From d6fd60cca15641fc1341cce52faf0506d7665044 Mon Sep 17 00:00:00 2001
From: Luke Kanies <luke@madstop.com>
Date: Mon, 24 Sep 2007 14:45:54 -0500
Subject: Removing obsolete fact stores and node sources.  The functionality
 has been moved into the indirector.

---
 lib/puppet/fact_stores/yaml.rb     |  40 -----------
 lib/puppet/node_source/external.rb |  51 --------------
 lib/puppet/node_source/ldap.rb     | 138 -------------------------------------
 lib/puppet/node_source/none.rb     |  10 ---
 4 files changed, 239 deletions(-)
 delete mode 100644 lib/puppet/fact_stores/yaml.rb
 delete mode 100644 lib/puppet/node_source/external.rb
 delete mode 100644 lib/puppet/node_source/ldap.rb
 delete mode 100644 lib/puppet/node_source/none.rb

diff --git a/lib/puppet/fact_stores/yaml.rb b/lib/puppet/fact_stores/yaml.rb
deleted file mode 100644
index b33e162ba..000000000
--- a/lib/puppet/fact_stores/yaml.rb
+++ /dev/null
@@ -1,40 +0,0 @@
-Puppet::Util::FactStore.newstore(:yaml) do
-    desc "Store client facts as flat files, serialized using YAML."
-
-    # Get a client's facts.
-    def get(node)
-        file = path(node)
-
-        return nil unless FileTest.exists?(file)
-
-        begin
-            facts = YAML::load(File.read(file))
-        rescue => detail
-            Puppet.err "Could not load facts for %s: %s" % [node, detail]
-        end
-        facts
-    end
-
-    def initialize
-        Puppet.settings.use(:yamlfacts)
-    end
-
-    # Store the facts to disk.
-    def set(node, facts)
-        File.open(path(node), "w", 0600) do |f|
-            begin
-                f.print YAML::dump(facts)
-            rescue => detail
-                Puppet.err "Could not write facts for %s: %s" % [node, detail]
-            end
-        end
-        nil
-    end
-
-    private
-
-    # Return the path to a given node's file.
-    def path(node)
-        File.join(Puppet[:yamlfactdir], node + ".yaml")
-    end
-end
diff --git a/lib/puppet/node_source/external.rb b/lib/puppet/node_source/external.rb
deleted file mode 100644
index 54111d924..000000000
--- a/lib/puppet/node_source/external.rb
+++ /dev/null
@@ -1,51 +0,0 @@
-Puppet::Network::Handler::Node.newnode_source(:external, :fact_merge => true) do
-    desc "Call an external program to get node information."
-
-    include Puppet::Util
-    # Look for external node definitions.
-    def nodesearch(name)
-        return nil unless Puppet[:external_nodes] != "none"
-  
-        # This is a very cheap way to do this, since it will break on
-        # commands that have spaces in the arguments.  But it's good
-        # enough for most cases.
-        external_node_command = Puppet[:external_nodes].split
-        external_node_command << name
-        begin
-            output = Puppet::Util.execute(external_node_command)
-        rescue Puppet::ExecutionFailure => detail
-            if $?.exitstatus == 1
-                return nil
-            else
-                Puppet.err "Could not retrieve external node information for %s: %s" % [name, detail]
-            end
-            return nil
-        end
-        
-        if output =~ /\A\s*\Z/ # all whitespace
-            Puppet.debug "Empty response for %s from external node source" % name
-            return nil
-        end
-
-        begin
-            result = YAML.load(output).inject({}) { |hash, data| hash[symbolize(data[0])] = data[1]; hash }
-        rescue => detail
-            raise Puppet::Error, "Could not load external node results for %s: %s" % [name, detail]
-        end
-
-        node = newnode(name)
-        set = false
-        [:parameters, :classes].each do |param|
-            if value = result[param]
-                node.send(param.to_s + "=", value)
-                set = true
-            end
-        end
-
-        if set
-            return node
-        else
-            return nil
-        end
-    end
-end
diff --git a/lib/puppet/node_source/ldap.rb b/lib/puppet/node_source/ldap.rb
deleted file mode 100644
index 7b60a3c62..000000000
--- a/lib/puppet/node_source/ldap.rb
+++ /dev/null
@@ -1,138 +0,0 @@
-Puppet::Network::Handler::Node.newnode_source(:ldap, :fact_merge => true) do
-    desc "Search in LDAP for node configuration information."
-
-    # Find the ldap node, return the class list and parent node specially,
-    # and everything else in a parameter hash.
-    def ldapsearch(node)
-        filter = Puppet[:ldapstring]
-        classattrs = Puppet[:ldapclassattrs].split("\s*,\s*")
-        if Puppet[:ldapattrs] == "all"
-            # A nil value here causes all attributes to be returned.
-            search_attrs = nil
-        else
