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cypher graph files importer

libf 4 mesiacov pred
commit
558b6524ef
7 zmenil súbory, kde vykonal 297 pridanie a 0 odobranie
  1. 2 0
      build.sh
  2. 46 0
      cgf/cgf.go
  3. 34 0
      cgf/reader/reader.go
  4. 33 0
      go.mod
  5. 107 0
      go.sum
  6. 70 0
      main.go
  7. 5 0
      run.sh

+ 2 - 0
build.sh

@@ -0,0 +1,2 @@
+
+go build

+ 46 - 0
cgf/cgf.go

@@ -0,0 +1,46 @@
+package cgf
+
+import (
+	"encoding/json"
+	"fmt"
+	"io"
+	"os"
+
+	"git.wecise.com/wecise/cgimport/cgf/reader"
+)
+
+func Import(filepath string) (blockcount int, err error) {
+	f, e := os.Open(filepath)
+	if e != nil {
+		return blockcount, e
+	}
+	defer f.Close()
+	return importReader(f)
+}
+
+func importReader(buf io.Reader) (blockcount int, err error) {
+	br := reader.NewBlockReader(buf)
+	for {
+		block, e := br.ReadBlock()
+		if e != nil {
+			return blockcount, e
+		}
+		if block == nil {
+			return
+		}
+		e = importBlock(block)
+		if e != nil {
+			return blockcount, e
+		}
+		blockcount++
+	}
+}
+
+func importBlock(block map[string]any) (err error) {
+	bs, e := json.MarshalIndent(block, "", "  ")
+	if e != nil {
+		return e
+	}
+	fmt.Println("import:", string(bs))
+	return
+}

+ 34 - 0
cgf/reader/reader.go

@@ -0,0 +1,34 @@
+package reader
+
+import (
+	"bufio"
+	"io"
+)
+
+type BlockReader struct {
+	reader *bufio.Reader
+}
+
+func NewBlockReader(reader io.Reader) *BlockReader {
+	return &BlockReader{
+		reader: bufio.NewReader(reader),
+	}
+}
+
+func (br *BlockReader) ReadBlock() (block map[string]any, err error) {
+	var str string
+	var line []byte
+	var isprefix bool = true
+	for isprefix {
+		line, isprefix, err = br.reader.ReadLine()
+		if err != nil {
+			if err == io.EOF {
+				err = nil
+			}
+			return nil, err
+		}
+		str += string(line)
+	}
+	block = map[string]any{"line": str}
+	return
+}

+ 33 - 0
go.mod

@@ -0,0 +1,33 @@
+module git.wecise.com/wecise/cgimport
+
+go 1.20
+
+require git.wecise.com/wecise/util v0.0.0-20250123073753-71dedf03772d
+
+require (
+	github.com/coreos/go-semver v0.3.0 // indirect
+	github.com/coreos/go-systemd/v22 v22.3.2 // indirect
+	github.com/fatih/color v1.18.0 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/golang/protobuf v1.5.4 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/spacemonkeygo/errors v0.0.0-20201030155909-2f5f890dbc62 // indirect
+	github.com/spf13/cast v1.7.0 // indirect
+	go.etcd.io/etcd/api/v3 v3.5.8 // indirect
+	go.etcd.io/etcd/client/pkg/v3 v3.5.8 // indirect
+	go.etcd.io/etcd/client/v3 v3.5.8 // indirect
+	go.uber.org/atomic v1.7.0 // indirect
+	go.uber.org/multierr v1.6.0 // indirect
+	go.uber.org/zap v1.17.0 // indirect
+	golang.org/x/net v0.23.0 // indirect
+	golang.org/x/sys v0.28.0 // indirect
+	golang.org/x/text v0.21.0 // indirect
+	google.golang.org/genproto v0.0.0-20230822172742-b8732ec3820d // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20230822172742-b8732ec3820d // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230822172742-b8732ec3820d // indirect
+	google.golang.org/grpc v1.59.0 // indirect
+	google.golang.org/protobuf v1.33.0 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)

+ 107 - 0
go.sum

@@ -0,0 +1,107 @@
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+gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
+gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.0-20210107192922-496545a6307b/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

+ 70 - 0
main.go

@@ -0,0 +1,70 @@
+package main
+
+import (
+	"fmt"
+	"path/filepath"
+	"sync"
+	"sync/atomic"
+	"time"
+
+	"git.wecise.com/wecise/cgimport/cgf"
+	"git.wecise.com/wecise/util/cfg"
+	"git.wecise.com/wecise/util/filewalker"
+	"git.wecise.com/wecise/util/rc"
+)
+
+// 获取配置信息
+//
+//	默认配置:
+//		当前工作目录下 与应用同名的 .conf 文件
+//		环境变量
+//		命令行参数
+var mcfg = cfg.MConfig()
+
+func main() {
+	st := time.Now()
+	filescount := int64(0)
+	recordscount := int64(0)
+
+	// 文件目录
+	datapath := mcfg.GetStrings("datapath", "data")
+	// 并发数
+	parallel := mcfg.GetInt("parallel", 10)
+
+	// 遍历文件目录
+	var cgirc = rc.NewRoutinesController("", parallel)
+	var wg sync.WaitGroup
+	var err error
+	fw, e := filewalker.NewFileWalker(datapath, ".*")
+	if e != nil {
+		panic(e)
+	}
+	e = fw.List(func(basedir string, fpath string) bool {
+		if err != nil {
+			return false
+		}
+		filename := filepath.Join(basedir, fpath)
+		wg.Add(1)
+		cgirc.ConcurCall(1,
+			func() {
+				defer wg.Done()
+				records, e := cgf.Import(filename)
+				if e != nil {
+					err = e
+					return
+				}
+				atomic.AddInt64(&filescount, 1)
+				atomic.AddInt64(&recordscount, int64(records))
+			},
+		)
+		return true
+	})
+	wg.Wait()
+	if e != nil {
+		panic(e)
+	}
+	if err != nil {
+		panic(err)
+	}
+	fmt.Println("total import", filescount, "files", recordscount, "records", "in", time.Since(st))
+}

+ 5 - 0
run.sh

@@ -0,0 +1,5 @@
+
+./build.sh
+
+./cgimport
+