luci: Fix func execAndRead

luci-app-zapret2/htdocs/luci-static/resources/view/zapret2/tools.js

@@ -783,47 +783,78 @@ return baseclass.extend({
         const logFile = log;  // file for reading: '/tmp/zapret_pkg_install.log'
         const rcFile = logFile + '.rc';
         try {
-            await fs.exec('/bin/busybox', [ 'rm', '-f', logFile + '*' ], null);
-            appendLog('Output file cleared!');
+            await fs.exec('/bin/busybox', [ 'rm', '-f', logFile ], null);
+            await fs.exec('/bin/busybox', [ 'rm', '-f', rcFile  ], null);
+            //appendLog('Output file cleared!');
         } catch (e) {
             return callback.call(ctx, 500, 'ERROR: Failed to clear output file');
         }
-        let processStarted = false;
+        let execRetCode = -1;
         let opt_list = [ logFile ];
         try {
             opt_list.push(...cmd);
             //console.log('script-exec.sh ... '+JSON.stringify(opt_list));
-            let proc = new Promise((resolve) => {
-                fs.exec(this.appDir+'/script-exec.sh', opt_list, null)
-                    .then (() => { resolve(); })
-                    .catch(() => { resolve(); });
+            fs.exec(this.appDir+'/script-exec.sh', opt_list, null)
+            .then( (res) => {
+                if (execRetCode < 0) {
+                    execRetCode = res.code;
+                    fixLogEnd();
+                    if (res.code == 0) {
+                        appendLog('Process started....');
+                    } else {
+                        if (res.stdout) appendLog(res.stdout);
+                        appendLog('ERROR: process not executed! ret_code = '+res.code);
+                    }
+                }
+            }).catch( (e) => { 
+                console.log('ERROR: execAndRead: process not exec: '+e.message);
+                execRetCode = -100;
             });
         } catch (e) {
             return callback.call(ctx, 520, 'ERROR: Failed on execute process: ' + e.message);
         }
         let lastLen = 0;
-        let retCode = -1;
+        let retCode = -2;  // rc file not found
         return await new Promise(async (resolve, reject) => {
             let ticks = 0;
             async function epoll()
             {
                 ticks += 1;
                 try {
+                    if (retCode < 0) {
+                        let rc = await fs.exec('/bin/cat', [ rcFile ], null);
+                        if (rc.code != 0) {
+                            if (ticks >= 2) {
+                                console.log('ERROR: execAndRead: '+JSON.stringify(opt_list));
+                                fixLogEnd();
+                                resolve(callback.call(ctx, 542, 'ERROR: Failed on read process rc-file: code = ' + rc.code));
+                                return;
+                            }
+                            console.log('WARN: execAndRead: read rc-file res.code = '+rc.code);
+                        }
+                        if (rc.code == 0) {
+                            if (rc.stdout) {
+                                retCode = parseInt(rc.stdout.trim(), 10);
+                            } else {
+                                retCode = -1;  // rc file exists, but empty
+                            }
+                        }
+                        if (retCode <= -2) {
+                            setTimeout(epoll, 500);
+                            return;  // skip first step with error
+                        }
+                    }
                     let res = await fs.exec('/bin/cat', [ logFile ], null);
                     if (res.code != 0) {
-                        if (ticks > 1) {
-                            console.log('ERROR: execAndRead: '+JSON.stringify(opt_list));
-                            resolve(callback.call(ctx, 541, 'ERROR: Failed on read process log: code = ' + res.code));
-                            return;
-                        }
-                        setTimeout(epoll, 500);
-                        return;  // skip first step with error
+                        fixLogEnd();
+                        resolve(callback.call(ctx, 546, 'ERROR: Failed on read process log: code = ' + res.code));
+                        return;
                     }
-                    if (!processStarted) {
+                    if (execRetCode < 0) {
+                        execRetCode = 9999;
                         appendLog('Process started...');
-                        processStarted = true;
                     }
-                    if (res.stdout && res.stdout.length > lastLen) {
+                    if (res.code == 0 && res.stdout && res.stdout.length > lastLen) {
                         let log = res.stdout.slice(lastLen);
                         hide_rows.forEach(re => {
                             log = log.replace(re, '');
@@ -831,17 +862,6 @@ return baseclass.extend({
                         appendLog(log, '');
                         lastLen = res.stdout.length;
                     }
-                    if (retCode < 0) {
-                        let rc = await fs.exec('/bin/cat', [ rcFile ], null);
-                        if (rc.code != 0) {
-                            fixLogEnd();
-                            resolve(callback.call(ctx, 545, 'ERROR: cannot read file "' + rcFile + '"'));
-                            return;
-                        }
-                        if (rc.stdout) {
-                            retCode = parseInt(rc.stdout.trim(), 10);
-                        }
-                    }
                     if (retCode >= 0) {
                         fixLogEnd();
                         if (retCode == 0 && res.stdout) {

zapret2/Makefile

@@ -53,6 +53,19 @@ else
 	LUA_LIBRARY:=-L$(STAGING_DIR)/usr/lib -llua$(LUA_VER)
 endif
 
