README
¶
member
Write a web member system with Go as a practice.
Build the web server
make
Run the web server
./webserver
It listens on port 8080.
Access the web server with browser
-
Access root page http://localhost:8080/ at first time, it will redirect user to http://localhost:8080/add1stuser
-
After added the user, it will redirect user to the root page with welcome
-
Click the Login. It goes to login page http://localhost:8080/login
-
Input the user's account and password which are added by add first user process. Then, it goes to the root page with welcome user
Access the web server with cURL
- The index page without login
$ curl -v http://localhost:8080/
* Trying 127.0.0.1:8080...
* Connected to localhost (127.0.0.1) port 8080 (#0)
> GET / HTTP/1.1
> Host: localhost:8080
> User-Agent: curl/7.87.0
> Accept: */*
>
* Mark bundle as not supporting multiuse
< HTTP/1.1 200 OK
< Accept-Ranges: bytes
< Content-Length: 44
< Content-Type: text/html; charset=utf-8
< Last-Modified: Sun, 15 Jan 2023 12:20:25 GMT
< Date: Sun, 15 Jan 2023 15:34:10 GMT
<
<h1>Welcome</h1>
<a href="/login">Login</a>
* Connection #0 to host localhost left intact
- Login and go to index page again:
- Login with POST method and a form data:
account:<account>andpasswd:<password>which we added before. Also, need the cookiesessionidand the CSRF token_csrffrom the login page's hidden input with id_csrf. - Take the cookie
sessionidand request the index page again. The response should include the account.
$ curl -v http://localhost:8080/login
* Trying 127.0.0.1:8080...
* Connected to localhost (127.0.0.1) port 8080 (#0)
> GET /login HTTP/1.1
> Host: localhost:8080
> User-Agent: curl/7.88.1
> Accept: */*
>
< HTTP/1.1 200 OK
< Content-Type: text/html; charset=utf-8
< Set-Cookie: sessionid=MTY3NzkyMjQ0MXxEdi1CQkFFQ180SUFBUkFCRUFBQU12LUNBQUVHYzNSeWFXNW5EQW9BQ0dOemNtWlRZV3gwQm5OMGNtbHVad3dTQUJCUlNIUldhMlExUkZoRVkzbDBNR2RIfFq4ww0eYO5LqScjYzZVM7Zv4leqJdZFWdUkY9nUCzFO; Path=/; Expires=Mon, 03 Apr 2023 09:34:01 GMT; Max-Age=2592000
< Date: Sat, 04 Mar 2023 09:34:01 GMT
< Content-Length: 376
<
<body>
<h1>Login</h1>
<form method="POST" action="/login">
<label for="account">Account:</label><input type="text" id="account" name="account"><br>
<label for="passwd">Password:</label><input type="password" id="passwd" name="passwd"><br>
<input type="hidden" id="_csrf" name="_csrf" value="DlSWY_M7MDnfR1mx6oi30Kb7Qok=" />
<input type="submit" value="Login">
</form>
</body>
* Connection #0 to host localhost left intact
$ curl -v -X POST -F "account=foo" -F "passwd=bar" -F "_csrf=DlSWY_M7MDnfR1mx6oi30Kb7Qok=" --cookie "sessionid=MTY3NzkyMjQ0MXxEdi1CQkFFQ180SUFBUkFCRUFBQU12LUNBQUVHYzNSeWFXNW5EQW9BQ0dOemNtWlRZV3gwQm5OMGNtbHVad3dTQUJCUlNIUldhMlExUkZoRVkzbDBNR2RIfFq4ww0eYO5LqScjYzZVM7Zv4leqJdZFWdUkY9nUCzFO" http://localhost:8080/login
Note: Unnecessary use of -X or --request, POST is already inferred.
* Trying 127.0.0.1:8080...
* Connected to localhost (127.0.0.1) port 8080 (#0)
> POST /login HTTP/1.1
> Host: localhost:8080
> User-Agent: curl/7.88.1
> Accept: */*
> Cookie: sessionid=MTY3NzkyMjQ0MXxEdi1CQkFFQ180SUFBUkFCRUFBQU12LUNBQUVHYzNSeWFXNW5EQW9BQ0dOemNtWlRZV3gwQm5OMGNtbHVad3dTQUJCUlNIUldhMlExUkZoRVkzbDBNR2RIfFq4ww0eYO5LqScjYzZVM7Zv4leqJdZFWdUkY9nUCzFO
> Content-Length: 365
> Content-Type: multipart/form-data; boundary=------------------------2957a72a8356eb43
>
* We are completely uploaded and fine
< HTTP/1.1 302 Found
< Location: /
< Set-Cookie: sessionid=MTY3NzkyMjUwN3xEdi1CQkFFQ180SUFBUkFCRUFBQWFQLUNBQU1HYzNSeWFXNW5EQW9BQ0dOemNtWlRZV3gwQm5OMGNtbHVad3dTQUJCUlNIUldhMlExUkZoRVkzbDBNR2RIQm5OMGNtbHVad3dFQUFKcFpBUjFhVzUwQmdJQUFRWnpkSEpwYm1jTUNRQUhZV05qYjNWdWRBWnpkSEpwYm1jTUJRQURabTl2fLpHz8lq9Ue3A5TzMLYyPhs0vqvRKxp4AJbYM7aUi8Wx; Path=/; Expires=Mon, 03 Apr 2023 09:35:07 GMT; Max-Age=2592000
< Date: Sat, 04 Mar 2023 09:35:07 GMT
< Content-Length: 0
<
* Connection #0 to host localhost left intact
$ curl -v --cookie "sessionid=MTY3NzkyMjUwN3xEdi1CQkFFQ180SUFBUkFCRUFBQWFQLUNBQU1HYzNSeWFXNW5EQW9BQ0dOemNtWlRZV3gwQm5OMGNtbHVad3dTQUJCUlNIUldhMlExUkZoRVkzbDBNR2RIQm5OMGNtbHVad3dFQUFKcFpBUjFhVzUwQmdJQUFRWnpkSEpwYm1jTUNRQUhZV05qYjNWdWRBWnpkSEpwYm1jTUJRQURabTl2fLpHz8lq9Ue3A5TzMLYyPhs0vqvRKxp4AJbYM7aUi8Wx" http://localhost:8080/
* Trying 127.0.0.1:8080...
* Connected to localhost (127.0.0.1) port 8080 (#0)
> GET / HTTP/1.1
> Host: localhost:8080
> User-Agent: curl/7.88.1
> Accept: */*
> Cookie: sessionid=MTY3NzkyMjUwN3xEdi1CQkFFQ180SUFBUkFCRUFBQWFQLUNBQU1HYzNSeWFXNW5EQW9BQ0dOemNtWlRZV3gwQm5OMGNtbHVad3dTQUJCUlNIUldhMlExUkZoRVkzbDBNR2RIQm5OMGNtbHVad3dFQUFKcFpBUjFhVzUwQmdJQUFRWnpkSEpwYm1jTUNRQUhZV05qYjNWdWRBWnpkSEpwYm1jTUJRQURabTl2fLpHz8lq9Ue3A5TzMLYyPhs0vqvRKxp4AJbYM7aUi8Wx
>
< HTTP/1.1 200 OK
< Content-Type: text/html; charset=utf-8
< Date: Sat, 04 Mar 2023 09:36:31 GMT
< Content-Length: 91
<
<h1>Welcome foo</h1>
<a href="/logout">Logout</a><br/>
<a href="/adduser">Add an user</a>
* Connection #0 to host localhost left intact
Documentation
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