Add tests for iperf_api functions.

src/Makefile.am

@@ -1,9 +1,9 @@
 lib_LTLIBRARIES         = libiperf.la                                   # Build and install an iperf library
 bin_PROGRAMS            = iperf3                                        # Build and install an iperf binary
 if ENABLE_PROFILING
-noinst_PROGRAMS         = t_timer t_units t_uuid t_api iperf3_profile   # Build, but don't install the test programs and a profiled version of iperf3
+noinst_PROGRAMS         = t_timer t_units t_uuid t_api t_auth iperf3_profile   # Build, but don't install the test programs and a profiled version of iperf3
 else
-noinst_PROGRAMS         = t_timer t_units t_uuid t_api                  # Build, but don't install the test programs
+noinst_PROGRAMS         = t_timer t_units t_uuid t_api t_auth                  # Build, but don't install the test programs
 endif
 include_HEADERS         = iperf_api.h                                   # Defines the headers that get installed with the program
 
@@ -84,6 +84,11 @@ t_api_CFLAGS            = -g
 t_api_LDFLAGS           =
 t_api_LDADD             = libiperf.la
 
+t_auth_SOURCES           = t_auth.c
+t_auth_CFLAGS            = -g
+t_auth_LDFLAGS           =
+t_auth_LDADD             = libiperf.la
+
 
 
 # Specify which tests to run during a "make check"
@@ -91,6 +96,7 @@ TESTS                   = \
                         t_timer \
                         t_units \
                         t_uuid  \
-                        t_api
+                        t_api \
+			t_auth
 
 dist_man_MANS          = iperf3.1 libiperf.3

src/private.pem

@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----

src/public.pem

@@ -0,0 +1,9 @@
+-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAwVbvPf/eDIZKmEVth9+V
+PgSx1RkXOAPCJ5tl51bcYoy9P10NnoutsTK/64VclIuyUDUdAw81Vu5tYRcBeB8J
+llp02xL8kPo0IROsT3wmMYbPziUG/I2988sAP9mL8QbtKydnADHMikfadfyPkfxW
+2naFtquWT/vKKVkhC2LHJyTpmAVjpp6R9LDDu/YY0/kb5DvYPpe62xgNWjNVIhAB
+u3R+StAAL25SaLXuaGSVpDe6SphnTqVf+LmKCkZmSMSfQoozXomNyFpLU8ODoV3Q
+yHYi6QSWWFtU6gu0uso/9pfRFjbNGV9lxokKNz/cZGyu0SFddMiTGrt24NROi0RH
+wwIDAQAB
+-----END PUBLIC KEY-----