+UPX_VER:=5.1.0
+UPX_URL:=https://github.com/upx/upx/releases/download/v$(UPX_VER)
+UPX_URL_FILE:=upx-$(UPX_VER)-amd64_linux.tar.xz
+UPX_TAR:=$(PKG_NAME)-$(UPX_URL_FILE)
+UPX_DIR:=$(PKG_BUILD_DIR)/upx
+UPX_BIN:=$(UPX_DIR)/upx
+
+ifneq ($(filter mips64,$(ARCH)),)
+  USE_UPX := 0
+else
+  USE_UPX := 1
+endif
+
 #TAR_OPTIONS:=--strip-components 1 $(TAR_OPTIONS)
 #TAR_CMD=$(HOST_TAR) -C $(1) $(TAR_OPTIONS)
 
@@ -80,6 +93,14 @@ endef
 $(eval $(call Download,$(PKG_NAME)-luajit))
 endif
 
+define Download/$(PKG_NAME)-upx
+	FILE:=$(UPX_TAR)
+	URL:=$(UPX_URL)
+	URL_FILE:=$(UPX_URL_FILE)
+	HASH:=skip
+endef
+$(eval $(call Download,$(PKG_NAME)-upx))
+
 define Build/Prepare
 	$(Build/Prepare/Default)
 	rm -f $(PKG_BUILD_DIR)/$(MAKE_PATH)/nfqws2
@@ -97,6 +118,9 @@ define Build/Prepare
 		tar -xzf "$(DL_DIR)/$(LUAJIT_TGZ)" --strip-components=1 -C "$(LUASRC_DIR)" ; \
 		rm -rf $(LUAOUT_DIR) ; \
 	fi
+	rm -rf $(UPX_DIR)
+	mkdir -p $(UPX_DIR)
+	tar -xf "$(DL_DIR)/$(UPX_TAR)" --strip-components=1 -C "$(UPX_DIR)"
 endef
 
 #define Build/Configure
@@ -135,6 +159,16 @@ define Build/Compile
 	$(MAKE) -C $(PKG_BUILD_DIR)/$(MAKE_PATH) $(TARGET_CONFIGURE_OPTS) LUA_JIT=$(LUA_JIT) LUA_CFLAGS="$(LUA_INCLUDE)" LUA_LIB="$(LUA_LIBRARY)"
 	$(MAKE) -C $(PKG_BUILD_DIR)/ip2net $(TARGET_CONFIGURE_OPTS)
 	$(MAKE) -C $(PKG_BUILD_DIR)/mdig $(TARGET_CONFIGURE_OPTS)
+ifeq ($(USE_UPX),1)
+	@if [ -x "$(UPX_BIN)" ]; then \
+		echo "Packing nfqws2 with UPX"; \
+		$(UPX_BIN) --best --lzma $(PKG_BUILD_DIR)/$(MAKE_PATH)/nfqws2; \
+	else \
+		echo "WARNING: UPX not found, skipping packing"; \
+	fi
+else
+	@echo "Skipping UPX for $(ARCH)"
+endif
 endef
 
 ZAPRET_DIR := /opt/zapret2

zapret2/script-exec.sh

@@ -1,22 +1,37 @@
 #!/bin/sh
 # Copyright (c) 2024 remittor
 PID_FILE=/tmp/zapret-script-exec.pid
-[ -f $PID_FILE ] && exit 70
+if [ -f $PID_FILE ]; then
+	echo "ERROR: file $PID_FILE already exists!" | awk 'NR==1'
+	exit 70
+fi
 LOG_FILE=$1
 RC_FILE=$1.rc
 SH_FILE=$2
 shift 2
-[ ! -f $SH_FILE ] && exit 71
-: > $LOG_FILE
-: > $RC_FILE
+if [ ! -e $SH_FILE ]; then
+	echo "ERROR: script $SH_FILE not found!" | awk 'NR==1'
+	exit 71
+fi
+if [ ! -x $SH_FILE ]; then
+	echo "ERROR: script $SH_FILE not Found!" | awk 'NR==1'
+	exit 72
+fi
 start-stop-daemon -S -b -p $PID_FILE -x /bin/sh -- -c '
 	LOG_FILE=$1
 	RC_FILE=$2
 	SH_FILE=$3
 	shift 3
-	sh $SH_FILE "$@" > $LOG_FILE 2>&1
+	printf "" > $LOG_FILE
+	printf "" > $RC_FILE
+	$SH_FILE "$@" >> $LOG_FILE 2>&1
 	RET_CODE=$?
-	sleep 1
 	echo $RET_CODE > $RC_FILE
 ' sh $LOG_FILE $RC_FILE $SH_FILE "$@"
+RET_CODE=$?
+if [ $RET_CODE != 0 ]; then
+	echo "ERROR: script $SH_FILE not executed! ret_code = $RET_CODE" | awk 'NR==1'
+	exit $RET_CODE
+fi
+echo "Script $SH_FILE running..." | awk 'NR==1'
 exit 0