zeek/testing/btest/spicy/packet-analyzer-replaces.zeek
Robin Sommer ccfeffaf2b
Fix packet analyzer replacement.
Also reworking the existing test, which was pretty odd/broken.
2024-05-06 09:45:11 +02:00

48 lines
1.1 KiB
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# @TEST-REQUIRES: have-spicy
#
# @TEST-EXEC: spicyz -d -o my-ethernet.hlto my-ethernet.spicy my-ethernet.evt
# @TEST-EXEC: zeek -r ${TRACES}/dns53.pcap my-ethernet.hlto %INPUT >output
# @TEST-EXEC: btest-diff output
#
# @TEST-DOC: Check that we can replace Zeek's Ethernet analyzer.
module MyEthernet;
const DLT_EN10MB : count = 1;
event zeek_init()
{
PacketAnalyzer::register_packet_analyzer(PacketAnalyzer::ANALYZER_SPICY_MYETHERNET, 0x0800, PacketAnalyzer::ANALYZER_IP);
}
event MyEthernet::data(p: raw_pkt_hdr, data: string)
{
print "My Ethernet:", data;
}
event udp_request(u: connection)
{
print "UDP:", u$id$orig_h, u$id$orig_p, u$id$resp_h, u$id$resp_p;
}
# @TEST-START-FILE my-ethernet.spicy
module MyEthernet;
import zeek;
public type Packet = unit {
ethernet: bytes &size=14;
on %done {
zeek::forward_packet(0x0800); # in practice, this wouldn't be hardcoded of course;
}
};
# @TEST-END-FILE
# @TEST-START-FILE my-ethernet.evt
packet analyzer spicy::MyEthernet:
parse with MyEthernet::Packet,
replaces Ethernet;
on MyEthernet::Packet -> event MyEthernet::data($packet, self.ethernet);
# @TEST-END-FILE