src/t_auth.c

@@ -0,0 +1,125 @@
+/*
+ * iperf, Copyright (c) 2020, The Regents of the University of
+ * California, through Lawrence Berkeley National Laboratory (subject
+ * to receipt of any required approvals from the U.S. Dept. of
+ * Energy).  All rights reserved.
+ *
+ * If you have questions about your rights to use or distribute this
+ * software, please contact Berkeley Lab's Technology Transfer
+ * Department at TTD@lbl.gov.
+ *
+ * NOTICE.  This software is owned by the U.S. Department of Energy.
+ * As such, the U.S. Government has been granted for itself and others
+ * acting on its behalf a paid-up, nonexclusive, irrevocable,
+ * worldwide license in the Software to reproduce, prepare derivative
+ * works, and perform publicly and display publicly.  Beginning five
+ * (5) years after the date permission to assert copyright is obtained
+ * from the U.S. Department of Energy, and subject to any subsequent
+ * five (5) year renewals, the U.S. Government is granted for itself
+ * and others acting on its behalf a paid-up, nonexclusive,
+ * irrevocable, worldwide license in the Software to reproduce,
+ * prepare derivative works, distribute copies to the public, perform
+ * publicly and display publicly, and to permit others to do so.
+ *
+ * This code is distributed under a BSD style license, see the LICENSE
+ * file for complete information.
+ */
+#include "iperf_config.h"
+
+#include <assert.h>
+#ifdef HAVE_STDINT_H
+#include <stdint.h>
+#endif
+#include <stdio.h>
+#include <string.h>
+
+#include "iperf.h"
+#include "iperf_api.h"
+#if defined(HAVE_SSL)
+#include "iperf_auth.h"
+#endif /* HAVE_SSL */
+
+#include "version.h"
+
+#include "units.h"
+
+#if defined(HAVE_SSL)
+int test_authtoken(const char *authUser, const char *authPassword, EVP_PKEY *pubkey, EVP_PKEY *privkey);
+
+int
+main(int argc, char **argv)
+{
+    /* sha256 */
+    void sha256(const char *string, char outputBuffer[65]);
+    const char sha256String[] = "This is a SHA256 test.";
+    const char sha256Digest[] = "4816482f8b4149f687a1a33d61a0de6b611364ec0fb7adffa59ff2af672f7232"; /* echo -n "This is a SHA256 test." | shasum -a256 */
+    char sha256Output[65];
+    
+    sha256(sha256String, sha256Output);
+    assert(strcmp(sha256Output, sha256Digest) == 0);
+
+    /* Base64{Encode,Decode} */
+    int Base64Encode(const unsigned char* buffer, const size_t length, char** b64text);
+    int Base64Decode(const char* b64message, unsigned char** buffer, size_t* length);
+    const char base64String[] = "This is a Base64 test.";
+    char *base64Text;
+    char *base64Decode;
+    size_t base64DecodeLength;
+    const char base64EncodeCheck[] = "VGhpcyBpcyBhIEJhc2U2NCB0ZXN0Lg=="; /* echo -n "This is a Base64 test." | b64encode -r - */
+
+    assert(Base64Encode((unsigned char *) base64String, strlen(base64String), &base64Text) == 0);
+    assert(strcmp(base64Text, base64EncodeCheck) == 0);
+    assert(Base64Decode(base64Text, (unsigned char **) &base64Decode, &base64DecodeLength) == 0);
+    assert(strcmp(base64String, base64Decode) == 0);
+
+    /* public/private key tests */
+    const char *pubkeyfile = "public.pem";
+    const char *privkeyfile = "private.pem";
+
+    /* built-in tests */
+    assert(test_load_pubkey_from_file(pubkeyfile) == 0);
+    assert(test_load_private_key_from_file(privkeyfile) == 0);
+
+    /* load public key pair for use in further tests */
+    EVP_PKEY *pubkey, *privkey;
+    pubkey = load_pubkey_from_file(pubkeyfile);
+    assert(pubkey);
+    privkey = load_privkey_from_file(privkeyfile);
+    assert(privkey);
+
+    /* authentication token tests */
+    assert(test_authtoken("kilroy", "fubar", pubkey, privkey) == 0);
+
+    /* This should fail because the data is way too long for the RSA key */
+    /* assert(test_authtoken("kilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroykilroy", "fubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubarfubar", pubkey, privkey) < 0); */
+
+    return 0;
+}
+
+int
+test_authtoken(const char *authUser, const char *authPassword, EVP_PKEY *pubkey, EVP_PKEY *privkey) {
+    char *authToken;
+    char *decodeUser;
+    char *decodePassword;
+    time_t decodeTime;
+
+    assert(encode_auth_setting(authUser, authPassword, pubkey, &authToken) == 0);
+    assert(decode_auth_setting(0, authToken, privkey, &decodeUser, &decodePassword, &decodeTime) == 0);
+
+    assert(strcmp(decodeUser, authUser) == 0);
+    assert(strcmp(decodePassword, authPassword) == 0);
+
+    time_t now = time(NULL);
+
+    assert(now - decodeTime >= 0); /* time has to go forwards */
+    assert(now - decodeTime <= 1); /* shouldn't take more than a second to run */
+
+    return 0;
+}
+#else
+int
+main(int argc, char **argv)
+{
+    return 0;
+}
+#endif /* HAVE_SSL */