diff options
Diffstat (limited to 'Completion')
| -rw-r--r-- | Completion/Unix/Command/_openstack | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/Completion/Unix/Command/_openstack b/Completion/Unix/Command/_openstack new file mode 100644 index 000000000..39fa30c3a --- /dev/null +++ b/Completion/Unix/Command/_openstack @@ -0,0 +1,192 @@ +#compdef openstack aodh barbican ceilometer cinder cloudkitty designate glance gnocchi heat ironic keystone magnum manila mistral monasca murano neutron nova sahara senlin swift trove + +# https://wiki.openstack.org/wiki/OpenStackClients +# http://docs.openstack.org/user-guide/common/cli-install-openstack-command-line-clients.html + +local curcontext="$curcontext" state line expl ret=1 + +local -a clnts_compl_new clnts_compl_old clnts_swift_like + +# +# We support three different client categories: +# 1) Clients with new style complete command where output is like: +# +# cmds='alarm alarm-history capabilities complete help' +# cmds_alarm='create delete list show update' +# cmds_alarm_history='search show' +# cmds_alarm_history_search='-h --help -f --format -c --column --max-width --noindent --quote --query' +# +# 2) Clients with old style bash-completion command which does +# not separate options and commands: +# +# --tenant_id floatingip-delete bgp-peer-delete --default-prefixlen net-create [...] +# +# 3) Swift, slightly different from 2) +# +clnts_compl_new=( aodh barbican designate gnocchi openstack ) +clnts_compl_old=( ceilometer cinder cloudkitty glance heat ironic keystone magnum manila mistral monasca murano neutron nova sahara senlin trove ) +clnts_swift_like=( swift ) + +# Python clients take quite some time to start up and some (openstack(1)) +# even go over the network for completions so we cache things pretty hard +if (( ! $+_cache_openstack_clnt_opts )); then + typeset -gA _cache_openstack_clnt_outputs + typeset -gA _cache_openstack_clnt_opts + typeset -gA _cache_openstack_clnt_cmds + typeset -gA _cache_openstack_clnt_cmds_opts + typeset -gA _cache_openstack_clnt_cmds_subcmds + typeset -gA _cache_openstack_clnt_cmds_subcmd_opts +fi + +local -a conn_opts +local opt arg word +# Only openstack(1) requires parameters to provide completion info +if [[ $service == openstack && -n ${words[(r)--os-*]} ]]; then + if (( ! $+_cache_openstack_conn_opts )); then + _cache_openstack_conn_opts=( ${(M)${=${(f)"$($service help 2>/dev/null)"}}:#--os-*} ) + fi + # --os-tenant-id --os-tenant-name are deprecated but still widely used + for opt in ${=_cache_openstack_conn_opts} --os-tenant-id --os-tenant-name; do + arg= + for word in ${words:1}; do + [[ $word == $opt ]] && arg=$word && break + done + [[ -n $arg && -n ${arg##-*} ]] && conn_opts=( $conn_opts $opt $arg ) + done +fi + +# New style clients +if [[ -n ${clnts_compl_new[(r)$service]} ]]; then + if [[ -z $_cache_openstack_clnt_cmds[$service] ]]; then + # Populate caches - clnt_outputs is command raw output used later + _cache_openstack_clnt_outputs[$service]=${:-"$($service ${(Q)conn_opts} complete 2>/dev/null)"} + _cache_openstack_clnt_opts[$service]=${${${${(M)${${${${=${(f)"$($service help 2>/dev/null)"}}/\[}/\]}/\;}:#-[-0-9A-Za-z]*}/,}/\.