-            search_attrs = classattrs + Puppet[:ldapattrs].split("\s*,\s*")
-        end
-        pattr = nil
-        if pattr = Puppet[:ldapparentattr]
-            if pattr == ""
-                pattr = nil
-            else
-                search_attrs << pattr unless search_attrs.nil?
-            end
-        end
-
-        if filter =~ /%s/
-            filter = filter.gsub(/%s/, node)
-        end
-
-        parent = nil
-        classes = []
-        parameters = nil
-
-        found = false
-        count = 0
-
-        begin
-            # We're always doing a sub here; oh well.
-            ldap.search(Puppet[:ldapbase], 2, filter, search_attrs) do |entry|
-                found = true
-                if pattr
-                    if values = entry.vals(pattr)
-                        if values.length > 1
-                            raise Puppet::Error,
-                                "Node %s has more than one parent: %s" %
-                                [node, values.inspect]
-                        end
-                        unless values.empty?
-                            parent = values.shift
-                        end
-                    end
-                end
-
-                classattrs.each { |attr|
-                    if values = entry.vals(attr)
-                        values.each do |v| classes << v end
-                    end
-                }
-
-                parameters = entry.to_hash.inject({}) do |hash, ary|
-                    if ary[1].length == 1
-                        hash[ary[0]] = ary[1].shift
-                    else
-                        hash[ary[0]] = ary[1]
-                    end
-                    hash
-                end
-            end
-        rescue => detail
-            if count == 0
-                # Try reconnecting to ldap
-                @ldap = nil
-                retry
-            else
-                raise Puppet::Error, "LDAP Search failed: %s" % detail
-            end
-        end
-
-        classes.flatten!
-
-        if classes.empty?
-            classes = nil
-        end
-
-        if parent or classes or parameters
-            return parent, classes, parameters
-        else
-            return nil
-        end
-    end
-
-    # Look for our node in ldap.
-    def nodesearch(node)
-        unless ary = ldapsearch(node)
-            return nil
-        end
-        parent, classes, parameters = ary
-
-        while parent
-            parent, tmpclasses, tmpparams = ldapsearch(parent)
-            classes += tmpclasses if tmpclasses
-            tmpparams.each do |param, value|
-                # Specifically test for whether it's set, so false values are handled
-                # correctly.
-                parameters[param] = value unless parameters.include?(param)
-            end
-        end
-
-        return newnode(node, :classes => classes, :source => "ldap", :parameters => parameters)
-    end
-
-    private
-
-    # Create an ldap connection.
-    def ldap
-        unless defined? @ldap and @ldap
-            unless Puppet.features.ldap?
-                raise Puppet::Error, "Could not set up LDAP Connection: Missing ruby/ldap libraries"
-            end
-            begin
-                if Puppet[:ldapssl]
-                    @ldap = LDAP::SSLConn.new(Puppet[:ldapserver], Puppet[:ldapport])
-                elsif Puppet[:ldaptls]
-                    @ldap = LDAP::SSLConn.new(
-                        Puppet[:ldapserver], Puppet[:ldapport], true
-                    )
-                else
-                    @ldap = LDAP::Conn.new(Puppet[:ldapserver], Puppet[:ldapport])
-                end
-                @ldap.set_option(LDAP::LDAP_OPT_PROTOCOL_VERSION, 3)
-                @ldap.set_option(LDAP::LDAP_OPT_REFERRALS, LDAP::LDAP_OPT_ON)
-                @ldap.simple_bind(Puppet[:ldapuser], Puppet[:ldappassword])
-            rescue => detail
-                raise Puppet::Error, "Could not connect to LDAP: %s" % detail
-            end
-        end
-
-        return @ldap
-    end
-end
diff --git a/lib/puppet/node_source/none.rb b/lib/puppet/node_source/none.rb
deleted file mode 100644
index ce188add5..000000000
--- a/lib/puppet/node_source/none.rb
+++ /dev/null
@@ -1,10 +0,0 @@
-Puppet::Network::Handler::Node.newnode_source(:none, :fact_merge => true) do
-    desc "Always return an empty node object.  This is the node source you should
-        use when you don't have some other, functional source you want to use,
-        as the compiler will not work without this node information."
-
-    # Just return an empty node.
-    def nodesearch(name)
-        newnode(name)
-    end
-end
-- 
cgit 


