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Questions tagged [bazel-rules]

274 questions
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How to use Bazel rules_docker container_flatten to create a Docker image?

I'd like to slim down a debian 10 Docker image using Bazel and then flatten the result into a single layer image. Here's the code I have: load("@io_bazel_rules_docker//container:container.bzl", "container_image", "container_flatten",…
Joe
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Bazel build - go:generate stringer "stringer: can't happen: constant is not an integer"

I am trying to create an auto-generated file "txstatus_string.go" within Bazel sandbox which relies on a go file and it is getting created with below stringer command: go:generate stringer -type TxStatus I am using a bazel genrule like…
alanmas
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How to glob an absolute path for files in Bazel

Context: I'm trying to come up with a fix for https://github.com/tensorflow/tensorflow/issues/37861 where header files of an external dependency are manually listed but that list is version specific and hence impossible to keep up to date. What is…
Flamefire
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1 answer

Bazel get location of external dependency as command line arg for py_binary

I need the path to external (or internal) dependency to pass it as an argument to a function inside. We need the location to the folder, not specific files. Also, sometimes, we need the path to the folder where a shared library, generated by…
user9092688
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Bazel using with lerna and yarn workspace

Many people are using lerna and/or yarn workspace. I guess either migrating from them to Bazel, or just using them with Bazel together is good to be guided with an example project. For example, currently, I have a directory structure like this,…
jjangga
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1 answer

bazel: Cycle in the workspace file detected. This indicates that a repository is used prior to being defined

I have the following files and try to compile simple python app using bazel 6.1.1 and getting error. my files: ➜ tree . ├── BUILD ├── main.py └── WORKSPACE the error: ➜ bazel build //... WARNING: Ignoring JAVA_HOME,…
DmitrySemenov
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Installing python packages with extras using Bazel pip_parse

I use Python Rules for Bazel to build my python projects. I use pip_parse to install pip packages, as described in the guide, but that doesn't seem to be working for packages with extras. For example, I have the following dependency in my…
andrii
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How to see the native implementation of predefined rules in Bazel

I am learning currently Bazel and after going through a few tutorials I feel like I have some basic working knowledge with it. Now I would like to dig slightly deeper and see how some of the rules I am using, like android_binary,…
VCODE
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Looking for example of Bazel genrule for calling shell script

I have a shell script(.sh) for generating metadata of media files. I need to run the script while building the AOSP by using bazel genrule. Do any have similar examples or directions for me?
Midhun PM
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How to properly use bazel transitions for multiarch build

I'm trying to define a bazel rule that will build 2 different cc_binaries for 2 different platforms with just 1 bazel build invocation. I'm struggling with how to define the transition properly and attach it. I would like ultimately to be able to do…
seth
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Google Benchmark: "***WARNING*** Library was built as DEBUG. Timings may be affected."

In ~/install/benchmark, I have checked out Google Benchmark (https://github.com/google/benchmark) and built it in Release mode according to the instructions here. In ~/personal-projects/benchmarking, I have my own code with a BUILD file and a…
bun9
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1 answer

Consuming contents of declare_directory

I have rule A implemented with a macro that uses declare_directory to produce a set of files: output = ctx.actions.declare_directory("selected") Names of those files are not known in advance. The implementation returns the directory created by…
Marek
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How to reference bazel c++ protobuf output headers in a different workspace/package

I just started using Bazel a couple days ago in hopes of something better than CMake. I have a small library that contains only protobuf definitions in its own repository. I've gotten bazel building the proto types and see them in the…
weagle08
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How to query repository rule in bazel?

I'm trying to translate my company's project from legacy build tool to bazel. Now I'm facing this problem and searched a lot, but unfortunately, I haven't had a clue so far. Here's the thing: For compliance with open source audit, we must provide a…
Chen Zhuo
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Runfiles from multiple targets in a single directory in Bazel

I have an integration test target which uses runfiles from two different targets: java_test( name = "test", srcs = ["Test.java"], data = ["//package:resource1", "//package:resource2"], ... ) The first one is a filegroup: filegroup( name…
agluszak
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