784 lines
35 KiB
C
784 lines
35 KiB
C
#define _GNU_SOURCE
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/* test_audiod_host.c — meow_audiod 宿主集成测试（FILE sink，无 /dev/snd 环境）。
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*
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* 验证 AUDIOD_DESIGN.md 里程碑 A1：
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* - 全 IPC 链路：OPEN→WRITE→QUERY→PAUSE/RESUME→STOP→EOF 回收
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* - 两个客户端抢占：旧流收 MSG_AUDIO_PREEMPTED（PCM 丢弃）
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* - tone 生成 WAV 可核验正弦（440Hz，帧数/过零率粗检）
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*
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* 启动被测试 audiod（宿主二进制，env MEOW_AUDIO_SINK=file / MEOW_AUDIO_OUT=<wav> /
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* MEOW_AUDIO_SOCK=<sock> / MEOW_AUDIO_FORCE=1 跳过门控）。
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*
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* 编译（宿主）：cc -I../meow_launcherd -Os -Wall -Wextra test_audiod_host.c -o test_audiod_host
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*/
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#include "meow_ipc.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <errno.h>
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#include <fcntl.h>
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#include <math.h>
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#include <poll.h>
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#include <signal.h>
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#include <time.h>
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#include <sys/time.h>
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#include <sys/socket.h>
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#include <sys/un.h>
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#include <sys/wait.h>
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#define TSOCK "/tmp/meow_audio_test.sock"
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#define TWAV "/tmp/meow_audio_test.wav"
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static int g_audiod_pid = -1;
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static int g_pass = 0, g_fail = 0;
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static void check(int cond, const char *name)
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{
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if (cond) { printf(" PASS %s\n", name); g_pass++; }
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else { printf(" FAIL %s\n", name); g_fail++; }
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}
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/* ---- 原始 IPC 客户端（全有界：connect 非阻塞 2s + SO_SNDTIMEO 2s——回归卡死时
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* 测试 FAIL 而不是跟着挂死） ---- */
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struct cli { int fd; };
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static int cli_connect(struct cli *c)
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{
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c->fd = socket(AF_UNIX, SOCK_STREAM, 0);
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if (c->fd < 0) return -1;
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int fl = fcntl(c->fd, F_GETFL, 0);
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if (fl >= 0) fcntl(c->fd, F_SETFL, fl | O_NONBLOCK);
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struct sockaddr_un a;
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memset(&a, 0, sizeof a);
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a.sun_family = AF_UNIX;
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snprintf(a.sun_path, sizeof a.sun_path, "%s", TSOCK);
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int r = connect(c->fd, (struct sockaddr *)&a, sizeof a);
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if (r < 0 && errno == EINPROGRESS) {
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struct pollfd p;
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p.fd = c->fd; p.events = POLLOUT; p.revents = 0;
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if (poll(&p, 1, 2000) > 0) {
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int err = 0;
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socklen_t el = sizeof err;
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if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, &err, &el) == 0 && err != 0) { errno = err; r = -1; }
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} else {
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r = -1;
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}
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}
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if (r < 0) { close(c->fd); return -1; }
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if (fl >= 0) fcntl(c->fd, F_SETFL, fl);
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struct timeval tv;
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tv.tv_sec = 2; tv.tv_usec = 0;
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setsockopt(c->fd, SOL_SOCKET, SO_SNDTIMEO, &tv, sizeof tv);
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return 0;
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}
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static int w_all(int fd, const void *p, size_t n)
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{
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const uint8_t *b = p; size_t o = 0;
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while (o < n) { ssize_t r = write(fd, b + o, n - o); if (r < 0) { if (errno == EINTR) continue; return -1; } o += (size_t)r; }
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return 0;
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}
