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Mini Shell
Mini Shell
#compdef netstat
local Wopt Xopt nopt="[don't resolve addresses to names]"
local lopt='[show only listening sockets]'
local zopt='-z[reset statistic counters after displaying them]'
local popt='(-f)-p+[filter by protocol]:protocol:compadd -a plist'
local Iopt='(-i)-I+[show information about the specified interface]:interface:_net_interfaces'
local set sel
local -A sets
local -a Mopts families flist plist args sockets extend interval verbose
local -a {sel_,}{bpf,dhcp,groups,interfaces,masquerade,media,memory,multicast,pcb,queues,routing,statistics,wireless}
case $OSTYPE in
linux-gnu)
families=(
'(-4 --inet)'{-4,--inet}
'(-6 --inet)'{-4,--inet6}
'(-A --protocol)'{-A+,--protocol=}':protocol:_sequence compadd - inet inet6 unix ipx ax25 netrom ddp bluetooth'
--unix -x --ip --tcpip --ax25 --x25 --rose --ash
--bluetooth --ipx --netrom --ddp --appletalk --econet --ec
)
extend=( \*{-e,--extend}'[show additional information]' )
verbose=( '(-v --verbose)'{-v,--verbose}'[show what is going on]' )
args=(
'(-c --continuous)'{-c,--continuous}'[repeat information every second]'
'!(-n --numeric)'{-N,--symbolic}
'(-n --numeric)'{-n,--numeric}"$nopt"
--numeric-hosts --numeric-ports --numeric-users
'1: :_guard "[0-9]#" "repeat interval (seconds)"'
- '(help)'
'(- 1)'{-h,--help}'[display usage information]'
'(- 1)'{-V,--version}'[display version information]'
)
sets=(
routing '(--route|-[^-]#r*)'
groups '(--groups|-[^-]#g*)'
interfaces '(--interfaces|-[^-]#[iI]*)'
statistics '(--statistics|-[^-]#s*)'
masquerade '(--masquerade|-[^-]#M*)'
)
sel_routing=( '(-r --route)'{-r,--route}'[display routing table]' )
sel_interfaces=(
'(-I --interfaces)-i[display interface table]'
'(-i -I --interfaces)'{--interface=-,-I=-}'[display interface table]::interface:_net_interfaces'
)
sel_groups=( '(-g --groups)'{-g,--groups}'[display multicast group memberships]' )
sel_masquerade=( '(-M --masquerade)'{-M,--masquerade}'[display masqueraded connections]' )
[[ -e /proc/net/ip_masquerade ]] || sel_masquerade=( \!${^sel_masquerade} )
sel_statistics=( '(-s --statistics -c --continuous -n --numeric --numeric-hosts --numeric-ports --numeric-users)'{-s,--statistics}'[display networking statistics]' )
sockets=(
$families $verbose
--tcp -t --udp -u --udplite -U --sctp -S --raw -w
'(-2 --l2cap)'{-2,--l2cap}
'(-f --rfcomm)'{-f,--rfcomm}
'(-a --all -l --listening)'{-l,--listening}$lopt
'(-a --all -l --listening)'{-a,--all}'[show all sockets]'
--symbolic -N --extend -e
'(--timers -o)'{--timers,-o}'[show information on networking timers]'
'(--program -p)'{--program,-p}'[show process id and program name for sockets]'
'(--wide -W)'{--wide,-W}"[don't truncate IP addresses in output]"
'(-Z --context)'{-Z,--context}'[display SELinux security context for sockets]'
)
routing=(
$families $extend $verbose
'-C[display routing cache instead of FIB]'
)
interfaces=(
$extend $verbose
'(-a --all)'{-a,--all}'[show interfaces that are not up]'
)
groups=()
masquerade=( $extend )
statistics=( $families )
;;
solaris*|darwin*|dragonfly*|freebsd*)
families=( '(-p -4 -6)-f+[specify address family]:address family:compadd -a flist' )
;|
freebsd*)
families+=(
'(-6 -f)-4[show IPv4 only]'
'(-4 -f)-6[show IPv6 only]'
)
;|
(open|net)bsd*)
popt='(-f)-p+[filter by protocol]:protocol:compadd - ${(M)${(f)"$(</etc/protocols)"}##[a-z0-9]#}'
families=(
'(-u)-f+[specify address family]:address family:_sequence compadd - -a flist'
'(-f)-u[limit reports to the unix address family]' # undocumented on NetBSD
)
;|
*) # everything except linux
sets=(
routing '-[^-]#r*'
groups '-[^-]#g*'
interfaces '-[^-]#[iIw]*'
memory '-[^-]#m*'
statistics '-[^-]#s*'
)
flist=( inet inet6 unix )
verbose=( '-v[verbose]' )
