CI: Build examples in parallel
Now you can create several 'build_examples_N' jobs
in the .gitlab-ci.yaml and get parallel execution.
This commit is contained in:
Anton Maklakov
parent
a7dde817f9
commit
c5b5dd88f9
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@ -114,7 +114,7 @@ build_esp_idf_tests:
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- make print_flash_cmd | tail -n 1 > build/download.config
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- python tools/UnitTestParser.py
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build_examples:
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.build_examples_template: &build_examples_template
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<<: *build_template
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artifacts:
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paths:
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@ -122,15 +122,32 @@ build_examples:
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- build_examples/*/*/*/build/*.elf
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- build_examples/*/*/*/build/*.map
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- build_examples/*/*/*/build/bootloader/*.bin
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expire_in: 6 mos
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expire_in: 1 week
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variables:
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IDF_CI_BUILD: "1"
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GIT_STRATEGY: fetch
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script:
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# it's not possible to build 100% out-of-tree and have the "artifacts"
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# mechanism work, but this is the next best thing
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- mkdir build_examples
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- cd build_examples
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- ${IDF_PATH}/make/build_examples.sh
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# build some of examples
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- ${IDF_PATH}/make/build_examples.sh "${CI_JOB_NAME}"
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build_examples_00:
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<<: *build_examples_template
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build_examples_01:
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<<: *build_examples_template
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build_examples_02:
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<<: *build_examples_template
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build_examples_03:
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<<: *build_examples_template
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build_examples_04:
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<<: *build_examples_template
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build_docs:
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stage: build
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@ -5,31 +5,107 @@
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#
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# Runs as part of CI process.
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#
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# Assumes CWD is an out-of-tree build directory, and will copy examples to individual subdirectories, one by one.
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# Assumes CWD is an out-of-tree build directory, and will copy examples
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# to individual subdirectories, one by one.
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#
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[ -z ${IDF_PATH} ] && echo "IDF_PATH is not set" && exit 1
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#
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# Without arguments it just builds all examples
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#
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# With one argument <JOB_NAME> it builds part of the examples. This is a useful for
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# parallel execution in CI.
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# <JOB_NAME> must look like this:
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# <some_text_label>_<num>
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# It scans .gitlab-ci.yaml to count number of jobs which have name "<some_text_label>_<num>"
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# It scans the filesystem to count all examples
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# Based on this, it decides to run qa set of examples.
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#
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# -----------------------------------------------------------------------------
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# Safety settings (see https://gist.github.com/ilg-ul/383869cbb01f61a51c4d).
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if [[ ! -z ${DEBUG} ]]
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then
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set -x # Activate the expand mode if DEBUG is anything but empty.
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fi
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set -o errexit # Exit if command failed.
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set -o pipefail # Exit if pipe failed.
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set -o nounset # Exit if variable not set.
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# Remove the initial space and instead use '\n'.
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IFS=$'\n\t'
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# -----------------------------------------------------------------------------
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die() {
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echo "${1:-"Unknown Error"}" 1>&2
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exit 1
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}
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[ -z ${IDF_PATH} ] && die "IDF_PATH is not set"
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# only 0 or 1 arguments
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[ $# -le 1 ] || die "Have to run as $(basename $0) [<JOB_NAME>]"
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export BATCH_BUILD=1
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export V=0 # only build verbose if there's an error
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EXAMPLE_NUM=1
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RESULT=0
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FAILED_EXAMPLES=""
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RESULT_WARNINGS=22 # magic number result code for "warnings found"
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LOG_WARNINGS=$(mktemp -t example_all.XXXX.log)
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if [ $# -eq 0 ]
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then
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START_NUM=0
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END_NUM=999
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else
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JOB_NAME=$1
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# parse text prefix at the beginning of string 'some_your_text_NUM'
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# (will be 'some_your_text' without last '_')
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JOB_PATTERN=$( echo ${JOB_NAME} | sed -n -r 's/^(.*)_[0-9]+$/\1/p' )
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[ -z ${JOB_PATTERN} ] && die "JOB_PATTERN is bad"
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# parse number 'NUM' at the end of string 'some_your_text_NUM'
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JOB_NUM=$( echo ${JOB_NAME} | sed -n -r 's/^.*_([0-9]+)$/\1/p' )
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[ -z ${JOB_NUM} ] && die "JOB_NUM is bad"
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# count number of the jobs
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NUM_OF_JOBS=$( grep -c -E "^${JOB_PATTERN}_[0-9]+:$" "${IDF_PATH}/.gitlab-ci.yml" )
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[ -z ${NUM_OF_JOBS} ] && die "NUM_OF_JOBS is bad"
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# count number of examples
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NUM_OF_EXAMPLES=$( find ${IDF_PATH}/examples/ -type f -name Makefile | wc -l )
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[ -z ${NUM_OF_EXAMPLES} ] && die "NUM_OF_EXAMPLES is bad"
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# separate intervals
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#57 / 5 == 12
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NUM_OF_EX_PER_JOB=$(( (${NUM_OF_EXAMPLES} + ${NUM_OF_JOBS} - 1) / ${NUM_OF_JOBS} ))
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[ -z ${NUM_OF_EX_PER_JOB} ] && die "NUM_OF_EX_PER_JOB is bad"
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# ex.: [0; 12); [12; 24); [24; 36); [36; 48); [48; 60)
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START_NUM=$(( ${JOB_NUM} * ${NUM_OF_EX_PER_JOB} ))
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[ -z ${START_NUM} ] && die "START_NUM is bad"
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END_NUM=$(( (${JOB_NUM} + 1) * ${NUM_OF_EX_PER_JOB} ))
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[ -z ${END_NUM} ] && die "END_NUM is bad"
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fi
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build_example () {
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local ID=$1
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shift
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local MAKE_FILE=$1
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shift
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local EXAMPLE_DIR=$(dirname "${MAKE_FILE}")
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local EXAMPLE_NAME=$(basename "${EXAMPLE_DIR}")
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echo "Building ${EXAMPLE_NAME} as ${EXAMPLE_NUM}..."
