mirror of https://github.com/0xERR0R/blocky.git
132 lines
2.8 KiB
Go
132 lines
2.8 KiB
Go
package cmd
|
|
|
|
import (
|
|
"fmt"
|
|
"net"
|
|
"net/http"
|
|
"os"
|
|
"strconv"
|
|
"strings"
|
|
|
|
"github.com/0xERR0R/blocky/config"
|
|
"github.com/0xERR0R/blocky/log"
|
|
"github.com/0xERR0R/blocky/util"
|
|
|
|
"github.com/spf13/cobra"
|
|
)
|
|
|
|
//nolint:gochecknoglobals
|
|
var (
|
|
configPath string
|
|
apiHost string
|
|
apiPort uint16
|
|
)
|
|
|
|
const (
|
|
defaultPort = 4000
|
|
defaultHost = "localhost"
|
|
defaultConfigPath = "./config.yml"
|
|
configFileEnvVar = "BLOCKY_CONFIG_FILE"
|
|
configFileEnvVarOld = "CONFIG_FILE"
|
|
)
|
|
|
|
// NewRootCommand creates a new root cli command instance
|
|
func NewRootCommand() *cobra.Command {
|
|
c := &cobra.Command{
|
|
Use: "blocky",
|
|
Short: "blocky is a DNS proxy ",
|
|
Long: `A fast and configurable DNS Proxy
|
|
and ad-blocker for local network.
|
|
|
|
Complete documentation is available at https://github.com/0xERR0R/blocky`,
|
|
RunE: func(cmd *cobra.Command, args []string) error {
|
|
return newServeCommand().RunE(cmd, args)
|
|
},
|
|
SilenceUsage: true,
|
|
}
|
|
|
|
c.PersistentFlags().StringVarP(&configPath, "config", "c", defaultConfigPath, "path to config file or folder")
|
|
c.PersistentFlags().StringVar(&apiHost, "apiHost", defaultHost, "host of blocky (API). Default overridden by config and CLI.") //nolint:lll
|
|
c.PersistentFlags().Uint16Var(&apiPort, "apiPort", defaultPort, "port of blocky (API). Default overridden by config and CLI.") //nolint:lll
|
|
|
|
c.AddCommand(newRefreshCommand(),
|
|
NewQueryCommand(),
|
|
NewVersionCommand(),
|
|
newServeCommand(),
|
|
newBlockingCommand(),
|
|
NewListsCommand(),
|
|
NewHealthcheckCommand(),
|
|
newCacheCommand())
|
|
|
|
return c
|
|
}
|
|
|
|
func apiURL() string {
|
|
return fmt.Sprintf("http://%s%s", net.JoinHostPort(apiHost, strconv.Itoa(int(apiPort))), "/api")
|
|
}
|
|
|
|
//nolint:gochecknoinits
|
|
func init() {
|
|
cobra.OnInitialize(initConfig)
|
|
}
|
|
|
|
func initConfig() {
|
|
if configPath == defaultConfigPath {
|
|
val, present := os.LookupEnv(configFileEnvVar)
|
|
if present {
|
|
configPath = val
|
|
} else {
|
|
val, present = os.LookupEnv(configFileEnvVarOld)
|
|
if present {
|
|
configPath = val
|
|
}
|
|
}
|
|
}
|
|
|
|
cfg, err := config.LoadConfig(configPath, false)
|
|
if err != nil {
|
|
util.FatalOnError("unable to load configuration: ", err)
|
|
}
|
|
|
|
log.Configure(&cfg.Log)
|
|
|
|
if len(cfg.Ports.HTTP) != 0 {
|
|
split := strings.Split(cfg.Ports.HTTP[0], ":")
|
|
|
|
lastIdx := len(split) - 1
|
|
|
|
apiHost = strings.Join(split[:lastIdx], ":")
|
|
|
|
port, err := config.ConvertPort(split[lastIdx])
|
|
if err != nil {
|
|
util.FatalOnError("can't convert port to number (1 - 65535)", err)
|
|
|
|
return
|
|
}
|
|
|
|
apiPort = port
|
|
}
|
|
}
|
|
|
|
// Execute starts the command
|
|
func Execute() {
|
|
if err := NewRootCommand().Execute(); err != nil {
|
|
os.Exit(1)
|
|
}
|
|
}
|
|
|
|
type codeWithStatus interface {
|
|
StatusCode() int
|
|
Status() string
|
|
}
|
|
|
|
func printOkOrError(resp codeWithStatus, body string) error {
|
|
if resp.StatusCode() == http.StatusOK {
|
|
log.Log().Info("OK")
|
|
} else {
|
|
return fmt.Errorf("response NOK, %s %s", resp.Status(), body)
|
|
}
|
|
|
|
return nil
|
|
}
|