74 lines
1.9 KiB
Go
74 lines
1.9 KiB
Go
// Copyright 2023 Michael Amann and contributors
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// SPDX-License-Identifier: AGPL-3.0-only
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package cmd
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import (
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"os"
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"os/signal"
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"github.com/spf13/cobra"
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"git.kle.li/tools/go-import-redirector/pkg/configuration"
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"git.kle.li/tools/go-import-redirector/pkg/meta"
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"git.kle.li/tools/go-import-redirector/pkg/server"
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)
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var (
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cfgFile string
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bind string
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hotReload bool
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cfg *configuration.Configuration
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srv *server.Server
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startupDone bool
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)
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// rootCmd represents the base command when called without any subcommands
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var rootCmd = &cobra.Command{
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Use: "go-import-redirector",
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Version: meta.GetVersion() + " (Commit: " + meta.GetShortCommit() + ")",
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Short: "run a webserver serving html documents with the meta annotation for golang imports",
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Long: ``,
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Run: rootRun,
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}
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func Execute() {
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err := rootCmd.Execute()
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if err != nil {
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os.Exit(1)
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}
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}
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func init() {
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cobra.OnInitialize(initConfig)
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rootCmd.Flags().StringVarP(&cfgFile, "config", "c", "", "config file (default order is $HOME/go-import-redirector.yaml, /etc/go-import-redirector/go-import-redirector.yaml, ./go-import-redirector.yaml)")
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rootCmd.Flags().StringVarP(&bind, "bind", "b", ":3000", "the address and port on which to serve the webserver (default :3000)")
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rootCmd.Flags().BoolVarP(&hotReload, "hotreload", "r", true, "Change hot reloading (default true)")
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}
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// initConfig reads in config file and ENV variables if set.
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func initConfig() {
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startupDone = false
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srv = server.New(bind)
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cfg = configuration.New(cfgFile, hotReload, reloadConfig)
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}
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func rootRun(_ *cobra.Command, _ []string) {
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// spew.Dump(cfg.GetPackageList())
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startupDone = true
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srv.Start(cfg.GetPackageList())
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stop := make(chan os.Signal, 1)
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signal.Notify(stop, os.Interrupt)
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// Waiting for SIGINT (kill -2)
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<-stop
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}
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func reloadConfig() {
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if startupDone {
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srv.Restart(cfg.GetPackageList())
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}
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}
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