Muehlenhoff has uploaded a new change for review.
https://gerrit.wikimedia.org/r/282362
Change subject: Port from optparse to argparse
......................................................................
Port from optparse to argparse
optparse is deprecated and argparse allows more flexible parsing of
positional args (which is needed for followup work).
Change-Id: I093e08854cb1b801f4808795cb518207817f50b6
---
M master/debdeploy
1 file changed, 50 insertions(+), 56 deletions(-)
git pull ssh://gerrit.wikimedia.org:29418/operations/debs/debdeploy
refs/changes/62/282362/1
diff --git a/master/debdeploy b/master/debdeploy
index ee13c59..46bd104 100755
--- a/master/debdeploy
+++ b/master/debdeploy
@@ -1,7 +1,7 @@
#! /usr/bin/python
# -*- coding: utf-8 -*-
-import sys, optparse, logging, os, datetime
+import sys, logging, os, datetime, argparse
if os.geteuid() != 0:
print "debdeploy needs to be run as root"
@@ -415,77 +415,71 @@
joblogdb = DebDeployJobLog("/var/lib/debdeploy/jobdb.sqlite")
#pkgdb = DebDeployPkgDB("/var/lib/debdeploy/pkgdb.sqlite")
-op = optparse.OptionParser()
-op.add_option("-u", "--update", action="store", type="string",
dest="updatefile", help="A YAML file containing the update specification (which
source package to update and the respective fixed versions")
-op.add_option("-s", "--servers", action="store", type="string",
dest="serverlist", help="The group of servers on which the update should be
applied")
-op.add_option("-j", "--jobid", action="store", type="string", dest="jobid",
help="Some commands (e.g. rollout require) require a specific job ID in case
multiple invocations of an update have been made")
-op.add_option("--host", action="store", type="string", dest="host", help="Some
commands (e.g. pkgdb-source) a specific hostname")
-op.add_option("--verbose", action="store_true", dest="verbose", help="Enable
verbose output, e.g. show full apt output in status-deploy and status-rollback")
-op.add_option("-p", "--program", action="append", type="string",
dest="program", help="The program(s) to restart on a server group")
+p = argparse.ArgumentParser(usage="debdeploy-master [options] command
<cmd-option>\n \
+ The following commands are supported: \n\n \
+ deploy : Install a software update, requires --update
and --servers \n \
+ status-deploy : Query the status of a software deployment,
requires --update and --servers\n \
+ restart : Restart a service on all servers of a server
group \n \
+ rollback : Rollback a software deployment\n \
+ status-rollback : Query the status of a software deployment
rollback\n \
+ list-server-groups : Display a list of all defined server groups.
If an update file is listed \n \
+ in addition, it shows whether an update has
been applied for that group. \n \
+ list-server-group-members : Show all servers represented by a server group
\n \
+ check-missing : Display a list of all servers which don't have
an update installed \n \
+ pkgdb-source : Re-read the package status of a given host
into the package database")
+p.add_argument("-u", "--update", action="store", type=str, dest="updatefile",
help="A YAML file containing the update specification (which source package to
update and the respective fixed versions")
+p.add_argument("-s", "--servers", action="store", type=str, dest="serverlist",
help="The group of servers on which the update should be applied")
+p.add_argument("-j", "--jobid", action="store", type=str, dest="jobid",
help="Some commands (e.g. rollout require) require a specific job ID in case
multiple invocations of an update have been made")
+p.add_argument("--host", action="store", type=str, dest="host", help="Some
commands (e.g. pkgdb-source) a specific hostname")
+p.add_argument("--verbose", action="store_true", dest="verbose", help="Enable
verbose output, e.g. show full apt output in status-deploy and status-rollback")
+p.add_argument("-p", "--program", action="append", type=str, dest="program",
help="The program(s) to restart on a server group")
-op.set_usage("debdeploy-master [options] command \n \
- The following commands are supported: \n\n \
- deploy : Install a software update, requires --update
and --servers \n \
