From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([209.51.188.92]:51245) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gqeC5-0000pZ-Cw for qemu-devel@nongnu.org; Mon, 04 Feb 2019 08:21:50 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gqe1K-00052R-J3 for qemu-devel@nongnu.org; Mon, 04 Feb 2019 08:10:44 -0500 Received: from forwardcorp1j.cmail.yandex.net ([2a02:6b8:0:1630::190]:42027) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gqe1G-0004A4-I0 for qemu-devel@nongnu.org; Mon, 04 Feb 2019 08:10:41 -0500 From: Yury Kotov Date: Mon, 4 Feb 2019 16:09:57 +0300 Message-Id: <20190204130958.18904-4-yury-kotov@yandex-team.ru> In-Reply-To: <20190204130958.18904-1-yury-kotov@yandex-team.ru> References: <20190204130958.18904-1-yury-kotov@yandex-team.ru> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Subject: [Qemu-devel] [PATCH v2 3/4] tests/migration-test: Add a test for ignore-shared capability List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, Eduardo Habkost , Igor Mammedov , Paolo Bonzini , Peter Crosthwaite , Richard Henderson , Juan Quintela , "Dr. David Alan Gilbert" , Eric Blake , Markus Armbruster , Thomas Huth , Laurent Vivier Cc: wrfsh@yandex-team.ru Signed-off-by: Yury Kotov --- tests/migration-test.c | 109 +++++++++++++++++++++++++++++++++-------- 1 file changed, 89 insertions(+), 20 deletions(-) diff --git a/tests/migration-test.c b/tests/migration-test.c index 8352612364..485f42b2d2 100644 --- a/tests/migration-test.c +++ b/tests/migration-test.c @@ -332,6 +332,13 @@ static void cleanup(const char *filename) g_free(path); } =20 +static char *get_shmem_opts(const char *mem_size, const char *shmem_path= ) +{ + return g_strdup_printf("-object memory-backend-file,id=3Dmem0,size=3D= %s" + ",mem-path=3D%s,share=3Don -numa node,memdev=3D= mem0", + mem_size, shmem_path); +} + static void migrate_check_parameter(QTestState *who, const char *paramet= er, long long value) { @@ -430,73 +437,91 @@ static void migrate_postcopy_start(QTestState *from= , QTestState *to) } =20 static int test_migrate_start(QTestState **from, QTestState **to, - const char *uri, bool hide_stderr) + const char *uri, bool hide_stderr, + bool use_shmem) { gchar *cmd_src, *cmd_dst; char *bootpath =3D g_strdup_printf("%s/bootsect", tmpfs); + char *extra_opts =3D NULL; + char *shmem_path =3D NULL; const char *arch =3D qtest_get_arch(); const char *accel =3D "kvm:tcg"; =20 got_stop =3D false; =20 + if (use_shmem) { + shmem_path =3D g_strdup_printf("/dev/shm/qemu-%d", getpid()); + } + if (strcmp(arch, "i386") =3D=3D 0 || strcmp(arch, "x86_64") =3D=3D 0= ) { init_bootfile(bootpath, x86_bootsect); + extra_opts =3D use_shmem ? get_shmem_opts("150M", shmem_path) : = NULL; cmd_src =3D g_strdup_printf("-machine accel=3D%s -m 150M" " -name source,debug-threads=3Don" " -serial file:%s/src_serial" - " -drive file=3D%s,format=3Draw", - accel, tmpfs, bootpath); + " -drive file=3D%s,format=3Draw %s", + accel, tmpfs, bootpath, + extra_opts ? extra_opts : ""); cmd_dst =3D g_strdup_printf("-machine accel=3D%s -m 150M" " -name target,debug-threads=3Don" " -serial file:%s/dest_serial" " -drive file=3D%s,format=3Draw" - " -incoming %s", - accel, tmpfs, bootpath, uri); + " -incoming %s %s", + accel, tmpfs, bootpath, uri, + extra_opts ? extra_opts : ""); start_address =3D X86_TEST_MEM_START; end_address =3D X86_TEST_MEM_END; } else if (g_str_equal(arch, "s390x")) { init_bootfile_s390x(bootpath); + extra_opts =3D use_shmem ? get_shmem_opts("128M", shmem_path) : = NULL; cmd_src =3D g_strdup_printf("-machine accel=3D%s -m 128M" " -name source,debug-threads=3Don" - " -serial file:%s/src_serial -bios %s"= , - accel, tmpfs, bootpath); + " -serial file:%s/src_serial -bios %s = %s", + accel, tmpfs, bootpath, + extra_opts ? extra_opts : ""); cmd_dst =3D g_strdup_printf("-machine accel=3D%s -m 128M" " -name target,debug-threads=3Don" " -serial file:%s/dest_serial -bios %s= " - " -incoming %s", - accel, tmpfs, bootpath, uri); + " -incoming %s %s", + accel, tmpfs, bootpath, uri, + extra_opts ? extra_opts : ""); start_address =3D S390_TEST_MEM_START; end_address =3D S390_TEST_MEM_END; } else if (strcmp(arch, "ppc64") =3D=3D 0) { + extra_opts =3D use_shmem ? get_shmem_opts("256M", shmem_path) : = NULL; cmd_src =3D g_strdup_printf("-machine accel=3D%s -m 256M -nodefa= ults" " -name source,debug-threads=3Don" " -serial file:%s/src_serial" " -prom-env 'use-nvramrc?