Unterschiede

Hier werden die Unterschiede zwischen zwei Versionen angezeigt.

--- ne:sdn:p4:tofino [2022/12/06 15:24] – [VM:] admin
+++ ne:sdn:p4:tofino [2023/08/10 18:14] (aktuell) – admin
@@ Zeile 1: / Zeile 1: @@
 ====== Intel Tofino ======
+    * https://www.intel.com/content/www/us/en/products/details/network-io/intelligent-fabric-processors.html -- **Tofino & P4 Studio**
     * https://networkbuilders.intel.com/university/programs-offered
     * https://networkbuilders.intel.com/university/membership-benefits
+=== Ressources (SDK, etc.): ===
+    * https://github.com/barefootnetworks/Open-Tofino -- **Open-Tofino**
+    * https://www.intel.com/content/www/us/en/resources-documentation/developer.html#panel-top-resources|most-popular
+    * https://www.intel.com/content/www/us/en/developer/overview.html (P4 Studio, nach neuesten Filtern)
 ===== Use SDK P4studio =====
 <code bash>
-# select the desired version of Barefoot SDE
+# select the desired version of Barefoot SDE (is already set in ~/.profile)
 source ~/tools/set_sde.bash
+# setup Virtual Ethernet (veth) interfaces
+# only necessary once, if Virtual interfaces not exist (check via ifconfig)
+sudo $SDE_INSTALL/bin/veth_setup.sh
+# 1. compile [1.Shell]
+~/tools/p4_build.sh ~/labs/01-simple_l3/p4src/simple_l3.p4
+# 2. run tofino-model [1. Shell]
+$SDE/run_tofino_model.sh -p simple_l3
+# 3. run the driver (bf_switchd) [2. Shell]
+$SDE/run_switchd.sh -p simple_l3
+# 4. bfshell-Access oder Python Script [3. Shell]
+$SDE/run_bfshell.sh
+#oder ein Python Skript starten
+~/bf-sde-9.9.1/run_bfshell.sh -b ~/labs/lab_1112/02-simple_l3_acl/bfrt_python/basic_setup.py -i
+#scapy (run in separte terminal - 4. Shell)
+>>> sendp(Ether()/IP(dst='5.5.5.5')/UDP()/'abcdefg', iface="veth1")
+# sniff packets (numerically, Hex and ASCII output, veth0-Interface)
+sudo tcpdump -v -n -XX -i veth0
 </code>
@@ Zeile 93: / Zeile 120: @@
 </code>
+==== USB-Stick mounten ====
 <code bash>
-export SDE=/home/user/bf-sde-9.9.1/
-# mount USB-Stick
 sudo mount -t vfat /dev/sdb1 /media/USB-Disk -o uid=1000,gid=1000,utf8,dmask=027,fmask=137
 </code>
-----
 ==== Variablen setzen ====
 <code bash>
-cd bf-sde-9.9.0/; . ~/tools/set_sde.bash
+export SDE=/home/user/bf-sde-9.9.1/
+cd bf-sde-9.9.1/; . ~/tools/set_sde.bash
+# oder
+source ~/tools/set_sde.bash
+sudo $SDE_INSTALL/bin/bf_kdrv_mod_load $SDE_INSTALL # lädt den User-Mode-Driver (ICA 1131)
+</code>
+Die Variablen werden derzeit über die ''.profile''-Datei beim Einloggen gesetzt (führt zu Fehlermeldung,
+falls Kerneldriver bereits geladen)
+==== P4 Programm starten ====
+<code bash>
+./run_switchd.sh -p diag # startet bf_shell, exit mit Ctrl-\: Ctrl-AltGr-ß / Ctrl-Alt-Umschalt-7
+./run_switchd.sh -p simple # startet simple.p4
-sudo $SDE_INSTALL/bin/bf_kdrv_mod_load $SDE_INSTALL
-./run_switchd.sh -p diag #startet bf_shell
 bfshell> ucli
 qspf show
 pm show
 port-add 1/0 10G NONE
@@ Zeile 117: / Zeile 151: @@
 port-enb 1/-
 </code>
+----
+===== EdgeCore AS 4610 (172.16.1.8) =====
+Default Login für baseboxd\\
+**login:** basebox
+**password:** b-isdn
-===== AS 4610 =====
 <code bash>
 sudo client_drivshell port xe3 AN=on
@@ Zeile 139: / Zeile 178: @@
 port-enb 1/3
 </code>
+==== AS4610 VLAN Konfig  ====
+<code bash>
+#ip link show
+#brctl show
+bridge vlan show
+sudo systemctl restart systemd-networkd
+</code>
 ===== agema-ag5648: =====
@@ Zeile 157: / Zeile 207: @@
 sudo client_drivshell port xe3 AN=on SP=10000
 #dannach können alle ports aktiviert werden
 sudo client_drivshell port xe1 AN=on SP=10000
 sudo ip link set port2 up
-</code>
-==== AS4610 VLAN Konfig  ====
-Default Login für baseboxd\\
-**login:** basebox
-**password:** b-isdn
-<code bash>
-#ip link show
-#brctl show
-bridge vlan show
-sudo systemctl restart systemd-networkd
 </code>