From 5a01682e4ffb5b754eb76394e8e7e5832127cec7 Mon Sep 17 00:00:00 2001 From: "mp4085@student.uni-lj.si" Date: Sun, 1 Feb 2015 07:53:32 +0000 Subject: git-svn-id: https://svn.lusy.fri.uni-lj.si/kpov-public-svn/kpov-public@258 5cf9fbd1-b2bc-434c-b4b7-e852f4f63414 --- .../tasks/openvpn_simple_smb/howtos/en/index.html | 97 +++++++++++++++------- 1 file changed, 67 insertions(+), 30 deletions(-) diff --git a/kpov_judge/tasks/openvpn_simple_smb/howtos/en/index.html b/kpov_judge/tasks/openvpn_simple_smb/howtos/en/index.html index 4040a3f..aba834e 100644 --- a/kpov_judge/tasks/openvpn_simple_smb/howtos/en/index.html +++ b/kpov_judge/tasks/openvpn_simple_smb/howtos/en/index.html @@ -8,7 +8,7 @@

OpenVPN and SMB task:

Quick task:


Connect to VPN with OpenVPN. Enable access to files through NFS and copy them through SMB.

-

Navodila:


+

Instructions:


1. From Directory with images of virtual computers drag twice the picture SimpleArbiterVPN and VPNClient.
2. With VirtualBox (or other programs for virtual computers) create two virtual computers and give them VPNCLient.vdi and SimpleArbiterVPN.vdi as disk for storage.
3. On both set two network interface(NAT and Internal) and run them.
@@ -25,37 +25,74 @@ 3. Create configuration file tap0.conf, which should contain (split by lines) "remote IP_OF_YOUR_VPN_SERVR", "dev tap0", "proto tcp-client", "secret vpnkljuc.key"
4. On OpenVPN server connect to openvpn --config /some_directory/somewhere/tap0.conf

-

Second part: write a program, which converts the binary record 32-bit number in decimal.


- The task can be made in Java or Python. You can also write code in any text editor.

-


- JAVA------
- 1. With command nano bintodec3.java create and open empty program with text editor nano
- 2. Write a program for converting 24-bit number in two's complement into a decimal shape
-

- 3. Click Ctrl+X, then Y and Enter, that the program is closed and stored.
- 4. If you don't have it, install Java sudo apt-get install openjdk-6-jdk

- 5. Compile program javac bintodec3.java
- 6. You can run and test the program java bintodec3. On the standard input are entered 24-bit numbers in šhexadecimal format

-

PYTHON------
- 1. With command nano bintodec3.py create and open empty program with text editor nano
- 2. Write a program, which converts 24-bit number in two's complement into a decimal shape
-
- 3. Click Ctrl+X, then Y and Enter, that the program is closed and stored.
- 4. Start the program with command python bintodec3.py



- - -

-

Testing

- 1. You can start the test program with command ./run_test.py
-
- 2. For "Upor. Ime" and "Geslo" write your username and password. (example.: "pz1234@student.uni-lj.si" and "geslo123")
-
- 3. For the name of the task write XX.predvaja.
- 4. When a program asks you for path, enter your path to program for converting. (example.: if you have a program bintodec3.py in the same map as program run_test.py, enter: ./bintodec3.py)
- 5. When he asks you about IP address SimpleArbiterja, enter.
- 6. If the program returns OK your task is finished.

+ +

Second part: Access to imenika /home/test/IME_IMENIKA over NFS

 +

Client settings:

+ 1. Using "sudo apt-get install nfs-kernel-server" we install nfs service
+ 2. Create a directory /home/test/IME_IMENIKA
+ 3. To /etc/exports add line /home/test/bla IP_client + 4. Use sudo exportfs -a to save + 5. Restart service using "sudo service nfs-kernel-server start" +

Client settings:

+ 1. Instal client for nfs with command "sudo apt-get install nfs-common"
+ 2. Create mounting directory "sudo mkdir -p /mnt/nfs/home/test" and mount servers file "sudo mount IP_SERVER:/home/test"
+ 3. For automatic mounting we add previous commands to /etc/fstab
+ +

How-to za uporabo kpov-judge za OpenVPN

+ +
+

+howto: task_check(results, params): + Metoda dobi, kot prvi argument rezultat metode task(...), kot drugi pa + rezultat funkcije gen_params(). + + Vrne stevilo pridobljenih tock. + + +howto: task(...): + Metoda prejme naslednje argumente: + - IP naslov VPN streznika + - DNS naslov VPN streznika + - IP naslov klienta 1 + - DNS naslov klienta 1 + - IP naslov klienta 2 + - DNS naslov klienta 2 + + Vrne slovar rezultatov: + + results['SimpleArbiter_is_VPN_set_up'] + pove ali je VPN streznik nastavljen + + results['SimpleArbiter_is_VPN_running'] + pove ali je VPN streznik zagnan + + results['SimpleArbiter_ping_C1'] + ping rezultati (streznik -> klient1) + + results['SimpleArbiter_ping_C2'] + ping rezultati (streznik -> klient2) + + results['SimpleArbiter_nmap_results'] + pove ali sta oba klienta povezana na pravi VPN streznik + + results['SimpleArbiter_dir_vpn_contents'] + kljuc, ce se ta nahaja v ustreznem imeniku + + results['SimpleArbiter_nfs_access_control_list'] + preveri ce NFS dovoljuje dostop do /home/test/IME_UPORABNIKA + + results['VPNClient1_ping_VPN_server'] + ping rezultati (klient 1 -> strežnik) + + results['VPNClient2_ping_VPN_server'] + ping rezultati (klient 2 -> strežnik) + +

+ + + -- cgit v1.2.1