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From: aw@apache.org
To: common-commits@hadoop.apache.org
Message-Id: <8c7dc59e4a73402f9eff96dbbc981507@git.apache.org>
Subject: hadoop git commit: HADOOP-11731. Rework the changelog and
 releasenotes (aw)
Date: Thu,  2 Apr 2015 00:52:29 +0000 (UTC)

Repository: hadoop
Updated Branches:
  refs/heads/trunk 4d14816c2 -> f383fd9b6


HADOOP-11731. Rework the changelog and releasenotes (aw)


Project: http://git-wip-us.apache.org/repos/asf/hadoop/repo
Commit: http://git-wip-us.apache.org/repos/asf/hadoop/commit/f383fd9b
Tree: http://git-wip-us.apache.org/repos/asf/hadoop/tree/f383fd9b
Diff: http://git-wip-us.apache.org/repos/asf/hadoop/diff/f383fd9b

Branch: refs/heads/trunk
Commit: f383fd9b6caf4557613250c5c218b1a1b65a212b
Parents: 4d14816
Author: Allen Wittenauer <aw@apache.org>
Authored: Wed Apr 1 17:52:22 2015 -0700
Committer: Allen Wittenauer <aw@apache.org>
Committed: Wed Apr 1 17:52:22 2015 -0700

----------------------------------------------------------------------
 BUILDING.txt                                    |   7 +-
 dev-support/releasedocmaker.py                  | 460 +++++++++++++++++++
 dev-support/relnotes.py                         | 274 -----------
 hadoop-common-project/hadoop-common/CHANGES.txt |   2 +
 hadoop-common-project/hadoop-common/pom.xml     |  51 ++
 hadoop-project/src/site/site.xml                |   6 +-
 6 files changed, 518 insertions(+), 282 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/hadoop/blob/f383fd9b/BUILDING.txt
----------------------------------------------------------------------
diff --git a/BUILDING.txt b/BUILDING.txt
index 02b8610..f3b6853 100644
--- a/BUILDING.txt
+++ b/BUILDING.txt
@@ -73,7 +73,7 @@ Where to run Maven from?
 ----------------------------------------------------------------------------------
 Maven build goals:
 
- * Clean                     : mvn clean
+ * Clean                     : mvn clean [-Preleasedocs]
  * Compile                   : mvn compile [-Pnative]
  * Run tests                 : mvn test [-Pnative]
  * Create JAR                : mvn package
@@ -84,7 +84,7 @@ Maven build goals:
  * Run clover                : mvn test -Pclover [-DcloverLicenseLocation=${user.name}/.clover.license]
  * Run Rat                   : mvn apache-rat:check
  * Build javadocs            : mvn javadoc:javadoc
- * Build distribution        : mvn package [-Pdist][-Pdocs][-Psrc][-Pnative][-Dtar]
+ * Build distribution        : mvn package [-Pdist][-Pdocs][-Psrc][-Pnative][-Dtar][-Preleasedocs]
  * Change Hadoop version     : mvn versions:set -DnewVersion=NEWVERSION
 
  Build options:
@@ -93,6 +93,7 @@ Maven build goals:
   * Use -Pdocs to generate & bundle the documentation in the distribution (using -Pdist)
   * Use -Psrc to create a project source TAR.GZ
   * Use -Dtar to create a TAR with the distribution (using -Pdist)
+  * Use -Preleasedocs to include the changelog and release docs (requires Internet connectivity)
 
  Snappy build options:
 
@@ -203,7 +204,7 @@ Create source and binary distributions with native code and documentation:
 
 Create a local staging version of the website (in /tmp/hadoop-site)
 
-  $ mvn clean site; mvn site:stage -DstagingDirectory=/tmp/hadoop-site
+  $ mvn clean site -Preleasedocs; mvn site:stage -DstagingDirectory=/tmp/hadoop-site
 
 ----------------------------------------------------------------------------------
 Installing Hadoop

