Attempt to stop AI bots using Anubis

1 files changed, 75 insertions, 0 deletions

diff --git a/vendor/github.com/smallstep/cli-utils/ui/validators.go b/vendor/github.com/smallstep/cli-utils/ui/validators.go
new file mode 100644
index 0000000..7d8b603
--- /dev/null
+++ b/vendor/github.com/smallstep/cli-utils/ui/validators.go
@@ -0,0 +1,75 @@
+package ui
+
+import (
+	"errors"
+	"fmt"
+	"net"
+	"strings"
+
+	"github.com/manifoldco/promptui"
+)
+
+var errEmptyValue = errors.New("value is empty")
+
+// NotEmpty is a validation function that checks that the prompted string is not
+// empty.
+func NotEmpty() promptui.ValidateFunc {
+	return func(s string) error {
+		if strings.TrimSpace(s) == "" {
+			return errEmptyValue
+		}
+		return nil
+	}
+}
+
+// Address is a validation function that checks that the prompted string is a
+// valid TCP address.
+func Address() promptui.ValidateFunc {
+	return func(s string) error {
+		if _, _, err := net.SplitHostPort(s); err != nil {
+			return fmt.Errorf("%s is not an TCP address", s)
+		}
+		return nil
+	}
+}
+
+// IPAddress is validation function that checks that the prompted string is a
+// valid IP address.
+func IPAddress() promptui.ValidateFunc {
+	return func(s string) error {
+		if net.ParseIP(s) == nil {
+			return fmt.Errorf("%s is not an ip address", s)
+		}
+		return nil
+	}
+}
+
+// DNS is a validation function that checks that the prompted string is a valid
+// DNS name or IP address.
+func DNS() promptui.ValidateFunc {
+	return func(s string) error {
+		if strings.TrimSpace(s) == "" {
+			return errEmptyValue
+		}
+		if ip := net.ParseIP(s); ip != nil {
+			return nil
+		}
+		if _, _, err := net.SplitHostPort(s + ":443"); err != nil {
+			return fmt.Errorf("%s is not a valid DNS name or IP address", s)
+		}
+		return nil
+	}
+}
+
+// YesNo is a validation function that checks for a Yes/No answer.
+func YesNo() promptui.ValidateFunc {
+	return func(s string) error {
+		s = strings.ToLower(strings.TrimSpace(s))
+		switch s {
+		case "y", "yes", "n", "no":
+			return nil
+		default:
+			return fmt.Errorf("%s is not a valid answer", s)
+		}
+	}
+}