initialize spk

spk/INFO

@@ -0,0 +1,19 @@
+package="RustDesk Server"
+version="1.1.3"
+description="RustDesk是一款可以完全由用户定义的远程桌面软件。您可以使用RustDesk服务器自建中继服务器，先尝试打洞加密直连，不行再由服务器转发。此服务需要三个端口，NAT测试端口：21115(tcp)，ID/注册端口：21116(tcp/udp) ，中继端口：21117(tcp)。"
+displayname="RustDesk服务器"
+maintainer="CarrieZ Studio"
+maintainer_url="https://rustdesk.com/zh/"
+distributor="RustDesk & 裙下孤魂"
+support_url="https://rustdesk.com/contact/"
+arch="apollolake avoton braswell broadwell broadwellnk bromolow cedarview denverton dockerx64 geminilake grantley kvmx64 purley v1000 x86 x86_64"
+os_min_ver="6.1"
+reloadui="yes"
+startable="yes"
+thirdparty="yes"
+install_reboot="no"
+install_dep_packages=""
+install_conflict_packages=""
+checksum="b66b5f9f889229092ed76e42b23878e4"
+extractsize=""
+checkport="no"

spk/WIZARD_UIFILES/install_uifile

@@ -0,0 +1,34 @@
+[{
+    "step_title": "Install Settings",
+    "items": [{
+        "type": "textfield",
+        "desc": "RustDesk中继服务器端口",
+        "subitems": [{
+            "key": "hbbr_port",
+            "desc": "TCP",
+            "defaultValue": "21117",
+            "validator": {
+                "allowBlank": false,
+                "regex": {
+                    "expr": "/^([0-9]{1,4}|[1-5][0-9]{4}|6[0-4][0-9]{3}|65[0-4][0-9]{2}|655[0-2][0-9]|6553[0-5])$/",
+                    "errorText": "端口号必须为数字"
+                }
+            }
+        }]
+    }, {
+        "type": "textfield",
+        "desc": "RustDesk ID/注册服务器端口",
+        "subitems": [{
+            "key": "hbbs_port",
+            "desc": "ID/注册服务端口TCP/UDP",
+            "defaultValue": "21116",
+            "validator": {
+                "allowBlank": false,
+                "regex": {
+                    "expr": "/^([0-9]{1,4}|[1-5][0-9]{4}|6[0-4][0-9]{3}|65[0-4][0-9]{2}|655[0-2][0-9]|6553[0-5])$/",
+                    "errorText": "端口号必须为数字"
+                }
+            }
+        }]
+    }
+        }]

spk/pubkey

@@ -0,0 +1,30 @@
+-----BEGIN PGP PUBLIC KEY BLOCK-----
+Version: GnuPG v1.4.11 (GNU/Linux)
+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+=n+fM
+-----END PGP PUBLIC KEY BLOCK-----

spk/scripts/RustDesk_Server.sc

@@ -0,0 +1,23 @@
+[RustDesk_Server_HBBR]
+title="RustDesk Server (HBBR_TCP)"
+desc="RustDesk Server"
+port_forward="yes"
+dst.ports="21117/tcp"
+
+[RustDesk_Server_HBBS_TCP]
+title="RustDesk Server (HBBS_TCP)"
+desc="RustDesk Server"
+port_forward="yes"
+dst.ports="21116/tcp"
+
+[RustDesk_Server_HBBS_UDP]
+title="RustDesk Server (HBBS_UDP)"
+desc="RustDesk Server"
+port_forward="yes"
+dst.ports="21116/udp"
+
+[RustDesk_Server_NAT_TCP]
+title="RustDesk Server (NAT_TCP)"
+desc="RustDesk Server"
+port_forward="yes"
+dst.ports="21115/tcp"

