move modem operation to dump_modemlog

Bug: 240530709
Test: adb bugreport
Change-Id: Ib1076164cdd766433d0e78068396040a6e34c774

modem/Android.bp

@@ -18,7 +18,9 @@ cc_binary {
         "-Werror",
     ],
     shared_libs: [
+        "libbase",
         "libdump",
+        "liblog",
     ],
     vendor: true,
     relative_install_path: "dump",

modem/dump_modemlog.cpp

@@ -14,9 +14,47 @@
  * limitations under the License.
  */
 #include <dump/pixel_dump.h>
+#include <android-base/properties.h>
+#include <log/log.h>
+
+#define MODEM_LOGGING_PERSIST_PROPERTY "persist.vendor.sys.modem.logging.enable"
+#define MODEM_LOGGING_PROPERTY "vendor.sys.modem.logging.enable"
+#define MODEM_LOGGING_STATUS_PROPERTY "vendor.sys.modem.logging.status"
+#define MODEM_LOGGING_NUMBER_BUGREPORT_PROPERTY "persist.vendor.sys.modem.logging.br_num"
+#define MODEM_LOGGING_PATH_PROPERTY "vendor.sys.modem.logging.log_path"
+#define MODEM_LOG_PREFIX "sbuff_"
 
 int main() {
-    dumpLogs("/data/vendor/radio/extended_logs", "/data/vendor/radio/logs/always-on/all_logs", 20, "extended_log_");
+    bool modemLogEnabled = ::android::base::GetBoolProperty(MODEM_LOGGING_PERSIST_PROPERTY, false);
+    if (modemLogEnabled && ::android::base::GetProperty(MODEM_LOGGING_PATH_PROPERTY, "") == MODEM_LOG_DIRECTORY) {
+        bool modemLogStarted = ::android::base::GetBoolProperty(MODEM_LOGGING_STATUS_PROPERTY, false);
+        int maxFileNum = ::android::base::GetIntProperty(MODEM_LOGGING_NUMBER_BUGREPORT_PROPERTY, 100);
+
+        if (modemLogStarted) {
+            ::android::base::SetProperty(MODEM_LOGGING_PROPERTY, "false");
+            ALOGD("Stopping modem logging...\n");
+        } else {
+            ALOGD("modem logging is not running\n");
+        }
+
+        for (int i = 0; i < 15; i++) {
+            if (!::android::base::GetBoolProperty(MODEM_LOGGING_STATUS_PROPERTY, false)) {
+                ALOGD("modem logging stopped\n");
+                sleep(1);
+                break;
+            }
+            sleep(1);
+        }
+
+        dumpLogs(MODEM_LOG_DIRECTORY, BUGREPORT_PACKING_DIR, maxFileNum, MODEM_LOG_PREFIX);
+
+        if (modemLogStarted) {
+            ALOGD("Restarting modem logging...\n");
+            ::android::base::SetProperty(MODEM_LOGGING_PROPERTY, "true");
+        }
+    }
+
+    dumpLogs("/data/vendor/radio/extended_logs", BUGREPORT_PACKING_DIR, 20, "extended_log_");
     copyFile("/mnt/vendor/efs/nv_normal.bin", "/data/vendor/radio/logs/always-on/all_logs/nv_normal.bin");
     copyFile("/mnt/vendor/efs/nv_protected.bin", "/data/vendor/radio/logs/always-on/all_logs/nv_protected.bin");
     return 0;

modem/sepolicy/dump_modemlog.te

@@ -4,6 +4,9 @@ userdebug_or_eng(`
   allow dump_modemlog mnt_vendor_file:dir search;
   allow dump_modemlog modem_efs_file:dir search;
   allow dump_modemlog modem_efs_file:file r_file_perms;
+  allow dump_modemlog vendor_slog_file:dir r_dir_perms;
+  allow dump_modemlog vendor_slog_file:file r_file_perms;
   allow dump_modemlog radio_vendor_data_file:dir create_dir_perms;
   allow dump_modemlog radio_vendor_data_file:file create_file_perms;
+  set_prop(dump_modemlog, vendor_modem_prop)
 ')