ci: add daily amd64 clang fuzz ci check to .drone.yml

.drone.yml

@@ -1,3 +1,18 @@
+---
+kind: pipeline
+type: docker
+name: daily — amd64 — clang
+trigger:
+  branch:
+  - main
+
+steps:
+- name: fuzz
+  image: amd64_clang_fuzz:latest
+  pull: if-not-exists
+  commands:
+    - ./tools/ci/amd64/clang/fuzz.sh
+
 ---
 kind: pipeline
 type: exec
@@ -87,54 +102,3 @@ steps:
   pull: if-not-exists
   commands:
     - ./tools/ci/static_analysis/clang_format.sh
-
----
-kind: pipeline
-type: docker 
-name: documentation — development
-node:
-  environment: ryali
-trigger:
-  branch:
-  - main
-
-steps:
-- name: build and deploy
-  image: documentation:latest
-  pull: if-not-exists
-  commands:
-    - pwd
-    - cd docs
-    - mkdir generated
-    - touch generated/changelogs.rst
-    - touch generated/api.rst
-    - sphinx-build -M html . .
-
-    - rm -rf /light_docs_dev/*
-    - mv ./html/* /light_docs_dev/
-
----
-
-kind: pipeline
-type: docker
-name: documentation — production
-node:
-  environment: ryali
-trigger:
-  event:
-  - tag
-
-steps:
-- name: build and deploy
-  image: documentation:latest
-  pull: if-not-exists
-  commands:
-    - pwd
-    - cd docs
-    - mkdir generated
-    - touch generated/changelogs.rst
-    - touch generated/api.rst
-    - sphinx-build -M html . .
-
-    - rm -rf /light_docs/*
-    - mv ./html/* /light_docs/

CMakeLists.txt

@@ -8,8 +8,7 @@ include(${CMAKE_DIR}/functions.cmake)
 include(${CMAKE_DIR}/definitions.cmake)
 include(${CMAKE_DIR}/dependencies.cmake)
 
-add_option(ENABLE_UNIT_TESTS "Enables the building of the unit test modules")
+add_option(ENABLE_TESTS "Enables the building of the test modules")
-add_option(ENABLE_FUZZ_TESTS "Enables the building of the fuzz test modules")
 
 add_option(ENABLE_STATIC_ANALYSIS "Makes clang-tidy checks mandatory for compilation")
 if (ENABLE_STATIC_ANALYSIS)

conanfile.py

@@ -11,8 +11,7 @@ class LightRecipe(ConanFile):
     generators = "CMakeDeps"
 
     options = {
-        "enable_unit_tests": [True, False],
+        "enable_tests": [True, False],
-        "enable_fuzz_tests": [True, False],
         "enable_llvm_coverage": [True, False],
         "enable_static_analysis": [True, False],
         "use_mold": [True, False],
@@ -20,8 +19,7 @@ class LightRecipe(ConanFile):
     }
 
     default_options = {
-        "enable_unit_tests": True,
+        "enable_tests": True,
-        "enable_fuzz_tests": False,
         "enable_llvm_coverage": False,
         "enable_static_analysis": False,
         "use_mold": False,
@@ -48,8 +46,7 @@ class LightRecipe(ConanFile):
             tc.cache_variables["CMAKE_LINKER_TYPE"] = "MOLD"
 
         tc.cache_variables["CMAKE_EXPORT_COMPILE_COMMANDS"] = self.options.export_compile_commands
-        tc.cache_variables["ENABLE_UNIT_TESTS"] = self.options.enable_unit_tests
+        tc.cache_variables["ENABLE_TESTS"] = self.options.enable_tests
-        tc.cache_variables["ENABLE_FUZZ_TESTS"] = self.options.enable_fuzz_tests
         tc.cache_variables["ENABLE_LLVM_COVERAGE"] = self.options.enable_llvm_coverage
         tc.cache_variables["ENABLE_STATIC_ANALYSIS"] = self.options.enable_static_analysis
 

tools/ci/amd64/clang/coverage.dockerfile

@@ -21,8 +21,7 @@ RUN pacman -S --noconfirm --disable-download-timeout \
     curl \
     wget \
     zlib \
-    libc++ \
+    libc++
-    libinput
 
 RUN pip install --no-cache-dir --break-system-packages conan gitpython \
     && conan profile detect
@@ -38,7 +37,7 @@ RUN pip --version \
     && llvm-cov --version
 
