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for Humans™" +optional = false +python-versions = ">=3.8" +files = [ + {file = "validators-0.34.0-py3-none-any.whl", hash = "sha256:c804b476e3e6d3786fa07a30073a4ef694e617805eb1946ceee3fe5a9b8b1321"}, + {file = "validators-0.34.0.tar.gz", hash = "sha256:647fe407b45af9a74d245b943b18e6a816acf4926974278f6dd617778e1e781f"}, +] + +[package.extras] +crypto-eth-addresses = ["eth-hash[pycryptodome] (>=0.7.0)"] + [[package]] name = "virtualenv" version = "20.25.0" @@ -1900,4 +1925,4 @@ s2repoze = ["paste", "repoze.who", "zope.interface"] [metadata] lock-version = "2.0" python-versions = "^3.9" -content-hash = "7ef01bfa4f1ba8b1169784a9ab67a4e7a536402716b9174f818e06dfc3c628fe" +content-hash = "d328e5e1e82056a8e5755be930b0c7c177ef17f16ef2b35cc8fd1695a05e63df" diff --git a/pyproject.toml b/pyproject.toml index dc02a02c8..e210a153a 100644 --- a/pyproject.toml +++ b/pyproject.toml @@ -49,6 +49,7 @@ pytz = "*" requests = "^2" xmlschema = "^2" "zope.interface" = {optional = true, version = "*"} +validators = "^0.34.0" [tool.poetry.extras] s2repoze = ["paste", "repoze-who", "zope-interface"] diff --git a/src/saml2/validate.py b/src/saml2/validate.py index 51a41b992..c364d614a 100644 --- a/src/saml2/validate.py +++ b/src/saml2/validate.py @@ -8,6 +8,8 @@ import time from urllib.parse import urlparse +import validators + from saml2 import time_util @@ -420,6 +422,7 @@ def valid_instance(instance): def valid_domain_name(dns_name): - m = re.match(r"^[a-z0-9]+([-.]{ 1 }[a-z0-9]+).[a-z]{2,5}(:[0-9]{1,5})?(\/.)?$", dns_name, re.I) - if not m: + value = validators.domain(dns_name) + if not value: raise ValueError("Not a proper domain name") + return value diff --git a/tests/test_13_validate.py b/tests/test_13_validate.py index 05e63a192..61b621ec9 100644 --- a/tests/test_13_validate.py +++ b/tests/test_13_validate.py @@ -11,6 +11,7 @@ from saml2.validate import valid_any_uri from saml2.validate import valid_anytype from saml2.validate import valid_duration +from saml2.validate import valid_domain_name from saml2.validate import valid_instance from saml2.validate import valid_non_negative_integer from saml2.validate import valid_string @@ -146,3 +147,53 @@ def test_valid_address(): assert valid_address("[2001:8003:5555:9999:555a:5555:c77:d5c5") with raises(NotValid): assert valid_address("[[2001:8003:5555:9999:555a:5555:c77:d5c5]") + + +def test_valid_domain_name(): + assert valid_domain_name("api.my-domain.com") + assert valid_domain_name("auth.admin.domain.com") + assert valid_domain_name("auth.domain.com") + assert valid_domain_name("auth.domain.com") + assert valid_domain_name("lk.domain.com") + assert valid_domain_name("domain.com") + assert valid_domain_name("domain.lu") + assert valid_domain_name("auth-domain.com") + assert valid_domain_name("auth-admin.domain-uero.xyz") + assert valid_domain_name("auth.lk.d.sr.mydomain.com") + assert valid_domain_name("123example.com") + + with raises(ValueError): + valid_domain_name("") + + with raises(ValueError): + valid_domain_name("123.123.123.123") + + with raises(ValueError): + valid_domain_name("123.123.123.123:80") + + with raises(ValueError): + valid_domain_name("123.123.123.123:8000") + + with raises(ValueError): + valid_domain_name("auth_domain.com") + + with raises(ValueError): + valid_domain_name("example-.com") + + with raises(ValueError): + valid_domain_name("exa@ple.com") + + with raises(ValueError): + valid_domain_name("exaple.c") + + with raises(ValueError): + valid_domain_name("example.com:") + + with raises(ValueError): + valid_domain_name("example..com") + + with raises(ValueError): + valid_domain_name("example.com123") + + with raises(ValueError): + valid_domain_name("example.com.")