github.com/ipfs/go-ipfs-blockstore"
"github.com/ipfs/go-unixfsnode"
"github.com/ipld/go-car"
"github.com/ipld/go-car/v2/blockstore"
"github.com/ipld/go-ipld-prime/datamodel"
Expand Down Expand Up @@ -128,6 +129,7 @@ func writeCarV2(ctx context.Context, rootCid cid.Cid, output string, bs *blockst
}

ls := cidlink.DefaultLinkSystem()
ls.KnownReifiers = map[string]linking.NodeReifier{"unixfs": unixfsnode.Reify}
ls.TrustedStorage = true
ls.StorageReadOpener = func(_ linking.LinkContext, l datamodel.Link) (io.Reader, error) {
if cl, ok := l.(cidlink.Link); ok {
Expand Down Expand Up @@ -176,7 +178,16 @@ func writeCarV2(ctx context.Context, rootCid cid.Cid, output string, bs *blockst
return err
}

err = traversalProgress.WalkMatching(rootNode, s, func(p traversal.Progress, n datamodel.Node) error { return nil })
err = traversalProgress.WalkMatching(rootNode, s, func(p traversal.Progress, n datamodel.Node) error {
lb, ok := n.(datamodel.LargeBytesNode)
if ok {
rs, err := lb.AsLargeBytes()
if err == nil {
io.Copy(io.Discard, rs)
willscott marked this conversation as resolved.
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}
}
return nil
})
if err != nil {
return err
}
Expand Down
8 changes: 4 additions & 4 deletions cmd/go.mod
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Expand Up @@ -7,14 +7,14 @@ require (
github.com/ipfs/go-block-format v0.0.3
github.com/ipfs/go-cid v0.1.0
github.com/ipfs/go-ipfs-blockstore v1.1.2
github.com/ipfs/go-unixfsnode v1.2.0
github.com/ipfs/go-unixfsnode v1.4.0
github.com/ipld/go-car v0.3.3
github.com/ipld/go-car/v2 v2.1.2-0.20220121091436-7e10f104f452
github.com/ipld/go-codec-dagpb v1.3.0
github.com/ipld/go-ipld-prime v0.14.4
github.com/multiformats/go-multicodec v0.4.0
github.com/ipld/go-ipld-prime v0.16.1-0.20220324131737-6e219a02ca16
github.com/multiformats/go-multicodec v0.4.1
github.com/multiformats/go-multihash v0.1.0
github.com/multiformats/go-varint v0.0.6
github.com/rogpeppe/go-internal v1.8.1-0.20210923151022-86f73c517451
github.com/rogpeppe/go-internal v1.8.1
github.com/urfave/cli/v2 v2.3.0
)
23 changes: 13 additions & 10 deletions cmd/go.sum
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Expand Up @@ -126,8 +126,9 @@ github.com/francoispqt/gojay v1.2.13/go.mod h1:ehT5mTG4ua4581f1++1WLG0vPdaA9HaiD
github.com/franela/goblin v0.0.0-20200105215937-c9ffbefa60db/go.mod h1:7dvUGVsVBjqR7JHJk0brhHOZYGmfBYOrK0ZhYMEtBr4=
github.com/franela/goreq v0.0.0-20171204163338-bcd34c9993f8/go.mod h1:ZhphrRTfi2rbfLwlschooIH4+wKKDR4Pdxhh+TRoA20=
github.com/frankban/quicktest v1.11.3/go.mod h1:wRf/ReqHper53s+kmmSZizM8NamnL3IM0I9ntUbOk+k=
github.com/frankban/quicktest v1.14.0 h1:+cqqvzZV87b4adx/5ayVOaYZ2CrvM4ejQvUdBzPPUss=
github.com/frankban/quicktest v1.14.0/go.mod h1:NeW+ay9A/U67EYXNFA1nPE8e/tnQv/09mUdL/ijj8og=
