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feat(systemadmin)!: match ports 80 and 443 in con80, req20 and http20 (#14118)

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BREAKING CHANGE: the default output of `con80` and `req20`
now includes port 443. `con80 80` gives the old result

Co-authored-by: Carlo Sala <carlosalag@protonmail.com>
This commit is contained in:
Robby Russell
2026-09-22 17:42:41 +02:00
committed by GitHub
co-authored by Carlo Sala
parent 86ef6555e0
commit 7d1b2a25ca
2 changed files with 29 additions and 10 deletions
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plugins/systemadmin/systemadmin.plugin.zsh
+26 -7
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@@ -71,11 +71,24 @@ function sortcons() {
} | sort | uniq -c | sort -rn
}
# View all 80 Port Connections
function _systemadmin_validate_ports() {
local port
for port in "$@"; do
if [[ $port != <0-65535> || ( $port == 0* && $port != 0 ) ]]; then
print -u2 "systemadmin: invalid port '$port' (expected 0 to 65535 without leading zeros)"
return 1
fi
done
}
# View all connections on the given ports (default 80 and 443)
function con80() {
local -a ports=("$@")
(( $# )) || ports=(80 443)
_systemadmin_validate_ports "${ports[@]}" || return
{
LANG= ss -nat || LANG= netstat -nat
} | grep -E ":80[^0-9]" | wc -l
} | grep -E ":(${(j:|:)ports})([[:space:]]|$)" | wc -l
}
# On the connected IP sorted by the number of connections
@@ -86,17 +99,23 @@ function sortconip() {
} | cut -d: -f1 | sort | uniq -c | sort -n
}
# top20 of Find the number of requests on 80 port
# top20 of Find the number of requests on the given ports (default 80 and 443)
function req20() {
local -a ports=("$@")
(( $# )) || ports=(80 443)
_systemadmin_validate_ports "${ports[@]}" || return
{
LANG= ss -tn | awk '$4 ~ /:80$/ {print $5}' \
|| LANG= netstat -tn | awk '$4 ~ /:80$/ {print $5}'
LANG= ss -tn | awk -v ports="${(j:|:)ports}" '$4 ~ ":("ports")$" {print $5}' \
|| LANG= netstat -tn | awk -v ports="${(j:|:)ports}" '$4 ~ ":("ports")$" {print $5}'
} | awk -F: '{print $1}' | sort | uniq -c | sort -nr | head -n 20
}
# top20 of Using tcpdump port 80 access to view
# top20 of Using tcpdump to view access to the given ports (default 80 and 443)
function http20() {
sudo tcpdump -i eth0 -tnn dst port 80 -c 1000 | awk -F"." '{print $1"."$2"."$3"."$4}' | sort | uniq -c | sort -nr | head -n 20
local -a ports=("$@")
(( $# )) || ports=(80 443)
_systemadmin_validate_ports "${ports[@]}" || return
sudo tcpdump -i eth0 -tnn -c 1000 "dst port ${(j: or :)ports}" | awk -F"." '{print $1"."$2"."$3"."$4}' | sort | uniq -c | sort -nr | head -n 20
}
# top20 of Find time_wait connection