mirror of
https://github.com/kevin-DL/revel-cmd.git
synced 2026-01-11 18:54:31 +00:00
113 lines
3.1 KiB
Go
113 lines
3.1 KiB
Go
package main
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import (
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"fmt"
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"os"
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"path"
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"path/filepath"
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"strings"
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"github.com/revel/cmd/harness"
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"github.com/revel/revel"
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)
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var cmdBuild = &Command{
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UsageLine: "build [import path] [target path]",
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Short: "build a Revel application (e.g. for deployment)",
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Long: `
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Build the Revel web application named by the given import path.
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This allows it to be deployed and run on a machine that lacks a Go installation.
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WARNING: The target path will be completely deleted, if it already exists!
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For example:
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revel build github.com/revel/samples/chat /tmp/chat
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`,
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}
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func init() {
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cmdBuild.Run = buildApp
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}
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func buildApp(args []string) {
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if len(args) != 2 {
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fmt.Fprintf(os.Stderr, "%s\n%s", cmdBuild.UsageLine, cmdBuild.Long)
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return
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}
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appImportPath, destPath := args[0], args[1]
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if !revel.Initialized {
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revel.Init("", appImportPath, "")
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}
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// First, verify that it is either already empty or looks like a previous
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// build (to avoid clobbering anything)
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if exists(destPath) && !empty(destPath) && !exists(path.Join(destPath, "run.sh")) {
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errorf("Abort: %s exists and does not look like a build directory.", destPath)
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}
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os.RemoveAll(destPath)
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os.MkdirAll(destPath, 0777)
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app, reverr := harness.Build()
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panicOnError(reverr, "Failed to build")
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// Included are:
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// - run scripts
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// - binary
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// - revel
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// - app
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// Revel and the app are in a directory structure mirroring import path
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srcPath := path.Join(destPath, "src")
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destBinaryPath := path.Join(destPath, filepath.Base(app.BinaryPath))
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tmpRevelPath := path.Join(srcPath, filepath.FromSlash(revel.REVEL_IMPORT_PATH))
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mustCopyFile(destBinaryPath, app.BinaryPath)
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mustChmod(destBinaryPath, 0755)
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mustCopyDir(path.Join(tmpRevelPath, "conf"), path.Join(revel.RevelPath, "conf"), nil)
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mustCopyDir(path.Join(tmpRevelPath, "templates"), path.Join(revel.RevelPath, "templates"), nil)
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mustCopyDir(path.Join(srcPath, filepath.FromSlash(appImportPath)), revel.BasePath, nil)
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// Find all the modules used and copy them over.
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config := revel.Config.Raw()
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modulePaths := make(map[string]string) // import path => filesystem path
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for _, section := range config.Sections() {
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options, _ := config.SectionOptions(section)
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for _, key := range options {
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if !strings.HasPrefix(key, "module.") {
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continue
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}
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moduleImportPath, _ := config.String(section, key)
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if moduleImportPath == "" {
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continue
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}
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modulePath, err := revel.ResolveImportPath(moduleImportPath)
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if err != nil {
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revel.ERROR.Fatalln("Failed to load module %s: %s", key[len("module."):], err)
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}
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modulePaths[moduleImportPath] = modulePath
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}
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}
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for importPath, fsPath := range modulePaths {
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mustCopyDir(path.Join(srcPath, importPath), fsPath, nil)
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}
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tmplData, runShPath := map[string]interface{}{
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"BinName": filepath.Base(app.BinaryPath),
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"ImportPath": appImportPath,
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}, path.Join(destPath, "run.sh")
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mustRenderTemplate(
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runShPath,
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filepath.Join(revel.RevelPath, "..", "cmd", "revel", "package_run.sh.template"),
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tmplData)
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mustChmod(runShPath, 0755)
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mustRenderTemplate(
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filepath.Join(destPath, "run.bat"),
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filepath.Join(revel.RevelPath, "..", "cmd", "revel", "package_run.bat.template"),
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tmplData)
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}
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