# meta nfproto ipv4
[
{
"match": {
"left": {
"meta": { "key": "nfproto" }
},
"op": "==",
"right": "ipv4"
}
}
]
# meta nfproto ipv6
[
{
"match": {
"left": {
"meta": { "key": "nfproto" }
},
"op": "==",
"right": "ipv6"
}
}
]
# meta nfproto {ipv4, ipv6}
[
{
"match": {
"left": {
"meta": { "key": "nfproto" }
},
"op": "==",
"right": {
"set": [
"ipv4",
"ipv6"
]
}
}
}
]
# meta nfproto != {ipv4, ipv6}
[
{
"match": {
"left": {
"meta": { "key": "nfproto" }
},
"op": "!=",
"right": {
"set": [
"ipv4",
"ipv6"
]
}
}
}
]
# meta nfproto ipv6 tcp dport 22
[
{
"match": {
"left": {
"meta": { "key": "nfproto" }
},
"op": "==",
"right": "ipv6"
}
},
{
"match": {
"left": {
"payload": {
"field": "dport",
"protocol": "tcp"
}
},
"op": "==",
"right": 22
}
}
]
# meta nfproto ipv4 tcp dport 22
[
{
"match": {
"left": {
"meta": { "key": "nfproto" }
},
"op": "==",
"right": "ipv4"
}
},
{
"match": {
"left": {
"payload": {
"field": "dport",
"protocol": "tcp"
}
},
"op": "==",
"right": 22
}
}
]
# meta nfproto ipv4 ip saddr 1.2.3.4
[
{
"match": {
"left": {
"meta": { "key": "nfproto" }
},
"op": "==",
"right": "ipv4"
}
},
{
"match": {
"left": {
"payload": {
"field": "saddr",
"protocol": "ip"
}
},
"op": "==",
"right": "1.2.3.4"
}
}
]
# meta nfproto ipv6 meta l4proto tcp
[
{
"match": {
"left": {
"meta": { "key": "nfproto" }
},
"op": "==",
"right": "ipv6"
}
},
{
"match": {
"left": {
"meta": { "key": "l4proto" }
},
"op": "==",
"right": "tcp"
}
}
]
# meta nfproto ipv4 counter ip saddr 1.2.3.4
[
{
"match": {
"left": {
"meta": { "key": "nfproto" }
},
"op": "==",
"right": "ipv4"
}
},
{
"counter": null
},
{
"match": {
"left": {
"payload": {
"field": "saddr",
"protocol": "ip"
}
},
"op": "==",
"right": "1.2.3.4"
}
}
]
# meta ipsec exists
[
{
"match": {
"left": {
"meta": {
"key": "ipsec"
}
},
"op": "==",
"right": true
}
}
]
# meta secpath missing
[
{
"match": {
"left": {
"meta": { "key": "secpath" }
},
"op": "==",
"right": false
}
}
]