* add PackageHash tag to pisi-index that holds the binary

pisi package's sha1sum

pisi/index.py

@@ -129,6 +129,7 @@ class Index(XmlFile):
         package = Package(path, 'r')
         md = package.get_metadata()
         md.package.packageSize = os.path.getsize(path)
+        md.package.packageHash = util.sha1_file(path)
         if ctx.config.options and ctx.config.options.absolute_urls:
             md.package.packageURI = os.path.realpath(path)
         else:                           # create relative path by default

pisi/metadata.py

@@ -43,6 +43,7 @@ class Package(specfile.Package):
     t_Architecture = [ autoxml.String, autoxml.mandatory]
     t_InstalledSize = [ autoxml.Long, autoxml.mandatory]
     t_PackageSize = [ autoxml.Long, autoxml.optional]
+    t_PackageHash = [ autoxml.String, autoxml.optional, "SHA1Sum" ]
     t_PackageURI = [ autoxml.String, autoxml.optional]
     t_PackageFormat = [ autoxml.String, autoxml.optional]