Class: Chef::HTTP::JSONOutput
- Inherits:
-
Object
- Object
- Chef::HTTP::JSONOutput
- Defined in:
- lib/chef/http/json_output.rb
Overview
Middleware that takes an HTTP response, parses it as JSON if possible.
Direct Known Subclasses
Instance Attribute Summary collapse
-
#inflate_json_class ⇒ Object
Returns the value of attribute inflate_json_class.
-
#raw_output ⇒ Object
Returns the value of attribute raw_output.
Instance Method Summary collapse
- #handle_request(method, url, headers = {}, data = false) ⇒ Object
- #handle_response(http_response, rest_request, return_value) ⇒ Object
- #handle_stream_complete(http_response, rest_request, return_value) ⇒ Object
-
#initialize(opts = {}) ⇒ JSONOutput
constructor
A new instance of JSONOutput.
- #stream_response_handler(response) ⇒ Object
Constructor Details
#initialize(opts = {}) ⇒ JSONOutput
Returns a new instance of JSONOutput.
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# File 'lib/chef/http/json_output.rb', line 32 def initialize(opts = {}) @raw_output = opts[:raw_output] @inflate_json_class = opts[:inflate_json_class] end |
Instance Attribute Details
#inflate_json_class ⇒ Object
Returns the value of attribute inflate_json_class.
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# File 'lib/chef/http/json_output.rb', line 30 def inflate_json_class @inflate_json_class end |
#raw_output ⇒ Object
Returns the value of attribute raw_output.
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# File 'lib/chef/http/json_output.rb', line 29 def raw_output @raw_output end |
Instance Method Details
#handle_request(method, url, headers = {}, data = false) ⇒ Object
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# File 'lib/chef/http/json_output.rb', line 37 def handle_request(method, url, headers = {}, data = false) # Ideally this should always set Accept to application/json, but # Chef::REST is sometimes used to make non-JSON requests, so it sets # Accept to the desired value before middlewares get called. headers["Accept"] ||= "application/json" [method, url, headers, data] end |
#handle_response(http_response, rest_request, return_value) ⇒ Object
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# File 'lib/chef/http/json_output.rb', line 45 def handle_response(http_response, rest_request, return_value) # temporary hack, skip processing if return_value is false # needed to keep conditional get stuff working correctly. return [http_response, rest_request, return_value] if return_value == false if /json/.match?(http_response["content-type"]) if http_response.body.nil? return_value = nil elsif raw_output return_value = http_response.body.to_s else if inflate_json_class return_value = Chef::JSONCompat.from_json(http_response.body.chomp) else return_value = Chef::JSONCompat.parse(http_response.body.chomp) end end [http_response, rest_request, return_value] else Chef::Log.trace("Expected JSON response, but got content-type '#{http_response["content-type"]}'") if http_response.body Chef::Log.trace("Response body contains:\n#{http_response.body.length < 256 ? http_response.body : http_response.body[0..256] + " [...truncated...]"}") end [http_response, rest_request, http_response.body.to_s] end end |
#handle_stream_complete(http_response, rest_request, return_value) ⇒ Object
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# File 'lib/chef/http/json_output.rb', line 72 def handle_stream_complete(http_response, rest_request, return_value) [http_response, rest_request, return_value] end |
#stream_response_handler(response) ⇒ Object
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# File 'lib/chef/http/json_output.rb', line 76 def stream_response_handler(response) nil end |