[英]How to get key in hash value in puppet
我不知道是否有可能。 我有這樣的清單:
$some_external_value = 'pew_pew'
$dict = {
ensure => $ensure,
configuration => {
"random_name-${some_external_value}" => {
command => 'python script.py config/random_name-${some_external_value}.cfg',
},
"some_other_name-${some_external_value}" => {
command => 'python script.py config/some_other_name-${some_external_value}.cfg',
},
"without-external" => {
command => "python script.py config/without-external.cfg",
user => 'cluster',
},
}
}
notice ($dict["configuration"]["some_other_name-${some_external_value}"]["command"])
我懂了
notice: Scope(Class[main]): python script.py config/some_other_name-pew_pew.cfg
是否有一些技巧可以只寫一次密鑰名,然后再引用它?
"some_other_name-${some_external_value}" => {
command => 'python script.py config/${wild_magic_variable_pasting_key_here}.cfg',
},
您可以使用自定義解析器功能到達那里。
$orig_dict = {
...
configuration => {
"random_name-${some_external_value}" => {
command => 'python script.py config/__KEY__.cfg',
},
...
}
$dict = keysubst($orig_dict)
...在其中ruby函數以遞歸方式將__KEY__
令牌替換為相應的鍵值。
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