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zsh/Completion/Unix/Command/_ssh

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#compdef ssh slogin=ssh scp ssh-add ssh-agent ssh-keygen sftp ssh-copy-id
# TODO: sshd, ssh-keyscan, ssh-keysign
_ssh () {
local curcontext="$curcontext" state line expl suf ret=1
local args common tmp p1 file cmn cmds sdesc
typeset -A opt_args
common=(
'(-2)-1[forces ssh to try protocol version 1 only]'
'(-1)-2[forces ssh to try protocol version 2 only]'
'(-6)-4[forces ssh to use IPv4 addresses only]'
'(-4)-6[forces ssh to use IPv6 addresses only]'
'-C[compress data]'
# for protocol version 2, this can be a comma-separated list
'-c+[select encryption cipher]:encryption cipher:(idea des 3des blowfish arcfour tss none)'
'-F+[specify alternate config file]:config file:_files'
'*-i+[select identity file]:SSH identity file:_files -g "*(-.^AR)"'
'*-o+[specify extra options]:option string:->option'
)
common_transfer=(
'-l[limit used bandwidth]:bandwidth in KiB/s:'
'-P+[specify port on remote host]:port number on remote host'
'-p[preserve modification times, access times and modes]'
'-q[disable progress meter and warnings]'
'-r[recursively copy directories (follows symbolic links)]'
'-S+[specify ssh program]:path to ssh:_command_names -e' \
'-v[verbose mode]'
)
case "$service" in
ssh)
_arguments -C -s \
'(-a)-A[enables forwarding of the authentication agent connection]' \
'(-A)-a[disable forwarding of authentication agent connection]' \
'(-P)-b+[specify interface to transmit on]:bind address:_bind_addresses' \
'-D+[specify a dynamic port forwarding]:dynamic port forwarding:->dynforward' \
'-e+[set escape character]:escape character (or `none'\''):' \
'-E[append log output to file instead of stderr]:_files' \
'(-n)-f[go to background]' \
'-g[allow remote hosts to connect to local forwarded ports]' \
'-G[output configuration and exit]' \
'-I+[specify smartcard device]:device:_files' \
'-J+[connect via a jump host]: :->userhost' \
'-K[enable GSSAPI-based authentication and forwarding]' \
'-k[disable forwarding of GSSAPI credentials]' \
'*-L[specify local port forwarding]:local port forwarding:->forward' \
'-l+[specify login name]:login name:_ssh_users' \
'-M[master mode for connection sharing]' \
'(-1)-m+[specify mac algorithms]:mac spec:->macs' \
'(-1)-N[do not execute a remote command (protocol version 2 only)]' \
'-n[redirect stdin from /dev/null]' \
'-O:multiplex control command:((check\:"check master process is running" exit\:"request the master to exit" forward\:"request forward without command execution" stop\:"request the master to stop accepting further multiplexing requests" cancel\:"cancel existing forwardings with -L and/or -R"))' \
'-P[use non privileged port]' \
'-p+[specify port on remote host]:port number on remote host' \
'(-v)*-q[quiet operation]' \
'*-R[specify remote port forwarding]:remote port forwarding:->forward' \
'-S+[specify location of control socket for connection sharing]:path to control socket:_files' \
