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fix(webhook/downloadFrom): better default security and DX for allow / deny lists

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This commit is contained in:
Julien Neuhart
2026-03-27 10:52:04 +01:00
parent 06b2b2e10c
commit 8625a4e899
7 changed files with 37 additions and 105 deletions
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24
pkg/modules/webhook/webhook.go
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@@ -19,10 +19,10 @@ func init() {
// to any destinations in an asynchronous fashion.
type Webhook struct {
enableSyncMode bool
allowList *regexp2.Regexp
denyList *regexp2.Regexp
errorAllowList *regexp2.Regexp
errorDenyList *regexp2.Regexp
allowList []*regexp2.Regexp
denyList []*regexp2.Regexp
errorAllowList []*regexp2.Regexp
errorDenyList []*regexp2.Regexp
maxRetry int
retryMinWait time.Duration
retryMaxWait time.Duration
@@ -38,10 +38,10 @@ func (w *Webhook) Descriptor() gotenberg.ModuleDescriptor {
FlagSet: func() *flag.FlagSet {
fs := flag.NewFlagSet("webhook", flag.ExitOnError)
fs.Bool("webhook-enable-sync-mode", false, "Enable synchronous mode for the webhook feature")
fs.String("webhook-allow-list", "", "Set the allowed URLs for the webhook feature using a regular expression")
fs.String("webhook-deny-list", "", "Set the denied URLs for the webhook feature using a regular expression")
fs.String("webhook-error-allow-list", "", "Set the allowed URLs in case of an error for the webhook feature using a regular expression")
fs.String("webhook-error-deny-list", "", "Set the denied URLs in case of an error for the webhook feature using a regular expression")
fs.StringSlice("webhook-allow-list", []string{}, "Set the allowed URLs for the webhook feature using regular expressions - supports multiple values")
fs.StringSlice("webhook-deny-list", []string{}, "Set the denied URLs for the webhook feature using regular expressions - supports multiple values")
fs.StringSlice("webhook-error-allow-list", []string{}, "Set the allowed URLs in case of an error for the webhook feature using regular expressions - supports multiple values")
fs.StringSlice("webhook-error-deny-list", []string{}, "Set the denied URLs in case of an error for the webhook feature using regular expressions - supports multiple values")
fs.Int("webhook-max-retry", 4, "Set the maximum number of retries for the webhook feature")
fs.Duration("webhook-retry-min-wait", time.Duration(1)*time.Second, "Set the minimum duration to wait before trying to call the webhook again")
fs.Duration("webhook-retry-max-wait", time.Duration(30)*time.Second, "Set the maximum duration to wait before trying to call the webhook again")
@@ -58,10 +58,10 @@ func (w *Webhook) Descriptor() gotenberg.ModuleDescriptor {
func (w *Webhook) Provision(ctx *gotenberg.Context) error {
flags := ctx.ParsedFlags()
w.enableSyncMode = flags.MustBool("webhook-enable-sync-mode")
w.allowList = flags.MustRegexp("webhook-allow-list")
w.denyList = flags.MustRegexp("webhook-deny-list")
w.errorAllowList = flags.MustRegexp("webhook-error-allow-list")
w.errorDenyList = flags.MustRegexp("webhook-error-deny-list")
w.allowList = flags.MustRegexpSlice("webhook-allow-list")
w.denyList = flags.MustRegexpSlice("webhook-deny-list")
w.errorAllowList = flags.MustRegexpSlice("webhook-error-allow-list")
w.errorDenyList = flags.MustRegexpSlice("webhook-error-deny-list")
w.maxRetry = flags.MustInt("webhook-max-retry")
w.retryMinWait = flags.MustDuration("webhook-retry-min-wait")
w.retryMaxWait = flags.MustDuration("webhook-retry-max-wait")