From 2e3306143b1f58765f48911ba433a119de323b84 Mon Sep 17 00:00:00 2001
From: Luke Kanies <luke@madstop.com>
Date: Mon, 24 Sep 2007 15:58:44 -0500
Subject: I changed the Terminus class to switch camelcase to
 underscore-separated words, e.g., FactStore becomes fact_store.

---
 lib/puppet/indirector/terminus.rb |  6 ++++--
 spec/unit/indirector/terminus.rb  | 30 +++++++++++++++++++++---------
 spec/unit/indirector/yaml.rb      |  6 +++---
 3 files changed, 28 insertions(+), 14 deletions(-)

diff --git a/lib/puppet/indirector/terminus.rb b/lib/puppet/indirector/terminus.rb
index bcff08d79..3e0ea447c 100644
--- a/lib/puppet/indirector/terminus.rb
+++ b/lib/puppet/indirector/terminus.rb
@@ -26,7 +26,7 @@ class Puppet::Indirector::Terminus
             elsif ind = Puppet::Indirector::Indirection.instance(name)
                 @indirection = ind
             else
-                raise ArgumentError, "Could not find indirection instance %s" % name
+                raise ArgumentError, "Could not find indirection instance %s for %s" % [name, self.name]
             end
         end
 
@@ -39,7 +39,9 @@ class Puppet::Indirector::Terminus
                 raise ArgumentError, "Terminus subclasses must have associated constants"
             end
             names = longname.split("::")
-            name = names.pop.downcase.intern
+
+            # Convert everything to a lower-case symbol, converting camelcase to underscore word separation.
+            name = names.pop.sub(/^[A-Z]/) { |i| i.downcase }.gsub(/[A-Z]/) { |i| "_" + i.downcase }.intern
 
             subclass.name = name
 
diff --git a/spec/unit/indirector/terminus.rb b/spec/unit/indirector/terminus.rb
index dc86cf315..44180cf4b 100755
--- a/spec/unit/indirector/terminus.rb
+++ b/spec/unit/indirector/terminus.rb
@@ -6,8 +6,8 @@ describe Puppet::Indirector::Terminus do
     before do
         Puppet::Indirector::Terminus.stubs(:register_terminus_class)
 
-        @indirection = stub 'indirection', :name => :mystuff, :register_terminus_type => nil
-        Puppet::Indirector::Indirection.stubs(:instance).with(:mystuff).returns(@indirection)
+        @indirection = stub 'indirection', :name => :my_stuff, :register_terminus_type => nil
+        Puppet::Indirector::Indirection.stubs(:instance).with(:my_stuff).returns(@indirection)
         @abstract_terminus = Class.new(Puppet::Indirector::Terminus) do
             def self.to_s
                 "Abstract"
@@ -91,7 +91,7 @@ describe Puppet::Indirector::Terminus, " when managing terminus classes" do
     end
 
     it "should fail when no indirection can be found" do
-        Puppet::Indirector::Indirection.expects(:instance).with(:myindirection).returns(nil)
+        Puppet::Indirector::Indirection.expects(:instance).with(:my_indirection).returns(nil)
 
         @abstract_terminus = Class.new(Puppet::Indirector::Terminus) do
             def self.to_s
@@ -109,10 +109,10 @@ describe Puppet::Indirector::Terminus, " when managing terminus classes" do
 
     it "should register the terminus class with the terminus base class" do
         Puppet::Indirector::Terminus.expects(:register_terminus_class).with do |type|
-            type.terminus_type == :abstract and type.name == :myindirection
+            type.terminus_type == :abstract and type.name == :my_indirection
         end
         @indirection = stub 'indirection', :name => :myind, :register_terminus_type => nil
-        Puppet::Indirector::Indirection.expects(:instance).with(:myindirection).returns(@indirection)
+        Puppet::Indirector::Indirection.expects(:instance).with(:my_indirection).returns(@indirection)
 
         @abstract_terminus = Class.new(Puppet::Indirector::Terminus) do
             def self.to_s
@@ -128,6 +128,18 @@ describe Puppet::Indirector::Terminus, " when managing terminus classes" do
     end
 end
 