'-Q[query parameters]:parameter type:((cipher\:"supported symmetric ciphers" cipher-auth\:"supported symmetric ciphers that support authenticated encryption" mac\:"supported message integrity codes" kex\:"key exchange algorithms" key\:"key types" protocol-version\:"supported SSH protocol versions"))' \
'(-1)-s[invoke subsystem]' \
'(-1 -t)-T[disable pseudo-tty allocation (protocol version 2 only)]' \
'(-T)-t[force pseudo-tty allocation]' \
'-V[show version number]' \
'(-q)*-v[verbose mode (multiple increase verbosity, up to 3)]' \
'-W[forward standard input and output to host]:stdinout forward:->hostport' \
'-w[request tunnel device forwarding]:local_tun[\:remote_tun] (integer or "any"):' \
'(-x -Y)-X[enable (untrusted) X11 forwarding]' \
'(-X -Y)-x[disable X11 forwarding]' \
'(-x -X)-Y[enable trusted X11 forwarding]' \
'-y[send log info via syslog instead of stderr]' \
':remote host name:->userhost' \
'*::args:->command' "$common[@]" && ret=0
;;
scp)
_arguments -C -s \
'-3[copy through local host, not directly between the remote hosts]' \
'-B[batch mode (don'\''t ask for passphrases)]' \
'*:file:->file' "$common[@]" "$common_transfer[@]" && ret=0
;;
ssh-add)
_arguments -s \
'-c[identity is subject to confirmation via SSH_ASKPASS]' \
'-D[delete all identities]' \
'-d[remove identity]' \
'-E[specify hash algorithm for fingerprints]:algorithm:(md5 sha256)' \
'-e[remove keys provided by the PKCS#11 shared library]:library:' \
'-k[load plain private keys only and skip certificates]' \
'-L[lists public key parameters of all identities in the agent]'\
'-l[list all identities]' \
'-s[add keys provided by the PKCS#11 shared library]:library:' \
'-t[set maximum lifetime for identity]:maximum lifetime (in seconds or time format):' \
'-X[unlock the agent]' \
'-x[lock the agent with a password]' \
'*:SSH identity file:_files'
return
;;
ssh-agent)
_arguments -s \
'(-k)-a[UNIX-domain socket to bind agent to]:UNIX-domain socket:_files' \
'(-k -s)-c[force csh-style shell]' \
'(-k)-d[debug mode]' \
'-k[kill current agent]' \
'(-k -c)-s[force sh-style shell]' \
'-t[set default maximum lifetime for identities]:maximum lifetime (in seconds or time format):' \
'*::command: _normal'
return
;;
ssh-keygen)
# options can be in any order but use ! to limit those shown for the first argument
(( CURRENT == 2 )) && p1='!'
args=( '!-z:number' )
sdesc='certify keys with CA key'
(( $+words[(r)-s] )) && args=( '-z[specify serial number]:serial number' )
(( $+words[(r)-[ku]] )) && args=( '-z[specify version number]:version number' ) &&
sdesc='specify CA public key file'
file=key
(( $+words[(r)-[HR]] )) && file=known_hosts
(( $+words[(r)-T] )) && file=input
if (( $+words[(r)-[kQ]] )); then
file=krl
args+=( '*:file:_files' )
fi
cmds=( -p -i -e -y -c -l -B -D -H -R -r -G -T -s -L -A -k -Q ) # basic commands
cmn=( -b -P -N -C -m -v ) # options common to many basic commands (except -f which is common to most)
cms=( -E -q -t -g -M -S -a -J -j -K -W -I -h -n -O -V -u ) # options specific to one basic command
_arguments -s $args \
"(${${(@)cmds:#-G}} -P -m ${${(@)cms:#-[MS]}})-b[specify number of bits in key]:bits in key" \
