85 lines
1.6 KiB
Go
85 lines
1.6 KiB
Go
package apply
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import (
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"fmt"
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"os"
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"path/filepath"
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"github.com/rs/zerolog"
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"github.com/rs/zerolog/log"
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"novit.nc/direktil/pkg/config"
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)
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// Files writes the files from the given config
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func Files(cfg *config.Config, prefix string, filters ...string) error {
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accept := func(n string) bool { return true }
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if len(filters) > 0 {
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accept = func(n string) bool {
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for _, filter := range filters {
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if matched, err := filepath.Match(filter, n); err != nil {
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log.Error().Err(err).Str("filter", filter).Msg("bad filter, ignored")
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} else if matched {
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return true
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}
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}
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return false
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}
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}
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failed := 0
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for _, file := range cfg.Files {
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if !accept(file.Path) {
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continue
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}
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filePath := filepath.Join(prefix, file.Path)
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mode := file.Mode
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if mode == 0 {
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mode = 0644
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}
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log := log.With().Str("file", filePath).Str("mode", fmt.Sprintf("%04o", mode)).Logger()
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content := []byte(file.Content)
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err := writeFile(
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log,
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filePath,
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content,
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mode,
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0755,
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cfg,
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)
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if err != nil {
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failed++
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continue
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}
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}
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if failed != 0 {
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err := fmt.Errorf("%d writes failed", failed)
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log.Error().Err(err).Send()
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return err
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}
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return nil
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}
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func writeFile(log zerolog.Logger, path string, content []byte, fileMode, dirMode os.FileMode, cfg *config.Config) (err error) {
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if err = os.MkdirAll(filepath.Dir(path), dirMode); err != nil {
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log.Error().Err(err).Msg("failed to create parent dir")
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return
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}
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log.Info().Msgf("writing %d bytes", len(content))
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if err = os.WriteFile(path, content, fileMode); err != nil {
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log.Error().Err(err).Msg("write failed")
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return
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}
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return
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}
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