- status-deploy : Query the status of a software deployment,
requires --update and --servers\n \
- restart : Restart a service on all servers of a server
group \n \
- rollback : Rollback a software deployment\n \
- status-rollback : Query the status of a software deployment
rollback\n \
- list-server-groups : Display a list of all defined server groups. If
an update file is listed \n \
- in addition, it shows whether an update has
been applied for that group. \n \
- list-server-group-members : Show all servers represented by a server group
\n \
- check-missing : Display a list of all servers which don't have
an update installed \n \
- pkgdb-source : Re-read the package status of a given host into
the package database")
+p.add_argument("command")
+p.add_argument("command-option", nargs="?", default="unset")
+args = p.parse_args()
-opt, args = op.parse_args()
+if args.command in ("deploy", "status-deploy", "rollback", "status-rollback",
"restart", "list-server-group-members"):
+ if not args.serverlist:
+ p.error("You need to provide a server list (-s)")
+ if args.serverlist not in conf.server_groups.keys():
+ p.error("Invalid server group. It needs to be defined in
/etc/debdeploy.conf")
-if len (args) == 0 or len (args) > 1:
- op.print_help()
- sys.exit(1)
+if args.command in ("deploy", "status-deploy", "rollback", "status-rollback"):
+ if not args.updatefile:
+ p.error("You need to provide an update file (-u)")
-command = args[0]
+if args.command in ("restart"):
+ if not args.program:
+ p.error("You need to provide a program to restart (-p)")
-if command in ("deploy", "status-deploy", "rollback", "status-rollback",
"restart", "list-server-group-members"):
- if not opt.serverlist:
- op.error("You need to provide a server list (-s)")
- if opt.serverlist not in conf.server_groups.keys():
- op.error("Invalid server group. It needs to be defined in
/etc/debdeploy.conf")
+if args.command in ("pkgdb-source"):
+ if not args.host:
+ p.error("You need to provide a hostname (-h)")
-if command in ("deploy", "status-deploy", "rollback", "status-rollback"):
- if not opt.updatefile:
- op.error("You need to provide an update file (-u)")
+if args.command == "deploy":
+ update = DebDeployUpdateSpec(args.updatefile, conf.supported_distros)
+ deploy_update(update.source, update.update_type,
conf.server_groups[args.serverlist], args.updatefile, args.serverlist)
-if command in ("restart"):
- if not opt.program:
- op.error("You need to provide a program to restart (-p)")
+elif args.command == "restart":
+ restart(conf.server_groups[args.serverlist], args.program)
-if command in ("pkgdb-source"):
- if not opt.host:
- op.error("You need to provide a hostname (-h)")
-
-if command == "deploy":
- update = DebDeployUpdateSpec(opt.updatefile, conf.supported_distros)
- deploy_update(update.source, update.update_type,
conf.server_groups[opt.serverlist], opt.updatefile, opt.serverlist)
-
-elif command == "restart":
- restart(conf.server_groups[opt.serverlist], opt.program)
-
-elif command == "status-deploy":
+elif args.command == "status-deploy":
display_status()
-elif command == "status-rollback":
+elif args.command == "status-rollback":
display_status(rollback_mode=True)
-elif command == "rollback":
- rollback(opt.serverlist, opt.updatefile)
+elif args.command == "rollback":
+ rollback(args.serverlist, args.updatefile)
-elif command == "list-server-group-members":
- list_server_group_members(opt.serverlist)
+elif args.command == "list-server-group-members":
+ list_server_group_members(args.serverlist)
-elif command == "list-server-groups":
- if opt.updatefile:
- list_server_groups(opt.updatefile)
+elif args.command == "list-server-groups":
+ if args.updatefile:
+ list_server_groups(args.updatefile)
else:
list_server_groups()
--
To view, visit https://gerrit.wikimedia.org/r/282362
To unsubscribe, visit https://gerrit.wikimedia.org/r/settings
Gerrit-MessageType: newchange
Gerrit-Change-Id: I093e08854cb1b801f4808795cb518207817f50b6
Gerrit-PatchSet: 1
Gerrit-Project: operations/debs/debdeploy
Gerrit-Branch: master
Gerrit-Owner: Muehlenhoff <[email protected]>
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