"$p1(${${(@)cmds:#-[pc]}} -b -C $cms)-P[provide old passphrase]:old passphrase" \
"(${${(@)cmds:#-p}} -m -v ${${(@)cms:#-[qt]}})-N[provide new passphrase]:new passphrase" \
"(${${(@)cmds:#-c}} -m -v $cms)-C[provide new comment]:new comment" \
"(-D -G -M -S -I -h -n -O -V -A)-f[$file file]:$file file:_files" \
"$p1(${${(@)cmds:#-[ie]}})-m[specify conversion format]:format:(PEM PKCS7 RFC4716)" \
"(${${(@)cmds:#-[lGT]}} ${${(@)cmn:#-[bv]}} -f)*-v[verbose mode]" \
- '(commands)' \
"(-b -P -C -v)-p[change passphrase of private key file]" \
'(-b -P -N -C -v)-i[import key to OpenSSH format]' \
'(-b -P -N -C -v)-e[export key to SECSH file format]' \
"($cmn)-y[get public key from private key]" \
'(-b -N -m -v)-c[change comment in private and public key files]' \
"($cmn)-B[show the bubblebabble digest of key]" \
"(-)-D[download key stored in smartcard reader]:reader" \
"($cmn)-H[hash names in known_hosts file]" \
"($cmn)-R[remove host from known_hosts file]:host:_ssh_hosts" \
"($cmn)-L[print the contents of a certificate]" \
"(-)-A[generate host keys for all key types]" \
"($cmn)-Q[test whether keys have been revoked in a KRL]" \
- finger \
"($cmn)-l[show fingerprint of key file]" \
"$p1($cmn)-E[specify hash algorithm for displayed fingerprints]:hash algorithim:(md5 sha256)" \
- create \
'(-P -m)-q[silence ssh-keygen]' \
"(-P -m)-t[specify the type of the key to create]:key type:(rsa1 rsa dsa ecdsa ed25519)" \
- dns \
"($cmn)-r[print DNS resource record]:hostname:_hosts" \
"$p1($cmn)-g[use generic DNS format]" \
- primes \
"(-P -N -C -m -f)-G[generate candidates for DH-GEX moduli]" \
"$p1(-P -N -C -m -f)-M[specify amount of memory to use for generating DH-GEX moduli]:memory (MB)" \
"$p1(-P -N -C -m -f)-S[specify start point]:start point (hex)" \
- screen \
"(${${(@)cmn:#-v}})-T[screen candidates for DH-GEX moduli]:output file:_files" \
"${p1}(${${(@)cmn:#-v}})-a[specify number of rounds]:rounds" \
"${p1}(${${(@)cmn:#-v}})-J[exit after screening specified number of lines]" \
"${p1}(${${(@)cmn:#-v}})-j[start screening at the specified line number]:line number" \
"${p1}(${${(@)cmn:#-v}})-K[write the last line processed to file]:file:_files" \
"${p1}(${${(@)cmn:#-v}})-W[specify desired generator]:generator" \
- certify \
"($cmn)-s[$sdesc]:CA key:_files" \
"$p1($cmn -f -u)-I[specify key identifier to include in certificate]:key id" \
"$p1($cmn -f -u)-h[generate host certificate instead of a user certificate]" \
"$p1($cmn -f -u)-n[specify user/host principal names to include in certificate]:principals" \
"$p1($cmn -f -u)-O[specify a certificate option]:option" \
"$p1($cmn -f -u)-V[specify certificate validity interval]:interval" \
"($cmn -I -h -n -O -V)-k[generate a KRL file]" \
"$p1($cmn -I -h -n -O -V)-u[update a KRL]"
return
;;
sftp)
_arguments -C -s \
'-a[attempt to continue interrupted transfers]' \
'-B+[specify buffer size]:buffer size (bytes) [32768]' \
'-b+[specify batch file to read]:batch file:_files' \
'-D[connect directly to a local sftp server]:sftp server path' \
'-f[request that files be flushed immediately after transfer]' \
'-R[specify number of outstanding requests]:number of requests [64]' \