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static int r_all(int fd, void *p, size_t n)
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{
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uint8_t *b = p; size_t o = 0;
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while (o < n) { ssize_t r = read(fd, b + o, n - o); if (r <= 0) return -1; o += (size_t)r; }
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return 0;
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}
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static int sf(int fd, uint16_t type, uint32_t req, const void *pl, uint32_t len)
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{
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uint8_t hdr[MEOW_IPC_HDR_LEN];
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uint32_t magic = MEOW_IPC_MAGIC; uint16_t ver = MEOW_IPC_VERSION;
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memcpy(hdr, &magic, 4); memcpy(hdr + 4, &ver, 2); memcpy(hdr + 6, &type, 2); memcpy(hdr + 8, &req, 4); memcpy(hdr + 12, &len, 4);
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if (w_all(fd, hdr, sizeof hdr)) return -1;
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if (len && pl && w_all(fd, pl, len)) return -1;
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return 0;
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}
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static int rf(int fd, uint16_t *type, uint8_t *rbuf, uint32_t rcap)
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{
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uint8_t hdr[MEOW_IPC_HDR_LEN];
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if (r_all(fd, hdr, sizeof hdr)) return -1;
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uint32_t magic, len; uint16_t ver;
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memcpy(&magic, hdr, 4); memcpy(&ver, hdr + 4, 2); memcpy(type, hdr + 6, 2); memcpy(&len, hdr + 12, 4);
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if (magic != MEOW_IPC_MAGIC || ver != MEOW_IPC_VERSION) return -1;
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if (len > rcap) len = rcap;
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if (len && r_all(fd, rbuf, len)) return -1;
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return (int)len;
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}
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/* 带超时读一帧（poll） */
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static int rf_tmo(int fd, int tmo_ms, uint16_t *type, uint8_t *rbuf, uint32_t rcap)
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{
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struct pollfd p; p.fd = fd; p.events = POLLIN; p.revents = 0;
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if (poll(&p, 1, tmo_ms) <= 0) return -2;
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return rf(fd, type, rbuf, rcap);
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}
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static void stop_audiod(void)
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{
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if (g_audiod_pid > 0) { kill(g_audiod_pid, SIGTERM); waitpid(g_audiod_pid, NULL, 0); g_audiod_pid = -1; }
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}
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/* 带超时的停止：SIGTERM 后最多等 tmo_ms；不退 → SIGKILL 并返回 0（卡死回归显形）。 */
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static int stop_audiod_tmo(int tmo_ms)
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{
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if (g_audiod_pid <= 0) return 1;
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kill(g_audiod_pid, SIGTERM);
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int ok = 0;
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for (int i = 0; i < tmo_ms / 50; i++) {
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if (waitpid(g_audiod_pid, NULL, WNOHANG) == g_audiod_pid) { ok = 1; break; }
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usleep(50000);
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}
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if (!ok) { kill(g_audiod_pid, SIGKILL); waitpid(g_audiod_pid, NULL, 0); }
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g_audiod_pid = -1;
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return ok;
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}
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static int start_audiod_ex(const char *sink, const char *wedge_after, const char *ring_wait_ms)
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{
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pid_t pid = fork();
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if (pid == 0) {
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setenv("MEOW_AUDIO_SINK", sink, 1);
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setenv("MEOW_AUDIO_OUT", TWAV, 1);
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setenv("MEOW_AUDIO_SOCK", TSOCK, 1);
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setenv("MEOW_AUDIO_FORCE", "1", 1);
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if (wedge_after) setenv("MEOW_AUDIO_TEST_WEDGE_AFTER_BYTES", wedge_after, 1);
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if (ring_wait_ms) setenv("MEOW_AUDIO_RING_WAIT_MS", ring_wait_ms, 1);
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execl("./meow_audiod_host", "meow_audiod_host", (char *)0);
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_exit(127);
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}
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return pid;
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}
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static int start_audiod(void)
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{
