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bh=7bXhEb0SzHDbgdLh6ukB4AVHjtc3l9JpqMnK5i8Moi4=; b=Z2e5rxfPO/j3AMW/dAXG22Ukog9EwQX37uwnMTSuNevO1Do+wEbnD+Kua87/bqgu/avaRE SDH31OPvL8tjgjnJsopuxieeR+kdGzp38MFzvXfsEQzgEWeEUH5mq056Og3316fa2kH8f0 mtR6ImTPNSrYEss3ayygmN8NoaO61sM= X-MC-Unique: ImNODlCTMWmDGUvRsU7Pdw-1 From: "Dr. David Alan Gilbert (git)" To: qemu-devel@nongnu.org, quintela@redhat.com, peterx@redhat.com, leobras@redhat.com, berrange@redhat.com Subject: [PULL 03/17] tests: add migration tests of TLS with PSK credentials Date: Mon, 16 May 2022 16:37:58 +0100 Message-Id: <20220516153812.127155-4-dgilbert@redhat.com> In-Reply-To: <20220516153812.127155-1-dgilbert@redhat.com> References: <20220516153812.127155-1-dgilbert@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 2.85 on 10.11.54.7 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer2=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=dgilbert@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer2=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1652719554424100001 From: Daniel P. Berrang=C3=A9 This validates that we correctly handle migration success and failure scenarios when using TLS with pre shared keys. Signed-off-by: Daniel P. Berrang=C3=A9 Message-Id: <20220426160048.812266-4-berrange@redhat.com> Reviewed-by: Eric Blake Signed-off-by: Dr. David Alan Gilbert --- tests/qtest/meson.build | 7 +- tests/qtest/migration-test.c | 161 +++++++++++++++++++++++++++- tests/unit/crypto-tls-psk-helpers.c | 18 +++- tests/unit/crypto-tls-psk-helpers.h | 1 + 4 files changed, 179 insertions(+), 8 deletions(-) diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build index 3551b9c946..166450135d 100644 --- a/tests/qtest/meson.build +++ b/tests/qtest/meson.build @@ -273,13 +273,18 @@ endif =20 tpmemu_files =3D ['tpm-emu.c', 'tpm-util.c', 'tpm-tests.c'] =20 +migration_files =3D [files('migration-helpers.c')] +if gnutls.found() + migration_files +=3D [files('../unit/crypto-tls-psk-helpers.c'), gnutls] +endif + qtests =3D { 'bios-tables-test': [io, 'boot-sector.c', 'acpi-utils.c', 'tpm-emu.c'], 'cdrom-test': files('boot-sector.c'), 'dbus-vmstate-test': files('migration-helpers.c') + dbus_vmstate1, 'erst-test': files('erst-test.c'), 'ivshmem-test': [rt, '../../contrib/ivshmem-server/ivshmem-server.c'], - 'migration-test': files('migration-helpers.c'), + 'migration-test': migration_files, 'pxe-test': files('boot-sector.c'), 'qos-test': [chardev, io, qos_test_ss.apply(config_host, strict: false).= sources()], 'tpm-crb-swtpm-test': [io, tpmemu_files], diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c index cba6023eb5..2eefc9c1ff 100644 --- a/tests/qtest/migration-test.c +++ b/tests/qtest/migration-test.c @@ -23,9 +23,13 @@ #include "qapi/qapi-visit-sockets.h" #include "qapi/qobject-input-visitor.h" #include "qapi/qobject-output-visitor.h" +#include "crypto/tlscredspsk.h" =20 #include "migration-helpers.h" #include "tests/migration/migration-test.h" +#ifdef CONFIG_GNUTLS +# include "tests/unit/crypto-tls-psk-helpers.h" +#endif /* CONFIG_GNUTLS */ =20 /* For dirty ring test; so far only x86_64 is supported */ #if defined(__linux__) && defined(HOST_X86_64) @@ -640,6 +644,100 @@ static void test_migrate_end(QTestState *from, QTestS= tate *to, bool test_dest) cleanup("dest_serial"); } =20 +#ifdef CONFIG_GNUTLS +struct TestMigrateTLSPSKData { + char *workdir; + char *workdiralt; + char *pskfile; + char *pskfilealt; +}; + +static