/* * Test HMP commands. * * Copyright (c) 2017 Red Hat Inc. * * Author: * Thomas Huth <thuth@redhat.com> * * This work is licensed under the terms of the GNU GPL, version 2 * or later. See the COPYING file in the top-level directory. * * This test calls some HMP commands for all machines that the current * QEMU binary provides, to check whether they terminate successfully * (i.e. do not crash QEMU). */ #include "qemu/osdep.h" #include "libqtest.h" static int verbose; static const char *hmp_cmds[] = { "boot_set ndc", "chardev-add null,id=testchardev1", "chardev-send-break testchardev1", "chardev-change testchardev1 ringbuf", "chardev-remove testchardev1", "commit all", "cpu-add 1", "cpu 0", "device_add ?", "device_add usb-mouse,id=mouse1", "mouse_button 7", "mouse_move 10 10", "mouse_button 0", "device_del mouse1", "dump-guest-memory /dev/null 0 4096", "dump-guest-memory /dev/null", "gdbserver", "hostfwd_add tcp::43210-:43210", "hostfwd_remove tcp::43210-:43210", "i /w 0", "log all", "log none", "memsave 0 4096 \"/dev/null\"", "migrate_set_cache_size 1", "migrate_set_downtime 1", "migrate_set_speed 1", "netdev_add user,id=net1", "set_link net1 off", "set_link net1 on", "netdev_del net1", "nmi", "o /w 0 0x1234", "object_add memory-backend-ram,id=mem1,size=256M", "object_del mem1", "pmemsave 0 4096 \"/dev/null\"", "p $pc + 8", "qom-list /", "qom-set /machine initrd test", "screendump /dev/null", "sendkey x", "singlestep on", "wavcapture /dev/null", "stopcapture 0", "sum 0 512", "x /8i 0x100", "xp /16x 0", NULL }; /* Run through the list of pre-defined commands */ static void test_commands(void) { char *response; int i; for (i = 0; hmp_cmds[i] != NULL; i++) { response = hmp("%s", hmp_cmds[i]); if (verbose) { fprintf(stderr, "\texecute HMP command: %s\n" "\tresult : %s\n", hmp_cmds[i], response); } g_free(response); } } /* Run through all info commands and call them blindly (without arguments) */ static void test_info_commands(void) { char *resp, *info, *info_buf, *endp; info_buf = info = hmp("help info"); while (*info) { /* Extract the info command, ignore parameters and description */ g_assert(strncmp(info, "info ", 5) == 0); endp = strchr(&info[5], ' '); g_assert(endp != NULL); *endp = '\0'; /* Now run the info command */ if (verbose) { fprintf(stderr, "\t%s\n", info); } resp = hmp("%s", info); g_free(resp); /* And move forward to the next line */ info = strchr(endp + 1, '\n'); if (!info) { break; } info += 1; } g_free(info_buf); } static void test_machine(gconstpointer data) { const char *machine = data; char *args; args = g_strdup_printf("-S -M %s", machine); qtest_start(args); test_info_commands(); test_commands(); qtest_end(); g_free(args); g_free((void *)data); } static void add_machine_test_case(const char *mname) { char *path; /* Ignore blacklisted machines that have known problems */ if (!strcmp("xenfv", mname) || !strcmp("xenpv", mname)) { return; } path = g_strdup_printf("hmp/%s", mname); qtest_add_data_func(path, g_strdup(mname), test_machine); g_free(path); } int main(int argc, char **argv) { char *v_env = getenv("V"); if (v_env && *v_env >= '2') { verbose = true; } g_test_init(&argc, &argv, NULL); qtest_cb_for_every_machine(add_machine_test_case, g_test_quick()); /* as none machine has no memory by default, add a test case with memory */ qtest_add_data_func("hmp/none+2MB", g_strdup("none -m 2"), test_machine); return g_test_run(); }