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return start_audiod_ex("file", NULL, NULL);
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}
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/* 带自定义 settings.conf 的启动（P2 蓝牙：测 audio.output_bt / bt.codec 读取生效） */
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static int start_audiod_settings(const char *sink, const char *settings_path)
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{
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pid_t pid = fork();
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if (pid == 0) {
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setenv("MEOW_AUDIO_SINK", sink, 1);
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setenv("MEOW_AUDIO_OUT", TWAV, 1);
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setenv("MEOW_AUDIO_SOCK", TSOCK, 1);
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setenv("MEOW_AUDIO_FORCE", "1", 1);
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if (settings_path) setenv("MEOW_AUDIO_SETTINGS", settings_path, 1);
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execl("./meow_audiod_host", "meow_audiod_host", (char *)0);
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_exit(127);
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}
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return pid;
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}
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/* 直接客户端 open */
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static int do_open(struct cli *c, int rate, int ch, int fmt, m_audio_open_ack_t *ack)
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{
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m_audio_open_t o; memset(&o, 0, sizeof o);
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snprintf(o.app_id, sizeof o.app_id, "test");
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o.rate = (uint32_t)rate; o.ch = (uint16_t)ch; o.fmt = (uint16_t)fmt; o.flags = 0;
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if (sf(c->fd, MSG_AUDIO_OPEN, 1, &o, sizeof o)) return -1;
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uint8_t rbuf[256]; uint16_t rt;
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if (rf(c->fd, &rt, rbuf, sizeof rbuf) < 0) return -1;
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if (rt != MSG_AUDIO_OPEN_ACK) return -2;
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memcpy(ack, rbuf, sizeof *ack);
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return 0;
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}
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static int do_write(struct cli *c, const void *pcm, uint32_t len)
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{
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return sf(c->fd, MSG_AUDIO_WRITE, 0, pcm, len);
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}
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static int do_ctrl(struct cli *c, uint16_t type, uint32_t sid)
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{
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m_audio_stream_t s; s.stream_id = sid;
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if (sf(c->fd, type, 2, &s, sizeof s)) return -1;
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uint8_t rbuf[64]; uint16_t rt;
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if (rf(c->fd, &rt, rbuf, sizeof rbuf) < 0) return -1;
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return (rt == MSG_ACK) ? 0 : -2;
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}
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static int do_query(struct cli *c, char *out, size_t n)
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{
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if (sf(c->fd, MSG_AUDIO_QUERY, 3, NULL, 0)) return -1;
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uint8_t rbuf[MEOW_IPC_MAX]; uint16_t rt;
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int r = rf(c->fd, &rt, rbuf, sizeof rbuf);
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if (r < 0 || rt != MSG_AUDIO_STATE) return -1;
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size_t m = ((size_t)r < n - 1) ? (size_t)r : (n - 1);
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memcpy(out, rbuf, m);
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out[m] = 0;
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return 0;
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}
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/* 生成正弦 PCM（S16 or S32，stereo 交织），返回字节数 */
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static size_t gen_sine(uint8_t *buf, size_t cap, int fmt, int frames, double freq, int rate)
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{
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int bps = (fmt == AUDIO_FMT_S16) ? 2 : 4;
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size_t fs = 2; /* 双声道 */
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size_t n = (frames > (int)(cap / (fs * bps))) ? (cap / (fs * bps)) : (size_t)frames;
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size_t o = 0;
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for (size_t i = 0; i < n; i++) {
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double ph = 2.0 * M_PI * freq * (double)i / (double)rate;
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int16_t s = (int16_t)(sin(ph) * 0.3 * 32767);
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for (int c = 0; c < 2; c++) {
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int32_t v = (fmt == AUDIO_FMT_S16) ? (int32_t)s : ((int32_t)s << 16);
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if (fmt == AUDIO_FMT_S16) { memcpy(buf + o, &s, 2); o += 2; }
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else { memcpy(buf + o, &v, 4); o += 4; }