spk/scripts/installer

@@ -0,0 +1,157 @@
+#!/bin/sh
+
+PACKAGE_NAME="$SYNOPKG_PKGNAME"
+PACKAGE_BASE="/var/packages/${PACKAGE_NAME}/target"
+PACKAGE_SSS="/var/packages/${PACKAGE_NAME}/scripts/start-stop-status"
+
+SERVICETOOL="/usr/syno/bin/servicetool"
+GETKEYVALUE="/usr/syno/bin/synogetkeyvalue"
+SETKEYVALUE="/usr/syno/bin/synosetkeyvalue"
+FWFILENAME="RustDesk_Server.sc"
+
+[ "${hbbr_port}" == "" ]  && hbbr_port="21117"
+[ "${hbbs_port}" == "" ]  && hbbs_port="21116"
+nat_port=`expr ${hbbs_port} - 1`
+
+preinst() {
+    exit 0
+}
+
+postinst() {
+    if [ "${SYNOPKG_PKG_STATUS}" == "INSTALL" ]; then
+        # 导入另一个RustDesk服务器数据
+        import_db="false"
+        import_all="false"
+        if [ "${rds_old_import_all}" == "true" ]; then
+            rds_old_import_db="true"
+            import_all="true"
+        elif [ "${rds_import_all}" == "true" ]; then
+            rds_import_db="true"
+            import_all="true"
+        fi
+        if [ "${rds_old_import_db}" == "true" ]; then
+            import_db="true"
+            PACKAGE_IMPORT_DIR="/var/packages/RustDesk_Server"
+        elif [ "${rds_import_db}" == "true" ]; then
+            import_db="true"
+            PACKAGE_IMPORT_DIR="/var/packages/RustDesk Server"
+        fi
+        if [ "${import_db}" == "true" ]; then
+            [ -x "${PACKAGE_IMPORT_DIR}/scripts/start-stop-status" ] \
+                && SYNOPKG_PKGNAME="RustDesk Server" "${PACKAGE_IMPORT_DIR}/scripts/start-stop-status" stop 2>&1
+            [ -f "${PACKAGE_IMPORT_DIR}/enabled" ] && rm -f "${PACKAGE_IMPORT_DIR}/enabled"
+            [ -d "${PACKAGE_IMPORT_DIR}/target/hbbs.db" ] && cp -prf "${PACKAGE_IMPORT_DIR}/target/hbbs.db" "${PACKAGE_BASE}"
+        fi
+        if [ "${import_all}" == "true" ]; then
+            [ -d "${PACKAGE_IMPORT_DIR}/target/logs" ] && cp -prf "${PACKAGE_IMPORT_DIR}/target/logs" "${PACKAGE_BASE}"
+        fi
+
+        # 添加应用配置
+        sed -i "s/中继端口：21117/中继端口：${hbbr_port}/" "/var/packages/${PACKAGE_NAME}/INFO"
+        sed -i "s/ID\/注册端口：21116/ID\/注册端口：${hbbs_port}/" "/var/packages/${PACKAGE_NAME}/INFO"
+        sed -i "s/NAT测试端口：21115/NAT测试端口：${nat_port}/" "/var/packages/${PACKAGE_NAME}/INFO"
+        sed -i "s/21117/${hbbr_port}/" "/var/packages/${PACKAGE_NAME}/scripts/${FWFILENAME}"
+        sed -i "s/21116/${hbbs_port}/" "/var/packages/${PACKAGE_NAME}/scripts/${FWFILENAME}"
+        sed -i "s/21115/${nat_port}/" "/var/packages/${PACKAGE_NAME}/scripts/${FWFILENAME}"
+        sed -i "s/port=[^ ]*/port=${hbbr_port}/g" "${PACKAGE_BASE}/config/hbbr.conf"
+        sed -i "s/port=[^ ]*/port=${hbbs_port}/g" "${PACKAGE_BASE}/config/hbbs.conf"
+
+        # 添加防火墙配置
+        cat "/var/packages/${PACKAGE_NAME}/scripts/${FWFILENAME}" >"/tmp/${FWFILENAME}"
+        ${SERVICETOOL} --install-configure-file --package "/tmp/${FWFILENAME}" >/dev/null
+        rm -f "/tmp/${FWFILENAME}"
+
+        # 设置文件权限
+        chmod -R 755 "${PACKAGE_BASE}"/*
+		chmod -R 755 "/var/packages/${PACKAGE_NAME}/scripts"/*
+		chmod -R 755 "/var/packages/${PACKAGE_NAME}/WIZARD_UIFILES"/*
+        chmod 644 "/var/packages/${PACKAGE_NAME}/INFO"
+    fi
+
+    exit 0
+}
+
+preuninst() {
+    # 停用套件
+    "${PACKAGE_SSS}" stop
+
+    # 删除防火墙配置
+    if [ "${SYNOPKG_PKG_STATUS}" == "UNINSTALL" ]; then
+        ${SERVICETOOL} --remove-configure-file --package "${FWFILENAME}" >/dev/null
