64 lines
1.2 KiB
Go
64 lines
1.2 KiB
Go
package task
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import (
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"context"
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"fmt"
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"io/fs"
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"os"
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"cuelang.org/go/cue"
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"go.dagger.io/dagger/compiler"
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"go.dagger.io/dagger/plancontext"
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"go.dagger.io/dagger/solver"
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)
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func init() {
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Register("OutputFile", func() Task { return &outputFileTask{} })
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}
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type outputFileTask struct {
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}
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func (c outputFileTask) Run(ctx context.Context, pctx *plancontext.Context, s solver.Solver, v *compiler.Value) (*compiler.Value, error) {
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var contents []byte
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var err error
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switch kind := v.Lookup("contents").Kind(); kind {
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case cue.StringKind:
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var str string
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str, err = v.Lookup("contents").String()
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if err == nil {
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contents = []byte(str)
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}
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case cue.BottomKind:
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err = fmt.Errorf("contents is not set")
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default:
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err = fmt.Errorf("unhandled data type in contents: %s", kind)
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}
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if err != nil {
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return nil, err
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}
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dest, err := v.Lookup("dest").AbsPath()
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if err != nil {
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return nil, err
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}
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perm := fs.FileMode(0644) // default permission
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if v.Lookup("permissions").Exists() {
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permissions, err := v.Lookup("permissions").Int64()
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if err != nil {
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return nil, err
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}
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perm = fs.FileMode(permissions)
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}
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err = os.WriteFile(dest, contents, perm)
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if err != nil {
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return nil, err
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}
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return compiler.NewValue(), nil
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}
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