[lnst: 8/10] Add example recipes from LNST wiki page about NetEm

[jtluka]

commit f4a2a77db9097230236a5c1caf331559ea29ef71
Author: Jiri Prochazka <jprochaz(a)redhat.com&gt;
Date:   Thu May 21 18:11:34 2015 +0200

    Add example recipes from LNST wiki page about NetEm
    
    Signed-off-by: Jiri Prochazka <jprochaz(a)redhat.com&gt;
    Signed-off-by: Jan Tluka <jtluka(a)redhat.com&gt;
    Acked-by: Jiri Pirko <jiri(a)resnulli.us&gt;

 recipes/examples/netem/corruption.xml  |   39 +++++++++++++++++++++++++
 recipes/examples/netem/delay.xml       |   43 ++++++++++++++++++++++++++++
 recipes/examples/netem/duplication.xml |   39 +++++++++++++++++++++++++
 recipes/examples/netem/loss.xml        |   39 +++++++++++++++++++++++++
 recipes/examples/netem/netem_test.py   |   41 ++++++++++++++++++++++++++
 recipes/examples/netem/reordering.xml  |   49 ++++++++++++++++++++++++++++++++
 6 files changed, 250 insertions(+), 0 deletions(-)
---
diff --git a/recipes/examples/netem/corruption.xml
b/recipes/examples/netem/corruption.xml
new file mode 100644
index 0000000..7d2b645
--- /dev/null
+++ b/recipes/examples/netem/corruption.xml
@@ -0,0 +1,39 @@
+<lnstrecipe>
+    <network>
+        <host id="machine1">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <corrupt>
+                            <options>
+                                <option name="percent" value="10%"
/>
+                                <option name="correlation"
value="50%" />
+                            </options>
+                        </corrupt>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.10/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+        <host id="machine2">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <corrupt>
+                            <options>
+                                <option name="percent" value="10%"
/>
+                                <option name="correlation"
value="50%" />
+                            </options>
+                        </corrupt>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.11/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+    </network>
+    <task python="netem_test.py"/>
+</lnstrecipe>
diff --git a/recipes/examples/netem/delay.xml b/recipes/examples/netem/delay.xml
new file mode 100644
index 0000000..aad5cb9
--- /dev/null
+++ b/recipes/examples/netem/delay.xml
@@ -0,0 +1,43 @@
+<lnstrecipe>
+    <network>
+        <host id="machine1">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <delay>
+                            <options>
+                                <option name="time" value="10ms"
/>
+                                <option name="jitter" value="1ms"
/>
+                                <option name="correlation"
value="50%" />
+                                <option name="distribution"
value="normal" />
+                            </options>
+                        </delay>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.10/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+        <host id="machine2">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <delay>
+                            <options>
+                                <option name="time" value="10ms"
/>
+                                <option name="jitter" value="1ms"
/>
+                                <option name="correlation"
value="50%" />
+                                <option name="distribution"
value="normal" />
+                            </options>
+                        </delay>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.11/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+    </network>
+    <task python="netem_test.py"/>
+</lnstrecipe>
diff --git a/recipes/examples/netem/duplication.xml
b/recipes/examples/netem/duplication.xml
new file mode 100644
index 0000000..9b43183
--- /dev/null
+++ b/recipes/examples/netem/duplication.xml
@@ -0,0 +1,39 @@
+<lnstrecipe>
+    <network>
+        <host id="machine1">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <duplication>
+                            <options>
+                                <option name="percent" value="10%"
/>
+                                <option name="correlation"
value="50%" />
+                            </options>
+                        </duplication>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.10/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+        <host id="machine2">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <duplication>
+                            <options>
+                                <option name="percent" value="10%"
/>
+                                <option name="correlation"
value="50%" />
+                            </options>
+                        </duplication>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.11/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+    </network>