github.com/frankban/quicktest v1.14.2 h1:SPb1KFFmM+ybpEjPUhCCkZOM5xlovT5UbrMvWnXyBns=
github.com/frankban/quicktest v1.14.2/go.mod h1:mgiwOwqx65TmIk1wJ6Q7wvnVMocbUorkibMOrVTHZps=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
Expand Down Expand Up @@ -187,8 +188,9 @@ github.com/google/go-cmp v0.5.0/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/
github.com/google/go-cmp v0.5.3/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.5/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.6 h1:BKbKCqvP6I+rmFHt06ZmyQtvB8xAkWdhFyr0ZUNZcxQ=
github.com/google/go-cmp v0.5.6/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
github.com/google/go-cmp v0.5.7 h1:81/ik6ipDQS2aGcBfIN5dHDB36BwrStyeAQquSYCV4o=
github.com/google/go-cmp v0.5.7/go.mod h1:n+brtR0CgQNWTVd5ZUFpTBC8YFBDLK/h/bpaJ8/DtOE=
github.com/google/go-github v17.0.0+incompatible/go.mod h1:zLgOLi98H3fifZn+44m+umXrS52loVEgC2AApnigrVQ=
github.com/google/go-querystring v1.0.0/go.mod h1:odCYkC5MyYFN7vkCjXpyrEuKhc/BUO6wN/zVPAxq5ck=
github.com/google/gofuzz v1.0.0/go.mod h1:dBl0BpW6vV/+mYPU4Po3pmUjxk6FQPldtuIdl/M65Eg=
Expand Down Expand Up @@ -342,8 +344,8 @@ github.com/ipfs/go-peertaskqueue v0.7.0 h1:VyO6G4sbzX80K58N60cCaHsSsypbUNs1GjO5s
github.com/ipfs/go-peertaskqueue v0.7.0/go.mod h1:M/akTIE/z1jGNXMU7kFB4TeSEFvj68ow0Rrb04donIU=
github.com/ipfs/go-unixfs v0.3.1 h1:LrfED0OGfG98ZEegO4/xiprx2O+yS+krCMQSp7zLVv8=
github.com/ipfs/go-unixfs v0.3.1/go.mod h1:h4qfQYzghiIc8ZNFKiLMFWOTzrWIAtzYQ59W/pCFf1o=
github.com/ipfs/go-unixfsnode v1.2.0 h1:tHHBJftsJyHGa8bS62PpkYNqHy/Sug3c/vxxC8NaGQY=
github.com/ipfs/go-unixfsnode v1.2.0/go.mod h1:mQEgLjxkV/1mohkC4p7taRRBYPBeXu97SA3YaerT2q0=
github.com/ipfs/go-unixfsnode v1.4.0 h1:9BUxHBXrbNi8mWHc6j+5C580WJqtVw9uoeEKn4tMhwA=
github.com/ipfs/go-unixfsnode v1.4.0/go.mod h1:qc7YFFZ8tABc58p62HnIYbUMwj9chhUuFWmxSokfePo=
github.com/ipfs/go-verifcid v0.0.1 h1:m2HI7zIuR5TFyQ1b79Da5N9dnnCP1vcu2QqawmWlK2E=
github.com/ipfs/go-verifcid v0.0.1/go.mod h1:5Hrva5KBeIog4A+UpqlaIU+DEstipcJYQQZc0g37pY0=
github.com/ipld/go-car v0.3.3 h1:D6y+jvg9h2ZSv7GLUMWUwg5VTLy1E7Ak+uQw5orOg3I=
Expand All @@ -357,8 +359,9 @@ github.com/ipld/go-ipld-prime v0.9.1-0.20210324083106-dc342a9917db/go.mod h1:KvB
github.com/ipld/go-ipld-prime v0.11.0/go.mod h1:+WIAkokurHmZ/KwzDOMUuoeJgaRQktHtEaLglS3ZeV8=
github.com/ipld/go-ipld-prime v0.14.0/go.mod h1:9ASQLwUFLptCov6lIYc70GRB4V7UTyLD0IJtrDJe6ZM=
github.com/ipld/go-ipld-prime v0.14.3-0.20211207234443-319145880958/go.mod h1:QcE4Y9n/ZZr8Ijg5bGPT0GqYWgZ1704nH0RDcQtgTP0=
github.com/ipld/go-ipld-prime v0.14.4 h1:bqhmume8+nbNsX4/+J6eohktfZHAI8GKrF3rQ0xgOyc=
github.com/ipld/go-ipld-prime v0.14.4/go.mod h1:QcE4Y9n/ZZr8Ijg5bGPT0GqYWgZ1704nH0RDcQtgTP0=
github.com/ipld/go-ipld-prime v0.16.0/go.mod h1:axSCuOCBPqrH+gvXr2w9uAOulJqBPhHPT2PjoiiU1qA=
