initial port

.gitlab-ci.yml

+stages:
+  - build
+  - test
+
+variables:
+  BUILD_DIR: "/tmp/$CI_CONCURRENT_PROJECT_ID"
+
+before_script:
+  - mkdir -p $BUILD_DIR/src
+  - cd $BUILD_DIR/src
+  - if [ -d $CI_PROJECT_DIR ]
+  - then
+  -    echo "soft link $CI_PROJECT_DIR exists"
+  - else
+  -    echo "creating soft link $CI_PROJECT_DIR"
+  -    ln -s $CI_PROJECT_DIR
+  - fi
+  - cd $CI_PROJECT_DIR
+
+build:
+  stage: build
+  tags:
+    - testing
+  script:
+    - echo $CI_JOB_STAGE
+    - go build
+
+test:
+  stage: test
+  tags:
+    - testing
+  script:
+    - echo $CI_JOB_STAGE
+    - go test -cover
+  coverage: '/coverage: \d+.\d+% of statements/'

buzhash_test.go

@@ -5,7 +5,7 @@ import (
 	"io"
 	"testing"
 
-	util "github.com/ipfs/go-ipfs-util"
+	util "gitlab.dms3.io/dms3/public/go-dms3-util"
 )
 
 func testBuzhashChunking(t *testing.T, buf []byte) (chunkCount int) {

go.mod

-module github.com/ipfs/go-ipfs-chunker
+module gitlab.dms3.io/dms3/public/go-dms3-chunker
 
 require (
-	github.com/ipfs/go-block-format v0.0.2
-	github.com/ipfs/go-ipfs-util v0.0.1
-	github.com/ipfs/go-log v0.0.1
+	gitlab.dms3.io/dms3/public/go-block-format v0.0.1
+	gitlab.dms3.io/dms3/public/go-dms3-util v0.0.1
+	gitlab.dms3.io/dms3/public/go-log v0.0.1
 	github.com/libp2p/go-buffer-pool v0.0.2
 	github.com/whyrusleeping/chunker v0.0.0-20181014151217-fe64bd25879f
 )

go.sum

+github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/gogo/protobuf v1.2.1 h1:/s5zKNz0uPFCZ5hddgPdo2TK2TVrUNMn0OOX8/aZMTE=
 github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zVXpSg4=
+github.com/google/renameio v0.1.0/go.mod h1:KWCgfxg9yswjAJkECMjeO8J8rahYeXnNhOm40UhjYkI=
 github.com/gxed/hashland/keccakpg v0.0.1 h1:wrk3uMNaMxbXiHibbPO4S0ymqJMm41WiudyFSs7UnsU=
 github.com/gxed/hashland/keccakpg v0.0.1/go.mod h1:kRzw3HkwxFU1mpmPP8v1WyQzwdGfmKFJ6tItnhQ67kU=
 github.com/gxed/hashland/murmur3 v0.0.1 h1:SheiaIt0sda5K+8FLz952/1iWS9zrnKsEJaOJu4ZbSc=
@@ -16,6 +19,9 @@ github.com/ipfs/go-log v0.0.1 h1:9XTUN/rW64BCG1YhPK9Hoy3q8nr4gOmHHBpgFdfw6Lc=
 github.com/ipfs/go-log v0.0.1/go.mod h1:kL1d2/hzSpI0thNYjiKfjanbVNU+IIGA/WnNESY9leM=
 github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
+github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
+github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
+github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
 github.com/libp2p/go-buffer-pool v0.0.2 h1:QNK2iAFa8gjAe1SPz6mHSMuCcjs+X1wlHzeOSqcmlfs=
 github.com/libp2p/go-buffer-pool v0.0.2/go.mod h1:MvaB6xw5vOrDl8rYZGLFdKAuk/hRoRZd1Vi32+RXyFM=
 github.com/mattn/go-colorable v0.1.1 h1:G1f5SKeVxmagw/IyvzvtZE4Gybcc4Tr1tf7I8z0XgOg=
@@ -26,30 +32,90 @@ github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1 h1:lYpkrQH5ajf0
 github.com/minio/blake2b-simd v0.0.0-20160723061019-3f5f724cb5b1/go.mod h1:pD8RvIylQ358TN4wwqatJ8rNavkEINozVn9DtGI3dfQ=
 github.com/minio/sha256-simd v0.0.0-20190131020904-2d45a736cd16 h1:5W7KhL8HVF3XCFOweFD3BNESdnO8ewyYTFT2R+/b8FQ=
 github.com/minio/sha256-simd v0.0.0-20190131020904-2d45a736cd16/go.mod h1:2FMWW+8GMoPweT6+pI63m9YE3Lmw4J71hV56Chs1E/U=
+github.com/minio/sha256-simd v0.1.1-0.20190913151208-6de447530771 h1:MHkK1uRtFbVqvAgvWxafZe54+5uBxLluGylDiKgdhwo=
+github.com/minio/sha256-simd v0.1.1-0.20190913151208-6de447530771/go.mod h1:B5e1o+1/KgNmWrSQK08Y6Z1Vb5pwIktudl0J58iy0KM=
 github.com/mr-tron/base58 v1.1.0 h1:Y51FGVJ91WBqCEabAi5OPUz38eAx8DakuAm5svLcsfQ=
 github.com/mr-tron/base58 v1.1.0/go.mod h1:xcD2VGqlgYjBdcBLw+TuYLr8afG+Hj8g2eTVqeSzSU8=
+github.com/mr-tron/base58 v1.1.3 h1:v+sk57XuaCKGXpWtVBX8YJzO7hMGx4Aajh4TQbdEFdc=
+github.com/mr-tron/base58 v1.1.3/go.mod h1:BinMc/sQntlIE1frQmRFPUoPA1Zkr8VRgBdjWI2mNwc=
 github.com/multiformats/go-base32 v0.0.3 h1:tw5+NhuwaOjJCC5Pp82QuXbrmLzWg7uxlMFp8Nq/kkI=
 github.com/multiformats/go-base32 v0.0.3/go.mod h1:pLiuGC8y0QR3Ue4Zug5UzK9LjgbkL8NSQj0zQ5Nz/AA=
+github.com/multiformats/go-base36 v0.1.0 h1:JR6TyF7JjGd3m6FbLU2cOxhC0Li8z8dLNGQ89tUg4F4=
+github.com/multiformats/go-base36 v0.1.0/go.mod h1:kFGE83c6s80PklsHO9sRn2NCoffoRdUUOENyW/Vv6sM=
 github.com/multiformats/go-multibase v0.0.1 h1:PN9/v21eLywrFWdFNsFKaU04kLJzuYzmrJR+ubhT9qA=
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 github.com/multiformats/go-multihash v0.0.1 h1:HHwN1K12I+XllBCrqKnhX949Orn4oawPkegHMu2vDqQ=
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+github.com/multiformats/go-varint v0.0.5/go.mod h1:3Ls8CIEsrijN6+B7PbrXRPxHRPuXSrVKRY101jdMZYE=
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 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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 golang.org/x/crypto v0.0.0-20190211182817-74369b46fc67 h1:ng3VDlRp5/DHpSWl02R4rM9I+8M2rhmsuLwAMmkLQWE=
 golang.org/x/crypto v0.0.0-20190211182817-74369b46fc67/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
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 golang.org/x/sys v0.0.0-20190222072716-a9d3bda3a223/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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+gopkg.in/errgo.v2 v2.1.0/go.mod h1:hNsd1EY+bozCKY1Ytp96fpM3vjJbqLJn88ws8XvfDNI=
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parse.go

