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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:26:00 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 15:26:00 +0000
commit830407e88f9d40d954356c3754f2647f91d5c06a (patch)
treed6a0ece6feea91f3c656166dbaa884ef8a29740e /modules/policy/policy.test.lua
parentInitial commit. (diff)
downloadknot-resolver-830407e88f9d40d954356c3754f2647f91d5c06a.tar.xz
knot-resolver-830407e88f9d40d954356c3754f2647f91d5c06a.zip
Adding upstream version 5.6.0.upstream/5.6.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'modules/policy/policy.test.lua')
-rw-r--r--modules/policy/policy.test.lua145
1 files changed, 145 insertions, 0 deletions
diff --git a/modules/policy/policy.test.lua b/modules/policy/policy.test.lua
new file mode 100644
index 0000000..69dda1f
--- /dev/null
+++ b/modules/policy/policy.test.lua
@@ -0,0 +1,145 @@
+-- SPDX-License-Identifier: GPL-3.0-or-later
+-- setup resolver
+-- policy module should be loaded by default, do not load it explicitly
+
+-- do not attempt to contact outside world, operate only on cache
+net.ipv4 = false
+net.ipv6 = false
+-- do not listen, test is driven by config code
+env.KRESD_NO_LISTEN = true
+
+-- test for default configuration
+local function test_tls_forward()
+ boom(policy.TLS_FORWARD, {}, 'TLS_FORWARD without arguments')
+ boom(policy.TLS_FORWARD, {'1'}, 'TLS_FORWARD with non-table argument')
+ boom(policy.TLS_FORWARD, {{}}, 'TLS_FORWARD with empty table')
+ boom(policy.TLS_FORWARD, {{{}}}, 'TLS_FORWARD with empty target table')
+ boom(policy.TLS_FORWARD, {{{bleble=''}}}, 'TLS_FORWARD with invalid parameters in table')
+
+ boom(policy.TLS_FORWARD, {{'1'}}, 'TLS_FORWARD with invalid IP address')
+ boom(policy.TLS_FORWARD, {{{'::1', bleble=''}}}, 'TLS_FORWARD with valid IP and invalid parameters')
+ boom(policy.TLS_FORWARD, {{{'127.0.0.1'}}}, 'TLS_FORWARD with missing auth parameters')
+
+ ok(policy.TLS_FORWARD({{'127.0.0.1', insecure=true}}), 'TLS_FORWARD with no authentication')
+ boom(policy.TLS_FORWARD, {{{'100:dead::', insecure=true},
+ {'100:DEAD:0::', insecure=true}
+ }}, 'TLS_FORWARD with duplicate IP addresses is not allowed')
+ ok(policy.TLS_FORWARD({{'100:dead::2', insecure=true},
+ {'100:dead::2@443', insecure=true}
+ }), 'TLS_FORWARD with duplicate IP addresses but different ports is allowed')
+ ok(policy.TLS_FORWARD({{'100:dead::3', insecure=true},
+ {'100:beef::3', insecure=true}
+ }), 'TLS_FORWARD with different IPv6 addresses is allowed')
+ ok(policy.TLS_FORWARD({{'127.0.0.1', insecure=true},
+ {'127.0.0.2', insecure=true}
+ }), 'TLS_FORWARD with different IPv4 addresses is allowed')
+
+ boom(policy.TLS_FORWARD, {{{'::1', pin_sha256=''}}}, 'TLS_FORWARD with empty pin_sha256')
+ boom(policy.TLS_FORWARD, {{{'::1', pin_sha256='č'}}}, 'TLS_FORWARD with bad pin_sha256')
+ boom(policy.TLS_FORWARD, {{{'::1', pin_sha256='d161VN6aMSSdRN/TSDP6HZOHdaqcIvISlyFB9xLbGg='}}},
+ 'TLS_FORWARD with bad pin_sha256 (short base64)')
+ boom(policy.TLS_FORWARD, {{{'::1', pin_sha256='bbd161VN6aMSSdRN/TSDP6HZOHdaqcIvISlyFB9xLbGg='}}},
