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Tomasz Pala <gotar@polanet.pl>: users/12884:
new completions for iftop and tcpdump
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@ -1,3 +1,11 @@
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2008-05-29 Peter Stephenson <pws@csr.com>
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* unposted: Doc/Zsh/tcpsys.yo, Functions/TCP/tcp_fd_handler:
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add tcp_on_awol.
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* Tomasz Pala <gotar@polanet.pl>: users/12884:
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Completion/Unix/Command/{iftop,tcpdump}: new completions
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2008-05-27 Peter Stephenson <pws@csr.com>
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2008-05-27 Peter Stephenson <pws@csr.com>
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* users/12870: Doc/Zsh/expn.yo: modifiers in glob qualifiers
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* users/12870: Doc/Zsh/expn.yo: modifiers in glob qualifiers
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@ -82,6 +82,7 @@ _gzip
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_iconv
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_iconv
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_id
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_id
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_ifconfig
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_ifconfig
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_iftop
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_imagemagick
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_imagemagick
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_init_d
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_init_d
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_ip
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_ip
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@ -184,6 +185,7 @@ _surfraw
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_sysctl
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_sysctl
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_tar
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_tar
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_tardy
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_tardy
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_tcpdump
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_tcptraceroute
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_tcptraceroute
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_telnet
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_telnet
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_texinfo
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_texinfo
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20
Completion/Unix/Command/_iftop
Normal file
20
Completion/Unix/Command/_iftop
Normal file
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@ -0,0 +1,20 @@
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#compdef iftop
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_interfaces () {
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_wanted interfaces expl 'network interface' \
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_net_interfaces
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_values "Pseudo-device that captures on all interfaces" "any"
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}
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_arguments \
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'(-h -n -N -p -b -B -P -i -f -F -c)'-h'[print a summary of usage]' \
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-n"[don't do hostname lookups]" \
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-N"[don't resolve port number to service names]" \
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-p'[run in promiscuous mode]' \
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-P'[turn on port display]' \
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-b"[don't display bar graphs of traffic]" \
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-B'[display bandwidth rates in bytes/sec rather than bits/sec]' \
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-i'[interface]:network interface:_interfaces' \
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-f'[filter]:BPF filter' \
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-F'[net/mask]:network/mask' \
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-c'[config file]:config file:_files'
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92
Completion/Unix/Command/_tcpdump
Normal file
92
Completion/Unix/Command/_tcpdump
Normal file
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@ -0,0 +1,92 @@
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#compdef tcpdump
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typeset -A opt_args
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_interfaces () {
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_wanted interfaces expl 'network interface' \
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_net_interfaces
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_values "Pseudo-device that captures on all interfaces" "any"
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}
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_esp_secrets () {
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_values -S : 'ESP algorithm' \
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'des-cbc:secret' \
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'3des-cbc:secret' \
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'blowfish-cbc:secret' \
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'rc3-cbc:secret' \
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'cast128-cbc:secret' \
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none
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}
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_packet_types () {
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_values 'Packets type' \
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'aodv[Ad-hoc On-demand Distance Vector protocol]' \
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'cnfp[Cisco NetFlow protocol]' \
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'rpc[Remote Procedure Call]' \
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'rtp[Real-Time Applications protocol]' \
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'rtcp[Real-Time Applications control protocol]' \
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'snmp[Simple Network Management Protocol]' \
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'tftp[Trivial File Transfer Protocol]' \
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'vat[Visual Audio Tool]' \
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'wb[distributed White Board]'
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}
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_data_link_types () {
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if (( $+opt_args[-i] )); then
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vals=( ${${${(s: :)"$(_call_program data-link-types tcpdump -L -i $opt_args[-i] 2>&1)"}[2,-1]}/ /:} )
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_describe -t data-link-types "data link types ($opt_args[-i])" vals && ret=0
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else
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_values "Data link types (general)" \
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"EN10MB" \
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"LINUX_SLL"
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fi
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}
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_bpf_filter () {
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}
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_arguments \
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'()-A[Print each packet in ASCII]' \
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-c'[Exit after receiving specified number of packets]:number of packets' \
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-C'[Specify output file size in MB (10e6 bytes)]:output file size' \
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'(-ddd)-d[Dump the compiled packet-matching code in a human readable form]' \
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'(-ddd)-dd[Dump packet-matching code as a C program fragment]' \
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'(-d -dd)-ddd[Dump packet-matching code as decimal numbers (preceded with a count)]' \
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'(-A -c -C -d -dd -ddd -e -E -f -F -i -l -L -m -M -n -N -O -p -q -R -r -S -s -T -t -tt -ttt -tttt -u -U -v -vv -vvv -w -W -x -xx -X -XX -y -Z *)'-D'[Print the list of the network interfaces available on the system]' \
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-e'[Print the link-level header on each dump line]' \
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-E"[Decrypting IPsec ESP packets]:spi@ipaddr::algo\:secret:_esp_secrets" \
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-f"[Print 'foreign' IPv4 addresses numerically]" \
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-F'[input file for the filter expression]:filter expression file:_files' \
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-i'[Interface]:interface:_interfaces' \
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-l'[Make stdout line buffered]' \
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'(-A -c -C -d -dd -ddd -e -E -f -F -l -D -m -M -n -N -O -p -q -R -r -S -s -T -t -tt -ttt -tttt -u -U -v -vv -vvv -w -W -x -xx -X -XX -y -Z *)'-L'[List the known data link types for the interface]' \
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'*-m[Load SMI MIB module definitions]:SMI MIB module definitions:_files' \
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-M'[shared secret for validating the digests in TCP segments with the TCP-MD5 option]:secret' \
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-n"[Don't convert addresses to names]" \
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-N"[Don't print domain name qualification of host names]" \
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-O"[Don't run the packet-matching code optimizer]" \
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-p"[Don't put the interface into promiscuous mode]" \
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-q'[Quick (quiet?) output]' \
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-R'[Assume ESP/AH packets to be based on old specification (RFC1825 to RFC1829)]' \
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-r'[Read packets from file]:input file:_files' \
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-S'[Print absolute TCP sequence numbers]' \
