[CI] switch to nativelink

.bazelrc

@@ -6,10 +6,11 @@ common --enable_bzlmod
 # Build using platforms by default
 build --incompatible_enable_cc_toolchain_resolution
 
-# Remote builds
-build:remote --genrule_strategy=remote
-build:remote --remote_download_minimal
-build:remote --remote_executor=grpc://localhost:8980
+# Remote builds (nativelink)
+build:remote --remote_instance_name=main
+build:remote --remote_cache=grpc://127.0.0.1:50051
+build:remote --remote_executor=grpc://127.0.0.1:50051
+build:remote --remote_default_exec_properties=cpu_count=1
 
 # Linux host (used for remote builds)
 build:linux --extra_execution_platforms=//platforms/host:linux

.bazelversion

@@ -1 +1 @@
-7.0.0
+7.0.1

.github/bre/basic_cas.json

@@ -0,0 +1,161 @@
+{
+  "stores": {
+    "AC_MAIN_STORE": {
+      "memory": {
+        "eviction_policy": {
+          // 100mb.
+          "max_bytes": 100000000,
+        }
+      }
+    },
+    "WORKER_FAST_SLOW_STORE": {
+      "fast_slow": {
+        // "fast" must be a "filesystem" store because the worker uses it to make
+        // hardlinks on disk to a directory where the jobs are running.
+        "fast": {
+          "filesystem": {
+            "content_path": "/tmp/nativelink/data-worker-test/content_path-cas",
+            "temp_path": "/tmp/nativelink/data-worker-test/tmp_path-cas",
+            "eviction_policy": {
+              // 10gb.
+              "max_bytes": 10000000000,
+            }
+          }
+        },
+        "slow": {
+          /// Discard data.
+          /// This example usage has the CAS and the Worker live in the same place,
+          /// so they share the same underlying CAS. Since workers require a fast_slow
+          /// store, we use the fast store as our primary data store, and the slow store
+          /// is just a noop, since there's no shared storage in this config.
+          "noop": {}
+        }
+      }
+    }
+  },
+  "schedulers": {
+    "MAIN_SCHEDULER": {
+      "simple": {
+        "supported_platform_properties": {
+          "cpu_count": "minimum",
+          "memory_kb": "minimum",
+          "network_kbps": "minimum",
+          "disk_read_iops": "minimum",
+          "disk_read_bps": "minimum",
+          "disk_write_iops": "minimum",
+          "disk_write_bps": "minimum",
+          "shm_size": "minimum",
+          "gpu_count": "minimum",
+          "gpu_model": "exact",
+          "cpu_vendor": "exact",
+          "cpu_arch": "exact",
+          "cpu_model": "exact",
+          "kernel_version": "exact",
+          "OSFamily": "priority",
+          "container-image": "priority",
+          // Example of how to set which docker images are available and set
+          // them in the platform properties.
+          // "docker_image": "priority",
+        }
+      }
+    }
+  },
+  "workers": [{
+    "local": {
+      "worker_api_endpoint": {
+        "uri": "grpc://127.0.0.1:50061",
+      },
+      "cas_fast_slow_store": "WORKER_FAST_SLOW_STORE",
+      "upload_action_result": {
+        "ac_store": "AC_MAIN_STORE",
+      },
+      "work_directory": "/tmp/nativelink/work",
+      "platform_properties": {
+        "cpu_count": {
+          "values": ["16"],
+        },
+        "memory_kb": {
+          "values": ["500000"],
+        },
+        "network_kbps": {
+          "values": ["100000"],
+        },
+        "cpu_arch": {
+          "values": ["x86_64"],
+        },
+        "OSFamily": {
+          "values": [""]
+        },
+        "container-image": {
+          "values": [""]
+        },
+        // Example of how to set which docker images are available and set
+        // them in the platform properties.
+        // "docker_image": {
+        //   "query_cmd": "docker images --format {{.Repository}}:{{.Tag}}",
+        // }
+      }
+    }
+  }],
+  "servers": [{
+    "name": "public",
+    "listener": {
+      "http": {
+        "socket_address": "0.0.0.0:50051"
+      }
+    },
+    "services": {
+      "cas": {
+        "main": {
+          "cas_store": "WORKER_FAST_SLOW_STORE"
+        }
+      },
+      "ac": {
+        "main": {
+          "ac_store": "AC_MAIN_STORE"
+        }
+      },
+      "execution": {
+        "main": {
+          "cas_store": "WORKER_FAST_SLOW_STORE",
+          "scheduler": "MAIN_SCHEDULER",
+        }
+      },
+      "capabilities": {
+        "main": {
+          "remote_execution": {
+            "scheduler": "MAIN_SCHEDULER",
+          }
+        }
+      },
+      "bytestream": {
+        "cas_stores": {
+          "main": "WORKER_FAST_SLOW_STORE",
+        }
+      }
+    }
+  }, {
+    "name": "private_workers_servers",
+    "listener": {
+      "http": {
+        "socket_address": "0.0.0.0:50061"
+      }
+    },
+    "services": {
+      "experimental_prometheus": {
+        "path": "/metrics"
+      },
+      // Note: This should be served on a different port, because it has
+      // a different permission set than the other services.
+      // In other words, this service is a backend api. The ones above
+      // are a frontend api.
+      "worker_api": {
+        "scheduler": "MAIN_SCHEDULER",
+      },
+      "admin": {}
+    }
+  }],
+  "global": {
+    "max_open_files": 512
+  }
+}

.github/workflows/remote.yml

@@ -15,6 +15,6 @@ jobs:
       - uses: actions/checkout@v2
       - name: remote execution
         run: |
-          git clone https://github.com/bazelbuild/bazel-buildfarm
-          cd bazel-buildfarm && ./examples/bf-run start && cd ..
+          cargo install --git https://github.com/TraceMachina/nativelink --tag v0.2.0
+          (nativelink .github/bre/basic_cas.json &)
           bazelisk build --config=remote --config=linux //examples/...

examples/simple/BUILD

@@ -1,7 +1,7 @@
 # project/BUILD.bazel
 
-load("@rules_cc//cc:defs.bzl", "cc_binary", "cc_library")
 load("@aspect_bazel_lib//lib:transitions.bzl", "platform_transition_filegroup")
+load("@rules_cc//cc:defs.bzl", "cc_binary", "cc_library")
 
 cc_library(
     name = "arm_library",