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[net.sniff] Add net.sniff.truncate param (default bool true) in order to toggle shortening / truncating (...) of long URLs in HTTP requests on demand

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This commit is contained in:
Sabin Tudor 2018-02-04 23:31:10 +02:00
commit 839d5da9f2
4 changed files with 40 additions and 8 deletions
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13
modules/net_sniff_parsers.go
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@ -10,12 +10,17 @@ import (
"github.com/google/gopacket/layers"
)
func tcpParser(ip *layers.IPv4, pkt gopacket.Packet, verbose bool) {
func tcpParser(
ip *layers.IPv4,
pkt gopacket.Packet,
verbose bool,
truncateURLs bool,
) {
tcp := pkt.Layer(layers.LayerTypeTCP).(*layers.TCP)
if sniParser(ip, pkt, tcp) {
return
} else if httpParser(ip, pkt, tcp) {
} else if httpParser(ip, pkt, tcp, truncateURLs) {
return
}
@ -88,7 +93,7 @@ func unkParser(ip *layers.IPv4, pkt gopacket.Packet, verbose bool) {
}
}
func mainParser(pkt gopacket.Packet, verbose bool) bool {
func mainParser(pkt gopacket.Packet, verbose bool, truncateURLs bool) bool {
nlayer := pkt.NetworkLayer()
if nlayer == nil {
log.Debug("Missing network layer skipping packet.")
@ -109,7 +114,7 @@ func mainParser(pkt gopacket.Packet, verbose bool) bool {
}
if tlayer.LayerType() == layers.LayerTypeTCP {
tcpParser(ip, pkt, verbose)
tcpParser(ip, pkt, verbose, truncateURLs)
} else if tlayer.LayerType() == layers.LayerTypeUDP {
udpParser(ip, pkt, verbose)
} else {