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mirror of https://github.com/thegeeklab/wp-git-clone.git synced 2024-11-09 17:50:39 +00:00
wp-git-clone/plugin/util.go

66 lines
1.6 KiB
Go

package plugin
import (
"fmt"
"os"
"path/filepath"
"strings"
"time"
"github.com/cenkalti/backoff/v4"
"github.com/rs/zerolog/log"
plugin_exec "github.com/thegeeklab/wp-plugin-go/v3/exec"
)
const (
netrcFile = `machine %s
login %s
password %s
`
strictFilePerm = 0o600
)
// shouldRetry returns true if the command should be re-executed. Currently
// this only returns true if the remote ref does not exist.
func shouldRetry(s string) bool {
return strings.Contains(s, "find remote ref")
}
func newBackoff(maxRetries uint64) backoff.BackOff {
b := backoff.NewExponentialBackOff()
b.InitialInterval = daemonBackoffInitialInterval
b.Multiplier = daemonBackoffMultiplier
return backoff.WithMaxRetries(b, maxRetries)
}
func retryCmd(cmd *plugin_exec.Cmd) error {
backoffOps := func() error {
// copy the original command
retry := plugin_exec.Command(cmd.Cmd.Path, cmd.Cmd.Args...)
retry.Env = cmd.Env
retry.Stdout = cmd.Stdout
retry.Stderr = cmd.Stderr
retry.Dir = cmd.Dir
return retry.Run()
}
backoffLog := func(err error, delay time.Duration) {
log.Error().Msgf("failed to find remote ref: %v: retry in %s", err, delay.Truncate(time.Second))
}
return backoff.RetryNotify(backoffOps, newBackoff(daemonBackoffMaxRetries), backoffLog)
}
// WriteNetrc writes the netrc file.
func WriteNetrc(path, machine, login, password string) error {
netrcPath := filepath.Join(path, ".netrc")
netrcContent := fmt.Sprintf(netrcFile, machine, login, password)
if err := os.WriteFile(netrcPath, []byte(netrcContent), strictFilePerm); err != nil {
return fmt.Errorf("failed to create .netrc file: %w", err)
}
return nil
}