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authorzsdc <taras@sentrium.io>2019-10-08 19:49:36 +0300
committerzsdc <taras@sentrium.io>2019-10-08 19:49:36 +0300
commit1582681f7ab7a8fc58eb9e6fc508f7c69a5120df (patch)
tree309885711aae04943f2212fa2704393dece6bfa5 /src/migration-scripts
parent21fe962befb2ebd1625eb7a6c28cb3e9005fe37e (diff)
downloadvyos-1x-1582681f7ab7a8fc58eb9e6fc508f7c69a5120df.tar.gz
vyos-1x-1582681f7ab7a8fc58eb9e6fc508f7c69a5120df.zip
[BGP] T1490: Added migration for obsoleted 'bgp scan-time' parameter
Diffstat (limited to 'src/migration-scripts')
-rw-r--r--src/migration-scripts/quagga/3-to-463
1 files changed, 63 insertions, 0 deletions
diff --git a/src/migration-scripts/quagga/3-to-4 b/src/migration-scripts/quagga/3-to-4
new file mode 100644
index 000000000..f8c87ce8c
--- /dev/null
+++ b/src/migration-scripts/quagga/3-to-4
@@ -0,0 +1,63 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2019 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# 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/>.
+#
+#
+
+import sys
+
+from vyos.configtree import ConfigTree
+
+
+if (len(sys.argv) < 1):
+ print("Must specify file name!")
+ sys.exit(1)
+
+file_name = sys.argv[1]
+
+with open(file_name, 'r') as f:
+ config_file = f.read()
+
+config = ConfigTree(config_file)
+
+if not config.exists(['protocols', 'bgp']):
+ # Nothing to do
+ sys.exit(0)
+else:
+ # Check if BGP is actually configured and obtain the ASN
+ asn_list = config.list_nodes(['protocols', 'bgp'])
+ if asn_list:
+ # There's always just one BGP node, if any
+ asn = asn_list[0]
+ else:
+ # There's actually no BGP, just its empty shell
+ sys.exit(0)
+
+ # Check if BGP scan-time parameter exist
+ scan_time_param = ['protocols', 'bgp', asn, 'parameters', 'scan-time']
+ if config.exists(scan_time_param):
+ # Delete BGP scan-time parameter
+ config.delete(scan_time_param)
+ else:
+ # Do nothing
+ sys.exit(0)
+
+ # Save a new configuration file
+ try:
+ with open(file_name, 'w') as f:
+ f.write(config.to_string())
+ except OSError as e:
+ print("Failed to save the modified config: {}".format(e))
+ sys.exit(1)