/usr/share/zsh/5.5.1/functions
Edit: /usr/share/zsh/5.5.1/functions/_iptables (10602B)
#compdef iptables iptables-save iptables-restore
local curcontext="$curcontext" state line expl i ret=1
local -a cmds rcmds ropts rules states prev args
case $service in
iptables-save)
_arguments -s \
{-c,--counters}'[include values of packet and byte counters in output]' \
{-t,--table}'[specify table]:table:(filter nat mangle)'
return
;;
iptables-restore)
_arguments -s \
{-c,--counters}'[restore the values of all packet and byte counters]' \
{-n,--noflush}"[don't flush the previous contents of the table]"
return
;;
esac
rcmds=( -A --append -D --delete -I --insert -R --replace )
cmds=(
-L --list -F --flush -Z --zero -N --new --new-chain -X --delete-chain
-P --policy -E --rename-chain -h --help -V --version
)
ropts=(
-p --protocol -s --src --source -d --dst --destination -j --jump -i
--in-interface -o --out-interface -f --fragment -c --set-counters
)
prev=( ${words[1,CURRENT-1]} )
case ${prev[${prev[(I)-p|--protocol]}+1]}; in
tcp)
args=(
'--tcp-flags[match based on TCP flags in a packet]: :->tcp-flags: :->tcp-flags'
'--syn[match packets with the SYN flag set]'
'--tcp-option[match based on TCP options]:option'
)
;&
udp)
args+=(
'(--sport --source-port)'{--sport,--source-port}'[match packets based on source port]:*^!:port:_ports'
'(--dport --destination-port)'{--dport,--destination-port}'[match packets based on destination port]:*^!:port:_ports'
)
;;
icmp) args=( '--icmp-type[match specified ICMP type]:*^!:ICMP type:->icmp-types' ) ;;
esac
case ${prev[${prev[(I)-j|--jump]}+1]}; in
DNAT) args+=( '(--to --to-destination)'{--to,--to-destination}':address:_users-ports' ) ;;
DSCP)
args+=(
'--set-dscp[set the DSCP field]:value'
'--set-dscp-class[set the DiffServ class]:class'
)
;;
ECN) args+=( '--ecn-tcp-remove[remove all ECN bits from TCP header]' ) ;;
LOG)
args+=(
'--log-level[specify level of logging]:log level:(debug info notice warning err crit alert emerg)'
'--log-prefix[specify prefix string for log message]:string'
'--log-tcp-sequence[log TCP sequence numbers]'
'--log-tcp-options[log TCP options]'
'--log-ip-options[log IP options]'
)
;;
MARK) args+=( '--set-mark[set fwmark in packet]:number' ) ;;
REDIRECT|MASQUERADE) args+=( '--to-ports[port (range) to map to]:port range:_ports' ) ;;
REJECT) args+=( '--reject-with[drop packet and send reply]:reject type:->reject-types' ) ;;
SNAT) args+=( '(--to --to-source)*'{--to,--to-source}'[specify address to map source to]:address:_users-ports' ) ;;
TCPMSS)
args+=(
'--set-mss[explicitly set MSS option]:value'
'--clamp-mss-to-pmtu[automatically clamp MSS value]'
)
;;
TOS) args+=( '--set-tos[set type of service field]:type of service:->tos' ) ;;
ULOG)
args+=(
'--ulog-nlgroup[specify netlink group used for logging]:netlink group'
'--ulog-prefix[specify prefix string for log message]:string'
'--ulog-cprange[specify size of each packet to be passed]:size (bytes)'
'--ulog-qthreshold[specify threshold of in-kernel queue]:size'
)
;;
esac
# loop through all -m options preceding the cursor
local i=1
typeset -U args
while
(( i=words[(ib.i.)-m|--match]+1 ))
(( i
cfstates'
'--ctproto[match protocol]:protocol:_ports'
'--ctorigsrc[match original source address]:*^!:network:_hosts'