+    fi
+
+    exit 0
+}
+
+postuninst() {
+    # 删除不必要的目录...
+    if [ -d "/usr/syno/etc/packages/${PACKAGE_NAME}" ]; then
+        rm -rf "/usr/syno/etc/packages/${PACKAGE_NAME}"
+    fi
+
+    exit 0
+}
+
+preupgrade() {
+    # 停用套件
+    "${PACKAGE_SSS}" stop
+
+#  Not working yet...
+#    # 检索旧设置...
+#    hbbr_port=`${GETKEYVALUE} "${PACKAGE_BASE}/config/hbbr.conf" port`
+#    hbbs_port=`${GETKEYVALUE} "${PACKAGE_BASE}/config/hbbs.conf" port`
+#    sed -i "s/21117/${hbbr_port}/" "/var/packages/${PACKAGE_NAME}/WIZARD_UIFILES/upgrade_uifile"
+#    sed -i "s/21116/${hbbs_port}/" "/var/packages/${PACKAGE_NAME}/WIZARD_UIFILES/upgrade_uifile"
+##  Not working yet...
+
+    # 备份数据文件...
+    if [ -d "${SYNOPKG_PKGDEST}" ]; then
+        DIRS4BACKUP="data logs hbbs.db config"
+        for DIR in $DIRS4BACKUP; do
+            if [ -d "${SYNOPKG_PKGDEST}/${DIR}" ]; then
+                mkdir -p "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade/${DIR}"
+                mv "${SYNOPKG_PKGDEST}/${DIR}"/* "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade/${DIR}"
+                rmdir "${SYNOPKG_PKGDEST}/${DIR}"
+            elif [ -f "${SYNOPKG_PKGDEST}/${DIR}" ]; then
+                mv "${SYNOPKG_PKGDEST}/${DIR}" "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade"
+            fi
+        done
+    fi
+
+    exit 0
+}
+
+postupgrade() {
+    # 恢复数据文件...
+    if [ -d "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade" ]; then
+        for DIR in `ls "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade"`
+        do
+            if [ -d "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade/${DIR}" ]; then
+                [ ! -d "${SYNOPKG_PKGDEST}/${DIR}" ] && mkdir "${SYNOPKG_PKGDEST}/${DIR}"
+                mv "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade/${DIR}"/* "${SYNOPKG_PKGDEST}/${DIR}"
+                rmdir "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade/${DIR}"
+            elif [ -f "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade/${DIR}" ]; then
+                mv "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade/${DIR}" "${SYNOPKG_PKGDEST}"
+            fi
+        done
+        rmdir "${SYNOPKG_PKGDEST}/../${PACKAGE_NAME}_upgrade"
+    fi
+
+    # 恢复设置...
+    hbbr_port=`${GETKEYVALUE} "${PACKAGE_BASE}/config/hbbr.conf" port` >>/tmp/wakko.txt
+    hbbs_port=`${GETKEYVALUE} "${PACKAGE_BASE}/config/hbbs.conf" port` >>/tmp/wakko.txt
+    nat_port=`expr ${hbbs_port} - 1`
+    sed -i "s/中继端口：21117/中继端口：${hbbr_port}/" "/var/packages/${PACKAGE_NAME}/INFO" >>/tmp/wakko.txt
+    sed -i "s/ID\/注册端口：21116/ID\/注册端口：${hbbs_port}/" "/var/packages/${PACKAGE_NAME}/INFO" >>/tmp/wakko.txt
+    sed -i "s/NAT测试端口：21115/NAT测试端口：${nat_port}/" "/var/packages/${PACKAGE_NAME}/INFO" >>/tmp/wakko.txt
+    sed -i "s/21117/${hbbr_port}/" "/var/packages/${PACKAGE_NAME}/scripts/${FWFILENAME}" >>/tmp/wakko.txt
+    sed -i "s/21116/${hbbs_port}/" "/var/packages/${PACKAGE_NAME}/scripts/${FWFILENAME}" >>/tmp/wakko.txt
+    sed -i "s/21115/${nat_port}/" "/var/packages/${PACKAGE_NAME}/scripts/${FWFILENAME}" >>/tmp/wakko.txt
+
+    # 设置文件权限
+    chmod -R 755 "/var/packages/${PACKAGE_NAME}/scripts"/*
+    chmod -R 755 "/var/packages/${PACKAGE_NAME}/WIZARD_UIFILES"/*
+    chmod 644 "/var/packages/${PACKAGE_NAME}/INFO"
+
+    exit 0
+}

