use jinja expansions for macro rpms

Author: xsuchy

mock/etc/mock/site-defaults.cfg

@@ -304,9 +304,9 @@
 # config_opts['plugin_conf']['sign_enable'] = False
 # config_opts['plugin_conf']['sign_opts'] = {}
 # config_opts['plugin_conf']['sign_opts']['cmd'] = 'rpmsign'
-# The options to pass to the signing command. %(rpms)s will be expanded to
+# The options to pass to the signing command. {{rpms}} will be expanded to
 # the rpms in the results folder.
-# config_opts['plugin_conf']['sign_opts']['opts'] = '--addsign %(rpms)s -D "%%_gpg_name your_name" -D "%%_gpg_path /home/your_name/.gnupg"'
+# config_opts['plugin_conf']['sign_opts']['opts'] = '--addsign {{rpms}} -D "%%_gpg_name your_name" -D "%%_gpg_path /home/your_name/.gnupg"'
 
 #############################################################################
 #

mock/py/mockbuild/plugins/sign.py

@@ -36,8 +36,9 @@ def sign_results(self):
             rpms = [os.path.join(self.buildroot.resultdir, rpm) for rpm in self.buildroot.final_rpm_list]
             if rpms:
                 getLog().info("Signing %s", ', '.join(rpms))
-                opts = self.conf['opts'] % {'rpms': ' '.join(rpms), 'resultdir': self.buildroot.resultdir}
-                cmd = "{0} {1}".format(self.conf['cmd'], opts)
+                self.conf['rpms'] = ' '.join(rpms)
+                cmd = "{0} {1}".format(self.conf['cmd'], self.conf['opts'])
+                del self.conf['rpms']
                 getLog().info("Executing %s", cmd)
                 with self.buildroot.uid_manager:
                     subprocess.call(cmd, shell=True, env=os.environ)

mock/py/mockbuild/util.py

@@ -1047,7 +1047,7 @@ def setup_default_config_opts(unprivUid, version, pkgpythondir):
         'sign_enable': False,
         'sign_opts': {
             'cmd': 'rpmsign',
-            'opts': '--addsign %(rpms)s',
+            'opts': '--addsign {{rpms}}',
         },
         'hw_info_enable': True,
         'hw_info_opts': {