woodpecker/pipeline/tracer.go

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// Copyright 2023 Woodpecker 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.
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package pipeline
import (
"strconv"
)
// Tracer handles process tracing.
type Tracer interface {
Trace(*State) error
}
// TraceFunc type is an adapter to allow the use of ordinary
// functions as a Tracer.
type TraceFunc func(*State) error
// Trace calls f(state).
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func (f TraceFunc) Trace(state *State) error {
return f(state)
}
// DefaultTracer provides a tracer that updates the CI_ environment
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// variables to include the correct timestamp and status.
// TODO: find either a new home or better name for this.
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var DefaultTracer = TraceFunc(func(state *State) error {
if state.Process.Exited {
return nil
}
if state.Pipeline.Step.Environment == nil {
return nil
}
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state.Pipeline.Step.Environment["CI_PIPELINE_STARTED"] = strconv.FormatInt(state.Pipeline.Started, 10)
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state.Pipeline.Step.Environment["CI_STEP_STARTED"] = strconv.FormatInt(state.Pipeline.Started, 10)
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return nil
})