'-s[SSH2 subsystem or path to sftp server on the remote host]' \
'1:file:->rfile' '*:file:->file' "$common[@]" "$common_transfer[@]" && ret=0
;;
(ssh-copy-id)
_arguments \
'-i:SSH identity file:_files' \
':remote host name:->userhost' \
;;
esac
while [[ -n "$state" ]]; do
lstate="$state"
state=''
case "$lstate" in
option)
if compset -P '*='; then
case "${IPREFIX#-o}" in
(#i)(ciphers|macs|kexalgorithms|hostkeyalgorithms|pubkeyacceptedkeytypes|hostbasedkeytypes)=)
if ! compset -P +; then
_wanted append expl 'append to default' compadd + && ret=0
fi
;;
esac
case "${IPREFIX#-o}" in
(#i)(afstokenpassing|batchmode|canonicalizefallbacklocal|challengeresponseauthentication|checkhostip|clearallforwardings|compression|enablesshkeysign|exitonforwardfailure|fallbacktorsh|forward(agent|x11)|forwardx11trusted|gatewayports|gssapiauthentication|gssapidelegatecredentials|gssapitrustdns|hashknownhosts|hostbasedauthentication|identitiesonly|kbdinteractiveauthentication|(tcp|)keepalive|nohostauthenticationforlocalhost|passwordauthentication|permitlocalcommand|proxyusefdpass|pubkeyauthentication|rhosts(|rsa)authentication|rsaauthentication|streamlocalbindunlink|usersh|kerberos(authentication|tgtpassing)|useprivilegedport|visualhostkey)=*)
_wanted values expl 'truth value' compadd yes no && ret=0
;;
(#i)addressfamily=*)
_wanted values expl 'address family' compadd any inet inet6 && ret=0
;;
(#i)bindaddress=*)
_wanted bind-addresses expl 'bind address' _bind_addresses && ret=0
;;
(#i)canonicaldomains=*)
_message -e 'canonical domains (space separated)' && ret=0
;;
(#i)canonicalizehostname=*)
_wanted values expl 'truthish value' compadd yes no always && ret=0
;;
(#i)canonicalizemaxdots=*)
_message -e 'number of dots' && ret=0
;;
(#i)canonicalizepermittedcnames=*)
_message -e 'CNAME rule list (source_domain_list:target_domain_list, each pattern list comma separated)' && ret=0
;;
(#i)ciphers=*)
_values -s , 'encryption cipher' \
'3des-cbc' \
'aes128-cbc' \
'aes192-cbc' \
'aes256-cbc' \
'aes128-ctr' \
'aes192-ctr' \
'aes256-ctr' \
'arcfour128' \
'arcfour256' \
'arcfour' \
'blowfish-cbc' \
'cast128-cbc' \
\
'rijndael128-cbc' \
'rijndael192-cbc' \
'rijndael256-cbc' \
'rijndael-cbc@lysator.liu.se' \
&& ret=0
;;
(#i)cipher=*)
_wanted values expl 'encryption cipher (protocol version 1)' \
compadd blowfish 3des des idea arcfour tss none && ret=0
;;
(#i)compressionlevel=*)
_values 'compression level' {1..9} && ret=0
;;
(#i)connectionattempts=*)
_message -e 'connection attempts' && ret=0
;;
(#i)connecttimeout=*)
_message -e 'connection timeout' && ret=0
;;
(#i)controlmaster=*)
_wanted values expl 'truthish value' compadd yes no auto autoask && ret=0
;;
(#i)controlpath=*)
_description files expl 'path to control socket'
_files "$expl[@]" && ret=0
;;
(#i)controlpersist=*)
_message -e 'timeout'
ret=0
_wanted values expl 'truth value' compadd yes no && ret=0
;;
(#i)escapechar=*)
_message -e 'escape character (or `none'\'')'
ret=0
;;
(#i)fingerprinthash=*)
_values 'fingerprint hash algorithm' \
md5 ripemd160 sha1 sha256 sha384 sha512 && ret=0
;;
(#i)forwardx11timeout=*)
