59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
package main
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import (
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"fmt"
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"io/ioutil"
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"log"
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"net"
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"net/http"
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"os"
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"os/user"
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"strconv"
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"time"
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)
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var version string
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func main() {
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http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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log.Printf("%s %s %s", r.RemoteAddr, r.Method, r.URL)
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h, err := os.Hostname()
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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u, err := user.LookupId(strconv.Itoa(os.Getuid()))
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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//url := "http://" + os.Getenv("DB_SERVICE_HOST") + ":" + os.Getenv("DB_SERVICE_PORT")
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//url := "http://testapp-db.default.svc.cluster.local:8080"
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url := "http://testapp-db:8080"
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c := &http.Client{Transport: &http.Transport{
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DialContext: (&net.Dialer{
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Timeout: 5 * time.Second,
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}).DialContext,
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}}
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resp, err := c.Get(url)
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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http.Error(w, err.Error(), http.StatusInternalServerError)
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return
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}
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fmt.Fprintf(w, "Version: %s\nHostname: %s\nUser: %s (%s) (%s)\nDB URL: %s\nDB GET: %s\n",
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version, h, u.Username, u.Uid, u.Gid, url, string(body))
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resp.Body.Close()
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})
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s := &http.Server{
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ReadTimeout: 5 * time.Second,
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WriteTimeout: 10 * time.Second,
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IdleTimeout: 120 * time.Second,
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Addr: ":8080",
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}
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log.Fatal(s.ListenAndServe())
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}
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