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filtron: log suspiciously frequent queries (WIP) 

Signed-off-by: Markus Heiser <markus.heiser@darmarit.de>
This commit is contained in:
Markus Heiser 2020-01-13 18:37:05 +01:00
parent 39feb141bc
commit b5449ec47c
1 changed files with 40 additions and 19 deletions
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45
utils/templates/etc/filtron/rules.json
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@ -1,31 +1,52 @@
[{
"name":"suspiciously frequent queries",
"filters":[
"Param:q",
"Path=^(/|/search)$"
],
"interval":120,
"limit":9,
"actions":[
{"name":"log"}
]
},
{
"name":"search request",
"filters":[
"Param:q",
"Path=^(/|/search)$"
],
"interval":60,
"limit":15,
"interval":120,
"limit":19,
"actions":[
{
"name":"block",
"params":{
"message":"common rate limit exceeded"
}
}
],
"subrules":[
{
"name":"roboagent limit",
"interval":60,
"limit":15,
"limit":3,
"filters":[
"Header:User-Agent=(curl|cURL|Wget|python-requests|Scrapy|FeedFetcher|Go-http-client)"
"Header:User-Agent=(curl|cURL|Wget|python-requests|Scrapy|FeedFetcher|Go-http-client|Ruby)"
],
"actions":[
{"name":"log"},
{
"name":"block",
"params":{
"message":"Rate limit exceeded"
"message":"rate limit exceeded"
}
}
]
},
{
"name":"botlimit",
"interval":60,
"limit":0,
"stop":true,
"filters":[
@ -36,7 +57,7 @@
{
"name":"block",
"params":{
"message":"Rate limit exceeded"
"message":"rate limit exceeded"
}
}
]
@ -44,7 +65,7 @@
{
"name":"IP limit",
"interval":60,
"limit":15,
"limit":13,
"stop":true,
"aggregations":[
"Header:X-Forwarded-For"
@ -54,7 +75,7 @@
{
"name":"block",
"params":{
"message":"Rate limit exceeded"
"message":"rate limit exceeded"
}
}
]
@ -62,7 +83,7 @@
{
"name":"rss/json limit",
"interval":60,
"limit":15,
"limit":13,
"stop":true,
"filters":[
"Param:format=(csv|json|rss)"
@ -72,7 +93,7 @@
{
"name":"block",
"params":{
"message":"Rate limit exceeded"
"message":"rate limit exceeded"
}
}
]
@ -80,7 +101,7 @@
{
"name":"useragent limit",
"interval":60,
"limit":15,
"limit":13,
"aggregations":[
"Header:User-Agent"
],
@ -89,7 +110,7 @@
{
"name":"block",
"params":{
"message":"Rate limit exceeded"
"message":"rate limit exceeded"
}
}
]