//
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// Copyright 2021 Staysail Systems, Inc. <info@staysail.tech>
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// Copyright 2018 Capitar IT Group BV <info@capitar.com>
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//
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// This software is supplied under the terms of the MIT License, a
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// copy of which should be located in the distribution where this
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// file was obtained (LICENSE.txt). A copy of the license may also be
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// found online at https://opensource.org/licenses/MIT.
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//
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#ifndef _WIN32
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#include <arpa/inet.h>
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#endif
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#include <nng/nng.h>
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#include <nng/protocol/pair1/pair.h>
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#include <nng/supplemental/tls/tls.h>
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#include <nng/transport/ws/websocket.h>
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#include "convey.h"
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#include "stubs.h"
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#include "trantest.h"
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// These keys are for demonstration purposes ONLY. DO NOT USE.
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// The certificate is valid for 100 years, because I don't want to
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// have to regenerate it ever again. The CN is 127.0.0.1, and self-signed.
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//
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// Generated using openssl:
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//
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// % openssl rsa -genkey -out key.key
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// % openssl req -new -key key.key -out cert.csr -sha256
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// % openssl x509 -req -in cert.csr -days 36500 -out cert.crt
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// -signkey key.key -sha256
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//
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// Relevant metadata:
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//
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// Certificate:
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// Data:
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// Version: 1 (0x0)
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// Serial Number: 17127835813110005400 (0xedb24becc3a2be98)
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// Signature Algorithm: sha256WithRSAEncryption
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// Issuer: C=US, ST=CA, L=San Diego, O=nanomsg.org, CN=localhost
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// Validity
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// Not Before: Jan 11 22:34:35 2018 GMT
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// Not After : Dec 18 22:34:35 2117 GMT
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// Subject: C=US, ST=CA, L=San Diego, O=nanomsg.org, CN=localhost
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// Subject Public Key Info:
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// Public Key Algorithm: rsaEncryption
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// Public-Key: (2048 bit)
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//
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static const char cert[] =
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"-----BEGIN CERTIFICATE-----\n"
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"MIIDLjCCAhYCCQDtskvsw6K+mDANBgkqhkiG9w0BAQsFADBYMQswCQYDVQQGEwJV\n"
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"UzELMAkGA1UECAwCQ0ExEjAQBgNVBAcMCVNhbiBEaWVnbzEUMBIGA1UECgwLbmFu\n"
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"b21zZy5vcmcxEjAQBgNVBAMMCWxvY2FsaG9zdDAgFw0xODAxMTEyMjM0MzVaGA8y\n"
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"MTE3MTIxODIyMzQzNVowWDELMAkGA1UEBhMCVVMxCzAJBgNVBAgMAkNBMRIwEAYD\n"
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"VQQHDAlTYW4gRGllZ28xFDASBgNVBAoMC25hbm9tc2cub3JnMRIwEAYDVQQDDAls\n"
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"b2NhbGhvc3QwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDMvoHdEnfO\n"
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"hmG3PTj6YC5qz6N5hgmcwf4EZkor4+R1Q5hDOKqOknWmVuGBD5mA61ObK76vycIT\n"
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"Tp+H+vKvfgunySZrlyYg8IbgoDbvVgj9RF8xFHdN0PVeqnkBCsCzLtSu6TP8PSgI\n"
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"SKiRMH0NUSakWqCPEc2E1r1CKdOpa7av/Na30LPsuKFcAUhu7QiVYfER86ktrO8G\n"
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"F2PeVy44Q8RkiLw8uhU0bpAflqkR1KCjOLajw1eL3C+Io75Io8qUOLxWc3LH0hl3\n"
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"oEI0jWu7JYlRAw/O7xm4pcGTwy5L8Odz4a7ZTAmuapFRarGOIcDg8Yr0tllRd1mH\n"
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"1T4Z2Wv7Rs0tAgMBAAEwDQYJKoZIhvcNAQELBQADggEBAIfUXK7UonrYAOrlXUHH\n"
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"gfHNdOXMzQP2Ms6Sxov+1tCTfgsYE65Mggo7hRJUqmKpstpbdRBVXhTyht/xjyTz\n"
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"5sMjoeCyv1tXOHpLTfD3LBXwYZwsFdoLS1UHhD3qiYjCyyY2LWa6S786CtlcbCvu\n"
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"Uij2q8zJ4WFrNqAzxZtsTfg16/6JRFw9zpVSCNlHqCxNQxzWucbmUFTiWn9rnc/N\n"
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"r7utG4JsDPZbEI6QS43R7gGLDF7s0ftWKqzlQiZEtuDQh2p7Uejbft8XmZd/VuV/\n"
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"dFMXOO1rleU0lWAJcXWOWHH3er0fivu2ISL8fRjjikYvhRGxtkwC0kPDa2Ntzgd3\n"
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"Hsg=\n"
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"-----END CERTIFICATE-----\n";
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static const char key[] =