}%--os-} + _cache_openstack_clnt_cmds[$service]=${${${${_cache_openstack_clnt_outputs[$service]}/* cmds=\'}/\'*}/complete} + fi + local cmd subcmd + # Determine the command + for word in ${words:1}; do + local s=${_cache_openstack_clnt_cmds[$service]} + [[ $s[(wI)$word] -gt 0 ]] && cmd=$word && break + done + # Populate the subcommand cache + if [[ -n $cmd && -z $_cache_openstack_clnt_cmds_subcmds[$service$cmd] ]]; then + local t=cmds_${cmd//-/_} + _cache_openstack_clnt_cmds_subcmds[$service$cmd]=${${${_cache_openstack_clnt_outputs[$service]}/* $t=\'}/\'*} + fi + # Determine the subcommand + if [[ -n $cmd ]]; then + for word in ${words:2}; do + local s=${_cache_openstack_clnt_cmds_subcmds[$service$cmd]} + [[ $s[(wI)$word] -gt 0 ]] && subcmd=$word && break + done + # Populate subcommand option cache + if [[ -n $subcmd && -z $_cache_openstack_clnt_cmds_subcmd_opts[$service${cmd}--$subcmd] ]]; then + local t=cmds_${cmd//-/_}_${subcmd//-/_} + _cache_openstack_clnt_cmds_subcmd_opts[$service${cmd}--$subcmd]=${${${_cache_openstack_clnt_outputs[$service]}/* $t=\'}/\'*} + fi + fi + # Special treatment for the help command + if [[ $cmd == help ]]; then + if [[ $words[CURRENT-1] == $cmd && $words[CURRENT] != -* ]]; then + # Offer commands + [[ -n $_cache_openstack_clnt_cmds[$service] ]] && _values -w option ${(u)=_cache_openstack_clnt_cmds[$service]} && ret=0 + elif [[ $words[CURRENT-2] == $cmd && $words[CURRENT-1] != -* && $words[CURRENT] != -* ]]; then + # Offer subcommands + local cmd=$words[CURRENT-1] + local t=cmds_${cmd//-/_} + [[ -z $_cache_openstack_clnt_cmds_subcmds[$service$cmd] ]] && _cache_openstack_clnt_cmds_subcmds[$service$cmd]=${${${_cache_openstack_clnt_outputs[$service]}/* $t=\'}/\'*} + [[ -n $_cache_openstack_clnt_cmds_subcmds[$service$cmd] ]] && _values -w option ${(u)=_cache_openstack_clnt_cmds_subcmds[$service$cmd]} && ret=0 + else + # Handle help<TAB> properly + _values -w option help && ret=0 + fi + # Client options + elif [[ -z $cmd && $words[CURRENT] == -* ]]; then + _values -w option ${(u)=_cache_openstack_clnt_opts[$service]} && ret=0 + # Commands + elif [[ -z $cmd ]]; then + if [[ -z $_cache_openstack_clnt_cmds[$service] ]]; then + _message "missing authentication options" + else + _values -w option ${(u)=_cache_openstack_clnt_cmds[$service]} && ret=0 + fi + # Subcommands + elif [[ -z $subcmd ]]; then + [[ -n $_cache_openstack_clnt_cmds_subcmds[$service$cmd] ]] && _values -w option ${(u)=_cache_openstack_clnt_cmds_subcmds[$service$cmd]} && ret=0 + # Subcommand options + else + { ! zstyle -T ":completion:${curcontext}:options" prefix-needed || [[ -prefix - ]] } && \ + [[ -n $_cache_openstack_clnt_cmds_subcmd_opts[$service${cmd}--$subcmd] ]] && _values -w option ${(u)=_cache_openstack_clnt_cmds_subcmd_opts[$service${cmd}--$subcmd]//\:/\\\:} && ret=0 + fi + +# Old style clients +elif [[ -n ${clnts_compl_old[(r)$service]} ]]; then + if [[ -z $_cache_openstack_clnt_cmds[$service] ]]; then + # Populate caches + _cache_openstack_clnt_opts[$service]=${${${(M)${${${${=${(f)"$($service help 2>/dev/null)"}}/\[}/\]}/\;}:#-[-0-9A-Za-z]*}/,}/\.