_message -e 'timeout'
ret=0
;;
(#i)globalknownhostsfile=*)
_description files expl 'global file with known hosts'
_files "$expl[@]" && ret=0
;;
(#i)hostname=*)
_wanted hosts expl 'real host name to log into' _ssh_hosts && ret=0
;;
(#i)(hostbasedkeytypes|hostkeyalgorithms|pubkeyacceptedkeytypes)=*)
_values -s , 'key types' \
'ecdsa-sha2-nistp256-cert-v01@openssh.com' \
'ecdsa-sha2-nistp384-cert-v01@openssh.com' \
'ecdsa-sha2-nistp521-cert-v01@openssh.com' \
'ssh-ed25519-cert-v01@openssh.com' \
'ssh-rsa-cert-v01@openssh.com' \
'ssh-dss-cert-v01@openssh.com' \
'ssh-rsa-cert-v00@openssh.com' \
'ssh-dss-cert-v00@openssh.com' \
'ecdsa-sha2-nistp256' \
'ecdsa-sha2-nistp384' \
'ecdsa-sha2-nistp521' \
'ssh-ed25519' \
'ssh-rsa' \
'ssh-dss' && ret=0
;;
(#i)identityfile=*)
_description files expl 'SSH identity file'
_files "$expl[@]" && ret=0
;;
(#i)ignoreunknown=*)
_message -e 'pattern list' && ret=0
;;
(#i)ipqos=*)
local descr
if [[ $PREFIX = *\ *\ * ]]; then return 1; fi
if compset -P '* '; then
descr='QoS for non-interactive sessions'
else
descr='QoS [for interactive sessions if second value given, separated by white space]'
fi
_values $descr 'af11' 'af12' 'af13' 'af14' 'af22' \
'af23' 'af31' 'af32' 'af33' 'af41' 'af42' 'af43' \
'cs0' 'cs1' 'cs2' 'cs3' 'cs4' 'cs5' 'cs6' 'cs7' 'ef' \
'lowdelay' 'throughput' 'reliability' && ret=0
;;
(#i)(local|remote)forward=*)
state=forward
;;
(#i)dynamicforward=*)
state=dynforward
;;
(#i)kbdinteractivedevices=*)
_values -s , 'keyboard-interactive authentication methods' \
'bsdauth' 'pam' 'skey' && ret=0
;;
(#i)kexalgorithms=*)
_values -s , 'KEX algorithms' \
ecdh-sha2-nistp256 ecdh-sha2-nistp384 ecdh-sha2-nistp521 \
diffie-hellman-group-exchange-sha256 \
diffie-hellman-group-exchange-sha1 \
diffie-hellman-group14-sha1 diffie-hellman-group1-sha1 && ret=0
;;
(#i)localcommand=*)
_description commands expl 'run command locally after connecting'
_command_names && ret=0
;;
(#i)loglevel=*)
_values 'log level' QUIET FATAL ERROR INFO VERBOSE\
DEBUG DEBUG1 DEBUG2 DEBUG3 && ret=0
;;
(#i)macs=*)
state=macs
;;
(#i)numberofpasswordprompts=*)
_message -e 'number of password prompts'
ret=0
;;
(#i)pkcs11provider=*)
_description files expl 'PKCS#11 shared library'
_files -g '*.so' "$expl[@]" && ret=0
;;
(#i)port=*)
_message -e 'port number on remote host'
ret=0
;;
(#i)preferredauthentications=*)
_values -s , 'authentication method' gssapi-with-mic \
hostbased publickey keyboard-interactive password && ret=0
;;
(#i)protocol=*)
_values -s , 'protocol version' \
'1' \
'2' && ret=0
;;
(#i)proxycommand=*)
compset -q
shift 1 words
(( CURRENT-- ))
_normal && ret=0
;;
(#i)rekeylimit=*)
_message -e 'maximum number of bytes transmitted before renegotiating session key'
ret=0
;;
(#i)requesttty=*)
_values 'request a pseudo-tty' \
'no[never request a TTY]' \
'yes[always request a TTY when stdin is a TTY]' \
'force[always request a TTY]' \
'auto[request a TTY when opening a login session]' && ret=0
;;
(#i)revokedhostkeys=*)
_description files expl 'revoked host keys file'
_files "$expl[@]" && ret=0
;;
(#i)sendenv=*)
