Merge pull request #77 from arnoudj/hg_identity

Add user and ssh identity to the Mercurial provider.

1 files changed, 22 insertions, 10 deletions

diff --git a/lib/puppet/provider/vcsrepo/hg.rb b/lib/puppet/provider/vcsrepo/hg.rb
index 67a2a82..4886b7a 100644
--- a/lib/puppet/provider/vcsrepo/hg.rb
+++ b/lib/puppet/provider/vcsrepo/hg.rb
@@ -3,8 +3,9 @@ require File.join(File.dirname(__FILE__), '..', 'vcsrepo')
 Puppet::Type.type(:vcsrepo).provide(:hg, :parent => Puppet::Provider::Vcsrepo) do
   desc "Supports Mercurial repositories"
 
-  optional_commands   :hg => 'hg'
-  has_features :reference_tracking
+  optional_commands :hg => 'hg',
+                    :su => 'su'
+  has_features :reference_tracking, :ssh_identity, :user
 
   def create
     if !@resource.value(:source)
@@ -36,7 +37,7 @@ Puppet::Type.type(:vcsrepo).provide(:hg, :parent => Puppet::Provider::Vcsrepo) d
   def latest
     at_path do
       begin
-        hg('incoming', '--branch', '.', '--newest-first', '--limit', '1')[/^changeset:\s+(?:-?\d+):(\S+)/m, 1]
+        hg_wrapper('incoming', '--branch', '.', '--newest-first', '--limit', '1')[/^changeset:\s+(?:-?\d+):(\S+)/m, 1]
       rescue Puppet::ExecutionFailure
         # If there are no new changesets, return the current nodeid
         self.revision
@@ -46,11 +47,11 @@ Puppet::Type.type(:vcsrepo).provide(:hg, :parent => Puppet::Provider::Vcsrepo) d
 
   def revision
     at_path do
-      current = hg('parents')[/^changeset:\s+(?:-?\d+):(\S+)/m, 1]
+      current = hg_wrapper('parents')[/^changeset:\s+(?:-?\d+):(\S+)/m, 1]
       desired = @resource.value(:revision)
       if desired
         # Return the tag name if it maps to the current nodeid
-        mapped = hg('tags')[/^#{Regexp.quote(desired)}\s+\d+:(\S+)/m, 1]
+        mapped = hg_wrapper('tags')[/^#{Regexp.quote(desired)}\s+\d+:(\S+)/m, 1]
         if current == mapped
           desired
         else
@@ -65,15 +66,15 @@ Puppet::Type.type(:vcsrepo).provide(:hg, :parent => Puppet::Provider::Vcsrepo) d
   def revision=(desired)
     at_path do
       begin
-        hg('pull')
+        hg_wrapper('pull')
       rescue
       end
       begin
-        hg('merge')
+        hg_wrapper('merge')
       rescue Puppet::ExecutionFailure
         # If there's nothing to merge, just skip
       end
-      hg('update', '--clean', '-r', desired)
+      hg_wrapper('update', '--clean', '-r', desired)
     end
     update_owner
   end
@@ -81,7 +82,7 @@ Puppet::Type.type(:vcsrepo).provide(:hg, :parent => Puppet::Provider::Vcsrepo) d
   private
 
   def create_repository(path)
-    hg('init', path)
+    hg_wrapper('init', path)
   end
 
   def clone_repository(revision)
@@ -91,7 +92,7 @@ Puppet::Type.type(:vcsrepo).provide(:hg, :parent => Puppet::Provider::Vcsrepo) d
     end
     args.push(@resource.value(:source),
               @resource.value(:path))
-    hg(*args)
+    hg_wrapper(*args)
   end
 
   def update_owner
@@ -100,4 +101,15 @@ Puppet::Type.type(:vcsrepo).provide(:hg, :parent => Puppet::Provider::Vcsrepo) d
     end
   end
 
+  def hg_wrapper(*args)
+    if @resource.value(:identity)
+      args += ["--ssh", "ssh -oStrictHostKeyChecking=no -oPasswordAuthentication=no -oKbdInteractiveAuthentication=no -oChallengeResponseAuthentication=no -i #{@resource.value(:identity)}"]
+    end
+    if @resource.value(:user)
+      args.map! { |a| if a =~ /\s/ then "'#{a}'" else a end }  # Adds quotes to arguments with whitespaces.
+      su(@resource.value(:user), '-c', "hg #{args.join(' ')}")
+    else
+      hg(*args)
+    end
+  end
 end