spk/scripts/postinst

@@ -0,0 +1,3 @@
+#!/bin/sh
+. "`dirname \"$0\"`/installer"
+`basename "$0"` >$SYNOPKG_TEMP_LOGFILE

spk/scripts/postuninst

@@ -0,0 +1,3 @@
+#!/bin/sh
+. "`dirname \"$0\"`/installer"
+`basename "$0"` >$SYNOPKG_TEMP_LOGFILE

spk/scripts/postupgrade

@@ -0,0 +1,3 @@
+#!/bin/sh
+. "`dirname \"$0\"`/installer"
+`basename "$0"` >$SYNOPKG_TEMP_LOGFILE

spk/scripts/preinst

@@ -0,0 +1,3 @@
+#!/bin/sh
+. "`dirname \"$0\"`/installer"
+`basename "$0"` >$SYNOPKG_TEMP_LOGFILE

spk/scripts/preuninst

@@ -0,0 +1,3 @@
+#!/bin/sh
+. "`dirname \"$0\"`/installer"
+`basename "$0"` >$SYNOPKG_TEMP_LOGFILE

spk/scripts/preupgrade

@@ -0,0 +1,3 @@
+#!/bin/sh
+. "`dirname \"$0\"`/installer"
+`basename "$0"` >$SYNOPKG_TEMP_LOGFILE

