87 lines
1.9 KiB
Go
87 lines
1.9 KiB
Go
package runner
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import (
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"fmt"
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"log"
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"os"
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"os/exec"
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"strings"
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"github.com/filebrowser/filebrowser/v2/settings"
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"github.com/filebrowser/filebrowser/v2/users"
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)
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// Runner is a commands runner.
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type Runner struct {
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Enabled bool
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*settings.Settings
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}
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// RunHook runs the hooks for the before and after event.
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func (r *Runner) RunHook(fn func() error, evt, path, dst string, user *users.User) error {
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path = user.FullPath(path)
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dst = user.FullPath(dst)
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if r.Enabled {
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if val, ok := r.Commands["before_"+evt]; ok {
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for _, command := range val {
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err := r.exec(command, "before_"+evt, path, dst, user)
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if err != nil {
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return err
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}
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}
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}
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}
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err := fn()
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if err != nil {
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return err
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}
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if r.Enabled {
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if val, ok := r.Commands["after_"+evt]; ok {
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for _, command := range val {
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err := r.exec(command, "after_"+evt, path, dst, user)
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if err != nil {
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return err
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}
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}
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}
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}
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return nil
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}
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func (r *Runner) exec(raw, evt, path, dst string, user *users.User) error {
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blocking := true
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if strings.HasSuffix(raw, "&") {
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blocking = false
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raw = strings.TrimSpace(strings.TrimSuffix(raw, "&"))
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}
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command, err := ParseCommand(r.Settings, raw)
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if err != nil {
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return err
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}
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cmd := exec.Command(command[0], command[1:]...) //nolint:gosec
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cmd.Env = append(os.Environ(), fmt.Sprintf("FILE=%s", path))
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cmd.Env = append(cmd.Env, fmt.Sprintf("SCOPE=%s", user.Scope)) //nolint:gocritic
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cmd.Env = append(cmd.Env, fmt.Sprintf("TRIGGER=%s", evt))
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cmd.Env = append(cmd.Env, fmt.Sprintf("USERNAME=%s", user.Username))
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cmd.Env = append(cmd.Env, fmt.Sprintf("DESTINATION=%s", dst))
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cmd.Stdin = os.Stdin
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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if !blocking {
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log.Printf("[INFO] Nonblocking Command: \"%s\"", strings.Join(command, " "))
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return cmd.Start()
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}
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log.Printf("[INFO] Blocking Command: \"%s\"", strings.Join(command, " "))
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return cmd.Run()
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}
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