+    <task python="netem_test.py"/>
+</lnstrecipe>
diff --git a/recipes/examples/netem/loss.xml b/recipes/examples/netem/loss.xml
new file mode 100644
index 0000000..2ec6cb9
--- /dev/null
+++ b/recipes/examples/netem/loss.xml
@@ -0,0 +1,39 @@
+<lnstrecipe>
+    <network>
+        <host id="machine1">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <loss>
+                            <options>
+                                <option name="percent" value="10%"
/>
+                                <option name="correlation"
value="50%" />
+                            </options>
+                        </loss>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.10/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+        <host id="machine2">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <loss>
+                            <options>
+                                <option name="percent" value="10%"
/>
+                                <option name="correlation"
value="50%" />
+                            </options>
+                        </loss>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.11/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+    </network>
+    <task python="netem_test.py"/>
+</lnstrecipe>
diff --git a/recipes/examples/netem/netem_test.py b/recipes/examples/netem/netem_test.py
new file mode 100644
index 0000000..2405f11
--- /dev/null
+++ b/recipes/examples/netem/netem_test.py
@@ -0,0 +1,41 @@
+from lnst.Controller.Task import ctl
+
+hostA = ctl.get_host("machine1")
+hostB = ctl.get_host("machine2")
+
+hostA.sync_resources(modules=["IcmpPing", "Netperf"])
+hostB.sync_resources(modules=["IcmpPing", "Netperf"])
+
+ping_mod = ctl.get_module("IcmpPing",
+             options={
+               "addr": hostB.get_ip("testiface", 0),
+               "count": 1000,
+               "interval": 0.1,
+               "iface" : hostA.get_devname("testiface")})
+
+netserver = ctl.get_module("Netperf",
+              options={
+                "role" : "server",
+                "bind" : hostA.get_ip("testiface")})
+
+netperf_tcp = ctl.get_module("Netperf",
+                options={
+                  "role" : "client",
+                  "netperf_server" : hostA.get_ip("testiface"),
+                  "duration" : 60,
+                  "testname" : "TCP_STREAM",
+                  "netperf_opts" : "-L %s" %
hostB.get_ip("testiface")})
+
+netperf_udp= ctl.get_module("Netperf",
+               options={
+                 "role" : "client",
+                 "netperf_server" : hostA.get_ip("testiface"),
+                 "duration" : 60,
+                 "testname" : "UDP_STREAM"})
+
+hostA.run(ping_mod, timeout=500)
+server_proc = hostA.run(netserver, bg=True)
+ctl.wait(2)
+hostB.run(netperf_tcp, timeout=100)
+hostB.run(netperf_udp, timeout=100)
+server_proc.intr()
diff --git a/recipes/examples/netem/reordering.xml
b/recipes/examples/netem/reordering.xml
new file mode 100644
index 0000000..5f96893
--- /dev/null
+++ b/recipes/examples/netem/reordering.xml
@@ -0,0 +1,49 @@
+<lnstrecipe>
+    <network>
+        <host id="machine1">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <delay>
+                            <options>
+                                <option name="time" value="10ms"
/>
+                            </options>
+                        </delay>
+                        <reordering>
+                            <options>
+                                <option name="percent" value="10%"
/>
+                                <option name="correlation"
value="50%" />
+                            </options>
+                        </reordering>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.10/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+        <host id="machine2">
+            <interfaces>
+                <eth id="testiface" label="testnet">
+                    <netem>
+                        <delay>
+                            <options>
+                                <option name="time" value="10ms"
/>
+                            </options>
+                        </delay>
+                        <reordering>
+                            <options>
+                                <option name="percent" value="10%"
/>
+                                <option name="correlation"
value="50%" />
+                            </options>
+                        </reordering>
+                    </netem>
+                    <addresses>
+                        <address>192.168.101.11/24</address>
+                    </addresses>
+                </eth>
+            </interfaces>
+        </host>
+    </network>
+    <task python="netem_test.py"/>
+</lnstrecipe>