Merge pull request #6191 from libgit2/ethomson/sha256_poc

RFC: SHA256 proof of concept

1 files changed, 72 insertions, 40 deletions

diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index bcad84b8b..ce14dd0fb 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -120,7 +120,61 @@ jobs:
             CMAKE_OPTIONS: -DUSE_HTTPS=mbedTLS -DUSE_SHA1=HTTPS -DREGEX_BACKEND=pcre -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON -DUSE_SSH=ON
             CMAKE_GENERATOR: Ninja
           os: ubuntu-latest
-        - name: "Linux (MemorySanitizer)"
+        - name: "macOS"
+          id: macos
+          os: macos-10.15
+          env:
+            CC: clang
+            CMAKE_OPTIONS: -DREGEX_BACKEND=regcomp_l -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=leaks -DUSE_GSSAPI=ON
+            PKG_CONFIG_PATH: /usr/local/opt/openssl/lib/pkgconfig
+            SKIP_SSH_TESTS: true
+            SKIP_NEGOTIATE_TESTS: true
+          setup-script: osx
+        - name: "Windows (amd64, Visual Studio)"
+          id: windows-amd64-vs
+          os: windows-2019
+          env:
+            ARCH: amd64
+            CMAKE_GENERATOR: Visual Studio 16 2019
+            CMAKE_OPTIONS: -A x64 -DWIN32_LEAKCHECK=ON -DDEPRECATE_HARD=ON
+            SKIP_SSH_TESTS: true
+            SKIP_NEGOTIATE_TESTS: true
+        - name: "Windows (x86, Visual Studio)"
+          id: windows-x86-vs
+          os: windows-2019
+          env:
+            ARCH: x86
+            CMAKE_GENERATOR: Visual Studio 16 2019
+            CMAKE_OPTIONS: -A Win32 -DWIN32_LEAKCHECK=ON -DDEPRECATE_HARD=ON -DUSE_SHA1=HTTPS -DUSE_BUNDLED_ZLIB=ON
+            SKIP_SSH_TESTS: true
+            SKIP_NEGOTIATE_TESTS: true
+        - name: "Windows (amd64, mingw)"
+          id: windows-amd64-mingw
+          os: windows-2019
+          setup-script: mingw
+          env:
+            ARCH: amd64
+            CMAKE_GENERATOR: MinGW Makefiles
+            CMAKE_OPTIONS: -DDEPRECATE_HARD=ON
+            BUILD_TEMP: D:\Temp
+            BUILD_PATH: D:\Temp\mingw64\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program Files (x86)\CMake\bin
+            SKIP_SSH_TESTS: true
+            SKIP_NEGOTIATE_TESTS: true
+        - name: "Windows (x86, mingw)"
+          id: windows-x86-mingw
+          os: windows-2019
+          setup-script: mingw
+          env:
+            ARCH: x86
+            CMAKE_GENERATOR: MinGW Makefiles
+            CMAKE_OPTIONS: -DDEPRECATE_HARD=ON
+            BUILD_TEMP: D:\Temp
+            BUILD_PATH: D:\Temp\mingw32\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program Files (x86)\CMake\bin
+            SKIP_SSH_TESTS: true
+            SKIP_NEGOTIATE_TESTS: true
+
+        # Sanitizers
+        - name: "Sanitizer (Memory)"
           id: memorysanitizer
           container:
             name: focal
@@ -134,7 +188,7 @@ jobs:
             ASAN_SYMBOLIZER_PATH: /usr/bin/llvm-symbolizer-10
             UBSAN_OPTIONS: print_stacktrace=1
           os: ubuntu-latest
-        - name: "Linux (UndefinedBehaviorSanitizer)"
+        - name: "Sanitizer (UndefinedBehavior)"
           id: ubsanitizer
           container:
             name: focal
@@ -148,7 +202,7 @@ jobs:
             ASAN_SYMBOLIZER_PATH: /usr/bin/llvm-symbolizer-10
             UBSAN_OPTIONS: print_stacktrace=1
