Add plugin for partitioning

1 files changed, 63 insertions, 0 deletions

diff --git a/vmdb/plugins/partition_plugin.py b/vmdb/plugins/partition_plugin.py
new file mode 100644
index 0000000..cb0833e
--- /dev/null
+++ b/vmdb/plugins/partition_plugin.py
@@ -0,0 +1,63 @@
+# Copyright 2017  Lars Wirzenius
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# =*= License: GPL-3+ =*=
+
+
+
+import logging
+import sys
+
+import cliapp
+
+import vmdb
+
+
+class PartitionPlugin(cliapp.Plugin):
+
+    def enable(self):
+        self.app.step_runners.add(MklabelStepRunner())
+        self.app.step_runners.add(MkpartStepRunner())
+        
+
+class MklabelStepRunner(vmdb.StepRunnerInterface):
+
+    def get_required_keys(self):
+        return ['mklabel']
+
+    def run(self, step_spec, settings, state):
+        label_type = step_spec['mklabel']
+        device = step_spec['device']
+        sys.stdout.write(
+            'Creating partition table ({}) on {}\n'.format(label_type, device))
+        cliapp.runcmd(['parted', device, 'mklabel', label_type], stderr=None)
+        state.parts = []
+
+
+class MkpartStepRunner(vmdb.StepRunnerInterface):
+
+    def get_required_keys(self):
+        return ['mkpart']
+
+    def run(self, step_spec, settings, state):
+        part_type = step_spec['mkpart']
+        device = step_spec['device']
+        start = step_spec['start']
+        end = step_spec['end']
+
+        sys.stdout.write(
+            'Creating partition ({}) on {} ({} to {})\n'.format(
+                part_type, device, start, end))
+        cliapp.runcmd(['parted', '-s', device, 'mkpart', part_type, start, end])