106 lines
3.0 KiB
Bash
Executable File
106 lines
3.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -Eeuo pipefail
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readonly SCRIPT_DIR="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
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readonly WORKSPACE_ROOT="$(cd -- "${SCRIPT_DIR}/.." && pwd)"
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readonly MODULE_ROOT="${WORKSPACE_ROOT}/module"
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readonly BUILD_ROOT="${WORKSPACE_ROOT}/.builds"
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readonly ENTRY_ROOT="${BUILD_ROOT}/.entries"
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readonly CONFIG_ROOT="${BUILD_ROOT}/etc"
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if ! command -v go >/dev/null 2>&1; then
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echo "error: Go is not installed or is not available in PATH" >&2
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exit 1
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fi
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if [[ ! -f "${WORKSPACE_ROOT}/go.work" ]]; then
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echo "error: go.work was not found in ${WORKSPACE_ROOT}" >&2
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exit 1
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fi
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export GOWORK="${WORKSPACE_ROOT}/go.work"
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export GOOS=linux
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export GOARCH=amd64
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export CGO_ENABLED=0
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modules=()
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while IFS= read -r -d '' go_mod; do
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modules+=("$(dirname -- "${go_mod}")")
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done < <(find "${MODULE_ROOT}" -type f -name go.mod -print0 | sort -z)
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if (( ${#modules[@]} == 0 )); then
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echo "error: no service modules were found under ${MODULE_ROOT}" >&2
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exit 1
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fi
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mkdir -p "${BUILD_ROOT}"
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mkdir -p "${ENTRY_ROOT}"
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cleanup() {
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rm -rf -- "${ENTRY_ROOT}"
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}
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trap cleanup EXIT
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echo "Building ${#modules[@]} service modules..."
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for module_dir in "${modules[@]}"; do
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relative_path="${module_dir#"${MODULE_ROOT}/"}"
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artifact_name="${relative_path//\//-}"
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output="${BUILD_ROOT}/${artifact_name}"
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if [[ -f "${module_dir}/cmd/main/main.go" ]]; then
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entry_file="${module_dir}/cmd/main/main.go"
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entry_package="./cmd/main"
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elif [[ -f "${module_dir}/cmd/main.go" ]]; then
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entry_file="${module_dir}/cmd/main.go"
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entry_package="./cmd"
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else
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echo "error: service entry not found under ${module_dir}/cmd" >&2
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exit 1
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fi
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mkdir -p "$(dirname -- "${output}")"
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echo "==> ${relative_path} -> ${output#"${WORKSPACE_ROOT}/"}"
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(
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cd -- "${module_dir}"
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package_name="$(awk '$1 == "package" { print $2; exit }' "${entry_file}")"
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if [[ "${package_name}" == "main" ]]; then
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go build -trimpath -o "${output}" "${entry_package}"
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else
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module_name="$(awk '$1 == "module" { print $2; exit }' go.mod)"
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module_name="${module_name//$'\r'/}"
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wrapper_dir="${ENTRY_ROOT}/${relative_path}"
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wrapper_file="${wrapper_dir}/main.go"
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mkdir -p "${wrapper_dir}"
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printf '%s\n' \
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'package main' \
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'' \
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"import service \"${module_name}/${entry_package#./}\"" \
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'' \
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'func main() {' \
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$'\tservice.Run()' \
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'}' >"${wrapper_file}"
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go build -trimpath -o "${output}" "${wrapper_file}"
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fi
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)
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done
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# Copy production configuration only after every service has compiled successfully.
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mkdir -p "${CONFIG_ROOT}"
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config_count=0
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for module_dir in "${modules[@]}"; do
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module_name="$(basename -- "${module_dir}")"
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config_name="${module_name}_prod.yaml"
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config_file="${module_dir}/etc/${config_name}"
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[[ -f "${config_file}" ]] || continue
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cp -- "${config_file}" "${CONFIG_ROOT}/${config_name}"
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((config_count += 1))
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done
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echo "Copied ${config_count} production configs to ${CONFIG_ROOT}"
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echo "Build completed successfully: ${BUILD_ROOT}"
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