[lnst] Icmp6Ping test

[Jan Tluka]

Signed-off-by: Jan Tluka 
---
 Tests/TestIcmp6Ping.py |   68 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 68 insertions(+), 0 deletions(-)
 create mode 100644 Tests/TestIcmp6Ping.py

diff --git a/Tests/TestIcmp6Ping.py b/Tests/TestIcmp6Ping.py
new file mode 100644
index 0000000..e57d275
--- /dev/null
+++ b/Tests/TestIcmp6Ping.py
@@ -0,0 +1,68 @@
+__author__ = """
[e-mail] (Jiri Pirko)
[e-mail] (Jan Malanik)
[e-mail] (Jan Tluka)
+"""
+
+
+import logging
+import re
+from Common.TestsCommon import TestGeneric
+from Common.ExecCmd import exec_cmd
+
+
+class TestIcmp6Ping(TestGeneric):
+    def compose_cmd(self):
+        addr = self.get_mopt("addr", opt_type="addr")
+        cmd = "ping6 %s" % addr
+        
+        iface = self.get_opt("iface")
+        if iface:
+            cmd += " -I %s" % iface
+
+        count = self.get_opt("count")
+        if count:
+            cmd += " -c %s" % count
+        
+        interval = self.get_opt("interval")
+        if interval:
+            cmd += " -i %s" % interval
+
+        return cmd
+
+    def run(self):
+        cmd = self.compose_cmd()
+        logging.debug("%s" % cmd)
+
+        limit_rate = self.get_opt("limit_rate ", default=80)
+        data_stdout = exec_cmd(cmd, die_on_err=False)[0]
+        
+        """ Provede se parsovani vystupu pomoci regularnich vyrazu. 
+        V pripade ze hledane retezce nebubdou nalezeny, test skonci 
+        s chybou, znamena to, ze vystup programu ma neocekavanou 
+        vystupni syntaxi."""
+        
+        stat_pttr1 = r'(\d+) packets transmitted, (\d+) received'
+        stat_pttr2 = r' rtt min/avg/max/mdev = \
+            (\d+.\d+)/(\d+.\d+)/(\d+.\d+)/(\d+.\d+) ms'
+
+        match = re.search(stat_pttr1, data_stdout)
+        if not match:
+            return self.set_fail("expected pattern not found")
+
+        trans_pkts, recv_pkts = match.groups()
+        rate = int(round((float(recv_pkts) / float(trans_pkts)) * 100))
+        logging.debug("Transmitted "%s", received "%s", " \
+            "rate "%d%%", limit_rate "%d%%"" \
+            % (trans_pkts, recv_pkts, rate, limit_rate ))
+
+        match = re.search(stat_pttr2, data_stdout)
+        if match:
+            tmin, tavg, tmax, tmdev = [float(x) for x in match.groups()]
+            logging .debug("rtt min "%.3f", avg "%.3f", max "%.3f", "
+                  "mdev "%.3f"" % (tmin, tavg, tmax, tmdev))
+
+        if rate < limit_rate :
+            return self.set_fail("rate is lower that limit")    
+
+        return self.set_pass()