+describe Puppet::Indirector::Terminus, " when converting class constants to indirection names" do
+    it "should convert camel case to lower case with underscores as word separators" do
+        subclass = mock 'subclass'
+        subclass.stubs(:to_s).returns("OneTwo")
+        subclass.stubs(:mark_as_abstract_terminus)
+
+        subclass.expects(:name=).with(:one_two)
+
+        Puppet::Indirector::Terminus.inherited(subclass)
+    end
+end
+
 describe Puppet::Indirector::Terminus, " when creating terminus class types" do
     before do
         Puppet::Indirector::Terminus.stubs(:register_terminus_class)
@@ -139,7 +151,7 @@ describe Puppet::Indirector::Terminus, " when creating terminus class types" do
     end
 
     it "should set the name of the abstract subclass to be its class constant" do
-        @subclass.name.should equal(:mytermtype)
+        @subclass.name.should equal(:my_term_type)
     end
 
     it "should mark abstract terminus types as such" do
@@ -156,7 +168,7 @@ describe Puppet::Indirector::Terminus, " when creating terminus classes" do
         Puppet::Indirector::Terminus.stubs(:register_terminus_class)
 
         @indirection = stub 'indirection', :name => :myind, :register_terminus_type => nil
-        Puppet::Indirector::Indirection.expects(:instance).with(:myindirection).returns(@indirection)
+        Puppet::Indirector::Indirection.expects(:instance).with(:my_indirection).returns(@indirection)
 
         @abstract_terminus = Class.new(Puppet::Indirector::Terminus) do
             def self.to_s
@@ -179,7 +191,7 @@ describe Puppet::Indirector::Terminus, " when creating terminus classes" do
     end
 
     it "should set the subclass's name to the indirection name" do
-        @terminus.name.should == :myindirection
+        @terminus.name.should == :my_indirection
     end
 
     it "should set the subclass's model to the indirection model" do
@@ -192,7 +204,7 @@ describe Puppet::Indirector::Terminus, " when a terminus instance" do
     before do
         Puppet::Indirector::Terminus.stubs(:register_terminus_class)
         @indirection = stub 'indirection', :name => :myyaml, :register_terminus_type => nil
-        Puppet::Indirector::Indirection.stubs(:instance).with(:mystuff).returns(@indirection)
+        Puppet::Indirector::Indirection.stubs(:instance).with(:my_stuff).returns(@indirection)
         @abstract_terminus = Class.new(Puppet::Indirector::Terminus) do
             def self.to_s
                 "Abstract"
diff --git a/spec/unit/indirector/yaml.rb b/spec/unit/indirector/yaml.rb
index 9e1d65e49..453b703a1 100755
--- a/spec/unit/indirector/yaml.rb
+++ b/spec/unit/indirector/yaml.rb
@@ -6,8 +6,8 @@ require 'puppet/indirector/yaml'
 
 module YamlTesting
     def setup
-        @indirection = stub 'indirection', :name => :myyaml, :register_terminus_type => nil
-        Puppet::Indirector::Indirection.stubs(:instance).with(:myyaml).returns(@indirection)
+        @indirection = stub 'indirection', :name => :my_yaml, :register_terminus_type => nil
+        Puppet::Indirector::Indirection.stubs(:instance).with(:my_yaml).returns(@indirection)
         @store_class = Class.new(Puppet::Indirector::Yaml) do
             def self.to_s
                 "MyYaml"
@@ -33,7 +33,7 @@ describe Puppet::Indirector::Yaml, " when choosing file location" do
     end
 
     it "should use the terminus name for choosing the subdirectory" do
-        @store.send(:path, :me).should =~ %r{^#{@dir}/myyaml}
+        @store.send(:path, :me).should =~ %r{^#{@dir}/my_yaml}
     end
 
     it "should use the object's name to determine the file name" do
-- 
cgit 


From 938b91894d09ea804d2fc9eaac57b52f46de793a Mon Sep 17 00:00:00 2001
From: Luke Kanies <luke@madstop.com>
Date: Tue, 25 Sep 2007 15:52:26 -0500
Subject: Adding cache support to indirection.  If you have a
 '<indirection>_cache' setting, then the indirection will use the value there
 as the name of the cache.