 RUN git clone 'https://git.light7734.com/light7734/light.git' \
-    && cd light \
+    && cd light; git checkout 'ci/code_cov' \
     && conan build . \
         -c tools.system.package_manager:mode=install \
         -c tools.cmake.cmaketoolchain:generator=Ninja \

tools/ci/amd64/clang/coverage.sh

@@ -1,7 +1,5 @@
 #!/bin/bash
 
-export DISPLAY=':0'
-
 set -e
 cd $(git rev-parse --show-toplevel)/
 rm -rf ./build

tools/ci/amd64/clang/fuzz.sh

@@ -0,0 +1,57 @@
+#!/bin/bash
+
+set -e
+cd $(git rev-parse --show-toplevel)/
+# rm -rf ./build
+
+export CC=$(which afl-clang-lto)
+export CXX=$(which afl-clang-lto++)
+export AR=$(which llvm-ar)
+export RANLIB=$(which llvm-ranlib)
+export AS=$(which llvm-as)
+
+conan build . \
+    -c tools.system.package_manager:mode=install \
+    -c tools.cmake.cmaketoolchain:generator=Ninja \
+    -c tools.build:compiler_executables='{"c": "afl-clang-lto", "cpp": "afl-clang-lto++"}' \
+    -s build_type=Release \
+    -s compiler=clang \
+    -s compiler.version=20 \
+    -s compiler.libcxx=libc++ \
+    -o use_mold=True \
+    --build=missing \
+    --build=missing
+
+fuzz_test_count=$(find ./build -type f -name '*_fuzz' -executable | wc -l)
+total_fuzz_time=60 # in seconds
+
+time_per_fuzz=$((total_fuzz_time / fuzz_test_count))
+
+echo "Fuzz test count: ${fuzz_test_count}"
+echo "Total fuzz time: ${total_fuzz_time}"
+echo "Time per fuzz: ${time_per_fuzz}"
+
+export AFL_SKIP_CPUFREQ=1
+export AFL_NO_UI=1
+
+for fuzz_name in $(find ./build -type f -name '*_fuzz' -executable); do
+    base_name=$(basename $fuzz_name)
+    out_path="/fuzz/${base_name}_out"
+    in_path="/fuzz/${base_name}_in"
+
+    echo "Running ${fuzz_name} for ${time_per_fuzz} seconds..."
+    echo "base_name: ${base_name}"
+    echo "out_path: ${out_path}"
+    echo "in_path: ${in_path}"
+
+    if [[ ! -e $dir ]]; then
+        echo "No directories detected for ${base_name}"
+        echo "Creating dummy files..."
+        mkdir -p ${in_path}
+        mkdir -p ${out_path}
+
+        echo "0" > ${in_path}/a
+    fi
+
+    afl-fuzz -V $time_per_fuzz -i $in_path -o $out_path -- $fuzz_name
+done

tools/ci/amd64/gcc/unit_tests.sh

@@ -8,7 +8,7 @@ conan build . \
   -c tools.system.package_manager:mode=install \
   -c tools.cmake.cmaketoolchain:generator=Ninja \
   -s build_type=Release \
-  -o enable_unit_tests=True \
+  -o enable_tests=True \
   -o use_mold=True \
   --build=missing
 

tools/ci/amd64/gcc/valgrind.sh

@@ -8,7 +8,7 @@ conan build . \
   -c tools.system.package_manager:mode=install \
   -c tools.cmake.cmaketoolchain:generator=Ninja \
   -s build_type=Release \
-  -o enable_unit_tests=True \
+  -o enable_tests=True \
   -o use_mold=True \
   --build=missing
 

tools/ci/static_analysis/clang_tidy.sh

@@ -14,7 +14,6 @@ conan build . \
 -c tools.cmake.cmaketoolchain:generator=Ninja \
 -s build_type=Release \
 -o enable_static_analysis=True \
--o enable_unit_tests=True \
+-o enable_tests=True \
--o enable_fuzz_tests=True \
 -o use_mold=True \
 --build=missing

tools/cmake/functions.cmake

@@ -78,7 +78,7 @@ function (add_executable_module exename)
 endfunction ()
 
 function (add_test_module target_lib_name)
-    if (NOT ${ENABLE_UNIT_TESTS})
+    if (NOT ${ENABLE_TESTS})
         return()
     endif ()
 
@@ -114,7 +114,7 @@ function (add_test_module target_lib_name)
 endfunction ()
 
 function (add_fuzz_module target_lib_name)
-    if (NOT ${ENABLE_FUZZ_TESTS})
+    if (NOT ${ENABLE_TESTS})
         return()
     endif ()