           os: ubuntu-latest
-        - name: "Linux (ThreadSanitizer)"
+        - name: "Sanitizer (Thread)"
           id: threadsanitizer
           container:
             name: focal
@@ -163,56 +217,34 @@ jobs:
             UBSAN_OPTIONS: print_stacktrace=1
             TSAN_OPTIONS: suppressions=/home/libgit2/source/script/thread-sanitizer.supp second_deadlock_stack=1
           os: ubuntu-latest
-        - name: "macOS"
+
+        # Experimental: SHA256 support
+        - name: "Linux (SHA256, Xenial, Clang, OpenSSL)"
+          id: xenial-clang-openssl
+          container:
+            name: xenial
+          env:
+            CC: clang
+            CMAKE_GENERATOR: Ninja
+            CMAKE_OPTIONS: -DUSE_HTTPS=OpenSSL -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=valgrind -DUSE_GSSAPI=ON -DUSE_SSH=ON
+          os: ubuntu-latest
+        - name: "macOS (SHA256)"
           id: macos
           os: macos-10.15
           env:
             CC: clang
-            CMAKE_OPTIONS: -DREGEX_BACKEND=regcomp_l -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=leaks -DUSE_GSSAPI=ON
+            CMAKE_OPTIONS: -DREGEX_BACKEND=regcomp_l -DDEPRECATE_HARD=ON -DUSE_LEAK_CHECKER=leaks -DUSE_GSSAPI=ON -DEXPERIMENTAL_SHA256=ON
             PKG_CONFIG_PATH: /usr/local/opt/openssl/lib/pkgconfig
             SKIP_SSH_TESTS: true
             SKIP_NEGOTIATE_TESTS: true
           setup-script: osx
-        - name: "Windows (amd64, Visual Studio)"
+        - name: "Windows (SHA256, amd64, Visual Studio)"
           id: windows-amd64-vs
           os: windows-2019
           env:
             ARCH: amd64
             CMAKE_GENERATOR: Visual Studio 16 2019
-            CMAKE_OPTIONS: -A x64 -DWIN32_LEAKCHECK=ON -DDEPRECATE_HARD=ON
-            SKIP_SSH_TESTS: true
-            SKIP_NEGOTIATE_TESTS: true
-        - name: "Windows (x86, Visual Studio)"
-          id: windows-x86-vs
-          os: windows-2019
-          env:
-            ARCH: x86
-            CMAKE_GENERATOR: Visual Studio 16 2019
-            CMAKE_OPTIONS: -A Win32 -DWIN32_LEAKCHECK=ON -DDEPRECATE_HARD=ON -DUSE_SHA1=HTTPS -DUSE_BUNDLED_ZLIB=ON
-            SKIP_SSH_TESTS: true
-            SKIP_NEGOTIATE_TESTS: true
-        - name: "Windows (amd64, mingw)"
-          id: windows-amd64-mingw
-          os: windows-2019
-          setup-script: mingw
-          env:
-            ARCH: amd64
-            CMAKE_GENERATOR: MinGW Makefiles
-            CMAKE_OPTIONS: -DDEPRECATE_HARD=ON
-            BUILD_TEMP: D:\Temp
-            BUILD_PATH: D:\Temp\mingw64\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program Files (x86)\CMake\bin
-            SKIP_SSH_TESTS: true
-            SKIP_NEGOTIATE_TESTS: true
-        - name: "Windows (x86, mingw)"
-          id: windows-x86-mingw
-          os: windows-2019
-          setup-script: mingw
-          env:
-            ARCH: x86
-            CMAKE_GENERATOR: MinGW Makefiles
-            CMAKE_OPTIONS: -DDEPRECATE_HARD=ON
-            BUILD_TEMP: D:\Temp
-            BUILD_PATH: D:\Temp\mingw32\bin;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Program Files (x86)\CMake\bin
+            CMAKE_OPTIONS: -A x64 -DWIN32_LEAKCHECK=ON -DDEPRECATE_HARD=ON -DEXPERIMENTAL_SHA256=ON
             SKIP_SSH_TESTS: true
             SKIP_NEGOTIATE_TESTS: true
       fail-fast: false