mirror of
https://github.com/openziti/zrok.git
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73 lines
2.4 KiB
Bash
73 lines
2.4 KiB
Bash
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#!/usr/bin/env bash
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#
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# build the Linux artifacts for amd64, arm, arm64
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#
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# runs one background job per desired architecture unless there are too few CPUs
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#
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#
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set -o pipefail -e -u
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# if no architectures supplied then default list of three
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if (( ${#} )); then
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typeset -a JOBS=(${@})
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else
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typeset -a JOBS=(amd64 arm arm64)
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fi
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# specify the Go template used by Gox to save the artifacts
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GOX_OUTPUT="dist/{{.Arch}}/{{.OS}}/{{.Dir}}"
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# count the number of available CPUs for time-efficient parallelism
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PROC_COUNT=$(nproc --all)
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# compute the number of processors available for each job, rounded down to integer
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PROCS_PER_JOB=$((PROC_COUNT / ${#JOBS[@]}))
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# if multiple jobs and at least one processor for each job then background, else foreground with all available CPUs-1 (gox default)
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if (( ${#JOBS[@]} > 1 && ${PROCS_PER_JOB} )); then
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BACKGROUND="&"
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# initialize an associative array in which to map background PIDs to the ARCH being built
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typeset -A BUILDS
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else
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BACKGROUND="" # run normally in foreground
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PROCS_PER_JOB=0 # invokes gox default to use all CPUs-1
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fi
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for ARCH in ${JOBS[@]}; do
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GOX_CMD="
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gox \
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-cgo \
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-os=linux \
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-arch=${ARCH} \
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-output=${GOX_OUTPUT} \
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-parallel=${PROCS_PER_JOB} \
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./cmd/zrok
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"
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case ${ARCH} in
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amd64) eval ${GOX_CMD} ${BACKGROUND}
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(( ${PROCS_PER_JOB} )) && BUILDS[${!}]=${ARCH} # if greater than zero procs per job then map background pid->arch
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;;
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arm) eval CC=arm-linux-gnueabihf-gcc ${GOX_CMD} ${BACKGROUND}
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(( ${PROCS_PER_JOB} )) && BUILDS[${!}]=${ARCH}
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;;
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arm64) eval CC=aarch64-linux-gnu-gcc ${GOX_CMD} ${BACKGROUND}
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(( ${PROCS_PER_JOB} )) && BUILDS[${!}]=${ARCH}
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;;
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*) echo "ERROR: invalid architecture '${ARCH}', must be one of amd64, arm, arm64" >&2
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exit 1
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;;
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esac
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done
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# if not background in parallel then exit now with well earned success
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[[ -z "${BACKGROUND:-}" ]] && exit 0
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# Wait for builds in the background and exit with an error if any fail
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EXIT=0
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while true; do
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# "wait -p" requires BASH >=5.1 which is present in Ubuntu 20.10 and Debian Bullseye
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wait -n -p JOB_PID; JOB_RESULT=$?
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echo "Building for ${BUILDS[$JOB_PID]} finished with result ${JOB_RESULT}"
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(( ${JOB_RESULT} )) && EXIT=1
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done
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exit ${EXIT}
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