_wanted envs expl 'environment variable' _parameters -g 'scalar*export*' && ret=0
;;
(#i)serveralivecountmax=*)
_message -e 'number of alive messages without replies before disconnecting'
ret=0
;;
(#i)serveraliveinterval=*)
_message -e 'timeout in seconds since last data was received to send alive message'
ret=0
;;
(#i)streamlocalbindmask=*)
_message -e 'octal mask' && ret=0
;;
(#i)(stricthostkeychecking|verifyhostkeydns|updatehostkeys)=*)
_wanted values expl 'truthish value' compadd yes no ask && ret=0
;;
(#i)transport=*)
_values 'transport protocol' TCP SCTP && ret=0
;;
(#i)tunnel=*)
_values 'request device forwarding' \
'yes' \
'point-to-point' \
'ethernet' \
'no' && ret=0
;;
(#i)tunneldevice=*)
_message -e 'local_tun[:remote_tun] (integer or "any")'
ret=0
;;
(#i)userknownhostsfile=*)
_description files expl 'user file with known hosts'
_files "$expl[@]" && ret=0
;;
(#i)user=*)
_wanted users expl 'user to log in as' _ssh_users && ret=0
;;
(#i)xauthlocation=*)
_description files expl 'xauth program'
_files "$expl[@]" -g '*(-*)' && ret=0
;;
esac
else
# old options are after the empty "\"-line
_wanted values expl 'configure file option' \
compadd -M 'm:{a-z}={A-Z}' -q -S '=' - \
AddKeysToAgent \
AddressFamily \
BatchMode \
BindAddress \
CanonicalDomains \
CanonicalizeFallbackLocal \
CanonicalizeHostname \
CanonicalizeMaxDots \
CanonicalizePermittedCNAMEs \
CertificateFile \
ChallengeResponseAuthentication \
CheckHostIP \
Cipher \
Ciphers \
ClearAllForwardings \
Compression \
CompressionLevel \
ConnectionAttempts \
ConnectTimeout \
ControlMaster \
ControlPath \
ControlPersist \
DynamicForward \
EnableSSHKeysign \
EscapeChar \
ExitOnForwardFailure \
FingerprintHash \
ForwardAgent \
ForwardX11 \
ForwardX11Timeout \
ForwardX11Trusted \
GatewayPorts \
GlobalKnownHostsFile \
GSSAPIAuthentication \
GSSAPIDelegateCredentials \
GSSAPITrustDns \
HashKnownHosts \
Host \
HostbasedAuthentication \
HostbasedKeyTypes \
HostKeyAlgorithms \
HostKeyAlias \
HostName \
IdentitiesOnly \
IdentityAgent \
IdentityFile \
IgnoreUnknown \
IPQoS \
KbdInteractiveAuthentication \
KbdInteractiveDevices \
KexAlgorithms \
LocalCommand \
LocalForward \
LogLevel \
MACs \
NoHostAuthenticationForLocalhost \
NumberOfPasswordPrompts \
PasswordAuthentication \
PermitLocalCommand \
PKCS11Provider \
Port \
PreferredAuthentications \
Protocol \
ProxyCommand \
ProxyJump \
ProxyUseFdpass \
PubkeyAcceptedKeyTypes \
PubkeyAuthentication \
RekeyLimit \
RemoteForward \
RequestTTY \
RevokedHostKeys \
RhostsRSAAuthentication \
RSAAuthentication \
SendEnv \
ServerAliveCountMax \
ServerAliveInterval \
StreamLocalBindMask \
StreamLocalBindUnlink \
StrictHostKeyChecking \
TCPKeepAlive \
Transport \
Tunnel \
TunnelDevice \
UpdateHostKeys \
UsePrivilegedPort \
User \
UserKnownHostsFile \
VerifyHostKeyDNS \
VisualHostKey \
XAuthLocation \
\
AFSTokenPassing \
FallBackToRsh \
KeepAlive \
KerberosAuthentication \
KerberosTgtPassing \
PreferredAuthentications \
ProtocolKeepAlives \
RhostsAuthentication \
SetupTimeOut \
SmartcardDevice \
UseRsh \
&& ret=0
fi
;;
forward)
local port=false host=false listen=false bind=false
