update file resumption methods and remove cacher and scheduler module (…

…#198)

* add cacher and scheduler module

* update shared pattern

* debug module

* update node_selector module

* update cache module

* update file breakpoint resume upload function

* remove cacher and scheduler

* update go mod

chain/file.go

@@ -8,6 +8,7 @@
 package chain
 
 import (
+	"bufio"
 	"bytes"
 	"fmt"
 	"io"
@@ -17,6 +18,7 @@ import (
 	"path/filepath"
 	"strings"
 
+	"github.com/CESSProject/cess-go-sdk/core/pattern"
 	"github.com/CESSProject/cess-go-sdk/utils"
 	keyring "github.com/CESSProject/go-keyring"
 	"github.com/btcsuite/btcutil/base58"
@@ -248,3 +250,165 @@ func (c *chainClient) RetrieveObject(url, fid string) (io.ReadCloser, error) {
 
 	return resp.Body, nil
 }
+
+func (c *chainClient) SplitFile(fpath, chunksDir string, chunkSize int64, filling bool) (int64, int, error) {
+	fstat, err := os.Stat(fpath)
+	if err != nil {
+		return 0, 0, err
+	}
+	if fstat.IsDir() {
+		return 0, 0, errors.New("not a file")
+	}
+	if fstat.Size() == 0 {
+		return 0, 0, errors.New("empty file")
+	}
+	if fstat.Size() < chunkSize {
+		chunkSize = fstat.Size()
+	}
+	count := fstat.Size() / chunkSize
+	if fstat.Size()%chunkSize != 0 {
+		count++
+	}
+	buf := make([]byte, chunkSize)
+	f, err := os.Open(fpath)
+	if err != nil {
+		return 0, 0, err
+	}
+	defer f.Close()
+	reader := bufio.NewReader(f)
+	size := fstat.Size()
+	for i := int64(0); i < count; i++ {
+		n, err := reader.Read(buf)
+		if err != nil {
+			return 0, 0, err
+		}
+		if n <= 0 {
+			return 0, 0, errors.New("read a empty block")
+		}
+		if n < int(chunkSize) && filling {
+			if i+1 != count {
+				return 0, 0, errors.New("read file err")
+			}
+			copy(buf[n:], make([]byte, chunkSize-int64(n)))
+			size += chunkSize - int64(n)
+			n = int(chunkSize)
+		}
+		err = utils.WriteBufToFile(buf[:n], filepath.Join(chunksDir, fmt.Sprintf("chunk-%d", i)))
+		if err != nil {
+			return 0, 0, err
+		}
+	}
+	return size, int(count), nil
+}
+
+func (c *chainClient) SplitFileWithstandardSize(fpath, chunksDir string) (int64, int, error) {
+	return c.SplitFile(fpath, chunksDir, pattern.SegmentSize, true)
+}
+
+func (c *chainClient) UploadFileChunks(url, chunksDir, bucket, fname string, chunksNum int, totalSize int64) (string, error) {
+	entries, err := os.ReadDir(chunksDir)
+	if err != nil {
+		return "", errors.Wrap(err, "upload file chunk error")
+	}
+	if len(entries) == 0 {
+		return "", errors.Wrap(errors.New("empty dir"), "upload file chunk error")
+	}
+	if len(entries) > chunksNum {
+		return "", errors.Wrap(errors.New("bad chunks number"), "upload file chunk error")
+	}
+	var res string
+	for i := chunksNum - len(entries); i < chunksNum; i++ {
+		res, err = c.UploadFileChunk(url, chunksDir, bucket, fname, chunksNum, i, totalSize)
+		if err != nil {
+			return res, errors.Wrap(err, "upload file chunks error")
+		}
+		os.Remove(filepath.Join(chunksDir, fmt.Sprintf("chunk-%d", i)))
+	}
+	return res, nil
+}
+
+func (c *chainClient) UploadFileChunk(url, chunksDir, bucket, fname string, chunksNum, chunksId int, totalSize int64) (string, error) {
+
+	file := filepath.Join(chunksDir, fmt.Sprintf("chunk-%d", chunksId))
+	fstat, err := os.Stat(file)
+	if err != nil {
+		return "", errors.Wrap(err, "upload file chunk error")
+	}
+
+	if fstat.IsDir() {
+		return "", errors.Wrap(errors.New("not a file"), "upload file chunk error")
+	}
+
+	if fstat.Size() == 0 {
+		return "", errors.New("empty file")
+	}
+
+	if !utils.CheckBucketName(bucket) {
+		return "", errors.New("invalid bucket name")
+	}
+
+	kr, _ := keyring.FromURI(c.GetURI(), keyring.NetSubstrate{})
+
+	// sign message
+	message := utils.GetRandomcode(16)
+	sig, _ := kr.Sign(kr.SigningContext([]byte(message)))
+
+	body := new(bytes.Buffer)
+	writer := multipart.NewWriter(body)
+	//
+	formFile, err := writer.CreateFormFile("file", fstat.Name())
+	if err != nil {
+		return "", err
+	}
+
+	f, err := os.Open(file)
+	if err != nil {
+		return "", err
+	}
+	defer f.Close()
+
+	_, err = io.Copy(formFile, f)
+	if err != nil {
+		return "", err
+	}
+	err = writer.Close()
+	if err != nil {
+		return "", err
+	}
+
+	req, err := http.NewRequest(http.MethodPut, url, body)
+	if err != nil {
+		return "", err
+	}
+
+	req.Header.Set("BucketName", bucket)
+	req.Header.Set("Account", c.GetSignatureAcc())
+	req.Header.Set("Message", message)
+	req.Header.Set("Signature", base58.Encode(sig[:]))
+	req.Header.Set("Content-Type", writer.FormDataContentType())
+	req.Header.Set("FileName", fname)
+	req.Header.Set("BlockNumber", fmt.Sprint(chunksNum))
+	req.Header.Set("BlockIndex", fmt.Sprint(chunksId))
+	req.Header.Set("TotalSize", fmt.Sprint(totalSize))
+
+	client := &http.Client{}
+	client.Transport = globalTransport
+	resp, err := client.Do(req)
+	if err != nil {
+		return "", err
+	}
+	defer resp.Body.Close()
+
+	respbody, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return "", err
+	}
+
+	if resp.StatusCode != http.StatusOK {
+		if len(respbody) > 0 {
+			return "", errors.New(string(respbody))
+		}
+		return "", errors.New(fmt.Sprintf("upload failed, code: %d", resp.StatusCode))
+	}
+	return strings.TrimPrefix(strings.TrimSuffix(string(respbody), "\""), "\""), nil
+}

