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package logformat
import (
"errors"
"time"
"github.com/mimecast/dtail/internal/config"
"github.com/mimecast/dtail/internal/mapr"
)
// ErrIgnoreFields indicates that the fields should be ignored.
var ErrIgnoreFields error = errors.New("Ignore this field set")
// Parser is used to parse the mapreduce information from the server log files.
type Parser interface {
// MakeFields creates a field map from an input log line.
MakeFields(string) (map[string]string, error)
}
// NewParser returns a new log parser.
func NewParser(logFormatName string, query *mapr.Query) (Parser, error) {
hostname, err := config.Hostname()
if err != nil {
return nil, err
}
now := time.Now()
timeZoneName, timeZoneOffset := now.Zone()
switch logFormatName {
case "generic":
return newGenericParser(hostname, timeZoneName, timeZoneOffset)
case "generickv":
return newGenericKVParser(hostname, timeZoneName, timeZoneOffset)
case "mimecast":
return newMimecastParser(hostname, timeZoneName, timeZoneOffset)
default:
return newDefaultParser(hostname, timeZoneName, timeZoneOffset)
}
}
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