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-s'[Specify number of bytes of data to snarf from each packet]:number of bytes to snap' \
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-T'[Interpret captured packets as specified type]:packet type:_packet_types' \
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"(-tttt)-t[Don't print a timestamp on each dump line]" \
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'(-ttt -tttt)-tt[Print an unformatted timestamp on each dump line]' \
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'(-tt -tttt)-ttt[Print a delta (in micro-seconds) between current and previous line on each dump line]' \
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'(-t -tt -ttt)-tttt[Print a timestamp in default format proceeded by date on each dump line]' \
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-u'[Print undecoded NFS handles]' \
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-U'[Make output packet-buffered when saving to file (-w)]' \
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'(-vvv)-v[slightly more verbose output]' \
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'(-vvv)-vv[more verbose output]' \
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'(-v -vv)-vvv[most verbose output]' \
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-w'[Write the raw packets to file]:output file:_files' \
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-W'[Limit the number of created files (-C)]:number of files' \
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-x'[Print each packet (minus its link level header) in hex]' \
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'(-x)-xx[Print each packet, including its link level header, in hex]' \
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-X'[Print each packet (minus its link level header) in hex and ASCII]' \
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'(-X)-XX[Print each packet, including its link level header, in hex and ASCII]' \
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-y'[Set the data link type to use while capturing packets]:data link type:_data_link_types' \
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-Z'[Drops privileges (if root) and changes user ID (along with primary group)]:user:_users' \
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'*:BPF filter:_bpf_filter'
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@ -454,6 +454,26 @@ item(tt(tcp_on_alias) var(alias) var(fd))(
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When an alias is defined, this function will be called with two arguments:
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When an alias is defined, this function will be called with two arguments:
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the name of the alias, and the file descriptor of the corresponding session.
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the name of the alias, and the file descriptor of the corresponding session.
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)
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)
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findex(tcp_on_awol)
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item(tt(tcp_on_awol) var(sess) var(fd))(
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If the function tt(tcp_fd_handler) is handling input from the line
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editor and detects that the file descriptor is no longer reusable,
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by default it removes it from the list of file descriptors handled
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by this method and prints a message. If the function tt(tcp_on_awol)
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is defined it is called immediately before this point. It may
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return status 100, which indicates that the normal handling should
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still be performed; any other return status indicates that no further
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action should be taken and the tt(tcp_fd_handler) should return
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immediately with the given status. Typically the action of tt(tcp_on_awol)
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will be to close the session.
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The variable tt(TCP_INVALIDATE_ZLE) will be a non-empty string if it is
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necessary to invalidate the line editor display using `tt(zle -I)' before
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printing output from the function.
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(`AWOL' is military jargon for `absent without leave' or some
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variation. It has no pre-existing technical meaning known to the author.)
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)
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findex(tcp_on_close)
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findex(tcp_on_close)
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item(tt(tcp_on_close) var(sess) var(fd))(
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item(tt(tcp_on_close) var(sess) var(fd))(
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This is called with the name of a session being closed and the file
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This is called with the name of a session being closed and the file
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@ -1,6 +1,6 @@
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local line name=${tcp_by_fd[$1]}
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local line fd=$1 sess=${tcp_by_fd[$1]}
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local TCP_HANDLER_ACTIVE=1
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local TCP_HANDLER_ACTIVE=1
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if [[ -n $name ]]
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if [[ -n $sess ]]
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then
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then
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local TCP_INVALIDATE_ZLE
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local TCP_INVALIDATE_ZLE
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if (( $# > 2 )); then
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if (( $# > 2 )); then
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@ -10,10 +10,14 @@ then
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else
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else
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TCP_INVALIDATE_ZLE=1
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TCP_INVALIDATE_ZLE=1
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fi
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fi
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if ! tcp_read -d -u $1; then
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if ! tcp_read -d -u $fd; then
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if (( ${+functions[tcp_on_awol]} )); then
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tcp_on_awol $sess $fd
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(( $? == 100 )) || return $?
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fi
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[[ -n $TCP_INVALIDATE_ZLE ]] && zle -I
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[[ -n $TCP_INVALIDATE_ZLE ]] && zle -I
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print "[TCP fd $1 (session $name) gone awol; removing from poll list]" >& 2
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print "[TCP fd $fd (session $sess) gone awol; removing from poll list]" >& 2
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zle -F $1
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zle -F $fd
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return 1
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return 1
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fi
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fi
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return 0
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return 0
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@ -21,16 +25,16 @@ else
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zle -I
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zle -I
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# Handle fds not in the TCP set similarly.
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# Handle fds not in the TCP set similarly.
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# This does the drain thing, to try and get as much data out as possible.
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# This does the drain thing, to try and get as much data out as possible.
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if ! read -u $1 line; then
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if ! read -u $fd line; then
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print "[Reading on $1 failed; removing from poll list]" >& 2
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print "[Reading on $fd failed; removing from poll list]" >& 2
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zle -F $1
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zle -F $fd
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return 1
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return 1
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fi
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fi
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line="fd$1:$line"
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line="fd$fd:$line"
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local newline
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local newline
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while read -u $1 -t newline; do
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while read -u $fd -t newline; do
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line="${line}
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line="${line}
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fd$1:$newline"
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fd$fd:$newline"
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done
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done
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fi
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fi
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print -r - $line
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print -r - $line
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