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}
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}
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return o;
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}
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/* ---- WAV 校验：合法 + 近似正弦（逐帧过零/幅度粗检） ---- */
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static int verify_wav(const char *path, int rate_expect, int ch_expect, int bits_expect)
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{
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FILE *f = fopen(path, "rb");
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if (!f) return -1;
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unsigned char h[44];
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if (fread(h, 1, 44, f) != 44) { fclose(f); return -1; }
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if (memcmp(h, "RIFF", 4) || memcmp(h + 8, "WAVE", 4) || memcmp(h + 12, "fmt ", 4)) { fclose(f); return -1; }
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uint16_t ch, bits; uint32_t rate, byterate;
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memcpy(&ch, h + 22, 2); memcpy(&rate, h + 24, 4); memcpy(&byterate, h + 28, 4); memcpy(&bits, h + 34, 2);
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if (ch != ch_expect || rate != (uint32_t)rate_expect || bits != bits_expect) { fclose(f); return -1; }
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if (byterate != rate * ch * bits / 8) { fclose(f); return -1; }
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uint32_t data_len; memcpy(&data_len, h + 40, 4);
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if (data_len < 44) { fclose(f); return -1; }
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/* 读「左声道」样本（跳右声道）统计过零比例：正弦 freq@rate 单声道期望过零比例 ≈ 2*freq/rate。
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* 仅对「近似正弦」做粗检（40% 容差），确认不是静音/噪声/满幅方波。 */
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int bytes_samp = bits / 8;
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int frame_bytes = ch * bytes_samp;
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uint8_t framebuf[8];
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long zero_cross = 0, total = 0, prev_neg = 0;
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for (long i = 0; i < (long)(data_len / frame_bytes); i++) {
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if (fread(framebuf, 1, (size_t)frame_bytes, f) != (size_t)frame_bytes) break;
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int32_t val = 0;
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if (bytes_samp == 2) { int16_t v; memcpy(&v, framebuf, 2); val = v; }
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else { int32_t v; memcpy(&v, framebuf, 4); val = v >> 16; }
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if (val != 0) {
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int neg = val < 0;
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if (total > 0 && neg != prev_neg) zero_cross++;
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prev_neg = neg;
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}
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total++;
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}
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fclose(f);
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if (total < 100) return -3;
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double obs = (double)zero_cross / (double)total;
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double exp = 2.0 * 440.0 / (double)rate_expect;
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if (obs < exp * 0.6 || obs > exp * 1.4) return -2;
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return 0;
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}
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int main(void)
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{
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unlink(TSOCK); unlink(TWAV);
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g_audiod_pid = start_audiod();
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if (g_audiod_pid < 0) { printf("cannot fork audiod\n"); return 1; }
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usleep(300000);
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printf("=== meow_audiod host test (FILE sink) ===\n");
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/* ---- T1：全链路 OPEN→WRITE→QUERY→PAUSE/RESUME→STOP ---- */
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printf("[T1 full chain]\n");
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struct cli a;
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check(cli_connect(&a) == 0, "connect A");
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m_audio_open_ack_t ack;
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check(do_open(&a, 44100, 2, AUDIO_FMT_S16, &ack) == 0 && ack.err == MEOW_OK && ack.stream_id > 0, "open A");
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printf(" grant=%u/%u/%s sid=%u\n", (unsigned)ack.grant_rate, (unsigned)ack.grant_ch, (ack.grant_fmt == AUDIO_FMT_S16 ? "S16" : "S32"), (unsigned)ack.stream_id);
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uint8_t pcm[4096];
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size_t wb = gen_sine(pcm, sizeof pcm, (int)(ack.grant_fmt ? ack.grant_fmt : AUDIO_FMT_S16), 100, 440, 44100);
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check(wb > 0 && do_write(&a, pcm, (uint32_t)wb) == 0, "write A");
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usleep(150000);
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char q[1024];
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check(do_query(&a, q, sizeof q) == 0 && strstr(q, "active=1"), "query active");
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printf(" query: %s\n", q);
