Added ISO kickstart templating

Makefile

@@ -13,6 +13,7 @@ help:
 	@echo '  MIRROR_SRC:       $(MIRROR_SRC)'
 	@echo '  ISO_DIR/ISO_NAME: $(ISO_PATH)'
 	@echo '  ENV_NAME:         $(ENV_NAME)'
+	@echo '  KSYAML:           $(KSYAML)'
 	@echo
 	@echo 'Available targets:'
 	@echo '  all  - build product'

config.mk

@@ -92,3 +92,7 @@ MIRROR_SRC?=internet
 
 # INTEGRATION TEST CONFIG
 NOFORWARD:=1
+
+# Path to yaml configuration file to build ISO ks.cfg
+KSYAML?=$(SOURCE_DIR)/iso/ks.yaml
+

iso/ks.py

@@ -0,0 +1,59 @@
+import os
+import argparse
+import yaml
+
+from jinja2 import FileSystemLoader
+from jinja2 import Environment
+
+
+class KickstartFile(object):
+    def __init__(self, config_filename, template_filename):
+        with open(config_filename, "r") as f:
+            self.config = yaml.load(f.read())
+
+        self.env = Environment(
+            loader=FileSystemLoader(
+                os.path.dirname(os.path.abspath(template_filename))
+            )
+        )
+        self.template = self.env.get_template(
+            os.path.basename(os.path.abspath(template_filename))
+        )
+
+    def render(self):
+        return self.template.render(self.config)
+
+    def render2file(self, filename):
+        with open(filename, "w") as f:
+            f.write(self.render())
+
+if __name__ == "__main__":
+
+    description = """
+    This script builds kickstart file to using jinja2 template system.
+    """
+
+    parser = argparse.ArgumentParser(epilog=description)
+    parser.add_argument(
+        '-t', '--template', dest='template', action='store', type=str,
+        help='kickstart template file', required=True
+    )
+    parser.add_argument(
+        '-c', '--config', dest='config', action='store', type=str,
+        help='yaml config file', required=True
+    )
+    parser.add_argument(
+        '-o', '--output', dest='output', action='store', type=str,
+        help='where to output templating result', default='-'
+    )
+    params, other_params = parser.parse_known_args()
+
+    ks = KickstartFile(
+        config_filename=params.config,
+        template_filename=params.template
+    )
+
+    if params.output == '-':
+        print ks.render()
+    else:
+        ks.render2file(params.output)

iso/ks.template

@@ -1,7 +1,7 @@
 install
 text
 %include /tmp/source.ks
-reboot --eject
+{{reboot}}
 lang en_US.UTF-8
 keyboard us
 rootpw r00tme

iso/ks.yaml

@@ -0,0 +1 @@
+reboot: reboot --eject

iso/module.mk

@@ -56,7 +56,9 @@ $(BUILD_DIR)/iso/isoroot-files.done: \
 $(ISOROOT)/.discinfo: $(SOURCE_DIR)/iso/.discinfo ; $(ACTION.COPY)
 $(ISOROOT)/.treeinfo: $(SOURCE_DIR)/iso/.treeinfo ; $(ACTION.COPY)
 $(ISOROOT)/isolinux/isolinux.cfg: $(SOURCE_DIR)/iso/isolinux/isolinux.cfg ; $(ACTION.COPY)
-$(ISOROOT)/ks.cfg: $(SOURCE_DIR)/iso/ks.cfg ; $(ACTION.COPY)
+$(ISOROOT)/ks.cfg: $(call depv,KSYAML)
+$(ISOROOT)/ks.cfg: $(SOURCE_DIR)/iso/ks.template $(SOURCE_DIR)/iso/ks.py $(KSYAML)
+	python $(SOURCE_DIR)/iso/ks.py -t $(SOURCE_DIR)/iso/ks.template -c $(KSYAML) -o $@
 $(ISOROOT)/bootstrap_admin_node.sh: $(SOURCE_DIR)/iso/bootstrap_admin_node.sh ; $(ACTION.COPY)
 $(ISOROOT)/bootstrap_admin_node.conf: $(SOURCE_DIR)/iso/bootstrap_admin_node.conf ; $(ACTION.COPY)
 $(ISOROOT)/version.yaml: $(call depv,COMMIT_SHA)