feat(svc_perf): network 采集并入 perf 聚合 — 真实 WiFi(wpa_cli/ip) + 蓝牙(hci0/sysfs) + hostname_local, SYSTEM 子集输出, /api/perf 保持轻量 (agent-165)

patch_v2/meow_svc_perf/meow_svc_perf.c

@@ -312,6 +312,129 @@ static void sys_kernel(char *out, int cap)
     out[rl] = 0;
 }
 
+/* ---------------- 网络（wifi/bluetooth/hostname_local，SYSTEM 子集） ----------------
+ * 单一权威源：/api/system、/api/status 的 network 段由 meow_svc_perf 聚合（SYSTEM_FRAMEWORK_SERVICES §4.1）。
+ * 采集只走 popen(wpa_cli/ip/hciconfig) + /sys 只读，带超时防挂；拿不到的真实值回 null/占位，绝不编造。
+ */
+/* wifi：解析 wpa_cli status；返回 connected(1/0)。ssid/ip 失败置空串（→ null）。 */
+static int net_wifi(char *ssid, size_t sscap, char *ip, size_t ipcap)
+{
+    ssid[0] = 0; ip[0] = 0;
+    int connected = 0;
+    char *o = popen_read_tmo(MEOW_TIMEOUT_MS,
+                 "PATH=/bin:/sbin:/usr/bin:/usr/sbin wpa_cli status 2>/dev/null");
+    if (o) {
+        char *ln = o;
+        while (ln && *ln) {
+            char *nl = strchr(ln, '\n');
+            if (nl) *nl = 0;
+            if (!strncmp(ln, "wpa_state=", 10)) { if (!strcmp(ln + 10, "COMPLETED")) connected = 1; }
+            else if (!strncmp(ln, "ssid=", 5)) { snprintf(ssid, sscap, "%s", ln + 5); }
+            if (!nl) break;
+            ln = nl + 1;
+        }
+        free(o);
+    }
+    /* IP：ip -o -4 addr show wlan0 → "2: wlan0 inet 10.78.193.50/24 ..."，取含 '.'+'/' 的 token 的 '/' 前段 */
+    char *o2 = popen_read_tmo(MEOW_TIMEOUT_MS,
+                 "PATH=/bin:/sbin:/usr/bin:/usr/sbin ip -o -4 addr show wlan0 2>/dev/null");
+    if (o2) {
+        for (char *tk = strtok(o2, " \t"); tk; tk = strtok(NULL, " \t")) {
+            char *dot = strchr(tk, '.');    if (!dot) continue;
+            char *sl  = strchr(tk, '/');    if (!sl || sl < dot) continue;
+            size_t len = (size_t)(sl - tk);
+            if (len >= ipcap) len = ipcap - 1;
+            memcpy(ip, tk, len); ip[len] = 0;
+            break;
+        }
+        free(o2);
+    }
+    return connected;
+}
+
+/* bluetooth 段字段（不含外层 {}）：available/powered/address/connected/devices。 */
+static void net_bluetooth_json(sbuf_t *s)
+{
+    int available = 0;
+    struct stat st;
+    if (stat("/sys/class/bluetooth/hci0", &st) == 0) available = 1;
+    sA(s, "\"available\":%s", available ? "true" : "false");
+    /* address：/sys/class/bluetooth/hci0/address 优先，回退 hciconfig 的 BD Address */
+    char addr[32] = "";
+    if (available) {
+        read_file_txt("/sys/class/bluetooth/hci0/address", addr, sizeof addr);
+        if (!addr[0]) {
+            char *o = popen_read_tmo(MEOW_TIMEOUT_MS,
+                         "PATH=/bin:/sbin:/usr/bin:/usr/sbin hciconfig hci0 2>/dev/null");
+            if (o) {
+                char *p = strstr(o, "BD Address:");
+                if (p) {
+                    p += 11;                              /* "BD Address:" 长 11 */
+                    while (*p == ' ') p++;
+                    int i = 0;
