94 lines
2.2 KiB
Go
94 lines
2.2 KiB
Go
// Copyright (c) 2024 Joshua Rich <joshua.rich@gmail.com>
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//
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// This software is released under the MIT License.
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// https://opensource.org/licenses/MIT
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package main
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import (
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"errors"
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"fmt"
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"log/slog"
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"os"
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"path/filepath"
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"github.com/magefile/mage/mg"
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"github.com/magefile/mage/sh"
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)
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type Build mg.Namespace
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var ErrBuildFailed = errors.New("build failed")
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// Full runs all prep steps and then builds the binary.
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func (Build) Full() error {
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slog.Info("Starting full build.")
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// Make everything nice, neat, and proper
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mg.Deps(Preps.Tidy)
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mg.Deps(Preps.Format)
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mg.Deps(Preps.Generate)
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return buildProject()
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}
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// Fast just builds the binary and does not run any prep steps. It will fail if
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// the prep steps have not run.
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func (Build) Fast() error {
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return buildProject()
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}
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// CI runs build steps required for building in a CI environment (i.e., GitHub).
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func (b Build) CI() error {
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if !isCI() {
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return ErrNotCI
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}
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mg.SerialDeps(Preps.Deps)
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mg.SerialDeps(b.Full)
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return nil
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}
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// buildProject is the shared method that all exported build targets use. It
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// runs the bare minimum steps to build a binary of the agent.
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//
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//nolint:mnd
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func buildProject() error {
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// Remove any existing dist directory.
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if err := os.RemoveAll(distPath); err != nil {
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return fmt.Errorf("could not clean dist directory: %w", err)
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}
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// Recreate an empty dist directory for this build.
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if err := os.Mkdir(distPath, 0o755); err != nil {
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return fmt.Errorf("could not create dist directory: %w", err)
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}
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// Set-up the build environment.
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envMap, err := generateEnv()
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if err != nil {
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return errors.Join(ErrBuildFailed, err)
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}
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// Set-up appropriate build flags.
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ldflags, err := getFlags()
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if err != nil {
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return errors.Join(ErrBuildFailed, err)
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}
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// Set an appropriate output file based on the arch to build for.
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outputFile := filepath.Join(distPath, "/go-hass-agent-"+envMap["PLATFORMPAIR"])
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slog.Info("Running go build...",
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slog.String("output", outputFile),
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slog.String("ldflags", ldflags))
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// Run the build.
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if err := sh.RunWithV(envMap, "go", "build", "-ldflags="+ldflags, "-o", outputFile); err != nil {
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return fmt.Errorf("failed to build project: %w", err)
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}
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return nil
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}
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