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"-----BEGIN RSA PRIVATE KEY-----\n"
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"MIIEpQIBAAKCAQEAzL6B3RJ3zoZhtz04+mAuas+jeYYJnMH+BGZKK+PkdUOYQziq\n"
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"jpJ1plbhgQ+ZgOtTmyu+r8nCE06fh/ryr34Lp8kma5cmIPCG4KA271YI/URfMRR3\n"
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"TdD1Xqp5AQrAsy7Urukz/D0oCEiokTB9DVEmpFqgjxHNhNa9QinTqWu2r/zWt9Cz\n"
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"7LihXAFIbu0IlWHxEfOpLazvBhdj3lcuOEPEZIi8PLoVNG6QH5apEdSgozi2o8NX\n"
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"i9wviKO+SKPKlDi8VnNyx9IZd6BCNI1ruyWJUQMPzu8ZuKXBk8MuS/Dnc+Gu2UwJ\n"
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"rmqRUWqxjiHA4PGK9LZZUXdZh9U+Gdlr+0bNLQIDAQABAoIBAC82HqvjfkzZH98o\n"
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"9uKFGy72AjQbfEvxT6mkDKZiPmPr2khl4K5Ph2F71zPzbOoVWYoGZEoUs/PPxWmN\n"
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"rDhbUES4VWupxtkBnZheWUyHAjukcG7Y0UnYTTwvAwgCerzWp6RNkfcwAvMmDfis\n"
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"vak8dTSg0TUsXb+r5KhFDNGcTNv3f7R0cJmaZ/t9FT7SerXf1LW7itvTjRor8/ZK\n"
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"KPwT4oklp1o6RFXSenn/e2e3rAjI+TEwJA3Zp5dqO/M/AhaZKVaxL4voDVdVVkT+\n"
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"LHJWVhjLY5ilPkmPWqmZ2reTaF+gGSSjAQ+t/ahGWFqEdWIz9UoXhBBOd1ibeyvd\n"
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"Kyxp1QECgYEA8KcDkmwPrhqFlQe/U+Md27OhrQ4cecLCa6EVLsCXN1bFyCi3NSo2\n"
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"o5zFCC699KOL0ZwSmYlaQP4xjnqv4Gsa0s3uL7tqOJR2UuEtGK/MPMluGHVaWsGt\n"
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"zbnWH3xgsvvsxdt6hInFhcABLDupW336tJ8EcH7mOKoIP+azwF4kPiUCgYEA2c09\n"
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"zJBUW6SZXhgJ5vgENYc+UwDT7pfhIWZaRL+wXnwSoa7igodTKJtQp/KfFBJK4RA0\n"
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"prvwj4Wr/1ScaboR2hYZApbqXU5zkEkjC1hHIbg1fBe0EcnhP7ojMXrk6B5ed+Lq\n"
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"OVdYhUuvtdL/perelmbTJLnb8S214+tzVyg7EGkCgYEA6JLwX8zxpnhZSztOjBr9\n"
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"2zuSb7YojQBNd0kZOLLGMaQ5xwSactYWMi8rOIo76Lc6RFxKmXnl8NP5PtKRMRkx\n"
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"tjNxE05UDNRmOhkGxUn433JoZVjc9sMhXqZQKuPAbJoOLPW9RWQEsgtq1r3eId7x\n"
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"sSfRWYs6od6p1F/4rlwNOMUCgYEAtJmqf+DCAoe3IL3gICRSISy28k7CbZqE9JQR\n"
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"j+Y/Uemh7W29pyydOROoysq1PAh7DKrKbeNzcx8NYxh+5nCC8wrVzD7lsV8nFmJ+\n"
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"655UxVIhD3f8Oa/j1lr7acEU5KCiBtkjDU8vOMBsv+FpWOQrlB1JQa/X/+G+bHLF\n"
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"XmUerNkCgYEAv7R8vIKgJ1f69imgHdB31kue3wnOO/6NlfY3GTcaZcTdChY8SZ5B\n"
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"xits8xog0VcaxXhWlfO0hyCnZ9YRQbyDu0qp5eBU2p3qcE01x4ljJBZUOTweG06N\n"
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"cL9dYcwse5FhNMjrQ/OKv6B38SIXpoKQUtjgkaMtmpK8cXX1eqEMNkM=\n"
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"-----END RSA PRIVATE KEY-----\n";
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static int
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validloopback(nng_sockaddr *sa)
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{
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char ipv6[16];
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memset(ipv6, 0, sizeof(ipv6));
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ipv6[15] = 1;
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switch (sa->s_family) {
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case NNG_AF_INET:
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if (sa->s_in.sa_port == 0) {
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return (0);
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}
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if (sa->s_in.sa_addr != htonl(0x7f000001)) {
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return (0);
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}
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return (1);
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case NNG_AF_INET6:
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if (sa->s_in6.sa_port == 0) {
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return (0);
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}
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if (memcmp(sa->s_in6.sa_addr, ipv6, sizeof(ipv6)) != 0) {
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return (0);
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}
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return (1);
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default:
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return (0);
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}
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}
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static int
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check_props(nng_msg *msg)
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{
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nng_pipe p;
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size_t z;
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nng_sockaddr la;
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nng_sockaddr ra;
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char * buf;
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size_t len;
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p = nng_msg_get_pipe(msg);
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So(nng_pipe_id(p) > 0);
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z = sizeof(nng_sockaddr);
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So(nng_pipe_getopt(p, NNG_OPT_LOCADDR, &la, &z) == 0);
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So(z == sizeof(la));
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So(validloopback(&la));
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z = sizeof(nng_sockaddr);
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So(nng_pipe_getopt(p, NNG_OPT_REMADDR, &ra, &z) == 0);
