From b1a1c1d95059e2fefd7b5671eb110ab690409a84 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sat, 25 May 2024 06:41:28 +0200
Subject: Merging upstream version 2.4.59.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 test/modules/http2/test_104_padding.py | 104 +++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 test/modules/http2/test_104_padding.py

(limited to 'test/modules/http2/test_104_padding.py')

diff --git a/test/modules/http2/test_104_padding.py b/test/modules/http2/test_104_padding.py
new file mode 100644
index 0000000..401804a
--- /dev/null
+++ b/test/modules/http2/test_104_padding.py
@@ -0,0 +1,104 @@
+import pytest
+
+from .env import H2Conf, H2TestEnv
+
+
+def frame_padding(payload, padbits):
+    mask = (1 << padbits) - 1
+    return ((payload + 9 + mask) & ~mask) - (payload + 9)
+        
+
+@pytest.mark.skipif(condition=H2TestEnv.is_unsupported, reason="mod_http2 not supported here")
+class TestPadding:
+
+    @pytest.fixture(autouse=True, scope='class')
+    def _class_scope(self, env):
+        def add_echo_handler(conf):
+            conf.add([
+                "<Location \"/h2test/echo\">",
+                "    SetHandler h2test-echo",
+                "</Location>",
+            ])
+
+        conf = H2Conf(env)
+        conf.start_vhost(domains=[f"ssl.{env.http_tld}"], port=env.https_port, doc_root="htdocs/cgi")
+        add_echo_handler(conf)
+        conf.end_vhost()
+        conf.start_vhost(domains=[f"pad0.{env.http_tld}"], port=env.https_port, doc_root="htdocs/cgi")
+        conf.add("H2Padding 0")
+        add_echo_handler(conf)
+        conf.end_vhost()
+        conf.start_vhost(domains=[f"pad1.{env.http_tld}"], port=env.https_port, doc_root="htdocs/cgi")
+        conf.add("H2Padding 1")
+        add_echo_handler(conf)
+        conf.end_vhost()
+        conf.start_vhost(domains=[f"pad2.{env.http_tld}"], port=env.https_port, doc_root="htdocs/cgi")
+        conf.add("H2Padding 2")
+        add_echo_handler(conf)
+        conf.end_vhost()
+        conf.start_vhost(domains=[f"pad3.{env.http_tld}"], port=env.https_port, doc_root="htdocs/cgi")
+        conf.add("H2Padding 3")
+        add_echo_handler(conf)
+        conf.end_vhost()
+        conf.start_vhost(domains=[f"pad8.{env.http_tld}"], port=env.https_port, doc_root="htdocs/cgi")
+        conf.add("H2Padding 8")
+        add_echo_handler(conf)
+        conf.end_vhost()
+        conf.install()
+        assert env.apache_restart() == 0
+
+    # default paddings settings: 0 bits
+    def test_h2_104_01(self, env, repeat):
+        url = env.mkurl("https", "ssl", "/h2test/echo")
+        # we get 2 frames back: one with data and an empty one with EOF
+        # check the number of padding bytes is as expected
+        for data in ["x", "xx", "xxx", "xxxx", "xxxxx", "xxxxxx", "xxxxxxx", "xxxxxxxx"]:
+            r = env.nghttp().post_data(url, data, 5)
+            assert r.response["status"] == 200
+            for i in r.results["paddings"]:
+                assert i == frame_padding(len(data)+1, 0)
+
+    # 0 bits of padding
+    def test_h2_104_02(self, env):
+        url = env.mkurl("https", "pad0", "/h2test/echo")
+        for data in ["x", "xx", "xxx", "xxxx", "xxxxx", "xxxxxx", "xxxxxxx", "xxxxxxxx"]:
+            r = env.nghttp().post_data(url, data, 5)
+            assert r.response["status"] == 200
+            for i in r.results["paddings"]:
+                assert i == 0
+
+    # 1 bit of padding
+    def test_h2_104_03(self, env):
+        url = env.mkurl("https", "pad1", "/h2test/echo")
+        for data in ["x", "xx", "xxx", "xxxx", "xxxxx", "xxxxxx", "xxxxxxx", "xxxxxxxx"]:
+            r = env.nghttp().post_data(url, data, 5)
+            assert r.response["status"] == 200
+            for i in r.results["paddings"]:
+                assert i in range(0, 2)
+
+    # 2 bits of padding
+    def test_h2_104_04(self, env):
+        url = env.mkurl("https", "pad2", "/h2test/echo")
+        for data in ["x", "xx", "xxx", "xxxx", "xxxxx", "xxxxxx", "xxxxxxx", "xxxxxxxx"]:
+            r = env.nghttp().post_data(url, data, 5)
+            assert r.response["status"] == 200
+            for i in r.results["paddings"]:
+                assert i in range(0, 4)
+
+    # 3 bits of padding
+    def test_h2_104_05(self, env):
+        url = env.mkurl("https", "pad3", "/h2test/echo")
+        for data in ["x", "xx", "xxx", "xxxx", "xxxxx", "xxxxxx", "xxxxxxx", "xxxxxxxx"]:
+            r = env.nghttp().post_data(url, data, 5)
+            assert r.response["status"] == 200
+            for i in r.results["paddings"]:
+                assert i in range(0, 8)
+
+    # 8 bits of padding
+    def test_h2_104_06(self, env):
+        url = env.mkurl("https", "pad8", "/h2test/echo")
+        for data in ["x", "xx", "xxx", "xxxx", "xxxxx", "xxxxxx", "xxxxxxx", "xxxxxxxx"]:
+            r = env.nghttp().post_data(url, data, 5)
+            assert r.response["status"] == 200
+            for i in r.results["paddings"]:
+                assert i in range(0, 256)
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