cerca

lean forum software (pmc local branch)
git clone http://git.permacomputing.net/repos/cerca.git # read-only access
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run.go (2180B)

      1 package main
      2 
      3 import (
      4 	"flag"
      5 	"fmt"
      6 	"net/url"
      7 	"os"
      8 	"strings"
      9 
     10 	"cerca/server"
     11 	"cerca/util"
     12 )
     13 
     14 func readAllowlist(location string) []string {
     15 	ed := util.Describe("read allowlist")
     16 	data, err := os.ReadFile(location)
     17 	ed.Check(err, "read file")
     18 	list := strings.Split(strings.TrimSpace(string(data)), "\n")
     19 	var processed []string
     20 	for _, fullpath := range list {
     21 		u, err := url.Parse(fullpath)
     22 		if err != nil {
     23 			continue
     24 		}
     25 		processed = append(processed, u.Host)
     26 	}
     27 	return processed
     28 }
     29 
     30 func complain(msg string) {
     31 	fmt.Printf("cerca: %s\n", msg)
     32 	os.Exit(0)
     33 }
     34 
     35 func main() {
     36 	// TODO (2022-01-10): somehow continually update veri sites by scraping merveilles webring sites || webring domain
     37 	var allowlistLocation string
     38 	var sessionKey string
     39 	var configPath string
     40 	var dataDir string
     41 	var dev bool
     42 	flag.BoolVar(&dev, "dev", false, "trigger development mode")
     43 	flag.StringVar(&allowlistLocation, "allowlist", "", "domains which can be used to read verification codes from during registration")
     44 	flag.StringVar(&sessionKey, "authkey", "", "session cookies authentication key")
     45 	flag.StringVar(&configPath, "config", "cerca.toml", "config and settings file containing cerca's customizations")
     46 	flag.StringVar(&dataDir, "data", "./data", "directory where cerca will dump its database")
     47 	flag.Parse()
     48 	if len(sessionKey) == 0 {
     49 		if !dev {
     50 			complain("please pass a random session auth key with --authkey")
     51 		}
     52 		sessionKey = "0"
     53 	}
     54 	if len(allowlistLocation) == 0 {
     55 		if !dev {
     56 			complain("please pass a file containing the verification code domain allowlist")
     57 		}
     58 		allowlistLocation = "temp-allowlist.txt"
     59 		created, err := util.CreateIfNotExist(allowlistLocation, "")
     60 		if err != nil {
     61 			complain(fmt.Sprintf("couldn't create %s: %s", allowlistLocation, err))
     62 		}
     63 		if created {
     64 			fmt.Println(fmt.Sprintf("Created %s", allowlistLocation))
     65 		}
     66 	}
     67 
     68 	err := os.MkdirAll(dataDir, 0750)
     69 	if err != nil {
     70 		complain(fmt.Sprintf("couldn't create dir '%s'", dataDir))
     71 	}
     72 	allowlist := readAllowlist(allowlistLocation)
     73 	allowlist = append(allowlist, "merveilles.town")
     74 	config := util.ReadConfig(configPath)
     75 	server.Serve(allowlist, sessionKey, dev, dataDir, config)
     76 }