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require "rubygems"
require "rake"
require "mkmf"
require "erb"
require "chef/dist"
desc "Building event log dll"
def ensure_present(commands)
commands.each do |c|
unless find_executable c
warn "Could not find #{c}. Windows Event Logging will not correctly function."
end
end
end
# Templating the windows event log messages
# So we can inject distro constants in there
template = ERB.new(IO.read("chef-log.man.erb"))
chef_log_man = template.result
File.open("chef-log.man", "w") { |f| f.write(chef_log_man) }
EVT_MC_FILE = "chef-log.man".freeze
EVT_RC_FILE = "chef-log.rc".freeze
EVT_RESOURCE_OBJECT = "resource.o".freeze
EVT_SHARED_OBJECT = "chef-log.dll".freeze
MC = "windmc".freeze
RC = "windres".freeze
CC = "gcc".freeze
ensure_present [MC, RC, CC]
task build: [EVT_RESOURCE_OBJECT, EVT_SHARED_OBJECT]
task default: %i{build register}
file EVT_RC_FILE => EVT_MC_FILE do
sh "#{MC} #{EVT_MC_FILE}"
end
file EVT_RESOURCE_OBJECT => EVT_RC_FILE do
sh "#{RC} -i #{EVT_RC_FILE} -o #{EVT_RESOURCE_OBJECT}"
end
file EVT_SHARED_OBJECT => EVT_RESOURCE_OBJECT do
sh "#{CC} -o #{EVT_SHARED_OBJECT} -shared #{EVT_RESOURCE_OBJECT}"
end
task register: EVT_SHARED_OBJECT do
require "win32/eventlog"
dll_file = File.expand_path(EVT_SHARED_OBJECT)
begin
Win32::EventLog.add_event_source(
source: "Application",
key_name: Chef::Dist::PRODUCT,
event_message_file: dll_file,
category_message_file: dll_file
)
rescue Errno::EIO => e
puts "Skipping event log registration due to missing privileges: #{e}"
end
end
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