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73 lines
1.3 KiB
Go
73 lines
1.3 KiB
Go
package main
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import (
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"FRMS/internal/pkg/config"
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"FRMS/internal/pkg/logging"
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"FRMS/internal/pkg/reactor"
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"fmt"
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"os"
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"syscall"
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"os/signal"
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"github.com/spf13/viper"
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)
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type reactorCoordinator interface {
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Start()
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}
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func NewReactorCoordinator(
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config *viper.Viper,
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ch chan error,
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) (reactorCoordinator, error) {
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// allows interface checking as opposed to calling directly
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return reactor.NewCoordinator(config, ch)
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}
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func main() {
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// shutdown
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gracefulShutdown := make(chan os.Signal, 1)
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signal.Notify(gracefulShutdown, syscall.SIGINT, syscall.SIGTERM)
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// load any stored configs
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home, err := os.UserHomeDir()
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if err != nil {
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panic(err)
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}
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configPath := fmt.Sprintf("%s/.config/FRMS", home)
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configFile := "reactor"
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configExt := "yaml"
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conf, err := config.Load(configFile, configPath, configExt)
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if err != nil {
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panic(err)
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}
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ch := make(chan error)
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rlc, err := NewReactorCoordinator(conf, ch) // passing conf and err
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if err != nil {
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panic(err)
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}
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go rlc.Start()
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logging.Debug(logging.DStart, "Reactor Started")
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// check for errors
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select {
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case err := <-ch:
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if err != nil {
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conf.WriteConfig() // save changes
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panic(err)
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}
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case <-gracefulShutdown:
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// sigint
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fmt.Printf("\nStoring config to %s\n", conf.ConfigFileUsed())
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if err := conf.WriteConfig(); err != nil {
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panic(err)
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}
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os.Exit(0)
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}
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}
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