131 lines
5.3 KiB
C
131 lines
5.3 KiB
C
/* mp_svcd.c — 服务表域：svcd 状态解析 + /api/svcd + 首页聚合 /api/overview。 */
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#include "mp.h"
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const char *svcd_bin(void)
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{
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const char *e = getenv("MEOW_SVCD_BIN");
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if (e && e[0]) return e;
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if (!access(SVCD_BIN, X_OK)) return SVCD_BIN;
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return SVCD_BIN_CARD;
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}
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void svcd_fill(sbuf_t *s)
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{
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char out[16384];
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char cmd[300];
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snprintf(cmd, sizeof cmd, "%s status all 2>/dev/null", svcd_bin());
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int code = run_cmd(cmd, out, sizeof out);
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if (code != 0) { sA(s, "{\"available\":false}"); return; }
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panel_strip_ansi(out);
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char *toks[256];
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sbuf_t svcs = {0};
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int first = 1, count = 0;
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char *ln = out;
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while (*ln) {
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char *nl = strchr(ln, '\n');
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if (nl) *nl = 0;
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int n = txt_tokens(ln, toks, 256);
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/* 数据行：NAME STATE PID RESTART BACKOFF TRIGGER SRC EXIT EXIT_TIME EXEC...
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* state=tok[1] 须为合法状态；exec=join(tok[9..n))。 */
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if (n >= 10) {
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const char *st = toks[1];
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int is_known = (!strcmp(st,"running") || !strcmp(st,"stopped") ||
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!strcmp(st,"stopping") || !strcmp(st,"disabled") || !strcmp(st,"failed"));
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if (is_known) {
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char exec[512];
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join_tokens(toks, 9, n, exec, sizeof exec);
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int restarts = 0;
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{ const char *slash = strchr(toks[3], '/'); (void)slash; restarts = atoi(toks[3]); }
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if (!first) sA(&svcs, ",");
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first = 0; count++;
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sA(&svcs, "{\"name\":"); sA_str(&svcs, toks[0]);
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sA(&svcs, ",\"state\":"); sA_str(&svcs, toks[1]);
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sA(&svcs, ",\"pid\":%d", atoi(toks[2]));
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sA(&svcs, ",\"restart\":%d", restarts);
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sA(&svcs, ",\"restart_str\":");
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sA_str(&svcs, toks[3]);
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sA(&svcs, ",\"backoff_ms\":%d", atoi(toks[4]));
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sA(&svcs, ",\"trigger\":");
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sA_str(&svcs, toks[5]);
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sA(&svcs, ",\"src\":");
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sA_str(&svcs, toks[6]);
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sA(&svcs, ",\"exit\":");
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sA_str(&svcs, toks[7]);
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sA(&svcs, ",\"exit_time\":");
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sA_str(&svcs, toks[8]);
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sA(&svcs, ",\"exec\":");
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sA_str(&svcs, exec);
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sA(&svcs, "}");
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}
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}
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if (nl) { *nl = '\n'; ln = nl + 1; } else break;
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}
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sA(s, "{\"available\":true,\"count\":%d,\"services\":[%s]}", count, svcs.b ? svcs.b : "");
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sbuf_free(&svcs);
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}
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int api_svcd(int sock)
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{
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sbuf_t s = {0};
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svcd_fill(&s);
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int rc = send_json(sock, 200, s.b ? s.b : "{\"available\":false}");
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sbuf_free(&s);
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return rc;
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}
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int api_overview(int sock)
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{
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sbuf_t s = {0};
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sA(&s, "{\"ts\":%lld,", (long long)time(NULL));
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char pb[4096];
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if (ipc_perf_query(0, pb, sizeof pb) == MEOW_OK && utf8_valid_n(pb, strlen(pb)))
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sA(&s, "\"perf\":%s,", pb);
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else sA(&s, "\"perf\":{\"available\":false},");
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char pw[MEOW_IPC_MAX];
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if (ipc_pm_query(0, pw, sizeof pw) == MEOW_OK && utf8_valid_n(pw, strlen(pw)))
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sA(&s, "\"power\":%s,", pw);
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else sA(&s, "\"power\":{\"available\":false},");
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/* 最近异常耗电/充放电/亮灭屏/背光跳变事件（摘要 top2 进 overview，完整列表走 /api/power/events）。 */
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{
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uint32_t ecnt = 2;
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char ej[MEOW_IPC_MAX];
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uint16_t ert = 0;
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int ert_rc = ipc_pm_send(MSG_PM_EVENTS, &ecnt, sizeof ecnt, &ert, ej, sizeof ej);
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if (ert_rc > 0 && ert == MSG_PM_EVENTS_RESULT && utf8_valid_n(ej, strlen(ej)))
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sA(&s, "\"events\":%s,", ej);
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else
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sA(&s, "\"events\":{\"available\":false},");
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}
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sA(&s, "\"audio\":");
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audio_fill(&s);
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if (net_block_fill(&s) == 0)
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; /* net 块已追加（状态 + 合并的 dns 子键） */
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else
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sA(&s, ",\"net\":{\"available\":false}");
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sA(&s, ",\"ams\":");
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ams_fill(&s);
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sA(&s, ",\"svcd\":");
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svcd_fill(&s);
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sA(&s, "}");
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/* 服务端自校验：发出前 jv_parse 自查，坏了留证+回 500（防「非 JSON 响应」破页，2026-09-02 间歇性事故）
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* 加严：内嵌 NUL（strlen 截断浏览器收残体）/非法 UTF-8（浏览器 JSON.parse 拒收，宽松解析器放行）*/
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jv_t *chk = jv_parse(s.b ? s.b : "{}", (int)(s.b ? s.n : 2));
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size_t slen = s.b ? strlen(s.b) : 0;
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int nul_inside = s.b && (slen != s.n); /* 内嵌 NUL：strlen < s.n */
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int utf8_bad = s.b && !utf8_valid_n(s.b, s.n);
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int unbalanced = s.b && !json_strict_balanced(s.b, s.n); /* 尾随垃圾/多括号（jv_parse 容忍，浏览器不容忍） */
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if (s.b && (nul_inside || utf8_bad || unbalanced)) { chk = NULL; }
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if (!chk && s.b) {
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FILE *df = fopen("/tmp/overview_bad.json", "w");
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if (df) { fwrite(s.b, 1, s.n, df); fclose(df); }
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panel_log("overview: SELF-CHECK fail (nul=%d utf8_bad=%d unbalanced=%d n=%zu strlen=%zu), raw dumped /tmp/overview_bad.json", nul_inside, utf8_bad, unbalanced, s.n, slen);
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sbuf_free(&s);
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return send_err(sock, 500, "INTERNAL", "overview 聚合输出未通过 JSON 自校验（原始数据已留 /tmp/overview_bad.json）");
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}
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if (chk) jv_free(chk);
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int rc = send_json(sock, 200, s.b ? s.b : "{}");
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sbuf_free(&s);
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return rc;
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}
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