spk/scripts/start-stop-status

@@ -0,0 +1,156 @@
+#!/bin/sh
+
+
+sError="ERROR: "
+[ ! -z "$SYNOPKG_PKGNAME" ] && sError="<br />${sError}"
+TIMEOUT=120
+PACKAGE_NAME="RustDesk Server"
+PACKAGE_BASE="/var/packages/${PACKAGE_NAME}/target"
+HBBR_BIN="${PACKAGE_BASE}/bin/hbbr"
+HBBR_PORT=`synogetkeyvalue "${PACKAGE_BASE}/config/hbbr.conf" port`
+HBBR_LOG="${PACKAGE_BASE}/logs/hbbr.log"
+HBBS_BIN="${PACKAGE_BASE}/bin/hbbs"
+HBBS_PORT=`synogetkeyvalue "${PACKAGE_BASE}/config/hbbs.conf" port`
+HBBS_LOG="${PACKAGE_BASE}/logs/hbbs.log"
+PACKAGE_ENABLED="/var/packages/${PACKAGE_NAME}/enabled"
+PS_CMD="/bin/ps -w"
+DSM_MAJORVERSION=`synogetkeyvalue /etc.defaults/VERSION majorversion`
+if [[ $DSM_MAJORVERSION -gt 5 ]]; then
+    PS_CMD="$PS_CMD -x"
+fi
+
+CheckIfDaemonAlive() {
+    local PID="$1"
+    PROCESS_ALIVE="0"
+    [ -z "$PID" ] && return 1
+
+    kill -0 "$PID"
+    [ "0" == "$?" ] && PROCESS_ALIVE="1"
+}
+
+running_hbbr() {
+    local PID=$(${PS_CMD} | sed -e 's/^[ \t]*//' | grep -v grep | grep hbbr | grep "${PACKAGE_NAME}" | head -n1 | cut -f1 -d' ')
+    CheckIfDaemonAlive $PID
+    [ "0" == "$PROCESS_ALIVE" ] && return 1
+    return 0
+}
+
+running_hbbs() {
+    local PID=$(${PS_CMD} | sed -e 's/^[ \t]*//' | grep -v grep | grep hbbs | grep "${PACKAGE_NAME}" | head -n1 | cut -f1 -d' ')
+    CheckIfDaemonAlive $PID
+    [ "0" == "$PROCESS_ALIVE" ] && return 1
+    return 0
+}
+
+start() {  
+    [ "$SYNOPKG_TEMP_LOGFILE" == "" ] && SYNOPKG_TEMP_LOGFILE="/var/log/rustdeskserver.start.log"
+    LANG=C cd "$PACKAGE_BASE" && (nohup "$HBBR_BIN" -p $HBBR_PORT > "$HBBR_LOG" 2>&1 &) && (nohup "$HBBS_BIN" -r 127.0.0.1 -p $HBBS_PORT > "$HBBS_LOG" 2>&1 &)
+
+
+    i=0
+    while true; do
+        if ! running_hbbr || ! running_hbbs ; then
+#           echo "WAIT: ${i}s of ${TIMEOUT}s"
+            sleep 5s
+            i=$((i+5))
+        else
+            break
+        fi
+        [ $i -ge $TIMEOUT ] && break
+    done
+
+    # 检查hbbr进程状态
+    if ! running_hbbr ; then
+        echo -e "${sError}hbbr进程已死" | tee -a $SYNOPKG_TEMP_LOGFILE
+        stop
+        return 1
+    fi
+
+    # 检查hbbs进程状态
+    if ! running_hbbs ; then
+        echo -e "${sError}hbbs进程已死" | tee -a $SYNOPKG_TEMP_LOGFILE
+        stop
+        return 1
+    fi
+
+    return 0
+}
+
+stop() {
+    [ "$SYNOPKG_TEMP_LOGFILE" == "" ] && SYNOPKG_TEMP_LOGFILE="/var/log/rustdeskserver.stop.log"
+    # 检查hbbr进程状态
+    if running_hbbr ; then
+        local PID=$(${PS_CMD} | sed -e 's/^[ \t]*//' | grep -v grep | grep hbbr | grep "${PACKAGE_NAME}" | head -n1 | cut -f1 -d' ')
+        [ -z "$PID" ] && return 0
+        kill -15 $PID
+        sleep 5s
+
+        # 检查hbbr进程状态
+        if running_hbbr ; then
+            kill -9 $PID
+            sleep 5s
+            if running_hbbr ; then
+                echo "${sError}无法关闭hbbr进程 (pid=$PID)!" | tee -a $SYNOPKG_TEMP_LOGFILE
+                return 1
+            fi
+        fi
+    fi
+
+    # 检查hbbs进程状态
+    if running_hbbs ; then
+        local PID=$(${PS_CMD} | sed -e 's/^[ \t]*//' | grep -v grep | grep hbbs | grep "${PACKAGE_NAME}" | head -n1 | cut -f1 -d' ')
+        [ -z "$PID" ] && return 0
+        kill -15 $PID
+        sleep 5s
+
+        # 检查hbbs进程状态
+        if running_hbbs ; then
+            kill -9 $PID
+            sleep 5s
+            if running_hbbs ; then
+                echo "${sError}无法关闭hbbs进程 (pid=$PID)!" | tee -a $SYNOPKG_TEMP_LOGFILE
+                return 1
+            fi
+        fi
+    fi
+
+    return 0
+}
+
+case $1 in
+    start)
+        # 启动服务器
+        start
+        exit $?
+    ;;
+    stop)
+        # 关闭服务器
+        stop
+        exit $?
+    ;;
+    status)
+        # 检查套件开关
+        if [ ! -f "${PACKAGE_ENABLED}" ]; then
+            echo "${sError}套件没有开启" | tee -a $SYNOPKG_TEMP_LOGFILE
+            exit 0
+        fi
+
+        # 检查hbbr进程状态
+        if ! running_hbbr ; then
+            echo "${sError}hbbr进程已死" | tee -a $SYNOPKG_TEMP_LOGFILE
+            exit 1
+        fi
+
+        # 检查hbbs进程状态
+        if ! running_hbbs ; then
+            echo "${sError}hbbs进程已死" | tee -a $SYNOPKG_TEMP_LOGFILE
+            exit 1
+        fi
+
+        exit 0
+    ;;
+    log)
+        echo "$PACKAGE_BASE/logs/server.log"
+        exit 0
+    ;;
+esac