120 lines
2.4 KiB
Go
120 lines
2.4 KiB
Go
package cmd
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import (
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"encoding/json"
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"errors"
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"esgo2dump/internal/interfaces"
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"esgo2dump/internal/opt"
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"esgo2dump/internal/xes"
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"esgo2dump/internal/xfile"
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"fmt"
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"github.com/sirupsen/logrus"
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"github.com/spf13/cobra"
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"io"
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"net/url"
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"os"
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)
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func run(cmd *cobra.Command, args []string) error {
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var (
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err error
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ioi interfaces.DumpIO
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ioo interfaces.DumpIO
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lines []*interfaces.ESSource
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succeed int
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)
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if opt.Debug {
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logrus.SetLevel(logrus.DebugLevel)
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}
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if ioi, err = newIO(f_input, interfaces.IOInput); err != nil {
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return err
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}
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if ioo, err = newIO(f_output, interfaces.IOOutput); err != nil {
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return err
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}
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for {
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select {
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case <-cmd.Context().Done():
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default:
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succeed = 0
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if lines, err = ioi.Read(f_limit); err != nil {
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if errors.Is(err, io.EOF) {
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return nil
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}
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return err
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}
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if len(lines) == 0 {
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return nil
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}
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if succeed, err = ioo.Write(lines); err != nil {
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return err
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}
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if succeed != len(lines) {
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return fmt.Errorf("cmd.run: got lines=%d, only succeed=%d", len(lines), succeed)
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}
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logrus.Infof("Dump: %d docs succeed!!!", succeed)
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}
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}
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}
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func newIO(source string, ioType interfaces.IO) (interfaces.DumpIO, error) {
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var (
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err error
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iurl *url.URL
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file *os.File
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qm = make(map[string]any)
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)
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logrus.Debugf("newIO.%s: source string=%s", ioType.Code(), source)
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if iurl, err = url.Parse(source); err != nil {
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logrus.Debugf("newIO.%s: url parse source err=%v", ioType.Code(), err)
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goto ClientByFile
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}
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if !(iurl.Scheme == "http" || iurl.Scheme == "https") {
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logrus.Debugf("newIO.%s: url scheme=%s invalid", ioType.Code(), iurl.Scheme)
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goto ClientByFile
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}
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if iurl.Host == "" {
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logrus.Debugf("newIO.%s: url host empty", ioType.Code())
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goto ClientByFile
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}
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if ioType == interfaces.IOInput && f_query != "" {
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if err = json.Unmarshal([]byte(f_query), &qm); err != nil {
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logrus.Debugf("newIO.%s: query=%s invalid to map[string]any", ioType.Code(), f_query)
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return nil, fmt.Errorf("invalid query err=%v", err)
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}
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}
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logrus.Debugf("newIO.%s: source as url=%+v", ioType.Code(), *iurl)
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return xes.NewClient(iurl, qm)
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ClientByFile:
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if ioType == interfaces.IOOutput {
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if _, err = os.Stat(source); !os.IsNotExist(err) {
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return nil, fmt.Errorf("output_file=%s already exist", source)
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}
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}
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if file, err = os.OpenFile(source, os.O_CREATE|os.O_RDWR, 0644); err != nil {
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return nil, err
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}
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return xfile.NewClient(file, ioType)
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}
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