github.com/ipld/go-ipld-prime v0.16.1-0.20220324131737-6e219a02ca16 h1:KCFEByXqCF5kymLHX3L/6AG3DNgKHQrUklE2nRFHcC4=
github.com/ipld/go-ipld-prime v0.16.1-0.20220324131737-6e219a02ca16/go.mod h1:axSCuOCBPqrH+gvXr2w9uAOulJqBPhHPT2PjoiiU1qA=
github.com/ipld/go-ipld-prime/storage/bsadapter v0.0.0-20211210234204-ce2a1c70cd73 h1:TsyATB2ZRRQGTwafJdgEUQkmjOExRV0DNokcihZxbnQ=
github.com/ipld/go-ipld-prime/storage/bsadapter v0.0.0-20211210234204-ce2a1c70cd73/go.mod h1:2PJ0JgxyB08t0b2WKrcuqI3di0V+5n6RS/LTUJhkoxY=
github.com/jackpal/gateway v1.0.5/go.mod h1:lTpwd4ACLXmpyiCTRtfiNyVnUmqT9RivzCDQetPfnjA=
Expand Down Expand Up @@ -683,8 +686,8 @@ github.com/multiformats/go-multibase v0.0.3/go.mod h1:5+1R4eQrT3PkYZ24C3W2Ue2tPw
github.com/multiformats/go-multicodec v0.3.0/go.mod h1:qGGaQmioCDh+TeFOnxrbU0DaIPw8yFgAZgFG0V7p1qQ=
github.com/multiformats/go-multicodec v0.3.1-0.20210902112759-1539a079fd61/go.mod h1:1Hj/eHRaVWSXiSNNfcEPcwZleTmdNP81xlxDLnWU9GQ=
github.com/multiformats/go-multicodec v0.3.1-0.20211210143421-a526f306ed2c/go.mod h1:1Hj/eHRaVWSXiSNNfcEPcwZleTmdNP81xlxDLnWU9GQ=
github.com/multiformats/go-multicodec v0.4.0 h1:fbqb6ky7erjdD+/zaEBJgZWu1i8D6i/wmPywGK7sdow=
github.com/multiformats/go-multicodec v0.4.0/go.mod h1:1Hj/eHRaVWSXiSNNfcEPcwZleTmdNP81xlxDLnWU9GQ=
github.com/multiformats/go-multicodec v0.4.1 h1:BSJbf+zpghcZMZrwTYBGwy0CPcVZGWiC72Cp8bBd4R4=
github.com/multiformats/go-multicodec v0.4.1/go.mod h1:1Hj/eHRaVWSXiSNNfcEPcwZleTmdNP81xlxDLnWU9GQ=
github.com/multiformats/go-multihash v0.0.1/go.mod h1:w/5tugSrLEbWqlcgJabL3oHFKTwfvkofsjW2Qa1ct4U=
github.com/multiformats/go-multihash v0.0.5/go.mod h1:lt/HCbqlQwlPBz7lv0sQCdtfcMtlJvakRUn/0Ual8po=
github.com/multiformats/go-multihash v0.0.8/go.mod h1:YSLudS+Pi8NHE7o6tb3D8vrpKa63epEDmG8nTduyAew=
Expand Down Expand Up @@ -796,8 +799,8 @@ github.com/rcrowley/go-metrics v0.0.0-20181016184325-3113b8401b8a/go.mod h1:bCqn
github.com/rogpeppe/fastuuid v0.0.0-20150106093220-6724a57986af/go.mod h1:XWv6SoW27p1b0cqNHllgS5HIMJraePCO15w5zCzIWYg=
github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFRclV5y23lUDJ4=
github.com/rogpeppe/go-internal v1.6.1/go.mod h1:xXDCJY+GAPziupqXw64V24skbSoqbTEfhy4qGm1nDQc=
github.com/rogpeppe/go-internal v1.8.1-0.20210923151022-86f73c517451 h1:d1PiN4RxzIFXCJTvRkvSkKqwtRAl5ZV4lATKtQI0B7I=
github.com/rogpeppe/go-internal v1.8.1-0.20210923151022-86f73c517451/go.mod h1:JeRgkft04UBgHMgCIwADu4Pn6Mtm5d4nPKWu0nJ5d+o=
github.com/rogpeppe/go-internal v1.8.1 h1:geMPLpDpQOgVyCg5z5GoRwLHepNdb71NXb67XFkP+Eg=
github.com/rogpeppe/go-internal v1.8.1/go.mod h1:JeRgkft04UBgHMgCIwADu4Pn6Mtm5d4nPKWu0nJ5d+o=
github.com/rs/xid v1.2.1/go.mod h1:+uKXf+4Djp6Md1KODXJxgGQPKngRmWyn10oCKFzNHOQ=
github.com/rs/zerolog v1.21.0/go.mod h1:ZPhntP/xmq1nnND05hhpAh2QMhSsA4UN3MGZ6O2J3hM=
github.com/russross/blackfriday v1.5.2 h1:HyvC0ARfnZBqnXwABFeSZHpKvJHJJfPz81GNueLj0oo=
Expand Down