'--ctorigdst[match original destination address]:*^!:network:_hosts'
'--ctreplsrc[match reply source address]:*^!:network:_hosts'
'--ctrepldst[match reply destination address]:*^!:network:_hosts'
'--ctstatus[match internal conntrack states]:state:(NONE EXPECTED SEEN_REPLY ASSURED)'
'--ctexpire[match remaing lifetime]:time'
)
;;
dscp)
args+=(
'--dscp[match DSCP field]:value'
'--dscp-class[match the DiffServ class]:class'
)
;;
esp) args+=( '--espspi[match SPIs in ESP header]:*^!:spi' ) ;;
helper) args+=( '--helper[match packets related to a conntrack-helper]:helper:(ftp)' ) ;;
length) args+=( '--length[match packet length]:length' ) ;;
limit)
args+=(
'--limit[specify max matches limit]:number'
'--limit-burst[specify max burst before limit applies]:number'
)
;;
mac) args+=( '--mac-source[match source ethernet address]:*^!:ethernet address' ) ;;
mark) args+=( '--mark[match fwmark in packet]:number' ) ;;
multiport)
args+=(
'--source-ports[match packets based on source ports]:ports:->port-list'
'(--dports --destination-ports)'{--dports,--destination-ports}'[match packets based on destination ports]:ports:->port-list'
'--ports[match where source and destination ports are equal]:ports:->port-list'
)
;;
owner)
args+=(
'--uid-owner[match packet by user id of creating process]:user id'
'--gid-owner[match packet by ggroup id of creating process]:group id'
'--pid-owner[match packet by process id of creating process]:process id:_pids'
'--sid-owner[match packet by session id of creating process]:session id'
'--cmd-owner[match packet by name of creating command]:command:_command_names -e'
)
;;
physdev)
args+=(
'--physdev-in[specify bridge port via which packet is received]:name'
'--physdev-out[specify bridge port via which packet is sent]:name'
)
;;
pkttype) args+=( '--pkt-type[match link-layer packet type]:type:(unicast broadcast multicast)' ) ;;
state)
args+=(
'--state[match packet state]:state:->states'
)
;;
tos) args+=( '--tos[match type of service field]:type of service:->tos' ) ;;
ttl) args+=( '--ttl[match type to live]:TTL value' ) ;;
esac
done
_arguments -C -s \
'(-)'{-h,--help}'[print program information]' \
'(-)'{-V,--version}'[print version information]' \
'(-h --help -V --version)'{-t,--table}'[specify table]:table:(filter nat mangle)' \
"($rcmds $cmds)"{-A,--append}'[append rules to end of specified chain]:chain:->chains' \
"($rcmds $cmds -c --set-counters)"{-D,--delete}'[delete rules from specified chain]:chain:->chains::rule number:->rulenums' \
"($rcmds $cmds)"{-I,--insert}'[insert rules before specified rule number]:chain:->chains::rule number:->rulenums' \
"($rcmds $cmds)"{-R,--replace}'[replace a rule]:chain:->chains::rule number:->rulenums' \
"($rcmds "${(j. .)cmds:#(-Z|--zero)}" $ropts)"{-L,--list}'[list rules in selected chain]::chain:->chains' \
"($rcmds $cmds $ropts)"{-F,--flush}'[flush specified chain (delete all rules)]::chain:->chains' \
"($rcmds "${(j. .)cmds:#(-L|--list)}" $ropts)"{-Z,--zero}'[zero the packet and byte counters]::chain:->chains' \
"($rcmds $cmds)"{-N,--new,--new-chain}'[create a new user-defined chain]:chain name' \
"($rcmds $cmds)"{-X,--delete-chain}'[delete a user-defined chain]:: :->user-chains' \
"($rcmds $cmds)"{-P,--policy}'[set the policy for a chain to given target]:chain:->chains:target:->targets' \
