From 46eff1ccb06f775bc3662d87de4980e758fa556e Mon Sep 17 00:00:00 2001
From: shxyke <shxyke@gmail.com>
Date: Sun, 11 Dec 2022 01:24:37 +0000
Subject: [PATCH] feat: Add checksums for download libs

---
 cmake/fastdeploy.cmake | 8 ++++++--
 cmake/opencv.cmake     | 8 ++++++--
 cmake/utils.cmake      | 9 ++++++---
 3 files changed, 18 insertions(+), 7 deletions(-)

diff --git a/cmake/fastdeploy.cmake b/cmake/fastdeploy.cmake
index bfe5414bcd..0c1ce0ffe2 100644
--- a/cmake/fastdeploy.cmake
+++ b/cmake/fastdeploy.cmake
@@ -8,10 +8,13 @@ set(COMPRESSED_SUFFIX ".tar.gz")
 
 if(UNIX)
     set(FASTDEPLOY_FILENAME "FastDeploy-Linux")
+    set(FASTDEPLOY_CHECKSUM "5e1dedc72714f6f11fb1dfbc720d675203525152b777bd2711ba26f2a95e5f99")
 elseif(WIN32)
     set(FASTDEPLOY_FILENAME "FastDeploy-Windows")
+    set(FASTDEPLOY_CHECKSUM "0ea6064921a0af50ba8a1593fe1652a11379acad53f15e100731f02c3c9edfd1")
 elseif(APPLE)
     set(FASTDEPLOY_FILENAME "FastDeploy-macOS")
+    set(FASTDEPLOY_CHECKSUM "80188fb70c5632ba5b93338d5c6d323619430dcad77043250399dce8fb480d8d")
 endif(UNIX)
 
 set(FASTDEPLOY_URL ${FASTDEPLOY_URL_PREFIX}/${FASTDEPLOY_TAG}/${FASTDEPLOY_FILENAME}${COMPRESSED_SUFFIX})
@@ -22,8 +25,9 @@ if (FASTDEPLOY_DIRECTORY)
     include_directories(${FastDeploy_INCLUDE_DIRS})
     list(APPEND DEPEND_LIBS ${FastDeploy_LIBS})
 else ()
-    download_and_decompress(${FASTDEPLOY_URL} 
-                        ${CMAKE_CURRENT_BINARY_DIR}/${FASTDEPLOY_FILENAME}${COMPRESSED_SUFFIX} 
+    download_and_decompress(${FASTDEPLOY_URL}
+                        ${CMAKE_CURRENT_BINARY_DIR}/${FASTDEPLOY_FILENAME}${COMPRESSED_SUFFIX}
+                        ${FASTDEPLOY_CHECKSUM}
                         ${THIRD_PARTY_PATH}/install/)
     set(FASTDEPLOY_FILENAME fastdeploy)
     set(FastDeploy_DIR ${THIRD_PARTY_PATH}/install/${FASTDEPLOY_FILENAME})
diff --git a/cmake/opencv.cmake b/cmake/opencv.cmake
index b82a71f0b3..9e3069653c 100644
--- a/cmake/opencv.cmake
+++ b/cmake/opencv.cmake
@@ -8,10 +8,13 @@ set(COMPRESSED_SUFFIX ".tar.gz")
 
 if(UNIX)
     set(OPENCV_FILENAME "OpenCV-Linux")
+    set(OPENCV_CHECKSUM "ab41d96f64d8aada3c06584f88bcc5c94eab9f8a4c1a6fbe2e20d83d5509f1c3")
 elseif(WIN32)
     set(OPENCV_FILENAME "OpenCV-Windows")
+    set(OPENCV_CHECKSUM "92213f8615d5ca74bf6a8a3681abaac1f5981f9da6b5a1808759909329bb5ea2")
 elseif(APPLE)
     set(OPENCV_FILENAME "OpenCV-macOS")
+    set(OPENCV_CHECKSUM "44d6308696ee0b38d1ba40b8b16ee0cb1da4a0f9f72b6916afc5b18b99a9089e")
 endif(UNIX)
 
 set(OPENCV_URL ${OPENCV_URL_PREFIX}/${OPENCV_TAG}/${OPENCV_FILENAME}${COMPRESSED_SUFFIX})
@@ -22,8 +25,9 @@ if(OPENCV_DIRECTORY)
     include_directories(${OpenCV_INCLUDE_DIRS})
     list(APPEND DEPEND_LIBS ${OpenCV_LIBS})
 else()
-    download_and_decompress(${OPENCV_URL} 
-                        ${CMAKE_CURRENT_BINARY_DIR}/${OPENCV_FILENAME}${COMPRESSED_SUFFIX} 
+    download_and_decompress(${OPENCV_URL}
+                        ${CMAKE_CURRENT_BINARY_DIR}/${OPENCV_FILENAME}${COMPRESSED_SUFFIX}
+                        ${OPENCV_CHECKSUM}
                         ${THIRD_PARTY_PATH}/install/)
     set(OPENCV_FILENAME opencv)
     set(OpenCV_DIR ${THIRD_PARTY_PATH}/install/${OPENCV_FILENAME})
diff --git a/cmake/utils.cmake b/cmake/utils.cmake
index 6cfdbd790e..349aa4f517 100644
--- a/cmake/utils.cmake
+++ b/cmake/utils.cmake
@@ -1,7 +1,10 @@
-function(download_and_decompress url filename decompress_dir)
-  if(NOT EXISTS ${filename})
+function(download_and_decompress url filename sha256_checksum decompress_dir)
+  if(EXISTS ${filename})
+    file(SHA256 ${filename} CHECKSUM_VARIABLE)
+  endif()
+  if(NOT EXISTS ${filename} OR NOT CHECKSUM_VARIABLE STREQUAL sha256_checksum)
     message("Downloading file from ${url} to ${filename} ...")
-    file(DOWNLOAD ${url} "${filename}.tmp" SHOW_PROGRESS)
+    file(DOWNLOAD ${url} "${filename}.tmp" SHOW_PROGRESS EXPECTED_HASH SHA256=${sha256_checksum})
     file(RENAME "${filename}.tmp" ${filename})
   endif()
   if(NOT EXISTS ${decompress_dir})