void * +test_migrate_tls_psk_start_common(QTestState *from, + QTestState *to, + bool mismatch) +{ + struct TestMigrateTLSPSKData *data =3D + g_new0(struct TestMigrateTLSPSKData, 1); + QDict *rsp; + + data->workdir =3D g_strdup_printf("%s/tlscredspsk0", tmpfs); + data->pskfile =3D g_strdup_printf("%s/%s", data->workdir, + QCRYPTO_TLS_CREDS_PSKFILE); + mkdir(data->workdir, 0700); + test_tls_psk_init(data->pskfile); + + if (mismatch) { + data->workdiralt =3D g_strdup_printf("%s/tlscredspskalt0", tmpfs); + data->pskfilealt =3D g_strdup_printf("%s/%s", data->workdiralt, + QCRYPTO_TLS_CREDS_PSKFILE); + mkdir(data->workdiralt, 0700); + test_tls_psk_init_alt(data->pskfilealt); + } + + rsp =3D wait_command(from, + "{ 'execute': 'object-add'," + " 'arguments': { 'qom-type': 'tls-creds-psk'," + " 'id': 'tlscredspsk0'," + " 'endpoint': 'client'," + " 'dir': %s," + " 'username': 'qemu'} }", + data->workdir); + qobject_unref(rsp); + + rsp =3D wait_command(to, + "{ 'execute': 'object-add'," + " 'arguments': { 'qom-type': 'tls-creds-psk'," + " 'id': 'tlscredspsk0'," + " 'endpoint': 'server'," + " 'dir': %s } }", + mismatch ? data->workdiralt : data->workdir); + qobject_unref(rsp); + + migrate_set_parameter_str(from, "tls-creds", "tlscredspsk0"); + migrate_set_parameter_str(to, "tls-creds", "tlscredspsk0"); + + return data; +} + +static void * +test_migrate_tls_psk_start_match(QTestState *from, + QTestState *to) +{ + return test_migrate_tls_psk_start_common(from, to, false); +} + +static void * +test_migrate_tls_psk_start_mismatch(QTestState *from, + QTestState *to) +{ + return test_migrate_tls_psk_start_common(from, to, true); +} + +static void +test_migrate_tls_psk_finish(QTestState *from, + QTestState *to, + void *opaque) +{ + struct TestMigrateTLSPSKData *data =3D opaque; + + test_tls_psk_cleanup(data->pskfile); + if (data->pskfilealt) { + test_tls_psk_cleanup(data->pskfilealt); + } + rmdir(data->workdir); + if (data->workdiralt) { + rmdir(data->workdiralt); + } + + g_free(data->workdiralt); + g_free(data->pskfilealt); + g_free(data->workdir); + g_free(data->pskfile); + g_free(data); +} +#endif /* CONFIG_GNUTLS */ + static int migrate_postcopy_prepare(QTestState **from_ptr, QTestState **to_ptr, MigrateStart *args) @@ -911,7 +1009,7 @@ static void test_precopy_common(MigrateCommon *args) test_migrate_end(from, to, args->result =3D=3D MIG_TEST_SUCCEED); } =20 -static void test_precopy_unix(void) +static void test_precopy_unix_plain(void) { g_autofree char *uri =3D g_strdup_printf("unix:%s/migsocket", tmpfs); MigrateCommon args =3D { @@ -922,6 +1020,21 @@ static void test_precopy_unix(void) test_precopy_common(&args); } =20 +#ifdef CONFIG_GNUTLS +static void test_precopy_unix_tls_psk(void) +{ + g_autofree char *uri =3D g_strdup_printf("unix:%s/migsocket", tmpfs); + MigrateCommon args =3D { + .connect_uri =3D uri, + .listen_uri =3D uri, + .start_hook =3D test_migrate_tls_psk_start_match, + .finish_hook =3D test_migrate_tls_psk_finish, + }; + + test_precopy_common(&args); +} +#endif + static void test_precopy_unix_dirty_ring(void) { g_autofree char *uri =3D g_strdup_printf("unix:%s/migsocket", tmpfs); @@ -1026,7 +1139,7 @@ static void test_xbzrle_unix(void) test_xbzrle(uri); } =20 -static void test_precopy_tcp(void) +static void test_precopy_tcp_plain(void) { MigrateCommon args =3D { .listen_uri =3D "tcp:127.0.0.1:0", @@ -1035,6 +1148,34 @@ static void test_precopy_tcp(void) test_precopy_common(&args); } =20 +#ifdef CONFIG_GNUTLS +static void test_precopy_tcp_tls_psk_match(void) +{ + MigrateCommon args =3D { + .listen_uri =3D "tcp:127.0.0.1:0", + .start_hook =3D test_migrate_tls_psk_start_match, + .finish_hook =3D test_migrate_tls_psk_finish, + }; + + test_precopy_common(&args); +} + +static void test_precopy_tcp_tls_psk_mismatch(void) +{ + MigrateCommon args =3D { + .start =3D { + .hide_stderr =3D true, + }, + .listen_uri =3D "tcp:127.0.0.1:0", + .start_hook =3D test_migrate_tls_psk_start_mismatch, + .finish_hook =3D test_migrate_tls_psk_finish, + .result =3D MIG_TEST_FAIL, + }; + + test_precopy_common(&args); +} +#endif /* CONFIG_GNUTLS */ + static void *test_migrate_fd_start_hook(QTestState *from, QTestState *to) { @@ -1497,8 +1638,20 @@ int main(int argc, char **argv) qtest_add_func("/migration/postcopy/unix", test_postcopy); qtest_add_func("/migration/postcopy/recovery", test_postcopy_recovery); qtest_add_func("/migration/bad_dest", test_baddest); - qtest_add_func("/migration/precopy/unix", test_precopy_unix); - qtest_add_func("/migration/precopy/tcp", test_precopy_tcp); + qtest_add_func("/migration/precopy/unix/plain", test_precopy_unix_plai= n); +#ifdef CONFIG_GNUTLS + qtest_add_func("/migration/precopy/unix/tls/psk", + test_precopy_unix_tls_psk); +#endif /* CONFIG_GNUTLS */ + + qtest_add_func("/migration/precopy/tcp/plain", test_precopy_tcp_plain); +#ifdef CONFIG_GNUTLS + qtest_add_func("/migration/precopy/tcp/tls/psk/match", + test_precopy_tcp_tls_psk_match); + qtest_add_func("/migration/precopy/tcp/tls/psk/mismatch", + test_precopy_tcp_tls_psk_mismatch); +#endif /* CONFIG_GNUTLS */ + /* qtest_add_func("/migration/ignore_shared", test_ignore_shared); */ qtest_add_func("/migration/xbzrle/unix", test_xbzrle_unix); qtest_add_func("/migration/fd_proto", test_migrate_fd_proto); diff --git a/tests/unit/crypto-tls-psk-helpers.c b/tests/unit/crypto-tls-ps= k-helpers.c index 4bea7c6fa2..511e08cc9c 100644 --- a/tests/unit/crypto-tls-psk-helpers.c +++ b/tests/unit/crypto-tls-psk-helpers.c @@ -24,7 +24,8 @@ #include "crypto-tls-psk-helpers.h" #include "qemu/sockets.h" =20 -void test_tls_psk_init(const char *pskfile) +static void +test_tls_psk_init_common(const char *pskfile, const char *user, const char= *key) { FILE *fp; =20 @@ -33,11 +34,22 @@ void test_tls_psk_init(const char *pskfile) g_critical("Failed to create pskfile %s: %s", pskfile, strerror(er= rno)); abort(); } - /* Don't do this in real applications! Use psktool. */ - fprintf(fp, "qemu:009d5638c40fde0c\n"); + fprintf(fp, "%s:%s\n", user, key); fclose(fp); } =20 +void test_tls_psk_init(const char *pskfile) +{ + /* Don't hard code a key like this in real applications! Use psktool.= */ + test_tls_psk_init_common(pskfile, "qemu", "009d5638c40fde0c"); +} + +void test_tls_psk_init_alt(const char *pskfile) +{ + /* Don't hard code a key like this in real applications! Use psktool.= */ + test_tls_psk_init_common(pskfile, "qemu", "10ffa6a2c42f0388"); +} + void test_tls_psk_cleanup(const char *pskfile) { unlink(pskfile); diff --git a/tests/unit/crypto-tls-psk-helpers.h b/tests/unit/crypto-tls-ps= k-helpers.h index faa645c629..67f8bdda71 100644 --- a/tests/unit/crypto-tls-psk-helpers.h +++ b/tests/unit/crypto-tls-psk-helpers.h @@ -24,6 +24,7 @@ #include =20 void test_tls_psk_init(const char *keyfile); +void test_tls_psk_init_alt(const char *keyfile); void test_tls_psk_cleanup(const char *keyfile); =20 #endif --=20 2.36.1