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package opsutils
import (
"github.com/moby/buildkit/solver/pb"
"github.com/pkg/errors"
)
func Validate(op *pb.Op) error {
if op == nil {
return errors.Errorf("invalid nil op")
}
switch op := op.Op.(type) {
case *pb.Op_Source:
if op.Source == nil {
return errors.Errorf("invalid nil source op")
}
case *pb.Op_Exec:
if op.Exec == nil {
return errors.Errorf("invalid nil exec op")
}
if op.Exec.Meta == nil {
return errors.Errorf("invalid exec op with no meta")
}
if len(op.Exec.Meta.Args) == 0 {
return errors.Errorf("invalid exec op with no args")
}
if len(op.Exec.Mounts) == 0 {
return errors.Errorf("invalid exec op with no mounts")
}
isRoot := false
for _, m := range op.Exec.Mounts {
if m.Dest == pb.RootMount {
isRoot = true
break
}
}
if !isRoot {
return errors.Errorf("invalid exec op with no rootfs")
}
case *pb.Op_File:
if op.File == nil {
return errors.Errorf("invalid nil file op")
}
if len(op.File.Actions) == 0 {
return errors.Errorf("invalid file op with no actions")
}
case *pb.Op_Build:
if op.Build == nil {
return errors.Errorf("invalid nil build op")
}
case *pb.Op_Merge:
if op.Merge == nil {
return errors.Errorf("invalid nil merge op")
}
case *pb.Op_Diff:
if op.Diff == nil {
return errors.Errorf("invalid nil diff op")
}
}
return nil
}
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