sel_routing=( '-r[display routing table]' )
sel_groups=( '-g[display multicast group memberships]' )
sel_interfaces=( $Iopt '-i[display interface table]' )
sel_statistics=( '*-s[display per protocol statistics]' )
sockets=( $families -n$nopt '-a[show all sockets]' )
routing=( -n$nopt )
interfaces=( $families -n$nopt )
statistics=( $families )
;|
(open|net)bsd*)
sets+=( pcb '-[^-]#P*' )
sel_pcb=( '-P+[display contents of the protocol control block]:pcb' )
routing+=( $verbose '(-L)-s[show routing statistics]' )
groups+=( $families
'(-s)-l[display wider fields for the IPv6 multicast routing table]'
'(-l)-s[show multicast routing statistics]'
)
interfaces+=(
'(-p)-s[show interface statistics]'
)
;|
darwin*|dragonfly*|(net|free|open)bsd*)
sockets+=( '-A[show address of a PCB associated with sockets]' )
interfaces+=(
'-b[show the number of bytes in and out]'
'-d[show the number of dropped packets]'
'1: :_guard "[0-9]#" "repeat interval (seconds)"'
)
routing=( $families )
sel_memory=( '-m[display statistics recorded by the memory management routines]' )
sel_interfaces+=( '(1 -a -f -i -p -s)-w+[display packet traffic at intervals]:interval (seconds)' )
;|
darwin*|dragonfly*|(net|free)bsd*)
interfaces+=( '-a[show multicast addresses currently in use]' )
;|
dragonfly*|(net|free|open)bsd*)
Mopts=(
'-M+[extract values from specified core]:core file:_files'
'-N+[extract name list from specified system image]:system image:_files'
)
interfaces+=(
'-h[print all counters in human readable form]'
)
sockets+=( $Mopts )
;|
darwin*|dragonfly*|freebsd*)
Wopt='-W+[avoid truncating fields even if it causes overflow]'
sockets+=( $Wopt
'-L[show size of listen queues]'
)
groups+=( $Wopt )
;|
dragonfly*|netbsd*|freebsd*)
sockets+=( '(-n)-S[show network addresses as numbers but show ports symbolically]' )
;|
netbsd*|freebsd*)
sets+=( bpf '-[^-]#B*' )
sel_bpf=( '-B[display statistics about bpf(4) peers]' )
;|
dragonfly*|freebsd*)
plist=( divert icmp igmp ip ipsec pim tcp udp icmp6 ip6 rip6 tcp udp pfkey ctrl data )
sockets+=( $popt )
statistics+=( $popt $zopt $Mopts )
memory+=( $Mopts )
routing+=( $Mopts $zopt
'(-A -a -f -l -n -W)*-s[show routing statistics]'
'-W[show path MTU for each route]'
)
groups+=( $families $Mopts
'(-W)*-s[show multicast routing statistics; repeat to suppress those with zero counters]'
)
;|
solaris2.<11->)
sets+=( dcache '-[^-]#d*' )
sel_dcache=( '-d[display the destination cache entry table]' )
dcache=( $families )
args=( '-T+[specify time format]:time format:((u\:seconds\ since\ epoch d\:standard\ date\ format))' )
sockets+=(
'-u[list user, pid and program that created network endpoint]'
'-k[show only sockets with kernel data path bypass enabled]'
'-L[only show state of sockets using SO_REUSEPORT load balancing]'
)
;&
solaris*)
args=( -A '-*' $args )
interval=(
'1: :_guard "[0-9]#" "repeat interval (seconds)"'
'2: :_guard "[0-9]#" "count"'
)
sets+=(
dhcp '-[^-]#D*'
media '-[^-]#p*'
multicast '-[^-]#M*'
)
sel_media=( '-p[display net to media tables]' )
sel_memory=( '-m[display STREAMS memory statistics]' )
sel_multicast=( '-M[display multicast routing tables]' )
sel_dhcp=( '-D[display status of DHCP configured interfaces]' )
sockets+=(
$verbose
'-R[show extended security attributes]'
'-P[specify protocol]:protocol:(ip ipv6 icmp icmpv6 igmp udp tcp rawip)'
)
routing+=( $verbose
'*-f+[filter routing table]:rule:_values -S \: "filter rule" $flist
"af[specify address family]\:family\:(inet inet6 unix)"
"outif[specify output interface]\:interface\:_net_interfaces"
"dst[specify destination IP]\:IP address"
"flags[select routes tagged with flags]\:flags"' \
'-a[show state of all routing tables]'
'-R[show extended security attributes]'
)
groups+=( $families -n$nopt $verbose )
interfaces+=( $interval