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check(do_ctrl(&a, MSG_AUDIO_PAUSE, ack.stream_id) == 0, "pause A");
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usleep(50000);
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do_query(&a, q, sizeof q);
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check(strstr(q, "paused=1") != NULL, "query paused");
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check(do_ctrl(&a, MSG_AUDIO_RESUME, ack.stream_id) == 0, "resume A");
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usleep(50000);
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check(do_ctrl(&a, MSG_AUDIO_STOP, ack.stream_id) == 0, "stop A");
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usleep(100000);
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do_query(&a, q, sizeof q);
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check(strstr(q, "active=0") != NULL, "stop -> inactive");
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close(a.fd);
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/* ---- T2：两个客户端抢占（旧收 PREEMPTED，PCM 丢弃） ---- */
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printf("[T2 preemption]\n");
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struct cli a2, b2;
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check(cli_connect(&a2) == 0, "connect A2");
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m_audio_open_ack_t ackA2;
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check(do_open(&a2, 48000, 2, AUDIO_FMT_S16, &ackA2) == 0 && ackA2.err == MEOW_OK, "open A2");
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size_t wb2 = gen_sine(pcm, sizeof pcm, (int)(ackA2.grant_fmt ? ackA2.grant_fmt : AUDIO_FMT_S16), 100, 440, 48000);
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do_write(&a2, pcm, (uint32_t)wb2);
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check(cli_connect(&b2) == 0, "connect B2");
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m_audio_open_ack_t ackB2;
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check(do_open(&b2, 96000, 2, AUDIO_FMT_S16, &ackB2) == 0 && ackB2.err == MEOW_OK, "open B2 (preempt)");
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/* A2 应收到 PREEMPTED */
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uint8_t rbuf[128]; uint16_t rt;
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int npr = rf_tmo(a2.fd, 1000, &rt, rbuf, sizeof rbuf);
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check(npr >= (int)sizeof(m_audio_preempted_t) && rt == MSG_AUDIO_PREEMPTED, "A2 got PREEMPTED");
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if (npr >= (int)sizeof(m_audio_preempted_t)) {
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m_audio_preempted_t pm; memcpy(&pm, rbuf, sizeof pm);
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printf(" preempted by %s (stream %u)\n", pm.by_app, (unsigned)pm.stream_id);
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}
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/* A2 写被丢弃；B2 写生效 */
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do_write(&a2, pcm, (uint32_t)wb2); /* 应丢弃（A2 已 draining） */
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usleep(100000);
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do_query(&a2, q, sizeof q);
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printf(" after preempt, A2 query: %s\n", q);
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do_write(&b2, pcm, (uint32_t)wb2);
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usleep(100000);
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do_query(&b2, q, sizeof q);
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check(strstr(q, "active=1") && strstr(q, "rate=96000"), "B2 active after preempt");
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do_ctrl(&b2, MSG_AUDIO_STOP, ackB2.stream_id);
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do_ctrl(&a2, MSG_AUDIO_STOP, ackA2.stream_id);
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close(a2.fd); close(b2.fd);
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||
|
||
/* ---- T3：EOF 回收（客户端直接断链） ---- */
|
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printf("[T3 EOF recycle]\n");
|
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struct cli c3;
|
||
check(cli_connect(&c3) == 0, "connect C3");
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m_audio_open_ack_t ackC3;
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||
check(do_open(&c3, 44100, 2, AUDIO_FMT_S16, &ackC3) == 0, "open C3");
|
||
/* 不 STOP，直接断链（close fd）→ audiod poll 读到 EOF → 回收 */
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do_write(&c3, pcm, (uint32_t)gen_sine(pcm, sizeof pcm, AUDIO_FMT_S16, 100, 440, 44100));
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close(c3.fd);
|
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usleep(200000);
|
||
struct cli c3q; check(cli_connect(&c3q) == 0, "connect C3q");
|
||
do_query(&c3q, q, sizeof q);
|
||
printf(" after EOF: %s\n", q);
|
||
check(strstr(q, "active=0") != NULL, "EOF recycle -> inactive");
|
||
close(c3q.fd);
|
||
|
||
/* ---- T5：长流回归（3 分钟等效 PCM 持续灌；FILE sink 全速排空 → 加速时钟等效）。
|
||
* 回归目标：真机「长流卡死」——喂流期间 listener/IO 循环必须持续可服务，
|
||
* 帧数零丢失、零 underrun、零丢弃，STOP 后排空落盘完整。 ---- */
|
||
printf("[T5 long stream (3min equivalent)]\n");
|
||
struct cli l5;
|
||
check(cli_connect(&l5) == 0, "connect L5");
|
||
m_audio_open_ack_t ackL5;
|
||
check(do_open(&l5, 44100, 2, AUDIO_FMT_S16, &ackL5) == 0 && ackL5.err == MEOW_OK, "open L5");
|
||
uint32_t fs5 = (uint32_t)ackL5.grant_ch * (ackL5.grant_fmt == AUDIO_FMT_S16 ? 2u : 4u);
|
||
if (fs5 == 0) fs5 = 4;
|
||
uint64_t total_frames = 44100ULL * 180; /* 3 分钟等效流 */
|
||
uint64_t total_bytes = total_frames * fs5;
|
||
uint8_t chunk[4096];
|
||
memset(chunk, 0x5A, sizeof chunk); /* 内容无关：测完整性/不卡死 */
|
||
size_t per = (sizeof chunk / fs5) * fs5;
|
||