+ 'TLS_FORWARD with bad pin_sha256 (long base64)')
+ ok(policy.TLS_FORWARD({
+ {'::1', pin_sha256='g1PpXsxqPchz2tH6w9kcvVXqzQ0QclhInFP2+VWOqic='}
+ }), 'TLS_FORWARD with base64 pin_sha256')
+ ok(policy.TLS_FORWARD({
+ {'::1', pin_sha256={
+ 'ev1xcdU++dY9BlcX0QoKeaUftvXQvNIz/PCss1Z/3ek=',
+ 'SgnqTFcvYduWX7+VUnlNFT1gwSNvQdZakH7blChIRbM=',
+ 'bd161VN6aMSSdRN/TSDP6HZOHdaqcIvISlyFB9xLbGg=',
+ }}}), 'TLS_FORWARD with a table of pins')
+
+ -- ok(policy.TLS_FORWARD({{'::1', hostname='test.', ca_file='/tmp/ca.crt'}}), 'TLS_FORWARD with hostname + CA cert')
+ ok(policy.TLS_FORWARD({{'::1', hostname='test.'}}),
+ 'TLS_FORWARD with just hostname (use system CA store)')
+ boom(policy.TLS_FORWARD, {{{'::1', ca_file='/tmp/ca.crt'}}},
+ 'TLS_FORWARD with just CA cert')
+ boom(policy.TLS_FORWARD, {{{'::1', hostname='', ca_file='/tmp/ca.crt'}}},
+ 'TLS_FORWARD with empty hostname + CA cert')
+ boom(policy.TLS_FORWARD, {
+ {{'::1', hostname='test.', ca_file='/dev/a_file_which_surely_does_NOT_exist!'}}
+ }, 'TLS_FORWARD with hostname + unreadable CA cert')
+
+end
+
+local function test_slice()
+ boom(policy.slice, {function() end}, 'policy.slice() without any action')
+ ok(policy.slice, {function() end, policy.FORWARD, policy.FORWARD})
+end
+
+local function mirror_parser(srv, cv, nqueries)
+ local ffi = require('ffi')
+ local test_end = 0
+ local TIMEOUT = 5 -- seconds
+
+ while true do
+ local input = srv:xread('*a', 'bn', TIMEOUT)
+ if not input then
+ cv:signal()
+ return false, 'mirror: timeout'
+ end
+ --print(#input, input)
+ -- convert query to knot_pkt_t
+ local wire = ffi.cast("void *", input)
+ local pkt = ffi.gc(ffi.C.knot_pkt_new(wire, #input, nil), ffi.C.knot_pkt_free)
+ if not pkt then
+ cv:signal()
+ return false, 'mirror: packet allocation error'
+ end
+
+ local result = ffi.C.knot_pkt_parse(pkt, 0)
+ if result ~= 0 then
+ cv:signal()
+ return false, 'mirror: packet parse error'
+ end
+ --print(pkt)
+ test_end = test_end + 1
+
+ if test_end == nqueries then
+ cv:signal()
+ return true, 'packet mirror pass'
+ end
+
+ end
+end
+
+local function test_mirror()
+ local kluautil = require('kluautil')
+ local socket = require('cqueues.socket')
+ local cond = require('cqueues.condition')
+ local cv = cond.new()
+ local queries = {}
+ local srv = socket.listen({
+ host = "127.0.0.1",
+ port = 36659,
+ type = socket.SOCK_DGRAM,
+ })
+ -- binary mode, no buffering
+ srv:setmode('bn', 'bn')
+
+ queries["bla.mujtest.cz."] = kres.type.AAAA
+ queries["bla.mujtest2.cz."] = kres.type.AAAA
+
+ -- UDP server for test
+ worker.bg_worker.cq:wrap(function()
+ local err, msg = mirror_parser(srv, cv, kluautil.kr_table_len(queries))
+
+ ok(err, msg)
+ end)
+
+ policy.add(policy.suffix(policy.MIRROR('127.0.0.1@36659'), policy.todnames({'mujtest.cz.'})))
+ policy.add(policy.suffix(policy.MIRROR('127.0.0.1@36659'), policy.todnames({'mujtest2.cz.'})))
+
+ for name, rtype in pairs(queries) do
+ resolve(name, rtype)
+ end
+
+ cv:wait()
+end
+
+return {
+ test_tls_forward,
+ test_mirror,
+ test_slice,
+}