Class: Chef::Knife::Core::StatusPresenter
Overview
A customized presenter for Chef::Node objects. Supports variable-length output formats for displaying node data
Instance Attribute Summary
#config, #ui
Instance Method Summary
collapse
#attribute_field_separator, #extract_nested_value, #format_cookbook_list_for_display, #format_data_subset_for_display, #format_for_display, #format_list_for_display, #formatting_subset_of_data?, #initialize, #interchange?, #name_or_id_for, #parse_format_option, #text_format
Instance Method Details
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# File 'lib/chef/knife/core/status_presenter.rb', line 55
def format(data)
if parse_format_option == :json
summarize_json(data)
else
super
end
end
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#key(key_text) ⇒ Object
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# File 'lib/chef/knife/core/status_presenter.rb', line 153
def key(key_text)
ui.color(key_text, :cyan)
end
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#summarize(list) ⇒ Object
Converts a Chef::Node object to a string suitable for output to a terminal. If config or config are set the volume of output is adjusted accordingly. Uses colors if enabled in the ui object.
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# File 'lib/chef/knife/core/status_presenter.rb', line 94
def summarize(list)
summarized = ""
list.each do |data|
node = data
ip = (node[:ec2] && node[:ec2][:public_ipv4]) || node[:ipaddress]
fqdn = (node[:ec2] && node[:ec2][:public_hostname]) || node[:fqdn]
name = node["name"] || node.name
if config[:run_list]
if config[:long_output]
run_list = node.run_list.map { |rl| "#{rl.type}[#{rl.name}]" }
else
run_list = node["run_list"]
end
end
line_parts = []
if node["ohai_time"]
hours, minutes, seconds = time_difference_in_hms(node["ohai_time"])
hours_text = "#{hours} hour#{hours == 1 ? " " : "s"}"
minutes_text = "#{minutes} minute#{minutes == 1 ? " " : "s"}"
seconds_text = "#{seconds} second#{seconds == 1 ? " " : "s"}"
if hours > 24
color = :red
text = hours_text
elsif hours >= 1
color = :yellow
text = hours_text
elsif minutes >= 1
color = :green
text = minutes_text
else
color = :green
text = seconds_text
end
line_parts << @ui.color(text, color) + " ago" << name
else
line_parts << "Node #{name} has not yet converged"
end
line_parts << fqdn if fqdn
line_parts << ip if ip
line_parts << run_list.to_s if run_list
if node["platform"]
platform = node["platform"].dup
if node["platform_version"]
platform << " #{node["platform_version"]}"
end
line_parts << platform
end
summarized = summarized + line_parts.join(", ") + ".\n"
end
summarized
end
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#summarize_json(list) ⇒ Object
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# File 'lib/chef/knife/core/status_presenter.rb', line 63
def summarize_json(list)
result_list = []
list.each do |node|
result = {}
result["name"] = node["name"] || node.name
result["chef_environment"] = node["chef_environment"]
ip = (node["ec2"] && node["ec2"]["public_ipv4"]) || node["ipaddress"]
fqdn = (node["ec2"] && node["ec2"]["public_hostname"]) || node["fqdn"]
result["ip"] = ip if ip
result["fqdn"] = fqdn if fqdn
result["run_list"] = node.run_list if config["run_list"]
result["ohai_time"] = node["ohai_time"]
result["platform"] = node["platform"] if node["platform"]
result["platform_version"] = node["platform_version"] if node["platform_version"]
if config[:long_output]
result["default"] = node.default_attrs
result["override"] = node.override_attrs
result["automatic"] = node.automatic_attrs
end
result_list << result
end
Chef::JSONCompat.to_json_pretty(result_list)
end
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#time_difference_in_hms(unix_time) ⇒ Object
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# File 'lib/chef/knife/core/status_presenter.rb', line 159
def time_difference_in_hms(unix_time)
now = Time.now.to_i
difference = now - unix_time.to_i
hours = (difference / 3600).to_i
difference = difference % 3600
minutes = (difference / 60).to_i
seconds = (difference % 60)
[hours, minutes, seconds]
end
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