8 Commits

7 changed files with 31 additions and 13 deletions

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@ -25,11 +25,15 @@
disable = [ disable = [
"maligned", "maligned",
"lll", "lll",
"gas", "gosec",
"dupl", "dupl",
"prealloc", "prealloc",
"gochecknoglobals", "gochecknoglobals",
"gochecknoinits", "gochecknoinits",
"gomnd",
"wsl",
"goerr113",
"testpackage",
] ]
[issues] [issues]

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@ -187,6 +187,7 @@
identification within third-party archives. identification within third-party archives.
Copyright [2015-2018] [Containous] Copyright [2015-2018] [Containous]
Copyright [2020] [Traefik Labs]
Licensed under the Apache License, Version 2.0 (the "License"); Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License. you may not use this file except in compliance with the License.

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@ -11,10 +11,10 @@ build:
CGO_ENABLED=0 go build -a --installsuffix cgo --ldflags="-s" -o whoami CGO_ENABLED=0 go build -a --installsuffix cgo --ldflags="-s" -o whoami
image: image:
docker build -t containous/whoami . docker build -t traefik/whoami .
check: check:
golangci-lint run golangci-lint run
publish-images: publish-images:
seihon publish -v "$(TAG_NAME)" -v "latest" --image-name containous/whoami --dry-run=false seihon publish -v "$(TAG_NAME)" -v "latest" --image-name traefik/whoami --dry-run=false

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@ -1,7 +1,7 @@
# whoami # whoami
[![Docker Pulls](https://img.shields.io/docker/pulls/containous/whoami.svg)](https://hub.docker.com/r/containous/whoami/) [![Docker Pulls](https://img.shields.io/docker/pulls/traefik/whoami.svg)](https://hub.docker.com/r/traefik/whoami/)
[![Build Status](https://travis-ci.com/containous/whoami.svg?branch=master)](https://travis-ci.com/containous/whoami) [![Build Status](https://travis-ci.com/traefik/whoami.svg?branch=master)](https://travis-ci.com/traefik/whoami)
Tiny Go webserver that prints os information and HTTP request to output Tiny Go webserver that prints os information and HTTP request to output
@ -9,10 +9,10 @@ Tiny Go webserver that prints os information and HTTP request to output
### Paths ### Paths
- `/data?size=n`: creates a response with a size `n`. - `/data?size=n[&unit=u]`: creates a response with a size `n`. The unit of measure, if specified, accepts the following values: `KB`, `MB`, `GB`, `TB` (optional, default: bytes).
- `/echo`: webSocket echo. - `/echo`: webSocket echo.
- `/bench`: always return the same response (`1`). - `/bench`: always return the same response (`1`).
- `/`: returns the whoami information (request and network information). - `/[?wait=d]`: returns the whoami information (request and network information). The optional `wait` query parameter can be provided to tell the server to wait before sending the response. The duration is expected in Go's [`time.Duration`](https://golang.org/pkg/time/#ParseDuration) format (e.g. `/?wait=100ms` to wait 100 milliseconds).
- `/api`: returns the whoami information as JSON. - `/api`: returns the whoami information as JSON.
- `/health`: heath check - `/health`: heath check
- `GET`, `HEAD`, ...: returns a response with the status code defined by the `POST` - `GET`, `HEAD`, ...: returns a response with the status code defined by the `POST`
@ -23,11 +23,12 @@ Tiny Go webserver that prints os information and HTTP request to output
- `cert`: give me a certificate. - `cert`: give me a certificate.
- `key`: give me a key. - `key`: give me a key.
- `port`: give me a port number. (default: 80) - `port`: give me a port number. (default: 80)
- `name`: give me a name. (it can be also defined with `WHOAMI_NAME` environment variable)
## Examples ## Examples
```console ```console
$ docker run -d -P --name iamfoo containous/whoami $ docker run -d -P --name iamfoo traefik/whoami
$ docker inspect --format '{{ .NetworkSettings.Ports }}' iamfoo $ docker inspect --format '{{ .NetworkSettings.Ports }}' iamfoo
map[80/tcp:[{0.0.0.0 32769}]] map[80/tcp:[{0.0.0.0 32769}]]
@ -63,3 +64,7 @@ $ curl -v http://localhost:80/health
< Date: Mon, 16 Sep 2019 22:52:40 GMT < Date: Mon, 16 Sep 2019 22:52:40 GMT
< Content-Length: 0 < Content-Length: 0
``` ```
```console
docker run -d -P -v ./certs:/certs --name iamfoo traefik/whoami --cert /certs/cert.cer --key /certs/key.key
```

10
app.go
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@ -19,7 +19,7 @@ import (
"github.com/gorilla/websocket" "github.com/gorilla/websocket"
) )
// Units // Units.
const ( const (
_ = iota _ = iota
KB int64 = 1 << (10 * iota) KB int64 = 1 << (10 * iota)
@ -31,11 +31,13 @@ const (
var cert string var cert string
var key string var key string
var port string var port string
var name string
func init() { func init() {
flag.StringVar(&cert, "cert", "", "give me a certificate") flag.StringVar(&cert, "cert", "", "give me a certificate")
flag.StringVar(&key, "key", "", "give me a key") flag.StringVar(&key, "key", "", "give me a key")
flag.StringVar(&port, "port", "80", "give me a port number") flag.StringVar(&port, "port", "80", "give me a port number")
flag.StringVar(&name, "name", os.Getenv("WHOAMI_NAME"), "give me a name")
} }
var upgrader = websocket.Upgrader{ var upgrader = websocket.Upgrader{
@ -149,6 +151,10 @@ func whoamiHandler(w http.ResponseWriter, req *http.Request) {
} }
} }
if name != "" {
_, _ = fmt.Fprintln(w, "Name:", name)
}
hostname, _ := os.Hostname() hostname, _ := os.Hostname()
_, _ = fmt.Fprintln(w, "Hostname:", hostname) _, _ = fmt.Fprintln(w, "Hostname:", hostname)
@ -185,6 +191,7 @@ func apiHandler(w http.ResponseWriter, req *http.Request) {
URL string `json:"url,omitempty"` URL string `json:"url,omitempty"`
Host string `json:"host,omitempty"` Host string `json:"host,omitempty"`
Method string `json:"method,omitempty"` Method string `json:"method,omitempty"`
Name string `json:"name,omitempty"`
}{ }{
Hostname: hostname, Hostname: hostname,
IP: []string{}, IP: []string{},
@ -192,6 +199,7 @@ func apiHandler(w http.ResponseWriter, req *http.Request) {
URL: req.URL.RequestURI(), URL: req.URL.RequestURI(),
Host: req.Host, Host: req.Host,
Method: req.Method, Method: req.Method,
Name: name,
} }
ifaces, _ := net.Interfaces() ifaces, _ := net.Interfaces()

4
go.mod
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@ -1,5 +1,5 @@
module github.com/containous/whoami module github.com/traefik/whoami
go 1.13 go 1.13
require github.com/gorilla/websocket v1.4.1 require github.com/gorilla/websocket v1.4.2

4
go.sum
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@ -1,2 +1,2 @@
github.com/gorilla/websocket v1.4.1 h1:q7AeDBpnBk8AogcD4DSag/Ukw/KV+YhzLj2bP5HvKCM= github.com/gorilla/websocket v1.4.2 h1:+/TMaTYc4QFitKJxsQ7Yye35DkWvkdLcvGKqM+x0Ufc=
github.com/gorilla/websocket v1.4.1/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE= github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/adAjf1fMHhE=