Port to rattler-build

.gitignore

@@ -22,8 +22,8 @@ rmm.egg-info/
 python/build
 python/*/build
 python/rmm/docs/_build
-python/rmm/**/librmm/**/*.cpp
-!python/rmm/librmm/_torch_allocator.cpp
+python/rmm/rmm/librmm/*.cpp
+!python/rmm/rmm/librmm/_torch_allocator.cpp
 python/rmm/**/librmm/**/*.h
 python/rmm/**/librmm/.nfs*
 python/rmm/**/pylibrmm/**/*.cpp

ci/build_cpp.sh

@@ -16,9 +16,30 @@ rapids-logger "Begin cpp build"
 
 sccache --zero-stats
 
-# This calls mambabuild when boa is installed (as is the case in the CI images)
-RAPIDS_PACKAGE_VERSION=$(rapids-generate-version) rapids-conda-retry mambabuild conda/recipes/librmm
+RAPIDS_PACKAGE_VERSION=$(rapids-generate-version)
+export RAPIDS_PACKAGE_VERSION
+
+if rapids-is-release-build; then
+    RAPIDS_CHANNEL=rapidsai
+else
+    RAPIDS_CHANNEL=rapidsai-nightly
+fi
+
+# --no-build-id allows for caching with `sccache`
+# more info is available at
+# https://rattler.build/latest/tips_and_tricks/#using-sccache-or-ccache-with-rattler-build
+rattler-build build --recipe conda/recipes/librmm \
+                    --experimental \
+                    --no-build-id \
+                    --channel-priority disabled \
+                    --output-dir "$RAPIDS_CONDA_BLD_OUTPUT_DIR" \
+                    -c ${RAPIDS_CHANNEL} \
+                    -c conda-forge \
+                    -c nvidia
 
 sccache --show-adv-stats
 
+# remove build_cache directory
+rm -rf "$RAPIDS_CONDA_BLD_OUTPUT_DIR"/build_cache
+
 rapids-upload-conda-to-s3 cpp

ci/build_python.sh

@@ -20,9 +20,30 @@ CPP_CHANNEL=$(rapids-download-conda-from-s3 cpp)
 
 sccache --zero-stats
 
-# This calls mambabuild when boa is installed (as is the case in the CI images)
-RAPIDS_PACKAGE_VERSION=$(head -1 ./VERSION) rapids-conda-retry mambabuild -c "${CPP_CHANNEL}" conda/recipes/rmm
+RAPIDS_PACKAGE_VERSION=$(head -1 ./VERSION)
+export RAPIDS_PACKAGE_VERSION
+
+if rapids-is-release-build; then
+    RAPIDS_CHANNEL=rapidsai
+else
+    RAPIDS_CHANNEL=rapidsai-nightly
+fi
+
+# --no-build-id allows for caching with `sccache`
+# more info is available at
+# https://rattler.build/latest/tips_and_tricks/#using-sccache-or-ccache-with-rattler-build
+rattler-build build --recipe conda/recipes/rmm \
+                    --experimental \
+                    --no-build-id \
+                    --channel-priority disabled \
+                    --output-dir "$RAPIDS_CONDA_BLD_OUTPUT_DIR" \
+                    -c "${CPP_CHANNEL}" \
+                    -c ${RAPIDS_CHANNEL} \
+                    -c conda-forge \
+                    -c nvidia
 
 sccache --show-adv-stats
 
+rm -rf "$RAPIDS_CONDA_BLD_OUTPUT_DIR"/build_cache
+
 rapids-upload-conda-to-s3 python

