Add script for automatically cherry-picking commits for minor versions

fixes #11623

pick.py

@@ -0,0 +1,112 @@
+#!/usr/bin/env python
+# Icinga 2
+# Copyright (C) 2012-2016 Icinga Development Team (https://www.icinga.org/)
+#
+# 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 2
+# 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, write to the Free Software Foundation
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
+
+import urllib2, json, sys, string, subprocess, re, os
+from argparse import ArgumentParser
+from git import Repo
+from tempfile import NamedTemporaryFile
+
+DESCRIPTION="cherry-pick commits for releases"
+VERSION="1.0.0"
+ISSUE_URL= "https://dev.icinga.org/issues/"
+ISSUE_PROJECT="i2"
+
+arg_parser = ArgumentParser(description= "%s (Version: %s)" % (DESCRIPTION, VERSION))
+arg_parser.add_argument('-V', '--version', required=True, type=str, help="define version to query")
+arg_parser.add_argument('-p', '--project', type=str, help="project")
+
+args = arg_parser.parse_args(sys.argv[1:])
+
+version_name = args.version
+
+if args.project:
+    ISSUE_PROJECT=args.project
+
+rsp = urllib2.urlopen("https://dev.icinga.org/projects/%s/versions.json" % (ISSUE_PROJECT))
+versions_data = json.loads(rsp.read())
+
+version_id = None
+
+for version in versions_data["versions"]:
+    if version["name"] == version_name:
+        version_id = version["id"]
+        break
+
+if version_id == None:
+    print "Version '%s' not found." % (version_name)
+    sys.exit(1)
+
+offset = 0
+
+issues = set()
+
+while True:
+    # We could filter using &cf_13=1, however this doesn't currently work because the custom field isn't set
+    # for some of the older tickets:
+    rsp = urllib2.urlopen("https://dev.icinga.org/projects/%s/issues.json?offset=%d&status_id=closed&fixed_version_id=%d" % (ISSUE_PROJECT, offset, version_id))
+    issues_data = json.loads(rsp.read())
+    issues_count = len(issues_data["issues"])
+    offset = offset + issues_count
+
+    if issues_count == 0:
+        break
+
+    for issue in issues_data["issues"]:
+        ignore_issue = False
+
+        if "custom_fields" in issue:
+            for field in issue["custom_fields"]:
+                if field["id"] == 12 and "value" in field and field["value"] != "0":
+                    ignore_issue = True
+                    break
+
+            if ignore_issue:
+                continue
+
+        issues.add(issue["id"])
+
+repo = Repo(".")
+
+new_branch = repo.create_head("auto-merged-" + version_name, "support/" + ".".join(version_name.split(".")[:-1]))
+new_branch.checkout()
+
+commits = reversed(list(repo.iter_commits(rev="master")))
+
+tmpEditor = NamedTemporaryFile()
+
+tmpEditor.write("#!/bin/sh\ncat > $1 <<COMMITS\n")
+
+for commit in commits:
+    ids = set([int(id) for id in re.findall('#(?P<id>\d+)', commit.message)])
+
+    if not ids.intersection(issues):
+        continue
+
+    tmpEditor.write("pick %s\n" % commit.hexsha)
+
+tmpEditor.write("COMMITS")
+tmpEditor.flush()
+
+os.chmod(tmpEditor.name, 0700)
+
+env = os.environ.copy()
+env["EDITOR"] = tmpEditor.name
+
+subprocess.call(["git", "rebase", "-i", "HEAD"], env=env)
+
+sys.exit(0)