+                    while (*p && *p != ' ' && *p != '\n' && i < (int)sizeof addr - 1) addr[i++] = *p++;
+                    addr[i] = 0;
+                }
+                free(o);
+            }
+        }
+    }
+    sA(s, ",\"address\":");
+    if (addr[0]) sA_str(s, addr); else sA(s, "null");
+    /* powered：/sys/.../power（on/off）优先，文件不可读回退 hciconfig 行首 UP/DOWN */
+    int powered = 0;
+    char pw[8] = "";
+    int pwok = 0;
+    if (available) {
+        pwok = read_file_txt("/sys/class/bluetooth/hci0/power", pw, sizeof pw);
+        if (pwok > 0 && pw[0]) {
+            powered = (!strcmp(pw, "on"));
+        } else {
+            char *o = popen_read_tmo(MEOW_TIMEOUT_MS,
+                         "PATH=/bin:/sbin:/usr/bin:/usr/sbin hciconfig hci0 2>/dev/null");
+            if (o) {
+                char *ln = o;
+                while (ln && *ln) {
+                    char *nl = strchr(ln, '\n');
+                    if (nl) *nl = 0;
+                    char *q = ln;
+                    while (*q == ' ' || *q == '\t') q++;
+                    if (!strncmp(q, "UP", 2)) { powered = 1; break; }
+                    if (!strncmp(q, "DOWN", 4)) { powered = 0; break; }
+                    if (!nl) break;
+                    ln = nl + 1;
+                }
+                free(o);
+            }
+        }
+    }
+    sA(s, ",\"powered\":%s", powered ? "true" : "false");
+    /* connected/devices：无配对记录可查（/var/lib/bluetooth 空/未知）→ false/[]，不编造 */
+    sA(s, ",\"connected\":false,\"devices\":[]");
+}
+
+/* network 完整对象（含外层 {}）。hostname 无效（空/"-"）时 hostname_local=null。 */
+static void net_json(sbuf_t *s, const char *hostname)
+{
+    char ssid[64] = "", ip[64] = "";
+    int wc = net_wifi(ssid, sizeof ssid, ip, sizeof ip);
+    sA(s, "{\"wifi\":{\"connected\":%s", wc ? "true" : "false");
+    sA(s, ",\"ssid\":");
+    if (ssid[0]) sA_str(s, ssid); else sA(s, "null");
+    sA(s, ",\"ip\":");
+    if (ip[0]) sA_str(s, ip); else sA(s, "null");
+    sA(s, ",\"rssi\":null,\"bitrate_mbps\":null},\"bluetooth\":{");
+    net_bluetooth_json(s);
+    sA(s, "},\"hostname_local\":");
+    const char *hn = (hostname && hostname[0] && strcmp(hostname, "-")) ? hostname : NULL;
+    if (!hn) { sA(s, "null"); return; }
+    char hl[96];
+    size_t l = strlen(hn);
+    if (l >= 6 && !strcmp(hn + l - 6, ".local")) snprintf(hl, sizeof hl, "%s", hn);
+    else snprintf(hl, sizeof hl, "%s.local", hn);
+    sA_str(s, hl);
+}
+
 /* ---------------- 聚合 JSON（subset 位掩码；与 MEOWPANEL_PROTOCOL §3.1 .data 对齐） ---------------- */
 static int agg_json(int subset, char *out, int cap)
 {
@@ -369,6 +492,8 @@ static int agg_json(int subset, char *out, int cap)
         sA(&s, ",\"kernel\":"); sA_str(&s, ker);
         sA(&s, ",\"arch\":"); sA_str(&s, arch);
         sA(&s, "}");
+        /* network（wifi/bluetooth/hostname_local）：SYSTEM 子集，/api/system 与 /api/status 透传 */
+        SEP(); sA(&s, "\"network\":"); net_json(&s, host);
     }
     sA(&s, "}");   /* 外层闭合 */
 #undef SEP