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prezto/plugins/chef/_knife
2012-01-23 20:40:15 -05:00

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#compdef knife
# These flags should be available everywhere according to the knife man page.
knife_general_flags=(
--help
--server-url
--key
--config
--editor
--format
--log_level
--logfile
--no-editor
--user
--print-after
--version
--yes
)
# Knife has a very special syntax, some example calls are:
# knife status
# knife cookbook list
# knife role show ROLENAME
# knife data bag show DATABAGNAME
# knife role show ROLENAME --attribute ATTRIBUTENAME
# knife cookbook show COOKBOOKNAME COOKBOOKVERSION recipes
# The -Q switch in compadd allows for completion of things like "data bag" without
# having to go through two rounds of completion and avoids ZSH inserting a '\' for
# escaping spaces.
function _knife() {
local curcontext="$curcontext" state line
typeset -A opt_args
cloudproviders=(bluebox ec2 rackspace slicehost terremark)
_arguments \
'1: :->knifecmd'\
'2: :->knifesubcmd'\
'3: :->knifesubcmd2' \
'4: :->knifesubcmd3' \
'5: :->knifesubcmd4' \
'6: :->knifesubcmd5'
case $state in
(knifecmd)
compadd -Q "$@" bootstrap client configure cookbook "cookbook site" "data bag" exec index node recipe role search ssh status windows $cloudproviders
;;
(knifesubcmd)
case $words[2] in
(bluebox|ec2|rackspace|slicehost|terremark)
compadd "$@" server images
;;
(client)
compadd -Q "$@" "bulk delete" list create show delete edit reregister
;;
(configure)
compadd "$@" client
;;
(cookbook)
compadd -Q "$@" test list create download delete "metadata from" show "bulk delete" metadata upload
;;
(node)
compadd -Q "$@" "from file" create show edit delete list run_list "bulk delete"
;;
(recipe)
compadd "$@" list
;;
(role)
compadd -Q "$@" "bulk delete" create delete edit "from file" list show
;;
(windows)
compadd "$@" bootstrap
;;
(*)
_arguments '2:Subsubcommands:($(_knife_options1))'
esac
;;
(knifesubcmd2)
case $words[3] in
(server)
compadd "$@" list create delete
;;
(images)
compadd "$@" list
;;
(site)
compadd "$@" vendor show share search download list unshare
;;
(show|delete|edit)
_arguments '3:Subsubcommands:($(_chef_$words[2]s_remote))'
;;
(upload|test)
_arguments '3:Subsubcommands:($(_chef_$words[2]s_local) --all)'
;;
(list)
compadd -a "$@" knife_general_flags
;;
(bag)
compadd -Q "$@" show edit list "from file" create delete
;;
(*)
_arguments '3:Subsubcommands:($(_knife_options2))'
esac
;;
(knifesubcmd3)
case $words[3] in
(show)
case $words[2] in
(cookbook)
versioncomp=1
_arguments '4:Cookbookversions:($(_cookbook_versions) latest)'
;;
(node|client|role)
compadd "$@" --attribute
esac
esac
case $words[4] in
(show|edit)
_arguments '4:Subsubsubcommands:($(_chef_$words[2]_$words[3]s_remote))'
;;
(file)
_arguments '*:file or directory:_files -g "*.(rb|json)"'
;;
(list)
compadd -a "$@" knife_general_flags
;;
(*)
_arguments '*:Subsubcommands:($(_knife_options3))'
esac
;;
(knifesubcmd4)
if (( versioncomp > 0 )); then
compadd "$@" attributes definitions files libraries providers recipes resources templates
else
_arguments '*:Subsubcommands:($(_knife_options2))'
fi
;;
(knifesubcmd5)
_arguments '*:Subsubcommands:($(_knife_options3))'
esac
}
# Helper functions to provide the argument completion for several depths of commands
function _knife_options1() {
( for line in $( knife $words[2] --help | grep -v "^knife" ); do echo $line | grep "\-\-"; done )
}
function _knife_options2() {
( for line in $( knife $words[2] $words[3] --help | grep -v "^knife" ); do echo $line | grep "\-\-"; done )
}
function _knife_options3() {
( for line in $( knife $words[2] $words[3] $words[4] --help | grep -v "^knife" ); do echo $line | grep "\-\-"; done )
}
# The chef_x_remote functions use knife to get a list of objects of type x on the server
function _chef_roles_remote() {
(knife role list | grep \" | awk '{print $1}' | awk -F"," '{print $1}' | awk -F"\"" '{print $2}')
}
function _chef_clients_remote() {
(knife client list | grep \" | awk '{print $1}' | awk -F"," '{print $1}' | awk -F"\"" '{print $2}')
}
function _chef_nodes_remote() {
(knife node list | grep \" | awk '{print $1}' | awk -F"," '{print $1}' | awk -F"\"" '{print $2}')
}
function _chef_cookbooks_remote() {
(knife cookbook list | grep \" | awk '{print $1}' | awk -F"," '{print $1}' | awk -F"\"" '{print $2}')
}
function _chef_sitecookbooks_remote() {
(knife cookbook site list | grep \" | awk '{print $1}' | awk -F"," '{print $1}' | awk -F"\"" '{print $2}')
}
function _chef_data_bags_remote() {
(knife data bag list | grep \" | awk '{print $1}' | awk -F"," '{print $1}' | awk -F"\"" '{print $2}')
}
# The chef_x_local functions use the knife config to find the paths of relevant objects x to be uploaded to the server
function _chef_cookbooks_local() {
(for i in $( grep cookbook_path $HOME/.chef/knife.rb | awk 'BEGIN {FS = "[" }; {print $2}' | sed 's/\,//g' | sed "s/'//g" | sed 's/\(.*\)]/\1/' ); do ls $i; done)
}
# This function extracts the available cookbook versions on the chef server
function _cookbook_versions() {
(knife cookbook show $words[4] | grep -v $words[4] | grep -v -E '\]|\[|\{|\}' | sed 's/ //g' | sed 's/"//g')
}
function _knife "$@"