[libc-commits] [PATCH] D75596: [libc] Add docker container for llvm-libc buildbot worker.

[Paula Toth via Phabricator via libc-commits]

PaulkaToast created this revision.
PaulkaToast added a reviewer: sivachandra.
PaulkaToast added a project: libc-project.
Herald added subscribers: libc-commits, tschuett, MaskRay.

Created a docker container to provide transparency and easy changes to the llvm-libc buildbot intfra.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D75596

Files:
  libc/utils/buildbot/Dockerfile
  libc/utils/buildbot/README.txt
  libc/utils/buildbot/run.sh


Index: libc/utils/buildbot/run.sh
===================================================================
--- /dev/null
+++ libc/utils/buildbot/run.sh
@@ -0,0 +1,10 @@
+#!/bin/bash
+
+# This serves as the entrypoint for docker to allow us to
+# run and start the buildbot while supplying the password
+# as an argument. 
+buildslave create-slave --keepalive=200 "${WORKER_NAME}" \
+  lab.llvm.org:9990 "${WORKER_NAME}" "$1" 
+
+buildslave start "${WORKER_NAME}"
+tail -f ${WORKER_NAME}/twistd.log
Index: libc/utils/buildbot/README.txt
===================================================================
--- /dev/null
+++ libc/utils/buildbot/README.txt
@@ -0,0 +1,16 @@
+This folder contains resources needed to create a docker container for
+llvm-libc builbot worker.
+
+Dockerfile: Sets up the docker image with all pre-requisites.
+
+run.sh: Script to create and start buildbot worker with supplied password.
+
+cmd to build the docker container:
+```
+docker build -t llvm-libc-buildbot-worker .
+```
+
+cmd to run the buildbot:
+```
+docker run -it llvm-libc-buildbot-worker <passwd>
+```
Index: libc/utils/buildbot/Dockerfile
===================================================================
--- /dev/null
+++ libc/utils/buildbot/Dockerfile
@@ -0,0 +1,38 @@
+FROM debian:10
+
+# Installing dependecies.
+RUN dpkg --add-architecture i386
+RUN apt-get update
+RUN apt-get install -y build-essential clang subversion git vim \
+  zip libstdc++6:i386 file binutils-dev binutils-gold cmake python-pip
+RUN python -m pip install buildbot-slave==0.8.12
+
+# Grabbing fresh ninja.
+RUN cd /tmp && git clone https://github.com/martine/ninja.git \
+  && cd ninja && git checkout release && ./bootstrap.py \ 
+  && install ninja /usr/bin/ -o root -g root
+
+# Change linker to gold.
+RUN update-alternatives --install "/usr/bin/ld" "ld" "/usr/bin/ld.gold" 20
+
+# Create and switch to buildbot user.
+RUN useradd buildbot --create-home
+USER buildbot
+
+WORKDIR /home/buildbot
+
+# Use clang as the compiler.
+ENV CC=/usr/bin/clang
+ENV CXX=/usr/bin/clang++
+
+ENV WORKER_NAME="libc-x86_64-debian"
+
+# Set up buildbot host and maintainer info.
+RUN mkdir -p "${WORKER_NAME}/info/"
+RUN bash -c "(uname -a ; \
+  gcc --version | head -n1 ; ld --version \
+  | head -n1 ; cmake --version | head -n1 ) > ${WORKER_NAME}/info/host"
+RUN echo "Paula Toth <paulatoth at google.com>" > "${WORKER_NAME}/info/admin"
+
+ADD --chown=buildbot:buildbot run.sh .
+ENTRYPOINT ["./run.sh"]


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