mirror of
https://github.com/1f349/lavender.git
synced 2024-12-22 15:44:07 +00:00
88 lines
2.3 KiB
Go
88 lines
2.3 KiB
Go
package main
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import (
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"context"
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"crypto/rand"
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"encoding/json"
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"flag"
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"github.com/1f349/lavender/server"
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"github.com/1f349/lavender/server/pages"
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"github.com/1f349/violet/utils"
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exit_reload "github.com/MrMelon54/exit-reload"
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"github.com/MrMelon54/mjwt"
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"github.com/google/subcommands"
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"log"
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"os"
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"path/filepath"
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)
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type serveCmd struct{ configPath string }
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func (s *serveCmd) Name() string { return "serve" }
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func (s *serveCmd) Synopsis() string { return "Serve API authentication service" }
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func (s *serveCmd) SetFlags(f *flag.FlagSet) {
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f.StringVar(&s.configPath, "conf", "", "/path/to/config.json : path to the config file")
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}
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func (s *serveCmd) Usage() string {
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return `serve [-conf <config file>]
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Serve API authentication service using information from the config file
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`
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}
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func (s *serveCmd) Execute(_ context.Context, _ *flag.FlagSet, _ ...interface{}) subcommands.ExitStatus {
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log.Println("[Lavender] Starting...")
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if s.configPath == "" {
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log.Println("[Lavender] Error: config flag is missing")
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return subcommands.ExitUsageError
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}
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openConf, err := os.Open(s.configPath)
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if err != nil {
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if os.IsNotExist(err) {
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log.Println("[Lavender] Error: missing config file")
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} else {
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log.Println("[Lavender] Error: open config file: ", err)
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}
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return subcommands.ExitFailure
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}
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var config server.Conf
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err = json.NewDecoder(openConf).Decode(&config)
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if err != nil {
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log.Println("[Lavender] Error: invalid config file: ", err)
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return subcommands.ExitFailure
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}
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configPathAbs, err := filepath.Abs(s.configPath)
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if err != nil {
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log.Fatal("[Lavender] Failed to get absolute config path")
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}
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wd := filepath.Dir(configPathAbs)
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normalLoad(config, wd)
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return subcommands.ExitSuccess
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}
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func normalLoad(startUp server.Conf, wd string) {
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mSign, err := mjwt.NewMJwtSignerFromFileOrCreate(startUp.Issuer, filepath.Join(wd, "lavender.private.key"), rand.Reader, 4096)
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if err != nil {
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log.Fatal("[Lavender] Failed to load or create MJWT signer:", err)
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}
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if err := pages.LoadPages(wd); err != nil {
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log.Fatal("[Lavender] Failed to load page templates:", err)
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}
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srv := server.NewHttpServer(startUp, mSign)
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log.Printf("[Lavender] Starting HTTP server on '%s'\n", srv.Addr)
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go utils.RunBackgroundHttp("HTTP", srv)
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exit_reload.ExitReload("Tulip", func() {}, func() {
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// stop http server
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_ = srv.Close()
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})
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}
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