-
Notifications
You must be signed in to change notification settings - Fork 2.4k
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
[processor/transform] Move function handling logic to common and gene…
…rify transform context. (#8972) * Move function handling logic to common and generify transform context. * Fix * Keep traces functions
- Loading branch information
Showing
17 changed files
with
627 additions
and
527 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
86 changes: 86 additions & 0 deletions
86
processor/transformprocessor/internal/common/expression.go
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| // Copyright The OpenTelemetry Authors | ||
| // | ||
| // 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 common // import "github.com/open-telemetry/opentelemetry-collector-contrib/processor/transformprocessor/internal/common" | ||
|
|
||
| import ( | ||
| "fmt" | ||
|
|
||
| "go.opentelemetry.io/collector/model/pdata" | ||
| ) | ||
|
|
||
| type TransformContext interface { | ||
| GetItem() interface{} | ||
| GetInstrumentationScope() pdata.InstrumentationScope | ||
| GetResource() pdata.Resource | ||
| } | ||
|
|
||
| type ExprFunc func(ctx TransformContext) interface{} | ||
|
|
||
| type Getter interface { | ||
| Get(ctx TransformContext) interface{} | ||
| } | ||
|
|
||
| type Setter interface { | ||
| Set(ctx TransformContext, val interface{}) | ||
| } | ||
|
|
||
| type GetSetter interface { | ||
| Getter | ||
| Setter | ||
| } | ||
|
|
||
| type literal struct { | ||
| value interface{} | ||
| } | ||
|
|
||
| func (l literal) Get(ctx TransformContext) interface{} { | ||
| return l.value | ||
| } | ||
|
|
||
| type exprGetter struct { | ||
| expr ExprFunc | ||
| } | ||
|
|
||
| func (g exprGetter) Get(ctx TransformContext) interface{} { | ||
| return g.expr(ctx) | ||
| } | ||
|
|
||
| func NewGetter(val Value, functions map[string]interface{}, pathParser PathExpressionParser) (Getter, error) { | ||
| if s := val.String; s != nil { | ||
| return &literal{value: *s}, nil | ||
| } | ||
| if f := val.Float; f != nil { | ||
| return &literal{value: *f}, nil | ||
| } | ||
| if i := val.Int; i != nil { | ||
| return &literal{value: *i}, nil | ||
| } | ||
|
|
||
| if val.Path != nil { | ||
| return pathParser(val.Path) | ||
| } | ||
|
|
||
| if val.Invocation == nil { | ||
| // In practice, can't happen since the DSL grammar guarantees one is set | ||
| return nil, fmt.Errorf("no value field set. This is a bug in the transformprocessor") | ||
| } | ||
| call, err := NewFunctionCall(*val.Invocation, functions, pathParser) | ||
| if err != nil { | ||
| return nil, err | ||
| } | ||
| return &exprGetter{ | ||
| expr: call, | ||
| }, nil | ||
| } |
Oops, something went wrong.