---
 lib/puppet/indirector/indirection.rb |  32 +++++++-
 spec/unit/indirector/indirection.rb  | 145 +++++++++++++++++++++++++++++------
 2 files changed, 153 insertions(+), 24 deletions(-)

diff --git a/lib/puppet/indirector/indirection.rb b/lib/puppet/indirector/indirection.rb
index 8afe0012d..9cc116e40 100644
--- a/lib/puppet/indirector/indirection.rb
+++ b/lib/puppet/indirector/indirection.rb
@@ -15,9 +15,36 @@ class Puppet::Indirector::Indirection
     
     attr_accessor :name, :model
 
-    # Clear our cached list of termini.
+    # Create and return our cache terminus.
+    def cache
+        terminus(cache_name)
+    end
+
+    # Should we use a cache?
+    def cache?
+        cache_name ? true : false
+    end
+
+    # Figure out the cache name, if there is one.  If there's no name, then
+    # caching is disabled.
+    def cache_name
+        unless @cache_name
+            setting_name = "%s_cache" % self.name
+            if ! Puppet.settings.valid?(setting_name) or (value = Puppet.settings[setting_name] and value == "none")
+                @cache_name = nil
+            else
+                @cache_name = value
+                @cache_name = @cache_name.intern if @cache_name.is_a?(String)
+            end
+        end
+        @cache_name
+    end
+
+    # Clear our cached list of termini, and reset the cache name
+    # so it's looked up again.
     # This is only used for testing.
     def clear_cache
+        @cache_name = nil
         @termini.clear
     end
 
@@ -38,6 +65,7 @@ class Puppet::Indirector::Indirection
         end
         @termini = {}
         @terminus_types = {}
+        @cache_name = nil
         raise(ArgumentError, "Indirection %s is already defined" % @name) if @@indirections.find { |i| i.name == @name }
         @@indirections << self
     end
@@ -66,6 +94,7 @@ class Puppet::Indirector::Indirection
     end
 
     def destroy(*args)
+        cache.destroy(*args) if cache?
         terminus.destroy(*args)
     end
 
@@ -75,6 +104,7 @@ class Puppet::Indirector::Indirection
 
     # these become instance methods 
     def save(*args)
+        cache.save(*args) if cache?
         terminus.save(*args)
     end
 
diff --git a/spec/unit/indirector/indirection.rb b/spec/unit/indirector/indirection.rb
index 326b6b470..41f50522f 100755
--- a/spec/unit/indirector/indirection.rb
+++ b/spec/unit/indirector/indirection.rb
@@ -4,6 +4,39 @@ require File.dirname(__FILE__) + '/../../spec_helper'
 
 require 'puppet/indirector'
 
+describe Puppet::Indirector::Indirection do
+    before do
+        @indirection = Puppet::Indirector::Indirection.new(mock('model'), :test)
+        @terminus = mock 'terminus'
+        @indirection.stubs(:terminus).returns(@terminus)
+    end
+  
+    it "should handle lookups of a model instance by letting the appropriate terminus perform the lookup" do
+        @terminus.expects(:find).with(:mything).returns(:whev)
+        @indirection.find(:mything).should == :whev
+    end
+
+    it "should handle removing model instances from a terminus letting the appropriate terminus remove the instance" do
+        @terminus.expects(:destroy).with(:mything).returns(:whev)
+        @indirection.destroy(:mything).should == :whev
+    end
+  
+    it "should handle searching for model instances by letting the appropriate terminus find the matching instances" do
+        @terminus.expects(:search).with(:mything).returns(:whev)
+        @indirection.search(:mything).should == :whev
+    end
+  
+    it "should handle storing a model instance by letting the appropriate terminus store the instance" do
+        @terminus.expects(:save).with(:mything).returns(:whev)
+        @indirection.save(:mything).should == :whev
+    end
+
+    after do
+        @indirection.delete
+        Puppet::Indirector::Indirection.clear_cache
+    end
+end
+
 describe Puppet::Indirector::Indirection, " when initializing" do
     it "should keep a reference to the indirecting model" do
         model = mock 'model'
@@ -126,32 +159,98 @@ describe Puppet::Indirector::Indirection, " when managing terminus instances" do
     end
 end
 
