Rename dns-list to dns-list-zones

dns-list-zones

@@ -0,0 +1,71 @@
+#!/usr/bin/env python3
+
+import argparse
+import dnsmgr
+import sys
+
+from json import dumps
+
+
+def main():
+    parser = argparse.ArgumentParser(
+        description='List DNS zones.',
+        formatter_class=lambda prog: argparse.HelpFormatter(
+            prog, max_help_position=45, width=140))
+    parser.add_argument('-a', '--all-zones', help='do not ignore zones that are not managed', action='store_true')
+    parser.add_argument('-c', '--config', help='path to config file', default=dnsmgr.DEFAULT_CFGFILE)
+
+    output = parser.add_mutually_exclusive_group()
+    output.add_argument('-j', '--json', help='print json format', action='store_true')
+    output.add_argument('-J', '--json-pretty', help='print pretty json format', action='store_true')
+    output.add_argument('-r', '--raw', help='print raw format', action='store_true')
+    args = parser.parse_args()
+
+    try:
+        manager = dnsmgr.DNSManager(cfgfile=args.config)
+    except RuntimeError as e:
+        dnsmgr.printe(f'config: {e}')
+        sys.exit(100)
+
+    try:
+        zones = manager.all_zones if args.all_zones else manager.zones
+    except RuntimeError as e:
+        dnsmgr.printe(e)
+        sys.exit(150)
+
+    zones.sort(key=lambda z: z.origin.to_text())
+
+    if args.raw:
+        for zone in zones:
+            name = zone.origin.to_text()
+            managed = zone.cfgfile is not None
+            print(f'{name}\t{zone.view}\t{zone.status}\t{managed}')
+    elif args.json or args.json_pretty:
+        json_output = [{
+            'zone': zone.origin.to_text(),
+            'view': zone.view,
+            'status': zone.status,
+            'managed': zone.cfgfile is not None} for zone in zones]
+        if args.json_pretty:
+            print(dumps(json_output, indent=2))
+        else:
+            print(dumps(json_output))
+
+    else:
+        field_names = ['Zone', 'View', 'Status']
+        if args.all_zones:
+            field_names.append('Managed')
+
+        rows = []
+        for zone in zones:
+            name = zone.origin.to_unicode(omit_final_dot=True)
+            row = [name, zone.view, zone.status]
+            if args.all_zones:
+                row.append(zone.cfgfile is not None)
+            rows.append(row)
+        print(dnsmgr.prettytable(field_names, rows))
+        print()
+
+
+if __name__ == '__main__':
+    main()