if compset -P 1 '*:'; then
if [[ $IPREFIX != (*=|)<-65535>: ]]; then
if compset -P 1 '*:'; then
if compset -P '*:'; then
port=true
else
host=true
fi
else
listen=true
ret=0
fi
else
if compset -P '*:'; then
port=true
else
host=true
fi
fi
else
listen=true
bind=true
fi
$port && { _message -e port-numbers 'port number'; ret=0 }
$listen && { _message -e port-numbers 'listen-port number'; ret=0 }
$host && { _wanted hosts expl host _ssh_hosts -S: && ret=0 }
$bind && { _wanted bind-addresses expl bind-address _bind_addresses -S: && ret=0 }
return ret
;;
dynforward)
_message -e port-numbers 'listen-port number'
if ! compset -P '*:'; then
_wanted bind-addresses expl bind-address _bind_addresses -qS:
fi
return 0
;;
hostport)
if compset -P '*:'; then
_message -e port-numbers 'port number'
ret=0
else
_wanted hosts expl host _ssh_hosts -S: && ret=0
fi
return ret
;;
macs)
_values -s , 'MAC algorithms' hmac-md5 hmac-sha1 umac-64@openssh.com \
hmac-ripemd160 hmac-sha1-96 hmac-md5-96 hmac-sha2-256 \
hmac-sha2-256-96 hmac-sha2-512 hmac-sha2-512-96 && ret=0
;;
command)
shift 1 words
(( CURRENT-- ))
_normal
return
;;
userhost)
if compset -P '*@'; then
_wanted hosts expl 'remote host name' _ssh_hosts && ret=0
elif compset -S '@*'; then
_wanted users expl 'login name' _ssh_users -S '' && ret=0
else
if (( $+opt_args[-l] )); then
tmp=()
else
tmp=( 'users:login name:_ssh_users -qS@' )
fi
_alternative \
'hosts:remote host name:_ssh_hosts' \
"$tmp[@]" && ret=0
fi
;;
file)
if compset -P '[^./][^/]#:'; then
_remote_files -- ssh ${(kv)~opt_args[(I)-[FP1246]]/-P/-p} && ret=0
elif compset -P '*@'; then
suf=( -S '' )
compset -S ':*' || suf=( -r: -S: )
_wanted hosts expl 'remote host name' _ssh_hosts $suf && ret=0
else
_alternative \
'files:: _files' \
'hosts:remote host name:_ssh_hosts -r: -S:' \
'users:user:_ssh_users -qS@' && ret=0
fi
;;
rfile)
if compset -P '*:'; then
_remote_files -- ssh && ret=0
elif compset -P '*@'; then
_wanted hosts expl host _ssh_hosts -r: -S: && ret=0
else
_alternative \
'hosts:remote host name:_ssh_hosts -r: -S:' \
'users:user:_ssh_users -qS@' && ret=0
fi
;;
esac
done
return ret
}
_ssh_users () {
_combination -s '[:@]' my-accounts users-hosts users "$@"
}
_ssh_hosts () {
local -a config_hosts
local config
integer ind
# If users-hosts matches, we shouldn't complete anything else.
if [[ "$IPREFIX" == *@ ]]; then
_combination -s '[:@]' my-accounts users-hosts "users=${IPREFIX/@}" hosts "$@" && return
else
_combination -s '[:@]' my-accounts users-hosts \
${opt_args[-l]:+"users=${opt_args[-l]:q}"} hosts "$@" && return
fi
if (( ind = ${words[(I)-F]} )); then
config=${~words[ind+1]} 2>/dev/null
else
config="$HOME/.ssh/config"
fi
if [[ -r $config ]]; then
local key hosts host
while IFS=$'=\t ' read -r key hosts; do
if [[ "$key" == (#i)host ]]; then
for host in ${(z)hosts}; do
case $host in
(*[*?]*) ;;
(*) config_hosts+=("$host") ;;
esac
done
fi
done < "$config"
if (( ${#config_hosts} )); then
_wanted hosts expl 'remote host name' \
compadd -M 'm:{a-zA-Z}={A-Za-z} r:|.=* r:|=*' "$@" $config_hosts
fi
fi
}
_ssh "$@"
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