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[Qemu-devel] [PATCH 4/4] tests/migration-test: Add a test for ignore-ext
From: |
Yury Kotov |
Subject: |
[Qemu-devel] [PATCH 4/4] tests/migration-test: Add a test for ignore-external capability |
Date: |
Thu, 10 Jan 2019 15:01:20 +0300 |
Signed-off-by: Yury Kotov <address@hidden>
---
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 06ca5068d8..67e6d6dad2 100644
--- a/tests/migration-test.c
+++ b/tests/migration-test.c
@@ -332,6 +332,13 @@ static void cleanup(const char *filename)
g_free(path);
}
+static char *get_shmem_opts(const char *mem_size, const char *shmem_path)
+{
+ return g_strdup_printf("-object memory-backend-file,id=mem0,size=%s"
+ ",mem-path=%s,share=on -numa node,memdev=mem0",
+ mem_size, shmem_path);
+}
+
static void migrate_check_parameter(QTestState *who, const char *parameter,
long long value)
{
@@ -430,73 +437,91 @@ static void migrate_postcopy_start(QTestState *from,
QTestState *to)
}
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 = g_strdup_printf("%s/bootsect", tmpfs);
+ char *extra_opts = NULL;
+ char *shmem_path = NULL;
const char *arch = qtest_get_arch();
const char *accel = "kvm:tcg";
got_stop = false;
+ if (use_shmem) {
+ shmem_path = g_strdup_printf("/dev/shm/qemu-%d", getpid());
+ }
+
if (strcmp(arch, "i386") == 0 || strcmp(arch, "x86_64") == 0) {
init_bootfile(bootpath, x86_bootsect);
+ extra_opts = use_shmem ? get_shmem_opts("150M", shmem_path) : NULL;
cmd_src = g_strdup_printf("-machine accel=%s -m 150M"
" -name source,debug-threads=on"
" -serial file:%s/src_serial"
- " -drive file=%s,format=raw",
- accel, tmpfs, bootpath);
+ " -drive file=%s,format=raw %s",
+ accel, tmpfs, bootpath,
+ extra_opts ? extra_opts : "");
cmd_dst = g_strdup_printf("-machine accel=%s -m 150M"
" -name target,debug-threads=on"
" -serial file:%s/dest_serial"
" -drive file=%s,format=raw"
- " -incoming %s",
- accel, tmpfs, bootpath, uri);
+ " -incoming %s %s",
+ accel, tmpfs, bootpath, uri,
+ extra_opts ? extra_opts : "");
start_address = X86_TEST_MEM_START;
end_address = X86_TEST_MEM_END;
} else if (g_str_equal(arch, "s390x")) {
init_bootfile_s390x(bootpath);
+ extra_opts = use_shmem ? get_shmem_opts("128M", shmem_path) : NULL;
cmd_src = g_strdup_printf("-machine accel=%s -m 128M"
" -name source,debug-threads=on"
- " -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 = g_strdup_printf("-machine accel=%s -m 128M"
" -name target,debug-threads=on"
" -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 = S390_TEST_MEM_START;
end_address = S390_TEST_MEM_END;
} else if (strcmp(arch, "ppc64") == 0) {
+ extra_opts = use_shmem ? get_shmem_opts("256M", shmem_path) : NULL;
cmd_src = g_strdup_printf("-machine accel=%s -m 256M -nodefaults"
" -name source,debug-threads=on"
" -serial file:%s/src_serial"
" -prom-env 'use-nvramrc?=true' -prom-env "
"'nvramrc=hex .\" _\" 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_address,
+ start_address, extra_opts ? extra_opts : "");
cmd_dst = g_strdup_printf("-machine accel=%s -m 256M"
" -name target,debug-threads=on"
" -serial file:%s/dest_serial"
- " -incoming %s",
- accel, tmpfs, uri);
+ " -incoming %s %s",
+ accel, tmpfs, uri,
+ extra_opts ? extra_opts : "");
start_address = PPC_TEST_MEM_START;
end_address = PPC_TEST_MEM_END;
} else if (strcmp(arch, "aarch64") == 0) {
init_bootfile(bootpath, aarch64_kernel);
+ extra_opts = use_shmem ? get_shmem_opts("150M", shmem_path) : NULL;
cmd_src = g_strdup_printf("-machine virt,accel=%s,gic-version=max "
"-name vmsource,debug-threads=on -cpu 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 = g_strdup_printf("-machine virt,accel=%s,gic-version=max "
"-name vmdest,debug-threads=on -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 : "");
start_address = ARM_TEST_MEM_START;
end_address = ARM_TEST_MEM_END;
@@ -507,6 +532,7 @@ static int test_migrate_start(QTestState **from, QTestState
**to,
}
g_free(bootpath);
+ g_free(extra_opts);
if (hide_stderr) {
gchar *tmp;
@@ -524,6 +550,16 @@ static int test_migrate_start(QTestState **from,
QTestState **to,
*to = 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;
}
@@ -603,7 +639,7 @@ static int migrate_postcopy_prepare(QTestState **from_ptr,
char *uri = g_strdup_printf("unix:%s/migsocket", tmpfs);
QTestState *from, *to;
- if (test_migrate_start(&from, &to, uri, hide_error)) {
+ if (test_migrate_start(&from, &to, uri, hide_error, false)) {
return -1;
}
@@ -720,7 +756,7 @@ static void test_baddest(void)
char *status;
bool failed;
- 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 = g_strdup_printf("unix:%s/migsocket", tmpfs);
QTestState *from, *to;
- if (test_migrate_start(&from, &to, uri, false)) {
+ if (test_migrate_start(&from, &to, uri, false, false)) {
return;
}
@@ -781,6 +817,38 @@ static void test_precopy_unix(void)
g_free(uri);
}
+static void test_ignore_external(void)
+{
+ char *uri = 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-external", true);
+ migrate_set_capability(to, "x-ignore-external", 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[] = "/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_external", test_ignore_external);
ret = g_test_run();
--
2.20.1
[Qemu-devel] [PATCH 3/4] migration: introduce ignore-external capability, Yury Kotov, 2019/01/10
Re: [Qemu-devel] [PATCH 0/4] Add ignore-external migration capability, Dr. David Alan Gilbert, 2019/01/10