-describe Puppet::Indirector::Indirection do
-  before do
+describe Puppet::Indirector::Indirection, " when deciding whether to cache" do
+    before do
         @indirection = Puppet::Indirector::Indirection.new(mock('model'), :test)
         @terminus = mock 'terminus'
         @indirection.stubs(:terminus).returns(@terminus)
-  end
-  
-  it "should handle lookups of a model instance by letting the appropriate terminus perform the lookup" do
-      @terminus.expects(:find).with(:mything).returns(:whev)
-      @indirection.find(:mything).should == :whev
-  end
-
-  it "should handle removing model instances from a terminus letting the appropriate terminus remove the instance" do
-      @terminus.expects(:destroy).with(:mything).returns(:whev)
-      @indirection.destroy(:mything).should == :whev
-  end
-  
-  it "should handle searching for model instances by letting the appropriate terminus find the matching instances" do
-      @terminus.expects(:search).with(:mything).returns(:whev)
-      @indirection.search(:mything).should == :whev
-  end
-  
-  it "should handle storing a model instance by letting the appropriate terminus store the instance" do
-      @terminus.expects(:save).with(:mything).returns(:whev)
-      @indirection.save(:mything).should == :whev
-  end
+    end
+
+    it "should not use a cache if there no cache setting" do
+        Puppet.settings.expects(:valid?).with("test_cache").returns(false)
+        @indirection.expects(:cache).never
+        @terminus.stubs(:save)
+        @indirection.save(:whev)
+    end
+
+    it "should not use a cache if the cache setting is set to 'none'" do
+        Puppet.settings.expects(:valid?).with("test_cache").returns(true)
+        Puppet.settings.expects(:value).with("test_cache").returns("none")
+        @indirection.expects(:cache).never
+        @terminus.stubs(:save)
+        @indirection.save(:whev)
+    end
+
+    it "should use a cache if there is a related cache setting and it is not set to 'none'" do
+        Puppet.settings.expects(:valid?).with("test_cache").returns(true)
+        Puppet.settings.expects(:value).with("test_cache").returns("something")
+        cache = mock 'cache'
+        cache.expects(:save).with(:whev)
+        @indirection.expects(:cache).returns(cache)
+        @terminus.stubs(:save)
+        @indirection.save(:whev)
+    end
+
+    after do
+        @indirection.delete
+        Puppet::Indirector::Indirection.clear_cache
+    end
+end
+
+describe Puppet::Indirector::Indirection, " when using a cache" do
+    before do
+        Puppet.settings.stubs(:valid?).returns(true)
+        Puppet.settings.stubs(:value).with("test_terminus").returns("test_terminus")
+        @terminus_class = mock 'terminus_class'
+        @terminus = mock 'terminus'
+        @terminus_class.stubs(:new).returns(@terminus)
+        @cache = mock 'cache'
+        @cache_class = mock 'cache_class'
+        Puppet::Indirector::Terminus.stubs(:terminus_class).with(:cache_terminus, :test).returns(@cache_class)
+        Puppet::Indirector::Terminus.stubs(:terminus_class).with(:test_terminus, :test).returns(@terminus_class)
+        @indirection = Puppet::Indirector::Indirection.new(mock('model'), :test)
+    end
+
+    it "should copy all writing indirection calls to the cache terminus" do
+        @cache_class.expects(:new).returns(@cache)
+        Puppet.settings.stubs(:value).with("test_cache").returns("cache_terminus")
+        @cache.expects(:save).with(:whev)
+        @terminus.stubs(:save)
+        @indirection.save(:whev)
+    end
+
+    it "should not create a cache terminus at initialization" do
+        # This is weird, because all of the code is in the setup.  If we got
+        # new() called on the cache class, we'd get an exception here.
+    end
+
+    it "should reuse the cache terminus" do
+        @cache_class.expects(:new).returns(@cache)
+        Puppet.settings.stubs(:value).with("test_cache").returns("cache_terminus")
+        @indirection.cache.should equal(@cache)
+        @indirection.cache.should equal(@cache)
+    end
+
+    it "should remove the cache terminus when all other terminus instances are cleared" do
+        cache2 = mock 'cache2'
+        @cache_class.stubs(:new).returns(@cache, cache2)
+        Puppet.settings.stubs(:value).with("test_cache").returns("cache_terminus")
+        @indirection.cache.should equal(@cache)
+        @indirection.clear_cache
+        @indirection.cache.should equal(cache2)
+    end
+
+    it "should look up the cache name when recreating the cache terminus after terminus instances have been cleared" do
+        cache_class2 = mock 'cache_class2'
+        cache2 = mock 'cache2'
+        cache_class2.expects(:new).returns(cache2)
+        @cache_class.expects(:new).returns(@cache)
+        Puppet::Indirector::Terminus.stubs(:terminus_class).with(:other_cache, :test).returns(cache_class2)
+        Puppet.settings.stubs(:value).with("test_cache").returns("cache_terminus", "other_cache")
+        @indirection.cache.should equal(@cache)
+        @indirection.clear_cache
+        @indirection.cache.should equal(cache2)
+    end
 