core/sdk/sdk.go

@@ -362,6 +362,59 @@ type SDK interface {
 	//   - error: error message.
 	RetrieveObject(url, fid string) (io.ReadCloser, error)
 
+	// Split File into Chunks.
+	//
+	// Receive parameter:
+	//   - fpath: the path of the file to be split.
+	//   - chunksDir: directory path to store file chunks, please do not mix it elsewhere.
+	//   - chunkSize: the size of each chunk, it does not exceed the file size
+	// Return parameter:
+	//   - int64: chunks total size (byte).
+	//   - int: number of file chunks.
+	//   - error: error message.
+	SplitFile(fpath, chunksDir string, chunkSize int64, filling bool) (int64, int, error)
+
+	// Split File into Chunks with standard size.
+	// It split file into chunks of the default size and fills the last chunk that does not meet the size.
+	//
+	// Receive parameter:
+	//   - fpath: the path of the file to be split.
+	//   - chunksDir: directory path to store file chunks, please do not mix it elsewhere.
+	// Return parameter:
+	//   - int64: chunks total size (byte).
+	//   - int: number of file chunks.
+	//   - error: error message.
+	SplitFileWithstandardSize(fpath, chunksDir string) (int64, int, error)
+
+	// Upload chunk of file to the gateway
+	//
+	// Receive parameter:
+	//   - url: the address of the gateway.
+	//   - chunksDir: directory path to store file chunks, please do not mix it elsewhere.
+	//   - bucket: the bucket name to store user data.
+	//   - fname: the name of the file.
+	//   - chunksNum: total number of file chunks.
+	//   - chunksId: index of the current chunk to be uploaded ([0,chunksNum)).
+	//   - totalSize: chunks total size (byte), can be obtained from the first return value of SplitFile
+	// Return parameter:
+	//   - Reader: number of file chunks.
+	//   - error: error message.
+	UploadFileChunk(url, chunksDir, bucket, fname string, chunksNum, chunksId int, totalSize int64) (string, error)
+
+	// Upload file chunks in the directory to the gateway as much as possible, chunks will be removed after being uploaded, if the chunks are not transferred successfuly, jus
+	//
+	// Receive parameter:
+	//   - url: the address of the gateway.
+	//   - chunksDir: directory path to store file chunks, please do not mix it elsewhere.
+	//   - bucket: the bucket name to store user data.
+	//   - fname: the name of the file.
+	//   - chunksNum: total number of file chunks.
+	//   - totalSize: chunks total size (byte), can be obtained from the first return value of SplitFile
+	// Return parameter:
+	//   - Reader: number of file chunks.
+	//   - error: error message.
+	UploadFileChunks(url, chunksDir, bucket, fname string, chunksNum int, totalSize int64) (string, error)
+
 	// retrieve event
 
