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require 'puppet/network/http/api'
module Puppet::Network::HTTP::API::V1
# How we map http methods and the indirection name in the URI
# to an indirection method.
METHOD_MAP = {
"GET" => {
:plural => :search,
:singular => :find
},
"POST" => {
:singular => :find,
},
"PUT" => {
:singular => :save
},
"DELETE" => {
:singular => :destroy
},
"HEAD" => {
:singular => :head
}
}
def uri2indirection(http_method, uri, params)
environment, indirection, key = uri.split("/", 4)[1..-1] # the first field is always nil because of the leading slash
raise ArgumentError, "The environment must be purely alphanumeric, not '#{environment}'" unless environment =~ /^\w+$/
raise ArgumentError, "The indirection name must be purely alphanumeric, not '#{indirection}'" unless indirection =~ /^\w+$/
method = indirection_method(http_method, indirection)
params[:environment] = Puppet::Node::Environment.new(environment)
raise ArgumentError, "No request key specified in #{uri}" if key == "" or key.nil?
key = URI.unescape(key)
[indirection, method, key, params]
end
def indirection2uri(request)
indirection = request.method == :search ? pluralize(request.indirection_name.to_s) : request.indirection_name.to_s
"/#{request.environment.to_s}/#{indirection}/#{request.escaped_key}#{request.query_string}"
end
def request_to_uri_and_body(request)
indirection = request.method == :search ? pluralize(request.indirection_name.to_s) : request.indirection_name.to_s
["/#{request.environment.to_s}/#{indirection}/#{request.escaped_key}", request.query_string.sub(/^\?/,'')]
end
def indirection_method(http_method, indirection)
raise ArgumentError, "No support for http method #{http_method}" unless METHOD_MAP[http_method]
unless method = METHOD_MAP[http_method][plurality(indirection)]
raise ArgumentError, "No support for plural #{http_method} operations"
end
method
end
def pluralize(indirection)
return(indirection == "status" ? "statuses" : indirection + "s")
end
def plurality(indirection)
# NOTE This specific hook for facts is ridiculous, but it's a *many*-line
# fix to not need this, and our goal is to move away from the complication
# that leads to the fix being too long.
return :singular if indirection == "facts"
return :singular if indirection == "status"
return :singular if indirection == "certificate_status"
return :plural if indirection == "inventory"
result = (indirection =~ /s$|_search$/) ? :plural : :singular
indirection.sub!(/s$|_search$|es$/, '')
result
end
end
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