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So(z == sizeof(ra));
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So(validloopback(&ra));
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// Request header
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z = 0;
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buf = NULL;
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So(nng_pipe_getopt(p, NNG_OPT_WS_REQUEST_HEADERS, buf, &z) ==
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NNG_EINVAL);
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So(z > 0);
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len = z;
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So((buf = nng_alloc(len)) != NULL);
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So(nng_pipe_getopt(p, NNG_OPT_WS_REQUEST_HEADERS, buf, &z) == 0);
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So(strstr(buf, "Sec-WebSocket-Key") != NULL);
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So(z == len);
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nng_free(buf, len);
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// Response header
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z = 0;
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buf = NULL;
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So(nng_pipe_getopt(p, NNG_OPT_WS_RESPONSE_HEADERS, buf, &z) ==
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NNG_EINVAL);
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So(z > 0);
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len = z;
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So((buf = nng_alloc(len)) != NULL);
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So(nng_pipe_getopt(p, NNG_OPT_WS_RESPONSE_HEADERS, buf, &z) == 0);
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So(strstr(buf, "Sec-WebSocket-Accept") != NULL);
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So(z == len);
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nng_free(buf, len);
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return (0);
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}
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static int
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init_dialer_wss(nng_dialer d)
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{
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nng_tls_config *cfg;
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int rv;
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if ((rv = nng_tls_config_alloc(&cfg, NNG_TLS_MODE_CLIENT)) != 0) {
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return (rv);
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}
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if ((rv = nng_tls_config_ca_chain(cfg, cert, NULL)) != 0) {
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goto out;
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}
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if ((rv = nng_tls_config_server_name(cfg, "localhost")) != 0) {
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goto out;
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}
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if ((rv = nng_tls_config_auth_mode(cfg, NNG_TLS_AUTH_MODE_REQUIRED)) !=
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0) {
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goto out;
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}
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rv = nng_dialer_setopt_ptr(d, NNG_OPT_TLS_CONFIG, cfg);
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out:
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nng_tls_config_free(cfg);
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return (rv);
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}
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static int
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init_listener_wss(nng_listener l)
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{
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nng_tls_config *cfg;
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int rv;
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if ((rv = nng_tls_config_alloc(&cfg, NNG_TLS_MODE_SERVER)) != 0) {
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return (rv);
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}
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if ((rv = nng_tls_config_own_cert(cfg, cert, key, NULL)) != 0) {
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goto out;
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}
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if ((rv = nng_listener_setopt_ptr(l, NNG_OPT_TLS_CONFIG, cfg)) != 0) {
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// We can wind up with EBUSY from the server already running.
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if (rv == NNG_EBUSY) {
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rv = 0;
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}
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}
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out:
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nng_tls_config_free(cfg);
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return (rv);
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}
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TestMain("WebSocket Secure (TLS) Transport", {
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static trantest tt;
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if (strcmp(nng_tls_engine_name(), "none") == 0) {
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Skip("TLS not enabled");
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}
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tt.dialer_init = init_dialer_wss;
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tt.listener_init = init_listener_wss;
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tt.tmpl = "wss://localhost:%u/test";
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tt.proptest = check_props;
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trantest_test(&tt);
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})
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