'-a[show state of all interfaces]'
)
statistics+=(
'-P[specify protocol]:protocol:(ip ipv6 icmp icmpv6 igmp udp tcp rawip)'
)
media=( -n$nopt $families )
memory+=( $verbose $interval )
multicast+=(
-n$nopt $families
'-s[show per protocol statistics]'
)
dhcp=( $families $Iopt )
;;
darwin*)
sets+=( queues '-[^-]#q*' )
sel_queues=( '*-q[display network interface send queue statistics]' )
sel_memory=( \*$sel_memory )
sockets+=(
'-l[show full IPv6 address]'
'-W[avoid truncating addresses]'
)
routing+=( '-l[show mtu and use wider display]' )
interfaces+=(
'(-x)-R[show reachability information]'
'-S[show interface link status and state]'
'(-R)-x[show extended reachability information]'
)
queues=( $Iopt
'-c+[limit statistics to specified queue]:queue'
)
groups+=( $families
'*-v[show link-layer memberships; repeat for timers and counters]'
)
;;
dragonfly*)
plist+=( carp )
sockets+=(
'-P[show additional protocol-specific information]'
'-c+[access cpu specific route table]:cpu'
)
interfaces+=( $zopt
'-B[show maximum buffer sizes instead of current buffer usage]'
'-t[show the contents of watchdog timers]'
'(-a -B -b -d -h -n -t -w)*-s[show protocol statistics; repeat to suppress those with zero counters]'
)
routing+=(
'-A[show contents of internal Patricia tree structures]'
'-a[show protocol-cloned routes]'
)
;;
openbsd*)
sets+=( wireless '-W*' )
sel_wireless=( '-W+[display per-interface IEEE 802.11 wireless statistics]:interface' )
flist+=( local mpls )
sockets+=( -l$lopt '-B[show buffer sizes for TCP sockets]' )
routing+=(
'-F[only show routes with gateway in the same address family as the destination]'
'-T+[select an alternate routing table to query]:routing table'
)
interfaces+=(
'-c+[show specified number of updates, then exit]:count'
'-e[show only the number of errors on the interface]'
'-q[only show interfaces that have seen packets]'
'-t[show current value of the watchdog timer function]'
)
statistics+=( $popt )
pcb+=( $Mopts $verbose )
;;
netbsd*)
popt='(-f)-p+[filter by protocol]:protocol:compadd - ${(M)${(f)"$(</etc/protocols)"}##[a-z0-9]#}'
Xopt='-X[force use of sysctl(3) when retrieving information]'
flist+=( arp ns atalk mpls local )
sets+=( queues '-[^-]#q*' )
sel_queues=( '-q[display software interrupt queue details for all protocols]' )
routing+=( $Xopt
"(-s)-L[don't show link-level routes]"
'-T[show MPLS tags for the routing tables]'
)
bpf+=( $Xopt $Iopt
'-s[show bpf(4) statistics]'
)
interfaces+=( $Xopt )
memory+=( $Xopt) statistics+=( $Xopt )
pcb+=( $Mopts $popt )
;;
freebsd<11->.*)
routing+=( '-F+[show specified routing table]:routing table' )
bpf=( '-z[reset statistic counters after displaying them]' )
statistics+=( $bpf[-1] )
;&
freebsd*)
flist+=( pfkey netgraph ng link )
plist+=( sctp ipsec6 pfkey )
sets+=( netisr '-[^-]#Q*' )
sel_netisr=( '-Q[display netisr(9) statistics]' )
sockets+=(
'-R[show flowid and flowtype for each socket]'
'-T[show diagnostic information from the TCP control block]'
'-x[show socket buffer and TCP timer statistics]'
)
interfaces+=(
$popt $Mopts $Iopt $Wopt
'-q+[exit after specified number of outputs]:number'
)
bpf+=( $Iopt $zopt )
;;
esac
# Ignore display specific options except the default (socket) display until a
# display has been selected. This is not strictly correct (options can be in
# any order) but makes the completion much more useful. Descriptions for
# options that select a specific display (option set) typically start with
# "display" to set them apart from other options.
sock=''
for set in ${(k)sets}; do
sel=sel_$set
if [[ -z $words[(r)$~sets[$set]] ]]; then
ign='!'
else
sock='!'
ign=''
fi
args+=( - "$set" ${(P)sel} ${ign}${(P)^set} )
done
args+=( - sockets ${sock}${sockets} )
_arguments -s -S $args
Zerion Mini Shell 1.0