} + _cache_openstack_clnt_cmds[$service]=${${(M)${=${(f)"$($service bash-completion 2>/dev/null)"}}:#[A-Za-z]*}/bash-completion} + fi + local cmd + # Determine the command + for word in ${words:1}; do + local s=${_cache_openstack_clnt_cmds[$service]} + [[ $s[(wI)$word] -gt 0 ]] && cmd=$word && break + done + # Populate command option cache + # Mostly no options for help, prevent consecutive calls with help here + if [[ -n $cmd && $cmd != help && -z $_cache_openstack_clnt_cmds_opts[$service$cmd] ]]; then + _cache_openstack_clnt_cmds_opts[$service$cmd]=${${${(M)${${${${=${(f)"$($service help $cmd 2>/dev/null)"}}/\[}/\]}/\;}:#-[-0-9A-Za-z]*}/,}/\.} + fi + # Special treatment for the help command + if [[ $cmd == help ]]; then + if [[ $words[CURRENT-1] == help && $words[CURRENT] != -* ]]; then + _values -w option ${(u)=_cache_openstack_clnt_cmds[$service]} && ret=0 + else + _values -w option help && ret=0 + fi + # Client options + elif [[ -z $cmd && $words[CURRENT] == -* ]]; then + _values -w option ${(u)=_cache_openstack_clnt_opts[$service]} && ret=0 + # Commands + elif [[ -z $cmd ]]; then + _values -w option ${(u)=_cache_openstack_clnt_cmds[$service]} && ret=0 + # Command options + else + { ! zstyle -T ":completion:${curcontext}:options" prefix-needed || [[ -prefix - ]] } && \ + [[ -n $_cache_openstack_clnt_cmds_opts[$service$cmd] ]] && _values -w option ${(u)=_cache_openstack_clnt_cmds_opts[$service$cmd]//\:/\\\:} && ret=0 + fi + +# Swift like clients +elif [[ -n ${clnts_swift_like[(r)$service]} ]]; then + if [[ -z $_cache_openstack_clnt_cmds[$service] ]]; then + # Populate caches - clnt_outputs is command raw output used later + _cache_openstack_clnt_outputs[$service]=${(f)"$($service --help 2>/dev/null)"} + _cache_openstack_clnt_opts[$service]=${${${${(M)${${${${=_cache_openstack_clnt_outputs[$service]}/\[}/\]}/\;}:#-[-0-9A-Za-z]*}/,}/\.}/=*} + _cache_openstack_clnt_cmds[$service]=${=${(M)${(M)${(f)_cache_openstack_clnt_outputs[$service]}:# [a-z]*}/ [A-Z]*}} + fi + local cmd + # Determine the command + for word in ${words:1}; do + local s=${_cache_openstack_clnt_cmds[$service]} + [[ $s[(wI)$word] -gt 0 ]] && cmd=$word && break + done + # Populate command option cache + if [[ -n $cmd && -z $_cache_openstack_clnt_cmds_opts[$service$cmd] ]]; then + _cache_openstack_clnt_cmds_opts[$service$cmd]=${${${(M)${${${${=${(f)"$($service $cmd --help 2>/dev/null)"}}/\[}/\]}/\;}:#-[-0-9A-Za-z]*}/,}/\.} + fi + # Client options + if [[ -z $cmd && $words[CURRENT] == -* ]]; then + _values -w option ${(u)=_cache_openstack_clnt_opts[$service]} && ret=0 + # Commands + elif [[ -z $cmd ]]; then + _values -w option ${(u)=_cache_openstack_clnt_cmds[$service]} && ret=0 + # Command options + else + { ! zstyle -T ":completion:${curcontext}:options" prefix-needed || [[ -prefix - ]] } && \ + [[ -n $_cache_openstack_clnt_cmds_opts[$service$cmd] ]] && _values -w option ${(u)=_cache_openstack_clnt_cmds_opts[$service$cmd]//\:/\\\:} && ret=0 + fi + +fi + +return ret |