 	//

go.mod

@@ -9,39 +9,44 @@ require (
 	github.com/centrifuge/go-substrate-rpc-client/v4 v4.2.1
 	github.com/decred/base58 v1.0.4
 	github.com/ethereum/go-ethereum v1.10.20
+	github.com/go-ping/ping v1.1.0
 	github.com/google/uuid v1.5.0
 	github.com/joho/godotenv v1.5.1
 	github.com/klauspost/reedsolomon v1.12.0
 	github.com/mr-tron/base58 v1.2.0
+	github.com/pixelbender/go-traceroute v0.0.0-20190414152342-e631ab553a80
 	github.com/pkg/errors v0.9.1
 	github.com/samber/lo v1.39.0
 	github.com/shirou/gopsutil v3.21.11+incompatible
 	github.com/stretchr/testify v1.8.4
 	github.com/vedhavyas/go-subkey v1.0.4
-	golang.org/x/crypto v0.17.0
-	golang.org/x/exp v0.0.0-20231226003508-02704c960a9b
+	golang.org/x/crypto v0.19.0
+	golang.org/x/exp v0.0.0-20240213143201-ec583247a57a
 )
 
 require (
 	github.com/ChainSafe/go-schnorrkel v1.0.0 // indirect
 	github.com/cosmos/go-bip39 v1.0.0 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/deckarep/golang-set v1.8.0 // indirect
-	github.com/decred/dcrd/crypto/blake256 v1.0.0 // indirect
+	github.com/decred/dcrd/crypto/blake256 v1.0.1 // indirect
+	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 // indirect
 	github.com/go-ole/go-ole v1.2.6 // indirect
 	github.com/go-stack/stack v1.8.1 // indirect
-	github.com/gorilla/websocket v1.5.0 // indirect
+	github.com/gorilla/websocket v1.5.1 // indirect
 	github.com/gtank/merlin v0.1.1 // indirect
 	github.com/gtank/ristretto255 v0.1.2 // indirect
-	github.com/klauspost/cpuid/v2 v2.1.1 // indirect
+	github.com/klauspost/cpuid/v2 v2.2.7 // indirect
 	github.com/mimoo/StrobeGo v0.0.0-20220103164710-9a04d6ca976b // indirect
 	github.com/pierrec/xxHash v0.1.5 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
 	github.com/rs/cors v1.8.2 // indirect
 	github.com/stretchr/objx v0.5.0 // indirect
 	github.com/vedhavyas/go-subkey/v2 v2.0.0 // indirect
 	github.com/yusufpapurcu/wmi v1.2.3 // indirect
-	golang.org/x/sys v0.15.0 // indirect
+	golang.org/x/net v0.21.0 // indirect
+	golang.org/x/sync v0.6.0 // indirect
+	golang.org/x/sys v0.17.0 // indirect
 	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )

