github.com/alibaba/ilogtail/pkg@v0.0.0-20250526110833-c53b480d046c/protocol/otlp/log_helper.go (about)

     1  // Copyright 2023 iLogtail Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package otlp
    16  
    17  import (
    18  	"strings"
    19  
    20  	"go.opentelemetry.io/collector/pdata/plog"
    21  )
    22  
    23  // SeverityTextToSeverityNumber can convert a provided serverityText into its corresponding serverity number.
    24  // It is case-insensitive and can accept the following serverityText values:
    25  // Trace, Trace2, Trace3, Trace4, Debug, Debug2, Debug3, Debug4,
    26  // Info, Info2, Info3, Info4, Information, Information2, Information3, Information4,
    27  // Warn, Warn2, Warn3, Warn4, Warning, Warning2, Warning3, Warning4,
    28  // Error, Error2, Error3, Error4, Fatal, Fatal2, Fatal3, Fatal4, and Unspecified.
    29  // If the provided serverityText is not in this list, the function will return Unspecified by default.
    30  func SeverityTextToSeverityNumber(severityText string) plog.SeverityNumber {
    31  	severity := strings.ToLower(severityText)
    32  
    33  	// using switch is a little faster than using hashmap when the count of cases is about 20.
    34  	switch severity {
    35  	case "trace":
    36  		return plog.SeverityNumberTrace
    37  	case "trace2":
    38  		return plog.SeverityNumberTrace2
    39  	case "trace3":
    40  		return plog.SeverityNumberTrace3
    41  	case "trace4":
    42  		return plog.SeverityNumberTrace4
    43  	case "debug":
    44  		return plog.SeverityNumberDebug
    45  	case "debug2":
    46  		return plog.SeverityNumberDebug2
    47  	case "debug3":
    48  		return plog.SeverityNumberDebug3
    49  	case "debug4":
    50  		return plog.SeverityNumberDebug4
    51  	case "info", "information":
    52  		return plog.SeverityNumberInfo
    53  	case "info2", "information2":
    54  		return plog.SeverityNumberInfo2
    55  	case "info3", "information3":
    56  		return plog.SeverityNumberInfo3
    57  	case "info4", "information4":
    58  		return plog.SeverityNumberInfo4
    59  	case "warn", "warning":
    60  		return plog.SeverityNumberWarn
    61  	case "warn2", "warning2":
    62  		return plog.SeverityNumberWarn2
    63  	case "warn3", "warning3":
    64  		return plog.SeverityNumberWarn3
    65  	case "warn4", "warning4":
    66  		return plog.SeverityNumberWarn4
    67  	case "error":
    68  		return plog.SeverityNumberError
    69  	case "error2":
    70  		return plog.SeverityNumberError2
    71  	case "error3":
    72  		return plog.SeverityNumberError3
    73  	case "error4":
    74  		return plog.SeverityNumberError4
    75  	case "fatal":
    76  		return plog.SeverityNumberFatal
    77  	case "fatal2":
    78  		return plog.SeverityNumberFatal2
    79  	case "fatal3":
    80  		return plog.SeverityNumberFatal3
    81  	case "fatal4":
    82  		return plog.SeverityNumberFatal4
    83  	default:
    84  		return plog.SeverityNumberUnspecified
    85  	}
    86  }