"($rcmds $cmds)"{-E,--rename-chain}'[rename a user-defined chain]:old chain:->user-chains:new chain name' \
"($cmds -p --protocol)"{-p,--protocol}'[specify protocol of rule]:*^!:protocol:(! tcp udp icmp all)' \
"($cmds -s --src --source)"{-s,--src,--source}'[specify source]:*^!:network:_hosts' \
"($cmds -d --dst --destination)"{-d,--dst,--destination}'[specify destination]:*^!:network:_hosts' \
"($cmds -j --jump)"{-j,--jump}'[specify rule target]:target:->targets' \
"($cmds -i --in-interface)"{-i,--in-interface}'[specify interface via which packet is received]:*^!:interface:_net_interfaces' \
"($cmds -o --out-interface)"{-o,--out-interface}'[specify interface via which packet is to be sent]:*^!:interface:_net_interfaces' \
"($cmds -f --fragment)"{-f,--fragment}'[match second or further fragments only]' \
"($cmds -D --delete -c --set-counters)"{-c,--set-counters}'[initialise packet and byte counters]:packets: :bytes' \
'(-v --verbose)'{-v,--verbose}'[enable verbose output]' \
'(-n --numeric)'{-n,--numeric}'[print IP addresses and port numbers in numeric format]' \
'(-x --exact)'{-x,--exact}'[expand numbers (display exact values)]' \
'--line-numbers[print line numbers when listing]' \
'--modprobe=[specify command to load modules with]:command:_command_names -e' \
"($cmds)*"{-m,--match}'[extended match (may load extension)]:extension:(ah conntrack dscp esp helper icmp length limit mac mark multiport owner physdev pkttype state tcp tos ttl udp unclean)' \
"$args[@]" && ret=0
case "$state" in
targets)
_wanted targets expl 'builtin target' compadd \
ACCEPT DROP QUEUE RETURN DNAT DSCP ECN LOG MARK MASQUERADE MIRROR \
REDIRECT REJECT SNAT TCPMSS TOS ULOG && ret=0
;&
user-chains)
_wanted chains expl 'user-defined chain' compadd \
${${${${(M)${(f)"$(_call_program chains $words[1] \
${(kv)opt_args[(i)-t|--table]} -nL \
2>/dev/null)"}:#Chain*}#* }%% *}:#(INPUT|OUTPUT|FORWARD|PREROUTING|POSTROUTING)} && ret=0
;;
chains)
_wanted chains expl 'chain' compadd \
${${${(M)${(f)"$(_call_program chains $words[1] \
${(kv)opt_args[(i)-t|--table]} -nL \
2>/dev/null)"}:#Chain*}#* }%% *} && ret=0
;;
rulenums)
rules=(
${${${(f)"$(_call_program chains $words[1] ${(kv)opt_args[(i)-t|--table]} \
--line-numbers -nL ${(v)opt_args[(i)-D|--delete|-I|--insert|-R|--replace]%:*} \
2>/dev/null)"}[3,-1]}/ ##/:}
)
_describe -t rulenum 'rule number' rules && ret=0
;;
tcp-flags)
_values -s , 'tcp flag' SYN ACK FIN RST URG PSH NONE ALL && ret=0
;;
icmp-types)
_wanted icmp-types expl 'icmp type' compadd \
${${${(f)"$(_call_program icmp-types ${words[1]} -p icmp --help \
2>/dev/null)"}[(r)any,-1]## #}%% *} && ret=0
;;
reject-types)
_wanted reject-types expl 'reject type' compadd \
${${${(f)"$(_call_program icmp-types ${words[1]} -j REJECT --help \
2>/dev/null)"}[(r)*types:,-1]## #}[2,-1]%% *} && ret=0
;;
*states)
states=( NEW ESTABLISHED RELATED INVALID )
[[ "$state" = cf* ]] && states+=( SNAT DNAT )
_values -s , 'state' $states && return
;;
port-list)
compset -P '*,'
if compset -S ',*'; then
_ports && ret=0
else
_ports -qS, && ret=0
fi
;;
tos)
_wanted tos expl 'type of service' compadd \
${${${(f)"$(_call_program tos ${words[1]} -m tos --help \
2>/dev/null)"}[(r)*16*,-1]## #}%% *} && ret=0
;;
esac
return ret