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dataparser.go
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dataparser.go
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// Copyright 2018 StreamSets Inc.
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package dataparser
import (
"github.com/spf13/cast"
"github.com/streamsets/datacollector-edge/api"
"github.com/streamsets/datacollector-edge/api/validation"
"github.com/streamsets/datacollector-edge/container/recordio"
"github.com/streamsets/datacollector-edge/container/recordio/binaryrecord"
"github.com/streamsets/datacollector-edge/container/recordio/delimitedrecord"
"github.com/streamsets/datacollector-edge/container/recordio/jsonrecord"
"github.com/streamsets/datacollector-edge/container/recordio/sdcrecord"
"github.com/streamsets/datacollector-edge/container/recordio/textrecord"
"github.com/streamsets/datacollector-edge/container/recordio/wholefilerecord"
)
const (
CompressedNone = "NONE"
CompressedFile = "COMPRESSED_FILE"
)
type DataParserFormatConfig struct {
Compression string `ConfigDef:"type=STRING,required=true"`
FlePatternInArchive string `ConfigDef:"type=STRING,required=true"`
/* Charset Related -- Shown last */
Charset string `ConfigDef:"type=STRING,required=true"`
RemoveCtrlChars bool `ConfigDef:"type=BOOLEAN,required=true"`
/** For TEXT Content **/
TextMaxLineLen float64 `ConfigDef:"type=NUMBER,required=true"`
UseCustomDelimiter bool `ConfigDef:"type=BOOLEAN,required=true"`
CustomDelimiter string `ConfigDef:"type=STRING,required=true"`
IncludeCustomDelimiterInTheText bool `ConfigDef:"type=BOOLEAN,required=true"`
/** For JSON **/
JsonContent string `ConfigDef:"type=STRING,required=true"`
/** For DELIMITED Content **/
CsvFileFormat string `ConfigDef:"type=STRING,required=true"`
CsvHeader string `ConfigDef:"type=STRING,required=true"`
CsvAllowExtraColumns bool `ConfigDef:"type=BOOLEAN,required=true"`
CsvExtraColumnPrefix string `ConfigDef:"type=STRING,required=true"`
CsvMaxObjectLen float64 `ConfigDef:"type=NUMBER,required=true"`
CsvCustomDelimiter string `ConfigDef:"type=STRING,required=true"`
CsvCustomEscape string `ConfigDef:"type=STRING,required=true"`
CsvEnableComments bool `ConfigDef:"type=BOOLEAN,required=true"`
CsvCommentMarker string `ConfigDef:"type=STRING,required=true"`
CsvIgnoreEmptyLines bool `ConfigDef:"type=BOOLEAN,required=true"`
CsvRecordType string `ConfigDef:"type=STRING,required=true"`
CsvSkipStartLines float64 `ConfigDef:"type=NUMBER,required=true"`
ParseNull bool `ConfigDef:"type=BOOLEAN,required=true"`
NullConstant string `ConfigDef:"type=STRING,required=true"`
/** For XML Content **/
XmlRecordElement string `ConfigDef:"type=STRING,required=true"`
IncludeFieldXpathAttributes bool `ConfigDef:"type=BOOLEAN,required=true"`
XPathNamespaceContext map[string]string `ConfigDef:"type=MAP,required=true"`
OutputFieldAttributes bool `ConfigDef:"type=BOOLEAN,required=true"`
XmlMaxObjectLen float64 `ConfigDef:"type=NUMBER,required=true"`
// LOG Configuration
LogMode string `ConfigDef:"type=STRING,required=true"`
LogMaxObjectLen float64 `ConfigDef:"type=NUMBER,required=true"`
RetainOriginalLine bool `ConfigDef:"type=BOOLEAN,required=true"`
CustomLogFormat string `ConfigDef:"type=STRING,required=true"`
Regex string `ConfigDef:"type=STRING,required=true"`
FieldPathsToGroupName []RegExConfig `ConfigDef:"type=MODEL" ListBeanModel:"name=fieldPathsToGroupName"`
// GROK
GrokPatternDefinition string `ConfigDef:"type=STRING,required=true"`
GrokPattern string `ConfigDef:"type=STRING,required=true"`
OnParseError string `ConfigDef:"type=STRING,required=true"`
MaxStackTraceLines float64 `ConfigDef:"type=NUMBER,required=true"`
EnableLog4jCustomLogFormat bool `ConfigDef:"type=BOOLEAN,required=true"`
Log4jCustomLogFormat string `ConfigDef:"type=STRING,required=true"`
/** For AVRO Content **/
AvroSchemaSource string `ConfigDef:"type=STRING,required=true"`
AvroSchema string `ConfigDef:"type=STRING,required=true"`