@@ -14,7 +14,7 @@ const (
 
 	// No leaf block should contain more than 1MiB of payload data ( wrapping overhead aside )
 	// This effectively mandates the maximum chunk size
-	// See discussion at https://github.com/ipfs/go-ipfs-chunker/pull/21#discussion_r369124879 for background
+	// See discussion at https://gitlab.dms3.io/dms3/public/go-dms3-chunker/pull/21#discussion_r369124879 for background
 	ChunkSizeLimit int = 1048576
 )
 

rabin.go

@@ -7,8 +7,8 @@ import (
 	"github.com/whyrusleeping/chunker"
 )
 
-// IpfsRabinPoly is the irreducible polynomial of degree 53 used by for Rabin.
-var IpfsRabinPoly = chunker.Pol(17437180132763653)
+// Dms3RabinPoly is the irreducible polynomial of degree 53 used by for Rabin.
+var Dms3RabinPoly = chunker.Pol(17437180132763653)
 
 // Rabin implements the Splitter interface and splits content with Rabin
 // fingerprints.
@@ -30,7 +30,7 @@ func NewRabin(r io.Reader, avgBlkSize uint64) *Rabin {
 // the given min, average and max block sizes.
 func NewRabinMinMax(r io.Reader, min, avg, max uint64) *Rabin {
 	h := fnv.New32a()
-	ch := chunker.New(r, IpfsRabinPoly, h, avg, min, max)
+	ch := chunker.New(r, Dms3RabinPoly, h, avg, min, max)
 
 	return &Rabin{
 		r:      ch,

rabin_test.go

@@ -6,8 +6,8 @@ import (
 	"io"
 	"testing"
 
-	blocks "github.com/ipfs/go-block-format"
-	util "github.com/ipfs/go-ipfs-util"
+	blocks "gitlab.dms3.io/dms3/public/go-block-format"
+	util "gitlab.dms3.io/dms3/public/go-dms3-util"
 )
 
 func TestRabinChunking(t *testing.T) {

splitting.go

@@ -7,8 +7,8 @@ package chunk
 import (
 	"io"
 
-	logging "github.com/ipfs/go-log"
 	pool "github.com/libp2p/go-buffer-pool"
+	logging "gitlab.dms3.io/dms3/public/go-log"
 )
 
 var log = logging.Logger("chunk")

splitting_test.go

@@ -5,7 +5,7 @@ import (
 	"io"
 	"testing"
 
-	u "github.com/ipfs/go-ipfs-util"
+	u "gitlab.dms3.io/dms3/public/go-dms3-util"
 )
 
 func randBuf(t *testing.T, size int) []byte {