     after do
         @indirection.delete
-- 
cgit 


From fa643e61c7451c2c46623d2c801a42c6c7640e1e Mon Sep 17 00:00:00 2001
From: Luke Kanies <luke@madstop.com>
Date: Tue, 25 Sep 2007 16:01:07 -0500
Subject: Adding more indirection termini, mostly focused on caching
 information in yaml.

---
 lib/puppet/indirector/code/facts.rb         | 21 +++++++++
 lib/puppet/indirector/yaml/configuration.rb |  5 +++
 lib/puppet/indirector/yaml/node.rb          |  5 +++
 spec/unit/indirector/code/facts.rb          | 70 +++++++++++++++++++++++++++++
 spec/unit/indirector/yaml/configuration.rb  | 25 +++++++++++
 spec/unit/indirector/yaml/node.rb           | 25 +++++++++++
 6 files changed, 151 insertions(+)
 create mode 100644 lib/puppet/indirector/code/facts.rb
 create mode 100644 lib/puppet/indirector/yaml/configuration.rb
 create mode 100644 lib/puppet/indirector/yaml/node.rb
 create mode 100755 spec/unit/indirector/code/facts.rb
 create mode 100755 spec/unit/indirector/yaml/configuration.rb
 create mode 100755 spec/unit/indirector/yaml/node.rb

