wehub-resource-sync
93 lines
2.1 KiB
Go
93 lines
2.1 KiB
Go
// Package hook provides a flexible hook system for gopass.
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package hook
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import (
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"context"
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"fmt"
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"io"
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"os"
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"os/exec"
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"runtime"
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"strings"
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"time"
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"github.com/gopasspw/gopass/internal/config"
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"github.com/gopasspw/gopass/internal/store/leaf"
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"github.com/gopasspw/gopass/pkg/appdir"
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"github.com/gopasspw/gopass/pkg/debug"
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"github.com/kballard/go-shellquote"
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)
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// Stderr is exported for tests.
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var Stderr io.Writer = os.Stderr
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type subStoreGetter interface {
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GetSubStore(string) (*leaf.Store, error)
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MountPoint(string) string
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}
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func InvokeRoot(ctx context.Context, hookName, secName string, s subStoreGetter, hookArgs ...string) error {
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sub, err := s.GetSubStore(s.MountPoint(secName))
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if err != nil {
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return err
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}
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return Invoke(ctx, hookName, sub.Storage().Path(), hookArgs...)
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}
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func Invoke(ctx context.Context, hook, dir string, hookArgs ...string) error {
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if true {
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// TODO(GH-2546) disabled until further discussion, cf. https://www.cvedetails.com/cve/CVE-2023-24055/
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return nil
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}
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hCmd := strings.TrimSpace(config.String(ctx, hook))
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if hCmd == "" {
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return nil
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}
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if sv := os.Getenv("GOPASS_HOOK"); sv == "1" {
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debug.Log("GOPASS_HOOK=1, skipping reentrant hook execution")
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return nil
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}
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ctx, cancel := context.WithTimeout(ctx, time.Minute)
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defer cancel()
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args := make([]string, 0, 4)
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if runtime.GOOS != "windows" {
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cmdArgs, err := shellquote.Split(hCmd)
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if err != nil {
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return fmt.Errorf("failed to parse hook command `%s`", hCmd)
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}
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hook = cmdArgs[0]
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args = append(args, cmdArgs[1:]...)
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}
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if len(hook) > 2 && hook[:2] == "~/" {
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hook = appdir.UserHome() + hook[1:]
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}
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args = append(args, hookArgs...)
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cmd := exec.CommandContext(ctx, hook, args...)
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cmd.Stdin = nil
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cmd.Stdout = nil
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cmd.Stderr = Stderr
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cmd.Env = os.Environ()
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cmd.Env = append(cmd.Env, "GOPASS_HOOK=1")
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cmd.Dir = dir
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debug.Log("running hook %s with: %s %+v", hook, cmd.Path, cmd.Args)
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if err := cmd.Run(); err != nil {
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debug.Log("cmd: %s %+v - error: %+v", cmd.Path, cmd.Args, err)
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return fmt.Errorf("failed to run %s %v: %w", hook, args, err)
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}
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return nil
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}
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