1 files changed, 31 insertions, 0 deletions
diff --git a/internal/authentication/ldap_client_dialer.go b/internal/authentication/ldap_client_dialer.go
new file mode 100644
index 000000000..4577e2eae
--- /dev/null
+++ b/internal/authentication/ldap_client_dialer.go
@@ -0,0 +1,31 @@
+package authentication
+
+import (
+	"fmt"
+
+	"github.com/go-ldap/ldap/v3"
+)
+
+// LDAPClientDialer is an abstract type that dials a ldap.Client.
+type LDAPClientDialer interface {
+	// DialURL takes a single address and dials it returning the ldap.Client.
+	DialURL(addr string, opts ...ldap.DialOpt) (client ldap.Client, err error)
+}
+
+// NewLDAPClientDialerStandard returns a new *LDAPClientDialerStandard.
+func NewLDAPClientDialerStandard() *LDAPClientDialerStandard {
+	return &LDAPClientDialerStandard{}
+}
+
+// LDAPClientDialerStandard is a concrete type that dials a ldap.Client and returns it, implementing the
+// LDAPClientDialer.
+type LDAPClientDialerStandard struct{}
+
+// DialURL takes a single address and dials it returning the ldap.Client.
+func (d *LDAPClientDialerStandard) DialURL(addr string, opts ...ldap.DialOpt) (client ldap.Client, err error) {
+	if client, err = ldap.DialURL(addr, opts...); err != nil {
+		return nil, fmt.Errorf("failed to dial LDAP server at %s: %w", addr, err)
+	}
+
+	return client, nil
+}