RegisterSchema bool `ConfigDef:"type=BOOLEAN,required=true"`
SchemaRegistryUrlsForRegistration []string `ConfigDef:"type=LIST,required=true"`
SchemaRegistryUrls []string `ConfigDef:"type=LIST,required=true"`
SchemaLookupMode string `ConfigDef:"type=STRING,required=true"`
Subject string `ConfigDef:"type=STRING,required=true"`
SchemaId float64 `ConfigDef:"type=STRING,required=true"`
/** For Protobuf Content **/
ProtoDescriptorFile string `ConfigDef:"type=STRING,required=true"`
MessageType string `ConfigDef:"type=STRING,required=true"`
IsDelimited bool `ConfigDef:"type=BOOLEAN,required=true"`
/** For Binary Content **/
BinaryMaxObjectLen float64 `ConfigDef:"type=NUMBER,required=true"`
// DATAGRAM
DatagramMode string `ConfigDef:"type=STRING,required=true"`
TypesDbPath string `ConfigDef:"type=STRING,required=true"`
ConvertTime bool `ConfigDef:"type=BOOLEAN,required=true"`
ExcludeInterval bool `ConfigDef:"type=BOOLEAN,required=true"`
AuthFilePath string `ConfigDef:"type=STRING,required=true"`
// Netflow v9
NetflowOutputValuesMode string `ConfigDef:"type=STRING,required=true"`
MaxTemplateCacheSize float64 `ConfigDef:"type=NUMBER,required=true"`
TemplateCacheTimeoutMs float64 `ConfigDef:"type=NUMBER,required=true"`
NetflowOutputValuesModeDatagram string `ConfigDef:"type=STRING,required=true"`
MaxTemplateCacheSizeDatagram float64 `ConfigDef:"type=NUMBER,required=true"`
TemplateCacheTimeoutMsDatagram float64 `ConfigDef:"type=NUMBER,required=true"`
/** For Whole File Content **/
WholeFileMaxObjectLen float64 `ConfigDef:"type=NUMBER,required=true"`
RateLimit string `ConfigDef:"type=STRING,required=true"`
VerifyChecksum bool `ConfigDef:"type=BOOLEAN,required=true"`
// Used to parse records from input stream
RecordReaderFactory recordio.RecordReaderFactory
// Used to create record for origins generating single line of text - Fail Tail & Directory Spooler
RecordCreator recordio.RecordCreator
}
type RegExConfig struct {
FieldPath string `ConfigDef:"type=STRING,required=true"`
Group float64 `ConfigDef:"type=NUMBER,required=true"`
}
func (d *DataParserFormatConfig) Init(
dataFormat string,
stageContext api.StageContext,
issues []validation.Issue,
) []validation.Issue {
switch dataFormat {
case "TEXT":
d.RecordReaderFactory = &textrecord.TextReaderFactoryImpl{
TextMaxLineLen: cast.ToInt(d.TextMaxLineLen),
}
d.RecordCreator = &textrecord.RecordCreator{
TextMaxLineLen: cast.ToInt(d.TextMaxLineLen),
}
case "JSON":
d.RecordReaderFactory = &jsonrecord.JsonReaderFactoryImpl{}
d.RecordCreator = &jsonrecord.RecordCreator{}
case "DELIMITED":
d.RecordReaderFactory = &delimitedrecord.DelimitedReaderFactoryImpl{
CsvFileFormat: d.CsvFileFormat,
CsvHeader: d.CsvHeader,
CsvAllowExtraColumns: d.CsvAllowExtraColumns,
CsvExtraColumnPrefix: d.CsvExtraColumnPrefix,
CsvMaxObjectLen: d.CsvMaxObjectLen,
CsvCustomDelimiter: d.CsvCustomDelimiter,
CsvCustomEscape: d.CsvCustomEscape,
CsvEnableComments: d.CsvEnableComments,
CsvCommentMarker: d.CsvCommentMarker,
CsvIgnoreEmptyLines: d.CsvIgnoreEmptyLines,
CsvRecordType: d.CsvRecordType,
CsvSkipStartLines: d.CsvSkipStartLines,
ParseNull: d.ParseNull,
NullConstant: d.NullConstant,
}
d.RecordCreator = &delimitedrecord.RecordCreator{
CsvFileFormat: d.CsvFileFormat,
CsvCustomDelimiter: d.CsvCustomDelimiter,
CsvRecordType: d.CsvRecordType,
}
case "BINARY":
d.RecordReaderFactory = &binaryrecord.BinaryReaderFactoryImpl{
BinaryMaxObjectLen: cast.ToInt(d.TextMaxLineLen),
Compression: d.Compression,
}
case "WHOLE_FILE":
d.RecordReaderFactory = &wholefilerecord.WholeFileReaderFactoryImpl{
WholeFileMaxObjectLen: cast.ToInt(d.WholeFileMaxObjectLen),
RateLimit: d.RateLimit,
VerifyChecksum: d.VerifyChecksum,
}
case "SDC_JSON":
d.RecordReaderFactory = &sdcrecord.SDCRecordReaderFactoryImpl{}
d.RecordCreator = &sdcrecord.RecordCreator{}
default:
issues = append(issues, stageContext.CreateConfigIssue("Unsupported Data Format - "+dataFormat))
}
return issues
}