uint64_t sent = 0;
|
||
int werr = 0, probe_n = 0, probe_ok = 0;
|
||
while (sent < total_bytes) {
|
||
uint64_t w = total_bytes - sent;
|
||
if (w > per) w = per;
|
||
if (do_write(&l5, chunk, (uint32_t)w) != 0) { werr = 1; break; }
|
||
sent += w;
|
||
if (sent % (512 * per) == 0) { /* 每 2MB 探一次 listener 活性 */
|
||
struct cli s5;
|
||
s5.fd = -1;
|
||
probe_n++;
|
||
if (cli_connect(&s5) == 0) {
|
||
char q5[1024];
|
||
if (do_query(&s5, q5, sizeof q5) == 0 && strstr(q5, "active=1")) probe_ok++;
|
||
close(s5.fd);
|
||
}
|
||
}
|
||
}
|
||
check(!werr && sent == total_bytes, "long feed completed (io never stalled)");
|
||
printf(" fed %llu bytes (%llu frames), mid-feed status probes %d/%d alive\n",
|
||
(unsigned long long)sent, (unsigned long long)(sent / fs5), probe_ok, probe_n);
|
||
check(probe_n >= 10 && probe_ok == probe_n, "listener/io alive during long feed");
|
||
do_ctrl(&l5, MSG_AUDIO_STOP, ackL5.stream_id);
|
||
/* 排空证明改为「WAV 写满 + STATE 归零」双判据：流结束后 played 已由 session_clean 清零
|
||
* （会话回收契约），不再作排空判据；WAV size==44+fed 才是「帧无丢失」的 ground truth。 */
|
||
long wavsz5 = -1;
|
||
char q5[1024];
|
||
int clean5 = 0;
|
||
for (int i = 0; i < 300; i++) { /* 最多 30s 等排空+回填 WAV 头 */
|
||
usleep(100000);
|
||
do_query(&l5, q5, sizeof q5);
|
||
FILE *f = fopen(TWAV, "rb");
|
||
if (f) { fseek(f, 0, SEEK_END); wavsz5 = ftell(f); fclose(f); }
|
||
if (wavsz5 == (long)(44 + total_bytes) && strstr(q5, "active=0") && strstr(q5, "played=0")) {
|
||
clean5 = 1; break;
|
||
}
|
||
}
|
||
check(clean5, "long stream fully played (WAV==fed bytes, STATE clean)");
|
||
check(strstr(q5, "underrun=0") != NULL && strstr(q5, "dropped=0") != NULL,
|
||
"no underrun/drop on long stream");
|
||
check(wavsz5 == (long)(44 + total_bytes), "long WAV size == 44 + fed bytes");
|
||
close(l5.fd);
|
||
|
||
/* ---- T4：tone 写 WAV（由 CLI 走完整 IPC 链路；mipsel/host CLI 共用） ---- */
|
||
printf("[T4 tone -> WAV]\n");
|
||
unlink(TWAV);
|
||
pid_t tone_pid = fork();
|
||
if (tone_pid == 0) {
|
||
setenv("MEOW_AUDIO_SOCK", TSOCK, 1);
|
||
execl("./meow_audio_host", "meow_audio_host", "tone", "440", "500", "44100", (char *)0);
|
||
_exit(127);
|
||
}
|
||
waitpid(tone_pid, NULL, 0);
|
||
usleep(300000);
|
||
check(verify_wav(TWAV, 44100, 2, 16) == 0, "WAV valid sine");
|
||
printf(" wav size: ");
|
||
{ FILE *f = fopen(TWAV, "rb"); if (f) { fseek(f, 0, SEEK_END); printf("%ld bytes\n", ftell(f)); fclose(f); } }
|
||
|
||
stop_audiod();
|
||
|
||
/* ---- T6：设备 wedge 生存（故障注入复现真机长流卡死场景）。
|
||
* MEOW_AUDIO_TEST_WEDGE_AFTER_BYTES=128KB → 播放线程永久堵在 dev_write（睡到 g_stop）。
|
||
* 旧代码：ring 满 → IO 线程 ring_write cond_wait 永不醒 → accept 停摆 → 全链冻结。
|
||
* 护栏后：ring 写有界（RING_WAIT_MS=50ms）超时丢弃，IO/accept/preempt 全部存活。 ---- */
|
||
printf("[T6 device wedge survival]\n");
|
||
unlink(TSOCK);
|
||
g_audiod_pid = start_audiod_ex("null", "131072", "50");
|
||
usleep(400000);
|
||
struct cli w6;
|
||
check(cli_connect(&w6) == 0, "connect W6");
|
||
m_audio_open_ack_t ackW6;
|
||
check(do_open(&w6, 44100, 2, AUDIO_FMT_S16, &ackW6) == 0 && ackW6.err == MEOW_OK, "open W6");
|
||
int werr6 = 0;
|
||
uint64_t sent6 = 0;
|
||
for (int i = 0; i < 100; i++) { /* 400KB：128KB 后 wedge，其余全靠丢弃 */
|
||
if (do_write(&w6, chunk, (uint32_t)per) != 0) { werr6 = 1; break; }
|
||
sent6 += per;
|
||
}
|
||
check(!werr6 && sent6 == 100 * (uint64_t)per, "feed continues across wedge (no deadlock)");
|
||
struct cli s6;
|
||
s6.fd = -1;
|
||
char q6[1024];
|
||
int io_alive = 0;
|
||
if (cli_connect(&s6) == 0) {
|
||
if (do_query(&s6, q6, sizeof q6) == 0 && strstr(q6, "route_mode=")) io_alive = 1;
|
||
close(s6.fd);
|
||
}
|
||
check(io_alive, "io loop alive after wedge (connect+query served)");
|
||
check(io_alive && strstr(q6, "dropped=") != NULL && atoi(strstr(q6, "dropped=") + 8) > 0,
|
||
"drop policy engaged (dropped>0)");
|
||
struct cli p6;
|
||
p6.fd = -1;
|
||
int pre6 = 0;
|
||
if (cli_connect(&p6) == 0) {
|
||
m_audio_open_ack_t ak6;
|
||
if (do_open(&p6, 48000, 2, AUDIO_FMT_S16, &ak6) == 0 && ak6.err == MEOW_OK) pre6 = 1;
|
||
close(p6.fd);
|
||
}
|
||
check(pre6, "preempt OPEN granted while wedged");
|
||
close(w6.fd);
|
||
check(stop_audiod_tmo(5000) != 0, "wedged audiod exits on SIGTERM within 5s");
|
||
|
||
/* ---- T7：慢/不读客户端下行丢弃（server→client 写绝不堵 IO 循环）。
|
||
* Z 狂发 QUERY 从不读响应 → server 下行缓冲灌满 → send_frame 单发即丢（txdrop++）。
|
||
* 护栏断言：server 不卡死、新连接照常服务、txdrop 有计数。 ---- */
|
||
printf("[T7 slow-client tx drop]\n");
|
||
unlink(TSOCK);
|
||
g_audiod_pid = start_audiod_ex("null", NULL, NULL);
|
||
usleep(400000);
|
||
struct cli z7;
|
||
check(cli_connect(&z7) == 0, "connect Z7");
|
||
int serr7 = 0, sent7 = 0;
|
||
for (int i = 0; i < 2000; i++) {
|
||
if (sf(z7.fd, MSG_AUDIO_QUERY, 9, NULL, 0) != 0) { serr7 = 1; break; }
|
||
sent7++;
|
||
}
|
||
check(!serr7 && sent7 == 2000, "query spam sent (client never reads)");
|
||
struct cli f7;
|
||
f7.fd = -1;
|
||
char q7[1024];
|
||
int alive7 = 0;
|
||
if (cli_connect(&f7) == 0) {
|
||
if (do_query(&f7, q7, sizeof q7) == 0 && strstr(q7, "route_mode=")) alive7 = 1;
|
||
close(f7.fd);
|
||
}
|
||
check(alive7, "server responsive after tx drops");
|
||
check(alive7 && strstr(q7, "txdrop=") != NULL && atoi(strstr(q7, "txdrop=") + 7) > 0,
|
||
"txdrop counted");
|
||
close(z7.fd);
|
||
stop_audiod();
|
||
|
||
/* ---- T8：数字域电平表 + 全面监控日志（M2.97 DAC 实时监控）。
|
||
* 已知幅度正弦（amp=0.3, 440Hz）：理论 RMS=0.3/√2 → -13.5dBFS，peak=0.3 → -10.5dBFS。
|
||
* audiod 电平表为整数近似（octave 线性插值，误差 ~0.5dB）→ 容差 ±2.5dB。
|
||
* 监控日志：流活跃期主线程 1s 节拍写 /tmp/audio_monitor_<bootts>.log（宿主无卡降级）。 ---- */
|
||
printf("[T8 level meter + monitor log]\n");
|
||
unlink(TSOCK); unlink(TWAV);
|
||
g_audiod_pid = start_audiod(); /* file sink */
|
||
usleep(400000);
|
||
struct cli m8;
|
||
check(cli_connect(&m8) == 0, "connect M8");
|
||
m_audio_open_ack_t ackM8;
|
||
check(do_open(&m8, 44100, 2, AUDIO_FMT_S16, &ackM8) == 0 && ackM8.err == MEOW_OK, "open M8");
|
||
/* 喂 ~270ms 的 440Hz/0.3 幅度正弦（>2 个 100ms 窗口） */
|
||
for (int i = 0; i < 12; i++)
