# Common bazel settings between open source community repository and the monorepo

### Profiles ###

# ci — configuration tailored for CI

### --- ###

# Limit the server memory usage as per https://youtrack.jetbrains.com/issue/IJI-3103#focus=Comments-27-12862178.0-0
startup --host_jvm_args=-Xmx12g

# IJI-2767 Bazel: move bazel output root to a standard location
startup:macos --output_user_root=~/Library/Caches/JetBrains/MonorepoBazel
startup:linux --output_user_root=~/.cache/JetBrains/MonorepoBazel
startup:windows --output_user_root=~/AppData/Local/JetBrains/MonorepoBazel

# Use low-latency ZGC to prevent overflow when watching local filesystem for changes on Windows
#
# G1GC pauses the sun.nio.fs.WindowsWatchService.Poller's thread, delaying asynchronous callback processing long enough
# that ReadDirectoryChangesW returns zero bytes transferred (aka StandardWatchEventKinds.OVERFLOW):
# https://github.com/openjdk/jdk/blob/6705a9255d28f351950e7fbca9d05e73942a4e27/src/java.base/windows/classes/sun/nio/fs/WindowsWatchService.java#L630
startup:windows --host_jvm_args=-XX:+UseZGC

# Increase file watch service queue maximum size to prevent overflow when watching local filesystem for changes on Windows
# https://github.com/openjdk/jdk/blob/6705a9255d28f351950e7fbca9d05e73942a4e27/src/java.base/share/classes/sun/nio/fs/AbstractWatchKey.java#L39
startup:windows --host_jvm_args=-Djdk.nio.file.WatchService.maxEventsPerPoll=1000000  # 1M

# Increase size of per-directory buffer for events to prevent overflow when watching local filesystem for changes on Windows
# https://github.com/JetBrains/JetBrainsRuntime/blob/d7e087876fa0326af082e705483a079b919242bc/src/java.base/windows/classes/sun/nio/fs/WindowsWatchService.java#L290
startup:windows --host_jvm_args=-Djdk.nio.file.WatchService.bufferSizeToRetrieveEventsPerDirectory=524288  # 512K

# Disk cache
common --experimental_disk_cache_gc_max_size=32G --experimental_disk_cache_gc_max_age=28d
common:macos --disk_cache=~/Library/Caches/JetBrains/monorepo-bazel-cache
common:linux --disk_cache=~/.cache/JetBrains/monorepo-bazel-cache
common:windows --disk_cache=~/AppData/Local/Temp/JetBrains/monorepo-bazel-cache

### NOTE on --experimental_sibling_repository_layout
### The option was removed due to https://github.com/bazelbuild/bazel/issues/26361
### One experimental option less and also it looks like it won't enabled by default in the future

common --@rules_jvm//:jvm-builder=@community//:monorepo-jvm-builder_deploy.jar
common --@rules_jvm//:default-javac-opts=@community//:default-javac-opts
common --@rules_jvm//:default-kotlinc-opts=@community//:k21
common --@rules_jvm//:koltin_inc_threshold=0 --@rules_jvm//:java_inc_threshold=0

# configure resources
common --local_resources=memory=HOST_RAM*.77 --local_resources=cpu=HOST_CPUS*2
common --jobs=HOST_CPUS*2 --worker_max_multiplex_instances=JvmCompile=HOST_CPUS*2

# Force all workers to quit after the build to prevent excessive memory usage when idle
common --worker_quit_after_build

# hide Java 8 deprecation warnings
common --javacopt=-Xlint:-options

# https://bazel.build/docs/bazel-and-java#hermetic-testing
# The code is compiled for, executed, and tested on this JVM.
common --java_language_version=21
common --java_runtime_version=remotejbr_21