diff --git a/lib/puppet/indirector/code/facts.rb b/lib/puppet/indirector/code/facts.rb
new file mode 100644
index 000000000..b64e9854e
--- /dev/null
+++ b/lib/puppet/indirector/code/facts.rb
@@ -0,0 +1,21 @@
+require 'puppet/node/facts'
+require 'puppet/indirector/code'
+
+class Puppet::Indirector::Code::Facts < Puppet::Indirector::Code
+    desc "Retrieve facts from Facter.  This provides a somewhat abstract interface
+        between Puppet and Facter.  It's only 'somewhat' abstract because it always
+        returns the local host's facts, regardless of what you attempt to find."
+
+    def destroy(facts)
+        raise Puppet::DevError, "You cannot destroy facts in the code store; it is only used for getting facts from Facter"
+    end
+
+    # Look a host's facts up in Facter.
+    def find(key)
+        Puppet::Node::Facts.new(key, Facter.to_hash)
+    end
+
+    def save(facts)
+        raise Puppet::DevError, "You cannot save facts to the code store; it is only used for getting facts from Facter"
+    end
+end
diff --git a/lib/puppet/indirector/yaml/configuration.rb b/lib/puppet/indirector/yaml/configuration.rb
new file mode 100644
index 000000000..691f0e343
--- /dev/null
+++ b/lib/puppet/indirector/yaml/configuration.rb
@@ -0,0 +1,5 @@
+require 'puppet/indirector/yaml'
+
+class Puppet::Indirector::Yaml::Configuration < Puppet::Indirector::Yaml
+    desc "Store configurations as flat files, serialized using YAML."
+end
diff --git a/lib/puppet/indirector/yaml/node.rb b/lib/puppet/indirector/yaml/node.rb
new file mode 100644
index 000000000..62fef58ac
--- /dev/null
+++ b/lib/puppet/indirector/yaml/node.rb
@@ -0,0 +1,5 @@
+require 'puppet/indirector/yaml'
+
+class Puppet::Indirector::Yaml::Node < Puppet::Indirector::Yaml
+    desc "Store node information as flat files, serialized using YAML."
+end
diff --git a/spec/unit/indirector/code/facts.rb b/spec/unit/indirector/code/facts.rb
new file mode 100755
index 000000000..9b645617f
--- /dev/null
+++ b/spec/unit/indirector/code/facts.rb
@@ -0,0 +1,70 @@
+#!/usr/bin/env ruby
+#
+#  Created by Luke Kanies on 2007-9-23.
+#  Copyright (c) 2007. All rights reserved.
+
+require File.dirname(__FILE__) + '/../../../spec_helper'
+
+require 'puppet/indirector/code/facts'
+
+describe Puppet::Indirector::Code::Facts do
+    it "should be a subclass of the Code terminus" do
+        Puppet::Indirector::Code::Facts.superclass.should equal(Puppet::Indirector::Code)
+    end
+
+    it "should have documentation" do
+        Puppet::Indirector::Code::Facts.doc.should_not be_nil
+    end
+
+    it "should be registered with the configuration store indirection" do
+        indirection = Puppet::Indirector::Indirection.instance(:facts)
+        Puppet::Indirector::Code::Facts.indirection.should equal(indirection)
+    end
+
+    it "should have its name set to :facts" do
+        Puppet::Indirector::Code::Facts.name.should == :facts
+    end
+end
+
+module TestingCodeFacts
+    def setup
+        @facter = Puppet::Indirector::Code::Facts.new
+        Facter.stubs(:to_hash).returns({})
+        @name = "me"
+        @facts = @facter.find(@name)
+    end
+end
+
+describe Puppet::Indirector::Code::Facts, " when finding facts" do
+    include TestingCodeFacts
+
+    it "should return a Facts instance" do
+        @facts.should be_instance_of(Puppet::Node::Facts)
+    end
+
+    it "should return a Facts instance with the provided key as the name" do
+        @facts.name.should == @name
+    end
+
+    it "should return the Facter facts as the values in the Facts instance" do
+        Facter.expects(:to_hash).returns("one" => "two")
+        facts = @facter.find(@name)
+        facts.values["one"].should == "two"
+    end
+end
+
+describe Puppet::Indirector::Code::Facts, " when saving facts" do
+    include TestingCodeFacts
+
+    it "should fail" do
+        proc { @facter.save(@facts) }.should raise_error(Puppet::DevError)
+    end
+end
+
+describe Puppet::Indirector::Code::Facts, " when destroying facts" do
+    include TestingCodeFacts
+
+    it "should fail" do
+        proc { @facter.destroy(@facts) }.should raise_error(Puppet::DevError)
+    end
+end
diff --git a/spec/unit/indirector/yaml/configuration.rb b/spec/unit/indirector/yaml/configuration.rb
new file mode 100755
index 000000000..3f0bc6f30
--- /dev/null
+++ b/spec/unit/indirector/yaml/configuration.rb
@@ -0,0 +1,25 @@
+#!/usr/bin/env ruby
+
+require File.dirname(__FILE__) + '/../../../spec_helper'
+
+require 'puppet/node/configuration'
+require 'puppet/indirector/yaml/configuration'
+
+describe Puppet::Indirector::Yaml::Configuration do
+    it "should be a subclass of the Yaml terminus" do
+        Puppet::Indirector::Yaml::Configuration.superclass.should equal(Puppet::Indirector::Yaml)
+    end
+
+    it "should have documentation" do
+        Puppet::Indirector::Yaml::Configuration.doc.should_not be_nil
+    end
+
+    it "should be registered with the configuration store indirection" do
+        indirection = Puppet::Indirector::Indirection.instance(:configuration)
+        Puppet::Indirector::Yaml::Configuration.indirection.should equal(indirection)
+    end
+
+    it "should have its name set to :configuration" do
+        Puppet::Indirector::Yaml::Configuration.name.should == :configuration
+    end
+end
diff --git a/spec/unit/indirector/yaml/node.rb b/spec/unit/indirector/yaml/node.rb
new file mode 100755
index 000000000..a14171b05
--- /dev/null
+++ b/spec/unit/indirector/yaml/node.rb
@@ -0,0 +1,25 @@
+#!/usr/bin/env ruby
+
+require File.dirname(__FILE__) + '/../../../spec_helper'
+
+require 'puppet/node'
+require 'puppet/indirector/yaml/node'
+
+describe Puppet::Indirector::Yaml::Node do
+    it "should be a subclass of the Yaml terminus" do
+        Puppet::Indirector::Yaml::Node.superclass.should equal(Puppet::Indirector::Yaml)
+    end
+
+    it "should have documentation" do
+        Puppet::Indirector::Yaml::Node.doc.should_not be_nil
+    end
+
+    it "should be registered with the configuration store indirection" do
+        indirection = Puppet::Indirector::Indirection.instance(:node)
+        Puppet::Indirector::Yaml::Node.indirection.should equal(indirection)
+    end
+
+    it "should have its name set to :node" do
+        Puppet::Indirector::Yaml::Node.name.should == :node
+    end
+end
-- 
cgit