make aivs monitor stable & add service in rootfs

src/apps/aivs-monitor/main.c

@@ -11,6 +11,7 @@ CURL *curl;
 struct curl_slist *headers = NULL;
 int current_round = 0;
 int thread_processed_rount = 0;
+const char *instruction_json_path = "/tmp/mico_aivs_lab/instruction.log";
 
 void speaker_pause() {
     // ubus call mediaplayer player_play_operation {\"action\":\"pause\"}
@@ -108,8 +109,15 @@ void mute_speaker_thread(void *arg) {
     printf("mute speaker thread exit\n");
 }
 
+void wait_for_message_file_ready() {
+    // wait for message file ready
+    while (access(instruction_json_path, F_OK) != 0) {
+        usleep(1000 * 1000);
+    }
+}
+
 int main() {
-    const char *instruction_json_path = "/tmp/mico_aivs_lab/instruction.log";
+    wait_for_message_file_ready();
 
     FILE *json_file = fopen(instruction_json_path, "r");
     fseek(json_file, 0, SEEK_END);
@@ -179,4 +187,4 @@ int main() {
     curl_easy_cleanup(curl);
 
     return 0;
-}
+}

src/pack/.gitignore

@@ -1,3 +1,4 @@
 *.bin
 rootfs.img
 tmp
+root

src/pack/pack.sh

@@ -29,6 +29,10 @@ for patch in $PATCHES; do
 	patch -p1 < $patch
 done
 
+if [ -d $BASE_DIR/root ]; then
+	rsync -av $BASE_DIR/root/ .
+fi
+
 popd
 
 mksquashfs squashfs-root rootfs.img -comp xz -b 256K -noappend && mv rootfs.img $BASE_DIR/rootfs.img

src/pack/patches/002.aivs-monitor.patch

@@ -0,0 +1,33 @@
+diff --git a/etc/init.d/aivs_monitor b/etc/init.d/aivs_monitor
+new file mode 100755
+index 0000000..b4a6bf4
+--- /dev/null
++++ b/etc/init.d/aivs_monitor
+@@ -0,0 +1,19 @@
++#!/bin/sh /etc/rc.common
++
++START=85
++USE_PROCD=1
++DEBUG=0
++
++start_service() {
++    procd_open_instance
++    procd_set_param command /usr/bin/aivs-monitor
++    procd_set_param stdout 0
++    procd_set_param stderr 0
++    procd_set_param respawn 3600 5 0
++    procd_close_instance
++}
++
++stop_service() {
++    procd_kill "aivs-monitor"
++    kill -9 `ps|grep "/usr/bin/aivs-monitor"|grep -v grep|awk '{print $1}'`
++}
+diff --git a/etc/rc.d/S99aivs-monitor b/etc/rc.d/S99aivs-monitor
+new file mode 120000
+index 0000000..3a68593
+--- /dev/null
++++ b/etc/rc.d/S99aivs-monitor
+@@ -0,0 +1 @@
++../init.d/aivs_monitor
+\ No newline at end of file