|
||
do_write(&m8, pcm, (uint32_t)gen_sine(pcm, sizeof pcm, AUDIO_FMT_S16, 1000, 440, 44100));
|
||
char q8[1024];
|
||
check(do_query(&m8, q8, sizeof q8) == 0 && strstr(q8, "rms=") && strstr(q8, "peak="),
|
||
"query exposes rms/peak keys");
|
||
int rms8 = -990, pk8 = -990;
|
||
for (int i = 0; i < 20; i++) { /* 最多 2s 等首个窗口结算（播放排空竞态护栏） */
|
||
do_query(&m8, q8, sizeof q8);
|
||
rms8 = atoi(strstr(q8, "rms=") + 4);
|
||
pk8 = atoi(strstr(q8, "peak=") + 5);
|
||
if (rms8 > -990) break;
|
||
usleep(100000);
|
||
}
|
||
printf(" sine 0.3: rms=%d peak=%d (expect rms≈-135 peak≈-105 deci-dB)\n", rms8, pk8);
|
||
check(rms8 >= -160 && rms8 <= -110, "sine RMS ≈ -13.5dBFS (±2.5dB)");
|
||
check(pk8 >= -130 && pk8 <= -80, "sine peak ≈ -10.5dBFS (±2.5dB)");
|
||
/* 静音 → 地板（轮询等窗口结算：窗口按块粒度对齐，消除播放排空时序竞态） */
|
||
{
|
||
uint8_t zeros[4096];
|
||
memset(zeros, 0, sizeof zeros);
|
||
for (int i = 0; i < 8; i++) do_write(&m8, zeros, sizeof zeros); /* ~186ms */
|
||
int floor_ok = 0;
|
||
for (int i = 0; i < 20; i++) { /* 最多 2s 等纯零窗口结算 */
|
||
usleep(100000);
|
||
do_query(&m8, q8, sizeof q8);
|
||
rms8 = atoi(strstr(q8, "rms=") + 4);
|
||
pk8 = atoi(strstr(q8, "peak=") + 5);
|
||
if (rms8 <= -990 && pk8 <= -990) { floor_ok = 1; break; }
|
||
}
|
||
printf(" silence: rms=%d peak=%d\n", rms8, pk8);
|
||
check(floor_ok, "silence -> -inf floor");
|
||
}
|
||
/* monitor CLI 冒烟（流仍活跃：输出含电平字段+电平条） */
|
||
{
|
||
unlink("/tmp/meow_mon_cli.out");
|
||
pid_t mp = fork();
|
||
if (mp == 0) {
|
||
setenv("MEOW_AUDIO_SOCK", TSOCK, 1);
|
||
int fd = open("/tmp/meow_mon_cli.out", O_WRONLY | O_CREAT | O_TRUNC, 0644);
|
||
if (fd >= 0) { dup2(fd, 1); close(fd); }
|
||
execl("./meow_audio_host", "meow_audio_host", "monitor", "2", (char *)0);
|
||
_exit(127);
|
||
}
|
||
int mst = 0;
|
||
waitpid(mp, &mst, 0);
|
||
char mb[4096];
|
||
int ml = 0;
|
||
int fd = open("/tmp/meow_mon_cli.out", O_RDONLY);
|
||
if (fd >= 0) { ml = (int)read(fd, mb, sizeof mb - 1); close(fd); if (ml > 0) mb[ml] = 0; }
|
||
check(ml > 0 && strstr(mb, "rms=") && strstr(mb, "LIVE") && strchr(mb, '['),
|
||
"monitor CLI prints live level bar");
|
||
}
|
||
/* 监控日志文件：活跃期应已写入（前面耗时已超 2 个 1s 节拍） */
|
||
char bootts[64] = "";
|
||
{
|
||
int fd = open("/tmp/meow_bootts", O_RDONLY);
|
||
if (fd >= 0) { ssize_t r = read(fd, bootts, 63); close(fd); if (r > 0) bootts[r] = 0; }
|
||
}
|
||
char monpath[160];
|
||
snprintf(monpath, sizeof monpath, "/tmp/audio_monitor_%s.log", bootts);
|
||
char monbuf[4096];
|
||
int monlen = 0;
|
||
{
|
||
int fd = open(monpath, O_RDONLY);
|
||
if (fd >= 0) { monlen = (int)read(fd, monbuf, sizeof monbuf - 1); close(fd); if (monlen > 0) monbuf[monlen] = 0; }
|
||
}
|
||
check(monlen > 0 && strstr(monbuf, "app=test") && strstr(monbuf, "rms=") &&
|
||
strstr(monbuf, "hwrate=") && strstr(monbuf, "vol="),
|
||
"monitor log file written while stream active");
|
||
/* 流停止即停写 */
|
||
do_ctrl(&m8, MSG_AUDIO_STOP, ackM8.stream_id);
|
||
usleep(1400000);
|
||
off_t msz1 = -1, msz2 = -1;
|
||
{ int fd = open(monpath, O_RDONLY); if (fd >= 0) { msz1 = lseek(fd, 0, SEEK_END); close(fd); } }
|
||
usleep(1400000);
|
||
{ int fd = open(monpath, O_RDONLY); if (fd >= 0) { msz2 = lseek(fd, 0, SEEK_END); close(fd); } }
|
||
check(msz1 >= 0 && msz1 == msz2, "monitor log stops when stream stops");
|
||
close(m8.fd);
|
||
stop_audiod();
|
||
|
||
/* ---- T9：孤儿会话回收（客户端崩溃/被杀 → 会话完整回收 → STATE 归零）。
|
||
* 复现 ncm 被内核 OOM 杀（sig=9）场景：客户端子进程 OPEN + 写正弦（使 written/played/rms/peak/
|
||
* lvlseq 非零、流活跃），随即 SIGKILL 子进程（内核自动关 socket fd）——audiod 应检测 EOF 并完整
|
||
* 回收：active=0/sid=0/written=0/played=0/underrun=0/rms=peak=-inf/lvlseq=0，STATE 回干净无流基线。 ---- */
|
||
printf("[T9 orphan reclaim (client SIGKILL)]\n");
|
||
unlink(TSOCK); unlink(TWAV);
|
||
g_audiod_pid = start_audiod(); /* file sink */
|
||
usleep(400000);
|
||
{
|
||
int p9[2];
|
||
if (pipe(p9) == 0) {
|
||
pid_t kid = fork();
|
||
if (kid == 0) {
|
||
/* 子进程 = 客户端：OPEN + 写足够正弦（≥2 窗口，使电平表结算）→ 通知父进程后挂死 */
|
||
close(p9[0]);
|
||
setenv("MEOW_AUDIO_SOCK", TSOCK, 1);
|
||
struct cli c9;
|
||
if (cli_connect(&c9) != 0) _exit(2);
|
||
m_audio_open_ack_t ack9;
|
||
if (do_open(&c9, 44100, 2, AUDIO_FMT_S16, &ack9) != 0 || ack9.err != MEOW_OK) _exit(3);
|
||
uint8_t pc9[4096];
|
||
for (int i = 0; i < 12; i++) {
|
||
size_t w9 = gen_sine(pc9, sizeof pc9, AUDIO_FMT_S16, 1000, 440, 44100);
|
||
if (do_write(&c9, pc9, (uint32_t)w9) != 0) _exit(4);
|
||
}
|
||
char ok = 1;
|
||
if (write(p9[1], &ok, 1) != 1) _exit(5);
|
||
for (;;) pause(); /* 等父进程 SIGKILL（模拟 OOM sig=9） */
|
||
}
|
||
close(p9[1]);
|
||
char ok = 0;
|
||
int got = (int)read(p9[0], &ok, 1); /* 等子进程写完 */
|
||
close(p9[0]);
|
||
check(got == 1 && ok == 1, "child client wrote audio (stream active)");
|
||
/* pre-death：流活跃 + 电平表已污染（证明待回收的会话有非零统计） */
|
||
int pre9 = 0;
|
||
char q9b[1024] = "";
|
||
for (int i = 0; i < 20; i++) { /* 最多 2s 等电平窗口结算 */
|
||
struct cli q9c;
|
||
if (cli_connect(&q9c) != 0) { usleep(100000); continue; }
|
||
if (do_query(&q9c, q9b, sizeof q9b) == 0) {
|
||
int rms9 = atoi(strstr(q9b, "rms=") + 4);
|
||
int lvl9 = atoi(strstr(q9b, "lvlseq=") + 7);
|
||
if (strstr(q9b, "active=1") && rms9 > -990 && lvl9 > 0) { pre9 = 1; close(q9c.fd); break; }
|
||
}
|
||
close(q9c.fd);
|
||
usleep(100000);
|
||
}
|
||
printf(" pre-crash: %s", q9b);
|
||
check(pre9, "stream active & meter populated before crash");
|
||
/* 模拟崩溃：SIGKILL 子进程（内核关 socket fd → audiod poll 到 EOF → 回收） */
|
||
kill(kid, SIGKILL);
|
||
waitpid(kid, NULL, 0);
|
||
/* post-death：轮询直到 STATE 完全归零（排空后 session_clean） */
|
||
int clean9 = 0;
|
||
char q9a[1024] = "";
|
||
for (int i = 0; i < 40; i++) { /* 最多 4s */
|
||
usleep(100000);
|
||
struct cli q9c;
|
||
if (cli_connect(&q9c) != 0) continue;
|
||
if (do_query(&q9c, q9a, sizeof q9a) == 0) {
|
||
int rr = atoi(strstr(q9a, "rms=") + 4);
|
||
int pp = atoi(strstr(q9a, "peak=") + 5);
|
||
int lv = atoi(strstr(q9a, "lvlseq=") + 7);
|
||
if (strstr(q9a, "active=0") && strstr(q9a, "sid=0") &&
|
||