conda/recipes/librmm/recipe.yaml

@@ -0,0 +1,105 @@
+# yaml-language-server: $schema=https://raw.githubusercontent.com/prefix-dev/recipe-format/main/schema.json
+# Copyright (c) 2018-2025, NVIDIA CORPORATION.
+schema_version: 1
+
+context:
+  version: ${{ env.get("RAPIDS_PACKAGE_VERSION") }}
+  cuda_version: ${{ (env.get("RAPIDS_CUDA_VERSION") | split("."))[:2] | join(".") }}
+  cuda_major: ${{ (env.get("RAPIDS_CUDA_VERSION") | split("."))[0] }}
+  date_string: ${{ env.get("RAPIDS_DATE_STRING") }}
+  head_rev: ${{ git.head_rev(".")[:8] }}
+
+recipe:
+  name: librmm-split
+
+cache:
+  source:
+    path: ../../..
+
+  requirements:
+    build:
+      - cmake ${{ cmake_version }}
+      - ninja
+      - ${{ compiler("c") }}
+      - ${{ compiler("cxx") }}
+      - ${{ compiler("cuda") }}
+      - cuda-version =${{ cuda_version }}
+      - ${{ stdlib("c") }}
+
+  build:
+    script:
+      file: build.sh
+      secrets:
+        - AWS_ACCESS_KEY_ID
+        - AWS_SECRET_ACCESS_KEY
+        - AWS_SESSION_TOKEN
+
+      env:
+        CMAKE_C_COMPILER_LAUNCHER: ${{ env.get("CMAKE_C_COMPILER_LAUNCHER") }}
+        CMAKE_CUDA_COMPILER_LAUNCHER: ${{ env.get("CMAKE_CUDA_COMPILER_LAUNCHER") }}
+        CMAKE_CXX_COMPILER_LAUNCHER: ${{ env.get("CMAKE_CXX_COMPILER_LAUNCHER") }}
+        CMAKE_GENERATOR: ${{ env.get("CMAKE_GENERATOR") }}
+        PARALLEL_LEVEL: ${{ env.get("PARALLEL_LEVEL") }}
+        SCCACHE_BUCKET: ${{ env.get("SCCACHE_BUCKET") }}
+        SCCACHE_IDLE_TIMEOUT: ${{ env.get("SCCACHE_IDLE_TIMEOUT") }}
+        SCCACHE_REGION: ${{ env.get("SCCACHE_REGION") }}
+        SCCACHE_S3_USE_SSL: ${{ env.get("SCCACHE_S3_USE_SSL") }}
+        SCCACHE_S3_NO_CREDENTIALS: ${{ env.get("SCCACHE_S3_NO_CREDENTIALS") }}
+        SCCACHE_S3_KEY_PREFIX: librmm-${{ env.get("RAPIDS_CONDA_ARCH") }}
+
+outputs:
+  - package:
+      name: librmm
+      version: ${{ version }}
+    build:
+      string: cuda${{ cuda_major }}_${{ date_string }}_${{ head_rev }}
+      script: install_librmm.sh
+    requirements:
+      host:
+        - cmake ${{ cmake_version }}
+        - cuda-version =${{ cuda_version }}
+      run:
+        - ${{ pin_compatible("cuda-version", upper_bound="x", lower_bound="x") }}
+        - if: cuda_major == "11"
+          then: cudatoolkit
+        - rapids-logger =0.1
+      run_exports:
+        - ${{ pin_subpackage("librmm", upper_bound="x.x") }}
+      ignore_run_exports:
+        from_package:
+          - ${{ compiler("cuda") }}
+    tests:
+      - script:
+          - "test -d \"${PREFIX}/include/rmm\""
+    about:
+      homepage: ${{ load_from_file("python/librmm/pyproject.toml").project.urls.Homepage }}
+      license: ${{ load_from_file("python/librmm/pyproject.toml").project.license.text }}
+      summary: ${{ load_from_file("python/librmm/pyproject.toml").project.description }}
+  - package:
+      name: librmm-tests
+      version: ${{ version }}
+    build:
+      string: cuda${{ cuda_major }}_${{ date_string }}_${{ head_rev }}
+      script: install_librmm_tests.sh
+    requirements:
+      host:
+        - cmake ${{ cmake_version }}
+        - cuda-version =${{ cuda_version }}
+        - if: cuda_major == "11"
+          then: cudatoolkit
+          else: cuda-cudart-dev
+      run:
+        - if: cuda_major == "11"
+          then: cudatoolkit
+          else: cuda-cudart
+        - ${{ pin_compatible("cuda-version", upper_bound="x", lower_bound="x") }}
+        - ${{ pin_subpackage("librmm", exact=True) }}
+      ignore_run_exports:
+        from_package:
+          - ${{ compiler("cuda") }}
+          - if: cuda_major == "11"
+            then: cuda-cudart-dev
+    about:
+      homepage: ${{ load_from_file("python/librmm/pyproject.toml").project.urls.Homepage }}
+      license: ${{ load_from_file("python/librmm/pyproject.toml").project.license.text | replace(" ", "-") }}
+      summary: librmm test & benchmark executables