Escape the base64 encoded key in regexp matching

The base64 encoding of ceph keys often contains the slash / character.
This interferes with the regexp matcher slashes and thus never exits
with code 0.

The fix is to use a different RE delimiter.

Change-Id: Ia262b36250ebeb833b4a125e6b1f3976f8b069cd
Closes-Bug: #1333657

manifests/key.pp

@@ -118,7 +118,7 @@ set -ex
 ceph-authtool ${keyring_path} --name '${name}' --add-key '${secret}' ${caps}",
     unless    => "/bin/true # comment to satisfy puppet syntax requirements
 set -ex
-sed -n 'N;/.*${name}.*\\n\\s*key = ${secret}/p' ${keyring_path} | grep ${name}",
+sed -n 'N;\\%.*${name}.*\\n\\s*key = ${secret}%p' ${keyring_path} | grep ${name}",
     require   => [ Package['ceph'], File[$keyring_path], ],
     logoutput => true,
   }

spec/system/ceph_key_spec.rb

@@ -28,7 +28,7 @@ describe 'ceph::key' do
   machines = ENV['MACHINES'] ? ENV['MACHINES'].split : [ 'first', 'second' ]
   fsid = 'a4807c9a-e76f-4666-a297-6d6cbc922e3a'
   mon_key = 'AQCztJdSyNb0NBAASA2yPZPuwXeIQnDJ9O8gVw=='
-  admin_key = 'AQA0TVRTsP/aHxAAFBvntu1dSEJHxtJeFFrRsg=='
+  admin_key = 'AQA0TVRTsP/aHxAAFBvntu1dSEJHxtJeFFrRsg==' # client.admin key needs to contain a / character!
   volume_key = 'AQAMTVRTSOHmHBAAH5d1ukHrAnxuSbrWSv9KGA=='
   mon_host = '$::ipaddress_eth1'
   # passing it directly as unqoted array is not supported everywhere
@@ -195,6 +195,7 @@ describe 'ceph::key' do
           r.exit_code.should_not == 1
           r.refresh
           r.exit_code.should_not == 1
+          r.stdout.should_not =~ /Exec\[ceph-key-client\.admin\]/ # client.admin key needs to contain a / character!
         end
 
         shell 'ceph auth list' do |r|

spec/system/ceph_osds_spec.rb

@@ -131,6 +131,7 @@ ensure: purged
           end
 
           shell(:node => vm, :command => 'test -b /dev/sdb && sgdisk --zap-all --clear --mbrtogpt -- /dev/sdb')
+          shell(:node => vm, :command => 'rm -rf /var/lib/ceph; rm -rf /etc/ceph')
         end
       end