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mkdir -p "example_builds/${EXAMPLE_NUM}"
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cp -r "${EXAMPLE_DIR}" "example_builds/${EXAMPLE_NUM}"
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pushd "example_builds/${EXAMPLE_NUM}/${EXAMPLE_NAME}"
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echo "Building ${EXAMPLE_NAME} as ${ID}..."
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mkdir -p "example_builds/${ID}"
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cp -r "${EXAMPLE_DIR}" "example_builds/${ID}"
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pushd "example_builds/${ID}/${EXAMPLE_NAME}"
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# be stricter in the CI build than the default IDF settings
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export EXTRA_CFLAGS="-Werror -Werror=deprecated-declarations"
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export EXTRA_CXXFLAGS=${EXTRA_CFLAGS}
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@ -37,35 +113,42 @@ build_example () {
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# build non-verbose first
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local BUILDLOG=$(mktemp -t examplebuild.XXXX.log)
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(
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set -o pipefail # so result of make all isn't lost when piping to tee
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set -e
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make clean defconfig
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make $* all 2>&1 | tee "${BUILDLOG}"
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make all 2>&1 | tee "${BUILDLOG}"
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) || { RESULT=$?; FAILED_EXAMPLES+=" ${EXAMPLE_NAME}"; make V=1; } # verbose output for errors
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popd
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EXAMPLE_NUM=$(( $EXAMPLE_NUM + 1 ))
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if grep ": warning:" "${BUILDLOG}" 2>&1 >> "${LOG_WARNINGS}"; then
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[ $RESULT -eq 0 ] && RESULT=$RESULT_WARNINGS
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FAILED_EXAMPLES+=" ${EXAMPLE_NAME} (warnings)"
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fi
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grep -i error "${BUILDLOG}" 2>&1 >> "${LOG_WARNINGS}"
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grep -i error "${BUILDLOG}" 2>&1 >> "${LOG_WARNINGS}" || :
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rm -f "${BUILDLOG}"
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}
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EXAMPLE_NUM=0
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find ${IDF_PATH}/examples/ -type f -name Makefile | \
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while read fn
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while read FN
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do
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build_example "$fn" $*
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if [[ $EXAMPLE_NUM -lt $START_NUM || $EXAMPLE_NUM -ge $END_NUM ]]
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then
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EXAMPLE_NUM=$(( $EXAMPLE_NUM + 1 ))
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continue
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fi
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echo ">>> example [ ${EXAMPLE_NUM} ] - $FN"
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build_example "${EXAMPLE_NUM}" "${FN}"
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EXAMPLE_NUM=$(( $EXAMPLE_NUM + 1 ))
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done
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# show warnings
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echo -e "\nFound issues:"
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# pattern is: not 'error.o' and not '-Werror'
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grep -v "error.o\|\-Werror" -- "${LOG_WARNINGS}"
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grep -v "error.o\|\-Werror" -- "${LOG_WARNINGS}" || echo -e "\tNone"
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rm -f "${LOG_WARNINGS}"
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if [ $RESULT -eq $RESULT_WARNINGS ]; then
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@ -74,6 +157,6 @@ fi
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[ $RESULT -eq 0 ] || echo "Failed examples: $FAILED_EXAMPLES"
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echo -e "\nResult = $RESULT"
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echo -e "\nReturn code = $RESULT"
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exit $RESULT
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