network/stress/icmp: add icmp-uni-basic to implement all icmp basic stress test

Add icmp-uni-basic to implement the test case and define each test case in
"runtest/" and use parameters. Also use ip xfrm instead of setkey for ipsec
testing.

Signed-off-by: Hangbin Liu <haliu@redhat.com>
Reviewed-by: Alexey Kodanev <alexey.kodanev@oracle.com>
Reviewed-by: Cyril Hrubis <chrubis@suse.cz>
3 files changed