Fix cmakelists generation to Conan2 (#19701)

4 files changed, 47 insertions, 14 deletions

diff --git a/.github/actions/build/action.yml b/.github/actions/build/action.yml
index 5079684ee92..2a607f9fdd4 100644
--- a/.github/actions/build/action.yml
+++ b/.github/actions/build/action.yml
@@ -32,6 +32,7 @@ runs:
       cmake -G Ninja -DCMAKE_BUILD_TYPE=Release \
         -DCCACHE_PATH=/usr/local/bin/ccache \
         -DCMAKE_TOOLCHAIN_FILE=../ydb/clang.toolchain \
+        -DCMAKE_PROJECT_TOP_LEVEL_INCLUDES=./cmake/conan_provider.cmake \
         -DCMAKE_CXX_FLAGS="-fsanitize=${{ inputs.sanitizer }} -g -gsplit-dwarf -gz -fno-omit-frame-pointer ${{ inputs.extra_compile_flags }}" \
         -DCMAKE_C_FLAGS="-fsanitize=${{ inputs.sanitizer }} -g -gsplit-dwarf -gz -fno-omit-frame-pointer ${{ inputs.extra_compile_flags }}" \
         ../ydb
@@ -51,6 +52,7 @@ runs:
       cmake -G Ninja -DCMAKE_BUILD_TYPE=Release \
         -DCCACHE_PATH=/usr/local/bin/ccache \
         -DCMAKE_TOOLCHAIN_FILE=../ydb/clang.toolchain \
+        -DCMAKE_PROJECT_TOP_LEVEL_INCLUDES=./cmake/conan_provider.cmake \
         -DCMAKE_C_FLAGS="${{ inputs.extra_compile_flags }}" \
         -DCMAKE_CXX_FLAGS="${{ inputs.extra_compile_flags }}" \
         ../ydb
diff --git a/.github/prewarm/build.sh b/.github/prewarm/build.sh
index 8779edad0f1..0b90c74675d 100644
--- a/.github/prewarm/build.sh
+++ b/.github/prewarm/build.sh
@@ -16,6 +16,7 @@ echo "::group::cmake"
 cmake -G Ninja -DCMAKE_BUILD_TYPE=Release \
 -DCCACHE_PATH=/usr/local/bin/ccache \
 -DCMAKE_TOOLCHAIN_FILE=../ydb/clang.toolchain \
+-DCMAKE_PROJECT_TOP_LEVEL_INCLUDES=./cmake/conan_provider.cmake \
 ../ydb
 echo "::endgroup::"
 
diff --git a/conanfile.py b/conanfile.py
index 8edc9358299..ef96565d6b4 100644
--- a/conanfile.py
+++ b/conanfile.py
@@ -1,14 +1,17 @@
 from conan import ConanFile
 
+import os
+
+from conan.tools.files import copy
+from conan.tools.cmake import CMakeToolchain, CMakeDeps, cmake_layout
+from conan.tools.env import Environment
+
 
 class App(ConanFile):
 
     settings = "os", "compiler", "build_type", "arch"
 
-    default_options = {"libiconv:shared": "True"}
-
-    def requirements(self):
-        self.requires("libiconv/1.15")
+    default_options = {}
 
     def build_requirements(self):
         self.tool_requires("bison/3.8.2")
@@ -16,12 +19,23 @@ class App(ConanFile):
         self.tool_requires("ragel/6.10")
         self.tool_requires("yasm/1.3.0")
 
-    generators = "cmake_find_package", "cmake_paths"
-
-    def imports(self):
-        self.copy(pattern="*yasm*", src="bin", dst="./bin")
-        self.copy(pattern="bison*", src="bin", dst="./bin/bison/bin")
-        self.copy(pattern="m4*", src="bin", dst="./bin/m4/bin")
-        self.copy(pattern="ragel*", src="bin", dst="./bin")
-        self.copy(pattern="ytasm*", src="bin", dst="./bin")
-        self.copy(pattern="*", src="res", dst="./bin/bison/res")
+    def generate(self):
+        CMakeDeps(self).generate()
+        CMakeToolchain(self).generate()
+
+        for dep in self.dependencies.values():
+            for bindir in dep.cpp_info.bindirs:
+                copy(self, pattern="*yasm*", src=bindir, dst=self.build_folder + "../../../.././bin")
+            for bindir in dep.cpp_info.bindirs:
+                copy(self, pattern="bison*", src=bindir, dst=self.build_folder + "../../../.././bin/bison/bin")
+            for bindir in dep.cpp_info.bindirs:
+                copy(self, pattern="m4*", src=bindir, dst=self.build_folder + "../../../.././bin/m4/bin")
+            for bindir in dep.cpp_info.bindirs:
+                copy(self, pattern="ragel*", src=bindir, dst=self.build_folder + "../../../.././bin")
+            for bindir in dep.cpp_info.bindirs:
+                copy(self, pattern="ytasm*", src=bindir, dst=self.build_folder + "../../../.././bin")
+            for resdir in dep.cpp_info.resdirs:
+                copy(self, pattern="*", src=resdir, dst=self.build_folder + "../../../.././bin/bison/res")
+
+    def layout(self):
+        cmake_layout(self)
diff --git a/generate_cmake b/generate_cmake
index 5f542247e24..5fe65f6c553 100755
--- a/generate_cmake
+++ b/generate_cmake
@@ -197,7 +197,23 @@ if __name__ == "__main__":
             generate_graph_for_platform, generate_graph_for_platform_commands
         )
 
-    yexport_args = [yexport_binary_path, "--export-root", f"\"{root_folder}\"", "--target", "YDB", "--generator", "cmake"]
+    yexport_args = [
+        yexport_binary_path,
+        "--export-root", f"\"{root_folder}\"",
+        "--configuration", ydb_metadata_folder_path,
+        "--target", "YDB",
+        "--generator", "cmake",
+    ]
+
+    yexport_toml = f"{ydb_metadata_folder_path}/yexport.toml"
+    with open(yexport_toml, "w") as f:
+        f.write("\n".join([
+            '[add_attrs.root]',
+            'use_conan2 = true',
+            '',
+            '[add_attrs.dir]',
+            'use_conan2 = true',
+        ]))
 
     for index, platform in enumerate(platforms):
         errors_for_platform_size = len(errors_for_platform[index])