From 23fe5448c3ed5596a85c3536b3b92d8b27834798 Mon Sep 17 00:00:00 2001
From: afwerar <1296468573@qq.com>
Date: Thu, 11 Aug 2022 21:40:20 +0800
Subject: [PATCH] build: check version before install

---
 cmake/cmake.install          | 6 +++++-
 packaging/deb/DEBIAN/control | 2 +-
 packaging/deb/DEBIAN/preinst | 5 +++++
 packaging/deb/DEBIAN/prerm   | 4 ++++
 packaging/rpm/tdengine.spec  | 4 ++++
 5 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/cmake/cmake.install b/cmake/cmake.install
index 07773d1015..4e3d0b166a 100644
--- a/cmake/cmake.install
+++ b/cmake/cmake.install
@@ -1,4 +1,8 @@
-IF (TD_LINUX)
+IF (EXISTS /var/lib/taos/dnode/dnodeCfg.json)
+  INSTALL(CODE "MESSAGE(\"The default data directory /var/lib/taos contains old data of tdengine 2.x, please clear it before installing!\")")
+ELSEIF (EXISTS C:/TDengine/data/dnode/dnodeCfg.json)
+  INSTALL(CODE "MESSAGE(\"The default data directory C:/TDengine/data contains old data of tdengine 2.x, please clear it before installing!\")")
+ELSEIF (TD_LINUX)
   SET(TD_MAKE_INSTALL_SH "${TD_SOURCE_DIR}/packaging/tools/make_install.sh")
   INSTALL(CODE "MESSAGE(\"make install script: ${TD_MAKE_INSTALL_SH}\")")
   INSTALL(CODE "execute_process(COMMAND bash ${TD_MAKE_INSTALL_SH} ${TD_SOURCE_DIR} ${PROJECT_BINARY_DIR} Linux ${TD_VER_NUMBER})")
diff --git a/packaging/deb/DEBIAN/control b/packaging/deb/DEBIAN/control
index fd3f81ba08..a2005be138 100644
--- a/packaging/deb/DEBIAN/control
+++ b/packaging/deb/DEBIAN/control
@@ -1,5 +1,5 @@
 Package: tdengine
-Version: 1.0.0
+Version: 3.0.0
 Section: utils
 Priority: optional
 #Essential: no
diff --git a/packaging/deb/DEBIAN/preinst b/packaging/deb/DEBIAN/preinst
index 184653991c..8a1a7d4d81 100644
--- a/packaging/deb/DEBIAN/preinst
+++ b/packaging/deb/DEBIAN/preinst
@@ -1,5 +1,10 @@
 #!/bin/bash
 
+if [ -f /var/lib/taos/dnode/dnodeCfg.json ]; then
+  echo -e "The default data directory \033[41;37m/var/lib/taos\033[0m contains old data of tdengine 2.x, please clear it before installing!"
+  exit 1
+fi
+
 csudo=""
 if command -v sudo > /dev/null; then
     csudo="sudo "
diff --git a/packaging/deb/DEBIAN/prerm b/packaging/deb/DEBIAN/prerm
index 14c814eb83..5676bf5c43 100644
--- a/packaging/deb/DEBIAN/prerm
+++ b/packaging/deb/DEBIAN/prerm
@@ -1,5 +1,9 @@
 #!/bin/bash
 
+if [ $1 -eq "abort-upgrade" ]; then
+  exit 0
+fi
+
 insmetaPath="/usr/local/taos/script"
 
 csudo=""
diff --git a/packaging/rpm/tdengine.spec b/packaging/rpm/tdengine.spec
index d3d4bab0e6..7a34f7a222 100644
--- a/packaging/rpm/tdengine.spec
+++ b/packaging/rpm/tdengine.spec
@@ -132,6 +132,10 @@ fi
 
 #Scripts executed before installation
 %pre
+if [ -f /var/lib/taos/dnode/dnodeCfg.json ]; then
+  echo -e "The default data directory \033[41;37m/var/lib/taos\033[0m contains old data of tdengine 2.x, please clear it before installing!"
+  exit 1
+fi
 csudo=""
 if command -v sudo > /dev/null; then
     csudo="sudo "