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package main
import (
"fmt"
"io/ioutil"
"log"
"net"
"net/http"
"os"
"time"
)
func parseArgs() string {
// Check for at least one arg, bail if none
if len(os.Args) < 2 {
log.Fatalln("You must provide exactly one GitHub username.")
}
// We have one arg possible comma separated
if len(os.Args) == 2 {
return os.Args[1]
} else {
log.Fatalln("You have provided too many arguments")
}
return ""
}
func fetchKeys(username string) string {
log.Printf("Fetching keys for user %s", username)
url := fmt.Sprintf("https://github.com/%s.keys", username)
resp, err := http.Get(url)
if err != nil {
log.Fatal(err)
}
defer resp.Body.Close()
if resp.StatusCode == http.StatusOK {
bodyBytes, err := ioutil.ReadAll(resp.Body)
if err != nil {
log.Fatal(err)
}
bodyString := string(bodyBytes)
return bodyString
}
return ""
}
// Need to fix this to not be an infinite loop
func checkResolvers() {
i := 1
for i < 3 {
_, err := net.LookupIP("github.com")
if err != nil {
log.Println("No DNS yet, trying again in 5s")
time.Sleep(5 * time.Second)
i += 1
} else {
break
}
}
if i == 3 {
log.Fatalln("Could not reliably lookup host github.com")
}
return
}
func main() {
username := parseArgs()
checkResolvers()
keys := fetchKeys(username)
fmt.Print(keys)
return
}
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