1 files changed, 59 insertions, 0 deletions
diff --git a/src/service_identity/exceptions.py b/src/service_identity/exceptions.py
new file mode 100644
index 0000000..1dfc108
--- /dev/null
+++ b/src/service_identity/exceptions.py
@@ -0,0 +1,59 @@
+"""
+All exceptions and warnings thrown by ``service_identity``.
+
+Separated into an own package for nicer tracebacks, you should still import
+them from __init__.py.
+"""
+
+from __future__ import absolute_import, division, print_function
+
+import attr
+
+
+class SubjectAltNameWarning(Warning):
+    """
+    Server Certificate does not contain a ``SubjectAltName``.
+
+    Hostname matching is performed on the ``CommonName`` which is deprecated.
+    """
+
+
+@attr.s
+class VerificationError(Exception):
+    """
+    Service identity verification failed.
+    """
+    errors = attr.ib()
+
+    def __str__(self):
+        return self.__repr__()
+
+
+@attr.s
+class DNSMismatch(object):
+    """
+    Not matching DNSPattern could be found.
+    """
+    mismatched_id = attr.ib()
+
+
+@attr.s
+class SRVMismatch(object):
+    """
+    Not matching SRVPattern could be found.
+    """
+    mismatched_id = attr.ib()
+
+
+@attr.s
+class URIMismatch(object):
+    """
+    Not matching URIPattern could be found.
+    """
+    mismatched_id = attr.ib()
+
+
+class CertificateError(Exception):
+    """
+    Certificate contains invalid or unexpected data.
+    """