=3Dtrue' -pro= m-env " "'nvramrc=3Dhex .\" _\" begin %x %x " "do i c@ 1 + i c! 1000 +loop .\" B\" 0= " - "until'", accel, tmpfs, end_address, - start_address); + "until' %s", accel, tmpfs, end_addres= s, + start_address, extra_opts ? extra_opts= : ""); cmd_dst =3D g_strdup_printf("-machine accel=3D%s -m 256M" " -name target,debug-threads=3Don" " -serial file:%s/dest_serial" - " -incoming %s", - accel, tmpfs, uri); + " -incoming %s %s", + accel, tmpfs, uri, + extra_opts ? extra_opts : ""); =20 start_address =3D PPC_TEST_MEM_START; end_address =3D PPC_TEST_MEM_END; } else if (strcmp(arch, "aarch64") =3D=3D 0) { init_bootfile(bootpath, aarch64_kernel); + extra_opts =3D use_shmem ? get_shmem_opts("150M", shmem_path) : = NULL; cmd_src =3D g_strdup_printf("-machine virt,accel=3D%s,gic-versio= n=3Dmax " "-name vmsource,debug-threads=3Don -cp= u max " "-m 150M -serial file:%s/src_serial " - "-kernel %s ", - accel, tmpfs, bootpath); + "-kernel %s %s", + accel, tmpfs, bootpath, + extra_opts ? extra_opts : ""); cmd_dst =3D g_strdup_printf("-machine virt,accel=3D%s,gic-versio= n=3Dmax " "-name vmdest,debug-threads=3Don -cpu = max " "-m 150M -serial file:%s/dest_serial " "-kernel %s " - "-incoming %s ", - accel, tmpfs, bootpath, uri); + "-incoming %s %s", + accel, tmpfs, bootpath, uri, + extra_opts ? extra_opts : ""); =20 start_address =3D ARM_TEST_MEM_START; end_address =3D ARM_TEST_MEM_END; @@ -507,6 +532,7 @@ static int test_migrate_start(QTestState **from, QTes= tState **to, } =20 g_free(bootpath); + g_free(extra_opts); =20 if (hide_stderr) { gchar *tmp; @@ -524,6 +550,16 @@ static int test_migrate_start(QTestState **from, QTe= stState **to, =20 *to =3D qtest_init(cmd_dst); g_free(cmd_dst); + + /* + * Remove shmem file immediately to avoid memory leak in test failed= case. + * It's valid becase QEMU has already opened this file + */ + if (use_shmem) { + unlink(shmem_path); + g_free(shmem_path); + } + return 0; } =20 @@ -603,7 +639,7 @@ static int migrate_postcopy_prepare(QTestState **from= _ptr, char *uri =3D g_strdup_printf("unix:%s/migsocket", tmpfs); QTestState *from, *to; =20 - if (test_migrate_start(&from, &to, uri, hide_error)) { + if (test_migrate_start(&from, &to, uri, hide_error, false)) { return -1; } =20 @@ -720,7 +756,7 @@ static void test_baddest(void) char *status; bool failed; =20 - if (test_migrate_start(&from, &to, "tcp:0:0", true)) { + if (test_migrate_start(&from, &to, "tcp:0:0", true, false)) { return; } migrate(from, "tcp:0:0", "{}"); @@ -745,7 +781,7 @@ static void test_precopy_unix(void) char *uri =3D g_strdup_printf("unix:%s/migsocket", tmpfs); QTestState *from, *to; =20 - if (test_migrate_start(&from, &to, uri, false)) { + if (test_migrate_start(&from, &to, uri, false, false)) { return; } =20 @@ -781,6 +817,38 @@ static void test_precopy_unix(void) g_free(uri); } =20 +static void test_ignore_shared(void) +{ + char *uri =3D g_strdup_printf("unix:%s/migsocket", tmpfs); + QTestState *from, *to; + + if (test_migrate_start(&from, &to, uri, false, true)) { + return; + } + + migrate_set_capability(from, "x-ignore-shared", true); + migrate_set_capability(to, "x-ignore-shared", true); + + /* Wait for the first serial output from the source */ + wait_for_serial("src_serial"); + + migrate(from, uri, "{}"); + + wait_for_migration_pass(from); + + if (!got_stop) { + qtest_qmp_eventwait(from, "STOP"); + } + + qtest_qmp_eventwait(to, "RESUME"); + + wait_for_serial("dest_serial"); + wait_for_migration_complete(from); + + test_migrate_end(from, to, true); + g_free(uri); +} + int main(int argc, char **argv) { char template[] =3D "/tmp/migration-test-XXXXXX"; @@ -832,6 +900,7 @@ int main(int argc, char **argv) qtest_add_func("/migration/deprecated", test_deprecated); qtest_add_func("/migration/bad_dest", test_baddest); qtest_add_func("/migration/precopy/unix", test_precopy_unix); + qtest_add_func("/migration/ignore_shared", test_ignore_shared); =20 ret =3D g_test_run(); =20 --=20 2.20.1