go.sum

@@ -30,22 +30,27 @@ github.com/deckarep/golang-set v1.8.0 h1:sk9/l/KqpunDwP7pSjUg0keiOOLEnOBHzykLrsP
 github.com/deckarep/golang-set v1.8.0/go.mod h1:5nI87KwE7wgsBU1F4GKAw2Qod7p5kyS383rP6+o6qqo=
 github.com/decred/base58 v1.0.4 h1:QJC6B0E0rXOPA8U/kw2rP+qiRJsUaE2Er+pYb3siUeA=
 github.com/decred/base58 v1.0.4/go.mod h1:jJswKPEdvpFpvf7dsDvFZyLT22xZ9lWqEByX38oGd9E=
-github.com/decred/dcrd/crypto/blake256 v1.0.0 h1:/8DMNYp9SGi5f0w7uCm6d6M4OU2rGFK09Y2A4Xv7EE0=
 github.com/decred/dcrd/crypto/blake256 v1.0.0/go.mod h1:sQl2p6Y26YV+ZOcSTP6thNdn47hh8kt6rqSlvmrXFAc=
-github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1 h1:YLtO71vCjJRCBcrPMtQ9nqBsqpA1m5sE92cU+pd5Mcc=
+github.com/decred/dcrd/crypto/blake256 v1.0.1 h1:7PltbUIQB7u/FfZ39+DGa/ShuMyJ5ilcvdfma9wOH6Y=
+github.com/decred/dcrd/crypto/blake256 v1.0.1/go.mod h1:2OfgNZ5wDpcsFmHmCK5gZTPcCXqlm2ArzUIkw9czNJo=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 h1:8UrgZ3GkP4i/CLijOJx79Yu+etlyjdBU4sfcs2WYQMs=
+github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
 github.com/ethereum/go-ethereum v1.10.20 h1:75IW830ClSS40yrQC1ZCMZCt5I+zU16oqId2SiQwdQ4=
 github.com/ethereum/go-ethereum v1.10.20/go.mod h1:LWUN82TCHGpxB3En5HVmLLzPD7YSrEUFmFfN1nKkVN0=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
 github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
+github.com/go-ping/ping v1.1.0 h1:3MCGhVX4fyEUuhsfwPrsEdQw6xspHkv5zHsiSoDFZYw=
+github.com/go-ping/ping v1.1.0/go.mod h1:xIFjORFzTxqIV/tDVGO4eDy/bLuSyawEeojSm3GfRGk=
 github.com/go-stack/stack v1.8.1 h1:ntEHSVwIt7PNXNpgPmVfMrNhLtgjlmnZha2kOpuRiDw=
 github.com/go-stack/stack v1.8.1/go.mod h1:dcoOX6HbPZSZptuspn9bctJ+N/CnF5gGygcUP3XYfe4=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
 github.com/google/gofuzz v1.1.1-0.20200604201612-c04b05f3adfa h1:Q75Upo5UN4JbPFURXZ8nLKYUvF85dyFRop/vQ0Rv+64=
+github.com/google/uuid v1.2.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/google/uuid v1.5.0 h1:1p67kYwdtXjb0gL0BPiP1Av9wiZPo5A8z2cWkTZ+eyU=
 github.com/google/uuid v1.5.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/gorilla/websocket v1.5.0 h1:PPwGk2jz7EePpoHN/+ClbZu8SPxiqlu12wZP/3sWmnc=
-github.com/gorilla/websocket v1.5.0/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=
+github.com/gorilla/websocket v1.5.1 h1:gmztn0JnHVt9JZquRuzLw3g4wouNVzKL15iLr/zn/QY=
+github.com/gorilla/websocket v1.5.1/go.mod h1:x3kM2JMyaluk02fnUJpQuwD2dCS5NDG2ZHL0uE0tcaY=
 github.com/gtank/merlin v0.1.1-0.20191105220539-8318aed1a79f/go.mod h1:T86dnYJhcGOh5BjZFCJWTDeTK7XW8uE+E21Cy/bIQ+s=
 github.com/gtank/merlin v0.1.1 h1:eQ90iG7K9pOhtereWsmyRJ6RAwcP4tHTDBHXNg+u5is=
