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a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1688160563; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=RXAsNQ3Q7Q4D9DSQwh3Ub/qcAnn+avYq7OfGBhSSR2M=; b=uAYApIrbd0saG5YxEHe7m9WtRHqWS85xQ0cOW4dUzLIO+MOJPrs04NEV7lkcYExhpArJi8 QqVyGly6cUQpheDA== From: Fabiano Rosas To: qemu-devel@nongnu.org Cc: Juan Quintela , Peter Xu , Steve Sistare , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , Leonardo Bras , Thomas Huth , Laurent Vivier , Paolo Bonzini Subject: [PATCH v3 6/6] tests/qtest: migration-test: Add tests for file-based migration Date: Fri, 30 Jun 2023 18:29:02 -0300 Message-Id: <20230630212902.19925-7-farosas@suse.de> X-Mailer: git-send-email 2.35.3 In-Reply-To: <20230630212902.19925-1-farosas@suse.de> References: <20230630212902.19925-1-farosas@suse.de> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=195.135.220.29; envelope-from=farosas@suse.de; helo=smtp-out2.suse.de X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_MED=-2.3, 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @suse.de) X-ZM-MESSAGEID: 1688160629680100003 Content-Type: text/plain; charset="utf-8" Add basic tests for file-based migration. Signed-off-by: Fabiano Rosas Reviewed-by: Peter Xu --- tests/qtest/migration-test.c | 99 ++++++++++++++++++++++++++++++++++++ 1 file changed, 99 insertions(+) diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c index 2fdf6a115e..a180f53b5a 100644 --- a/tests/qtest/migration-test.c +++ b/tests/qtest/migration-test.c @@ -52,6 +52,10 @@ static bool got_dst_resume; */ #define DIRTYLIMIT_TOLERANCE_RANGE 25 /* MB/s */ =20 +#define QEMU_VM_FILE_MAGIC 0x5145564d +#define FILE_TEST_FILENAME "migfile" +#define FILE_TEST_OFFSET 0x1000 + #if defined(__linux__) #include #include @@ -762,6 +766,7 @@ static void test_migrate_end(QTestState *from, QTestSta= te *to, bool test_dest) cleanup("migsocket"); cleanup("src_serial"); cleanup("dest_serial"); + cleanup(FILE_TEST_FILENAME); } =20 #ifdef CONFIG_GNUTLS @@ -1459,11 +1464,28 @@ static void test_precopy_common(MigrateCommon *args) */ wait_for_migration_complete(from); =20 + /* + * For file based migration the target must begin its + * migration after the source has finished. + */ + if (strstr(connect_uri, "file:")) { + migrate_incoming_qmp(to, connect_uri, "{}"); + } + if (!got_src_stop) { qtest_qmp_eventwait(from, "STOP"); } } else { wait_for_migration_complete(from); + + /* + * For file based migration the target must begin its + * migration after the source has finished. + */ + if (strstr(connect_uri, "file:")) { + migrate_incoming_qmp(to, connect_uri, "{}"); + } + /* * Must wait for dst to finish reading all incoming * data on the socket before issuing 'cont' otherwise @@ -1681,6 +1703,75 @@ static void test_precopy_unix_compress_nowait(void) test_precopy_common(&args); } =20 +static void test_precopy_file(void) +{ + g_autofree char *uri =3D g_strdup_printf("file:%s/%s", tmpfs, + FILE_TEST_FILENAME); + MigrateCommon args =3D { + .connect_uri =3D uri, + .listen_uri =3D "defer", + }; + + test_precopy_common(&args); +} + +static void file_offset_finish_hook(QTestState *from, QTestState *to, void= *opaque) +{ +#if defined(__linux__) + g_autofree char *path =3D g_strdup_printf("%s/%s", tmpfs, FILE_TEST_FI= LENAME); + size_t size =3D FILE_TEST_OFFSET + sizeof(QEMU_VM_FILE_MAGIC); + uintptr_t *addr, *p; + int fd; + + fd =3D open(path, O_RDONLY); + g_assert(fd !=3D -1); + addr =3D mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0); + g_assert(addr !=3D MAP_FAILED); + + /* + * Ensure the skipped offset contains zeros and the migration + * stream starts at the right place. + */ + p =3D addr; + while (p < addr + FILE_TEST_OFFSET / sizeof(uintptr_t)) { + g_assert(*p =3D=3D 0); + p++; + } + g_assert_cmpint(cpu_to_be32(*p), =3D=3D, QEMU_VM_FILE_MAGIC); + + munmap(addr, size); + close(fd); +#endif +} + +static void test_precopy_file_offset(void) +{ + g_autofree char *uri =3D g_strdup_printf("file:%s/%s,offset=3D%d", tmp= fs, + FILE_TEST_FILENAME, + FILE_TEST_OFFSET); + MigrateCommon args =3D { + .connect_uri =3D uri, + .listen_uri =3D "defer", + .finish_hook =3D file_offset_finish_hook, + }; + + test_precopy_common(&args); +} + +static void test_precopy_file_offset_bad(void) +{ + /* using a value not supported by qemu_strtosz() */ + g_autofree char *uri =3D g_strdup_printf("file:%s/migfile,offset=3D0x2= 0M", + tmpfs); + MigrateCommon args =3D { + .connect_uri =3D uri, + .listen_uri =3D "defer", + .result =3D MIG_TEST_QMP_ERROR, + }; + + test_precopy_common(&args); +} + static void test_precopy_tcp_plain(void) { MigrateCommon args =3D { @@ -2730,6 +2821,14 @@ int main(int argc, char **argv) qtest_add_func("/migration/precopy/unix/compress/nowait", test_precopy_unix_compress_nowait); } + + qtest_add_func("/migration/precopy/file", + test_precopy_file); + qtest_add_func("/migration/precopy/file/offset", + test_precopy_file_offset); + qtest_add_func("/migration/precopy/file/offset/bad", + test_precopy_file_offset_bad); + #ifdef CONFIG_GNUTLS qtest_add_func("/migration/precopy/unix/tls/psk", test_precopy_unix_tls_psk); --=20 2.35.3