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|
package progresswriter
import (
"time"
"github.com/moby/buildkit/client"
"github.com/moby/buildkit/identity"
digest "github.com/opencontainers/go-digest"
)
type Logger func(*client.SolveStatus)
type SubLogger interface {
Wrap(name string, fn func() error) error
Log(stream int, dt []byte)
}
func Wrap(name string, l Logger, fn func(SubLogger) error) (err error) {
if l == nil {
return nil
}
dgst := digest.FromBytes([]byte(identity.NewID()))
tm := time.Now()
l(&client.SolveStatus{
Vertexes: []*client.Vertex{{
Digest: dgst,
Name: name,
Started: &tm,
}},
})
defer func() {
tm2 := time.Now()
errMsg := ""
if err != nil {
errMsg = err.Error()
}
l(&client.SolveStatus{
Vertexes: []*client.Vertex{{
Digest: dgst,
Name: name,
Started: &tm,
Completed: &tm2,
Error: errMsg,
}},
})
}()
return fn(&subLogger{dgst, l})
}
type subLogger struct {
dgst digest.Digest
logger Logger
}
func (sl *subLogger) Wrap(name string, fn func() error) (err error) {
tm := time.Now()
sl.logger(&client.SolveStatus{
Statuses: []*client.VertexStatus{{
Vertex: sl.dgst,
ID: name,
Timestamp: time.Now(),
Started: &tm,
}},
})
defer func() {
tm2 := time.Now()
sl.logger(&client.SolveStatus{
Statuses: []*client.VertexStatus{{
Vertex: sl.dgst,
ID: name,
Timestamp: time.Now(),
Started: &tm,
Completed: &tm2,
}},
})
}()
return fn()
}
func (sl *subLogger) Log(stream int, dt []byte) {
sl.logger(&client.SolveStatus{
Logs: []*client.VertexLog{{
Vertex: sl.dgst,
Stream: stream,
Data: dt,
Timestamp: time.Now(),
}},
})
}
|