 github.com/gtank/merlin v0.1.1/go.mod h1:T86dnYJhcGOh5BjZFCJWTDeTK7XW8uE+E21Cy/bIQ+s=
@@ -57,8 +62,8 @@ github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
 github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
 github.com/jrick/logrotate v1.0.0/go.mod h1:LNinyqDIJnpAur+b8yyulnQw/wDuN1+BYKlTRt3OuAQ=
 github.com/kkdai/bstream v0.0.0-20161212061736-f391b8402d23/go.mod h1:J+Gs4SYgM6CZQHDETBtE9HaSEkGmuNXF86RwHhHUvq4=
-github.com/klauspost/cpuid/v2 v2.1.1 h1:t0wUqjowdm8ezddV5k0tLWVklVuvLJpoHeb4WBdydm0=
-github.com/klauspost/cpuid/v2 v2.1.1/go.mod h1:RVVoqg1df56z8g3pUjL/3lE5UfnlrJX8tyFgg4nqhuY=
+github.com/klauspost/cpuid/v2 v2.2.7 h1:ZWSB3igEs+d0qvnxR/ZBzXVmxkgt8DdzP6m9pfuVLDM=
+github.com/klauspost/cpuid/v2 v2.2.7/go.mod h1:Lcz8mBdAVJIBVzewtcLocK12l3Y+JytZYpaMropDUws=
 github.com/klauspost/reedsolomon v1.12.0 h1:I5FEp3xSwVCcEh3F5A7dofEfhXdF/bWhQWPH+XwBFno=
 github.com/klauspost/reedsolomon v1.12.0/go.mod h1:EPLZJeh4l27pUGC3aXOjheaoh1I9yut7xTURiW3LQ9Y=
 github.com/mimoo/StrobeGo v0.0.0-20181016162300-f8f6d4d2b643/go.mod h1:43+3pMjjKimDBf5Kr4ZFNGbLql1zKkbImw+fZbw3geM=
@@ -71,6 +76,8 @@ github.com/onsi/ginkgo v1.7.0/go.mod h1:lLunBs/Ym6LB5Z9jYTR76FiuTmxDTDusOGeTQH+W
 github.com/onsi/gomega v1.4.3/go.mod h1:ex+gbHU/CVuBBDIJjb2X0qEXbFg53c61hWP/1CpauHY=
 github.com/pierrec/xxHash v0.1.5 h1:n/jBpwTHiER4xYvK3/CdPVnLDPchj8eTJFFLUb4QHBo=
 github.com/pierrec/xxHash v0.1.5/go.mod h1:w2waW5Zoa/Wc4Yqe0wgrIYAGKqRMf7czn2HNKXmuL+I=
+github.com/pixelbender/go-traceroute v0.0.0-20190414152342-e631ab553a80 h1:I4NMHzc2iGHcxwpt/N3aktqyrDGNx0LrJEYU7g60J0I=
+github.com/pixelbender/go-traceroute v0.0.0-20190414152342-e631ab553a80/go.mod h1:wtXyvVnMsTkas6cTVJwoTu0voqSm+pYg2YAU/mUfQJQ=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
 github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
@@ -104,21 +111,33 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20191206172530-e9b2fee46413/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200115085410-6d4e4cb37c7d/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
-golang.org/x/crypto v0.17.0 h1:r8bRNjWL3GshPW3gkd+RpvzWrZAwPS49OmTGZ/uhM4k=
-golang.org/x/crypto v0.17.0/go.mod h1:gCAAfMLgwOJRpTjQ2zCCt2OcSfYMTeZVSRtQlPC7Nq4=
-golang.org/x/exp v0.0.0-20231226003508-02704c960a9b h1:kLiC65FbiHWFAOu+lxwNPujcsl8VYyTYYEZnsOO1WK4=
-golang.org/x/exp v0.0.0-20231226003508-02704c960a9b/go.mod h1:iRJReGqOEeBhDZGkGbynYwcHlctCvnjTYIamk7uXpHI=
+golang.org/x/crypto v0.19.0 h1:ENy+Az/9Y1vSrlrvBSyna3PITt4tiZLf7sgCjZBX7Wo=
+golang.org/x/crypto v0.19.0/go.mod h1:Iy9bg/ha4yyC70EfRS8jz+B6ybOBKMaSxLj6P6oBDfU=
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