strstr(q9a, "written=0") && strstr(q9a, "played=0") &&
|
||
strstr(q9a, "underrun=0") && rr <= -990 && pp <= -990 && lv == 0) {
|
||
clean9 = 1; close(q9c.fd); break;
|
||
}
|
||
}
|
||
close(q9c.fd);
|
||
}
|
||
printf(" post-crash: %s", q9a);
|
||
check(clean9, "SIGKILL orphan -> STATE fully clean (sid/written/played/rms/peak/lvlseq zeroed)");
|
||
check(strstr(q9a, "active=0") != NULL && strstr(q9a, "app=-") != NULL,
|
||
"orphan query shows no-stream baseline");
|
||
} else {
|
||
check(0, "pipe for T9 child");
|
||
}
|
||
}
|
||
/* ---- T10：连接表溢出丢弃护栏与回收（回归 fd=N accept 风暴，§2026-09-02 真机 1489 次）。
|
||
* 背景：CLI_MAX=8（§12「客户端全有界」护栏）。ncm「每次 audio_out_open 新建一条短连接」
|
||
* （旧 audio_out_sync_volume）在边下边播/切歌 churn 下会反复占用连接槽：8 张表占满后，
|
||
* 新 connect 的 accept 因 cli_alloc 失败被**安全丢弃**（日志 "client limit reached, drop"），
|
||
* 表回收后 NEW 连接照常服务。本用例：
|
||
* ① 洪泛 connect→write→close ×60（远超 CLI_MAX=8，走上述 drop 护栏）；
|
||
* ② 断言 audiod **不 wedge/不崩**（此后 SIGTERM 干净退出）；
|
||
* ③ 等表回收（短连接已 close，EOF 逐 poll 回收）后，新 OPEN 仍被授权（fd 复用回收）。
|
||
* 「同一 fd=N 被反复 accept」= 对端短连接 + fd 低位复用，本是**正常回收机理**，非循环缺陷；
|
||
* 根因在对端每 open 建新连接，由 ncm side audio_out.c「音量同步每进程一次」消除（vol_sync_sim）。 ---- */
|
||
printf("[T10 client-table overflow guard & recycle]\n");
|
||
unlink(TSOCK);
|
||
g_audiod_pid = start_audiod_ex("null", NULL, NULL);
|
||
usleep(400000);
|
||
int burst = 0;
|
||
for (int i = 0; i < 60; i++) { /* 洪泛 > CLI_MAX=8 */
|
||
struct cli v;
|
||
if (cli_connect(&v) == 0) {
|
||
int32_t pct = 50;
|
||
if (sf(v.fd, MSG_AUDIO_VOLUME, 7, &pct, sizeof pct) == 0) burst++;
|
||
close(v.fd); /* 对端读 EOF → cli_free 回收 */
|
||
}
|
||
}
|
||
printf(" issued=%d/60 (cap by CLI_MAX=8 overflow drops)\n", burst);
|
||
check(burst > 0, "connections issued (overflow hits drop guard)");
|
||
/* ③ 等表回收（≤1s：EOF 逐 poll 回收）后新 OPEN 仍被授权 */
|
||
usleep(700000);
|
||
int eok = 0;
|
||
{
|
||
struct cli e;
|
||
if (cli_connect(&e) == 0) {
|
||
m_audio_open_ack_t ak;
|
||
if (do_open(&e, 48000, 2, AUDIO_FMT_S16, &ak) == 0 && ak.err == MEOW_OK) eok = 1;
|
||
close(e.fd);
|
||
}
|
||
}
|
||
check(eok, "fresh OPEN after overflow (table recycled, no exhaustion/wedge)");
|
||
check(stop_audiod_tmo(5000) != 0, "audiod not wedged by overflow (SIGTERM clean exit)");
|
||
|
||
/* ---- T11：P2 蓝牙 输出目标（OUT_BT）+ 音量 AVRCP 隔离 + 格式归一 + codec。
|
||
* 宿主以 FILE sink 跑（真 bluealsa 传输留给真机），验证目标选择/音量隔离/格式逻辑：
|
||
* - settings.conf `audio.output_bt=1` + `bt.codec=SBC` → target=bt / codec=SBC / volctl=avrcp / grant fmt=S16；
|
||
* - BT 下 MSG_AUDIO_VOLUME 设置：**不下发 DAC 音量反转**——g_vol_pct 不变、不持久化 audio.volume、
|
||
* volctl 仍 avrcp（隔离成立）；
|
||
* - MSG_AUDIO_OUTPUT 切回 DAC：target=dac / volctl=dac；此后音量设置写 DAC + 持久化 audio.volume。
|
||
* 断言：BT 路径绝不动 DAC 音量（plan §三/§五「两套隔离」）；BT 格式归一=S16；codec 读到生效。 ---- */
|
||
printf("[T11 BT output target + AVRCP vol isolation]\n");
|
||
unlink(TSOCK); unlink(TWAV);
|
||
const char *tconf = "/tmp/meow_test_settings.conf";
|
||
FILE *tf = fopen(tconf, "w");
|
||
if (tf) { fprintf(tf, "# meow-settings 1\naudio.volume = 60\naudio.output_bt = 1\nbt.codec = SBC\n"); fclose(tf); }
|
||
g_audiod_pid = start_audiod_settings("file", tconf);
|
||
usleep(400000);
|
||
struct cli b11;
|
||
check(cli_connect(&b11) == 0, "connect B11");
|
||
m_audio_open_ack_t ack11;
|
||
check(do_open(&b11, 44100, 2, AUDIO_FMT_S16, &ack11) == 0 && ack11.err == MEOW_OK, "open B11 (bt)");
|
||
char q11[1024];
|
||
check(do_query(&b11, q11, sizeof q11) == 0 && strstr(q11, "target=bt"),
|
||
"settings output_bt=1 -> target=bt");
|
||
check(strstr(q11, "codec=SBC") != NULL, "settings bt.codec=SBC -> codec=SBC");
|
||
check(strstr(q11, "volctl=avrcp") != NULL, "bt -> volctl=avrcp (AVRCP vol control)");
|
||
check(strstr(q11, "fmt=S16") != NULL, "bt grant fmt=S16 (format normalize)");
|
||
/* BT/file sink 写一段流（应正常落盘到 WAV） */
|
||
do_write(&b11, pcm, (uint32_t)gen_sine(pcm, sizeof pcm, (int)(ack11.grant_fmt ? ack11.grant_fmt : AUDIO_FMT_S16), 600, 440, 44100));
|
||
usleep(150000);
|
||
/* 音量设置 while BT：不下发 DAC——g_vol_pct 不变（60）、不持久化 audio.volume=40、volctl 仍 avrcp */
|
||
{
|
||
int32_t pct = 40;
|
||
if (sf(b11.fd, MSG_AUDIO_VOLUME, 8, &pct, sizeof pct) == 0) {
|
||
uint8_t ab[64]; uint16_t at; rf(b11.fd, &at, ab, sizeof ab); /* 消费 ACK */
|
||
}
|
||
usleep(100000);
|
||
}
|
||
check(do_query(&b11, q11, sizeof q11) == 0 && strstr(q11, "volctl=avrcp"),
|
||
"vol set while bt -> volctl still avrcp (isolation)");
|
||
check(strstr(q11, "vol=60") != NULL, "vol set while bt -> DAC vol unchanged (60)");
|
||
{
|
||
FILE *chk = fopen(tconf, "r"); int has40 = 0; char l[128];
|
||
if (chk) { while (fgets(l, sizeof l, chk)) if (strstr(l, "audio.volume = 40")) has40 = 1; fclose(chk); }
|
||
check(!has40, "bt vol set does NOT persist audio.volume=40");
|
||
}
|
||
/* MSG_AUDIO_OUTPUT 切回 DAC */
|
||
{
|
||
m_audio_output_t oo; oo.target = AUDIO_OUT_DAC;
|
||
if (sf(b11.fd, MSG_AUDIO_OUTPUT, 9, &oo, sizeof oo) == 0) {
|
||
uint8_t ab[64]; uint16_t at; rf(b11.fd, &at, ab, sizeof ab);
|
||
}
|
||
usleep(150000);
|
||
}
|
||
check(do_query(&b11, q11, sizeof q11) == 0 && strstr(q11, "target=dac"),
|
||
"MSG_AUDIO_OUTPUT -> target=dac");
|
||
check(strstr(q11, "volctl=dac") != NULL, "dac -> volctl=dac");
|
||
/* 现在音量设置应写 DAC + 持久化 */
|
||
{
|
||
int32_t pct = 40;
|
||
if (sf(b11.fd, MSG_AUDIO_VOLUME, 10, &pct, sizeof pct) == 0) {
|
||
uint8_t ab[64]; uint16_t at; rf(b11.fd, &at, ab, sizeof ab);
|
||
}
|
||
usleep(150000);
|
||
}
|
||
check(do_query(&b11, q11, sizeof q11) == 0 && strstr(q11, "vol=40"), "dac vol set -> g_vol_pct=40");
|
||
{
|
||
FILE *chk = fopen(tconf, "r"); int has40 = 0; char l[128];
|
||
if (chk) { while (fgets(l, sizeof l, chk)) if (strstr(l, "audio.volume = 40")) has40 = 1; fclose(chk); }
|
||
check(has40, "dac vol set persists audio.volume=40");
|
||
}
|
||
do_ctrl(&b11, MSG_AUDIO_STOP, ack11.stream_id);
|
||
close(b11.fd);
|
||
stop_audiod();
|
||
|
||
printf("=== SUMMARY: pass=%d fail=%d ===\n", g_pass, g_fail);
|
||
return g_fail ? 1 : 0;
|
||
}
|