Merge pull request #622 from smortex/print-csr-fingerprint

(#623) Print CSR fingerprint in request_cert application

lib/mcollective/application/choria.rb

@@ -95,6 +95,9 @@ def request_cert_command
         puts("Waiting up to 240 seconds for it to be signed")
         puts
 
+        puts("Key fingerprint: %s" % choria.csr_fingerprint)
+        puts
+
         24.times do |time|
           print "Attempting to download certificate %s: %d / 24\r" % [certname, time]
 

lib/mcollective/util/choria.rb

@@ -872,6 +872,15 @@ def has_csr?
         File.exist?(csr_path)
       end
 
+      # The formatted string representation of the CSR fingerprint
+      #
+      # @return [String]
+      def csr_fingerprint
+        require "puppet"
+        csr = OpenSSL::X509::Request.new(File.read(csr_path))
+        Puppet::SSL::Digest.new(nil, csr.to_der)
+      end
+
       # Searches the PATH for an executable command
       #
       # @param command [String] a command to search for