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Open-IM-Server/scripts/lib/golang.sh

204 lines
6.9 KiB

#!/usr/bin/env bash
# Copyright © 2023 OpenIM. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# shellcheck disable=SC2034 # Variables sourced in other scripts.
# The server platform we are building on.
readonly OPENIM_SUPPORTED_SERVER_PLATFORMS=(
linux/amd64
linux/arm64
)
# If we update this we should also update the set of platforms whose standard
# library is precompiled for in build/build-image/cross/Dockerfile
readonly OPENIM_SUPPORTED_CLIENT_PLATFORMS=(
linux/amd64
linux/arm64
)
# The set of server targets that we are only building for Linux
# If you update this list, please also update build/BUILD.
openim::golang::server_targets() {
local targets=(
openim-apiserver
openim-authz-server
openim-pump
openim-watcher
)
echo "${targets[@]}"
}
IFS=" " read -ra OPENIM_SERVER_TARGETS <<< "$(openim::golang::server_targets)"
readonly OPENIM_SERVER_TARGETS
readonly OPENIM_SERVER_BINARIES=("${OPENIM_SERVER_TARGETS[@]##*/}")
# The set of server targets we build docker images for
openim::golang::server_image_targets() {
# NOTE: this contains cmd targets for openim::build::get_docker_wrapped_binaries
local targets=(
cmd/openim-apiserver
cmd/openim-authz-server
cmd/openim-pump
cmd/openim-watcher
)
echo "${targets[@]}"
}
IFS=" " read -ra OPENIM_SERVER_IMAGE_TARGETS <<< "$(openim::golang::server_image_targets)"
readonly OPENIM_SERVER_IMAGE_TARGETS
readonly OPENIM_SERVER_IMAGE_BINARIES=("${OPENIM_SERVER_IMAGE_TARGETS[@]##*/}")
# ------------
# NOTE: All functions that return lists should use newlines.
# bash functions can't return arrays, and spaces are tricky, so newline
# separators are the preferred pattern.
# To transform a string of newline-separated items to an array, use openim::util::read-array:
# openim::util::read-array FOO < <(openim::golang::dups a b c a)
#
# ALWAYS remember to quote your subshells. Not doing so will break in
# bash 4.3, and potentially cause other issues.
# ------------
# Returns a sorted newline-separated list containing only duplicated items.
openim::golang::dups() {
# We use printf to insert newlines, which are required by sort.
printf "%s\n" "$@" | sort | uniq -d
}
# Returns a sorted newline-separated list with duplicated items removed.
openim::golang::dedup() {
# We use printf to insert newlines, which are required by sort.
printf "%s\n" "$@" | sort -u
}
# Depends on values of user-facing OPENIM_BUILD_PLATFORMS, OPENIM_FASTBUILD,
# and OPENIM_BUILDER_OS.
# Configures OPENIM_SERVER_PLATFORMS and OPENIM_CLIENT_PLATFORMS, then sets them
# to readonly.
# The configured vars will only contain platforms allowed by the
# OPENIM_SUPPORTED* vars at the top of this file.
declare -a OPENIM_SERVER_PLATFORMS
declare -a OPENIM_CLIENT_PLATFORMS
openim::golang::setup_platforms() {
if [[ -n "${OPENIM_BUILD_PLATFORMS:-}" ]]; then
# OPENIM_BUILD_PLATFORMS needs to be read into an array before the next
# step, or quoting treats it all as one element.
local -a platforms
IFS=" " read -ra platforms <<< "${OPENIM_BUILD_PLATFORMS}"
# Deduplicate to ensure the intersection trick with openim::golang::dups
# is not defeated by duplicates in user input.
openim::util::read-array platforms < <(openim::golang::dedup "${platforms[@]}")
# Use openim::golang::dups to restrict the builds to the platforms in
# OPENIM_SUPPORTED_*_PLATFORMS. Items should only appear at most once in each
# set, so if they appear twice after the merge they are in the intersection.
openim::util::read-array OPENIM_SERVER_PLATFORMS < <(openim::golang::dups \
"${platforms[@]}" \
"${OPENIM_SUPPORTED_SERVER_PLATFORMS[@]}" \
)
readonly OPENIM_SERVER_PLATFORMS
openim::util::read-array OPENIM_CLIENT_PLATFORMS < <(openim::golang::dups \
"${platforms[@]}" \
"${OPENIM_SUPPORTED_CLIENT_PLATFORMS[@]}" \
)
readonly OPENIM_CLIENT_PLATFORMS
elif [[ "${OPENIM_FASTBUILD:-}" == "true" ]]; then
OPENIM_SERVER_PLATFORMS=(linux/amd64)
readonly OPENIM_SERVER_PLATFORMS
OPENIM_CLIENT_PLATFORMS=(linux/amd64)
readonly OPENIM_CLIENT_PLATFORMS
else
OPENIM_SERVER_PLATFORMS=("${OPENIM_SUPPORTED_SERVER_PLATFORMS[@]}")
readonly OPENIM_SERVER_PLATFORMS
OPENIM_CLIENT_PLATFORMS=("${OPENIM_SUPPORTED_CLIENT_PLATFORMS[@]}")
readonly OPENIM_CLIENT_PLATFORMS
fi
}
openim::golang::setup_platforms
# The set of client targets that we are building for all platforms
# If you update this list, please also update build/BUILD.
readonly OPENIM_CLIENT_TARGETS=(
iamctl
)
readonly OPENIM_CLIENT_BINARIES=("${OPENIM_CLIENT_TARGETS[@]##*/}")
readonly OPENIM_ALL_TARGETS=(
"${OPENIM_SERVER_TARGETS[@]}"
"${OPENIM_CLIENT_TARGETS[@]}"
)
readonly OPENIM_ALL_BINARIES=("${OPENIM_ALL_TARGETS[@]##*/}")
# Asks golang what it thinks the host platform is. The go tool chain does some
# slightly different things when the target platform matches the host platform.
openim::golang::host_platform() {
echo "$(go env GOHOSTOS)/$(go env GOHOSTARCH)"
}
# Ensure the go tool exists and is a viable version.
openim::golang::verify_go_version() {
if [[ -z "$(command -v go)" ]]; then
openim::log::usage_from_stdin <<EOF
Can't find 'go' in PATH, please fix and retry.
See http://golang.org/doc/install for installation instructions.
EOF
return 2
fi
local go_version
IFS=" " read -ra go_version <<< "$(go version)"
local minimum_go_version
minimum_go_version=go1.13.4
if [[ "${minimum_go_version}" != $(echo -e "${minimum_go_version}\n${go_version[2]}" | sort -s -t. -k 1,1 -k 2,2n -k 3,3n | head -n1) && "${go_version[2]}" != "devel" ]]; then
openim::log::usage_from_stdin <<EOF
Detected go version: ${go_version[*]}.
OpenIM requires ${minimum_go_version} or greater.
Please install ${minimum_go_version} or later.
EOF
return 2
fi
}
# openim::golang::setup_env will check that the `go` commands is available in
# ${PATH}. It will also check that the Go version is good enough for the
# OpenIM build.
#
# Outputs:
# env-var GOBIN is unset (we want binaries in a predictable place)
# env-var GO15VENDOREXPERIMENT=1
# env-var GO111MODULE=on
openim::golang::setup_env() {
openim::golang::verify_go_version
# Unset GOBIN in case it already exists in the current session.
unset GOBIN
# This seems to matter to some tools
export GO15VENDOREXPERIMENT=1
# Open go module feature
export GO111MODULE=on
# This is for sanity. Without it, user umasks leak through into release
# artifacts.
umask 0022
}