# see https://bazel.build/external/lockfile
# use `bazel mod deps --lockfile_mode=refresh` to update lock file
common --lockfile_mode=error
common:windows --lockfile_mode=off  # todo: https://youtrack.jetbrains.com/issue/DPE-59

common --noenable_workspace

common --nolegacy_external_runfiles
# rules_kotlin Compiling Kotlin on Windows appears to require --legacy_external_runfiles https://github.com/bazelbuild/rules_kotlin/issues/1309
# Otherwise it fails with
# LAUNCHER ERROR: Rlocation failed on _main/external/rules_kotlin++rules_kotlin_extensions+com_github_jetbrains_kotlin_git/lib/annotations-13.0.jar, path doesn't exist in MANIFEST file
# also see
# https://github.com/bazelbuild/rules_kotlin/issues/1300
common:windows --legacy_external_runfiles

# Without it it fails in Windows Sandbox with:
# ERROR: C:/users/wdagutilityaccount/desktop/bazel/BUILD.bazel:24:15: JdepsMerge //:jps_to_bazel-lib { jdeps: 1 } failed: Worker process did not return a WorkResponse:
# ---8<---8<--- Start of log, file at C:/users/wdagutilityaccount/_bazel_wdagutilityaccount/ilgdy3ge/bazel-workers/worker-7-JdepsMerge.log ---8<---8<---
# LAUNCHER ERROR: Rlocation failed on rules_kotlin++rules_kotlin_extensions+com_github_jetbrains_kotlin_git/lib/annotations-13.0.jar, path doesn't exist in MANIFEST file
# ---8<---8<--- End of log ---8<---8<---
# also see
# https://github.com/bazelbuild/rules_kotlin/issues/1309
# https://github.com/bazelbuild/rules_kotlin/issues/1300
#
# jdeps is used to check that there are no unused dependencies for target
# which is we don't need for generator
build:windows --@rules_kotlin//kotlin/settings:jvm_emit_jdeps=False

# https://bazel.build/docs/bazel-and-java#config-build-tools-java
# A second pair of JDK and JVM used to build and execute tools, which are used in the build process, but are not in the build results.
# That JDK and JVM are controlled using --tool_java_language_version and --tool_java_runtime_version
common --tool_java_language_version=21
# Java runtime the tools should use
common --tool_java_runtime_version=remotejbr_21

# make sure you don't need to open file to read compilation errors
common --experimental_ui_max_stdouterr_bytes=-1
common --experimental_ui_max_stdouterr_bytes=-1

# IDEA do not handle symlinks efficiently (freeze due to modal non-cancellable dialog) and no way to exclude directories by pattern bazel-
common --symlink_prefix=out/bazel-

# FS Watch
common --watchfs
common --experimental_windows_watchfs
common:linux --nowatchfs
common:ci --nowatchfs

common --enable_platform_specific_config
common --incompatible_strict_action_env=true

# Use target platform short name (not CPU) in the output directory
common --experimental_platform_in_output_dir

# Do not depend on external environment
build --action_env BAZEL_DO_NOT_DETECT_CPP_TOOLCHAIN=1

# Enable compact *.repo_mapping manifest
build --incompatible_compact_repo_mapping_manifest

# Generally good remote cache tweaks
# on CI, set remote_cache_async to false! set to false for local runs also, to investigate https://github.com/bazelbuild/bazel/issues/19273
common --remote_cache_async=false --remote_cache_compression=true
common:ci --remote_cache_async=false

# https://www.buildbuddy.io/blog/debugging-slow-bazel-builds/
# check if `--remote_download_outputs=minimal` makes sense for CI or some local builds
build --remote_build_event_upload=minimal
build --nolegacy_important_outputs

# protobuf
common --incompatible_enable_proto_toolchain_resolution

# More debug on CI
common:ci --announce_rc
common:ci --show_progress_rate_limit=30

# avoid creating a runfiles tree for binaries or tests until it is needed
build --nobuild_runfile_links

# detailed tests output by default
# https://bazel.build/reference/command-line-reference#build-flag--test_summary
test --test_summary=detailed

# https://bazel.build/reference/test-encyclopedia
# https://bazel.build/reference/command-line-reference#flag--test_timeout
test --test_timeout=60,300,900,14400