http://git-wip-us.apache.org/repos/asf/hadoop/blob/f383fd9b/dev-support/releasedocmaker.py
----------------------------------------------------------------------
diff --git a/dev-support/releasedocmaker.py b/dev-support/releasedocmaker.py
new file mode 100755
index 0000000..b00c1a7
--- /dev/null
+++ b/dev-support/releasedocmaker.py
@@ -0,0 +1,460 @@
+#!/usr/bin/env python
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from glob import glob
+from optparse import OptionParser
+import os
+import re
+import sys
+import urllib
+try:
+  import json
+except ImportError:
+  import simplejson as json
+
+releaseVersion={}
+namePattern = re.compile(r' \([0-9]+\)')
+
+def clean(str):
+  return tableclean(re.sub(namePattern, "", str))
+
+def formatComponents(str):
+  str = re.sub(namePattern, '', str).replace("'", "")
+  if str != "":
+    ret = str
+  else:
+    # some markdown parsers don't like empty tables
+    ret = "."
+  return clean(ret)
+
+# convert to utf-8
+# protect some known md metachars
+# or chars that screw up doxia
+def tableclean(str):
+  str=str.encode('utf-8')
+  str=str.replace("_","\_")
+  str=str.replace("\r","")
+  str=str.rstrip()
+  return str
+
+# same thing as tableclean,
+# except table metachars are also
+# escaped as well as more
+# things we don't want doxia to
+# screw up
+def notableclean(str):
+  str=tableclean(str)
+  str=str.replace("|","\|")
+  str=str.replace("<","\<")
+  str=str.replace(">","\>")
+  str=str.rstrip()
+  return str
+
+def mstr(obj):
+  if (obj == None):
+    return ""
+  return unicode(obj)
+
+def buildindex(master):
+  versions=reversed(sorted(glob("[0-9]*.[0-9]*.[0-9]*")))
+  with open("index.md","w") as indexfile:
+    for v in versions:
+      indexfile.write("* Apache Hadoop v%s\n" % (v))
+      for k in ("Changes","Release Notes"):
+        indexfile.write("    *  %s\n" %(k))
+        indexfile.write("        * [Combined %s](%s/%s.%s.html)\n" \
+          % (k,v,k.upper().replace(" ",""),v))
+        if not master:
+          indexfile.write("        * [Hadoop Common %s](%s/%s.HADOOP.%s.html)\n" \
+            % (k,v,k.upper().replace(" ",""),v))
+          for p in ("HDFS","MapReduce","YARN"):
+            indexfile.write("        * [%s %s](%s/%s.%s.%s.html)\n" \
+              % (p,k,v,k.upper().replace(" ",""),p.upper(),v))
+  indexfile.close()
+
+class Version:
+  """Represents a version number"""
+  def __init__(self, data):
+    self.mod = False
+    self.data = data
+    found = re.match('^((\d+)(\.\d+)*).*$', data)
+    if (found):
+      self.parts = [ int(p) for p in found.group(1).split('.') ]
+    else:
+      self.parts = []
+    # backfill version with zeroes if missing parts
+    self.parts.extend((0,) * (3 - len(self.parts)))
+
+  def __str__(self):
+    if (self.mod):
+      return '.'.join([ str(p) for p in self.parts ])
+    return self.data
+
+  def __cmp__(self, other):
+    return cmp(self.parts, other.parts)
+
+class Jira:
+  """A single JIRA"""
+
+  def __init__(self, data, parent):
+    self.key = data['key']
+    self.fields = data['fields']
+    self.parent = parent
+    self.notes = None
+    self.incompat = None
+    self.reviewed = None
+
+  def getId(self):
+    return mstr(self.key)
+
+  def getDescription(self):
+    return mstr(self.fields['description'])
+
+  def getReleaseNote(self):
+    if (self.notes == None):
+      field = self.parent.fieldIdMap['Release Note']
+      if (self.fields.has_key(field)):
+        self.notes=mstr(self.fields[field])
+      else:
+        self.notes=self.getDescription()
+    return self.notes
+
+  def getPriority(self):
+    ret = ""
+    pri = self.fields['priority']
+    if(pri != None):
+      ret = pri['name']
+    return mstr(ret)
+
+  def getAssignee(self):
+    ret = ""
+    mid = self.fields['assignee']
+    if(mid != None):
+      ret = mid['displayName']
+    return mstr(ret)
+
+  def getComponents(self):
+    if (len(self.fields['components'])>0):
+      return ", ".join([ comp['name'] for comp in self.fields['components'] ])
+    else:
+      return ""
+
+  def getSummary(self):
+    return self.fields['summary']
+
+  def getType(self):
+    ret = ""
+    mid = self.fields['issuetype']
+    if(mid != None):
+      ret = mid['name']
+    return mstr(ret)
+
+  def getReporter(self):
+    ret = ""
+    mid = self.fields['reporter']
+    if(mid != None):
+      ret = mid['displayName']
+    return mstr(ret)
+
+  def getProject(self):
+    ret = ""
+    mid = self.fields['project']
+    if(mid != None):
+      ret = mid['key']
+    return mstr(ret)
+
+  def __cmp__(self,other):
+    selfsplit=self.getId().split('-')
+    othersplit=other.getId().split('-')
+    v1=cmp(selfsplit[0],othersplit[0])
+    if (v1!=0):
+      return v1
+    else:
+      if selfsplit[1] < othersplit[1]:
+        return True
+      elif selfsplit[1] > othersplit[1]:
+        return False
+    return False
+
+  def getIncompatibleChange(self):
+    if (self.incompat == None):
+      field = self.parent.fieldIdMap['Hadoop Flags']
+      self.reviewed=False
+      self.incompat=False
+      if (self.fields.has_key(field)):
+        if self.fields[field]:
+          for hf in self.fields[field]:
+            if hf['value'] == "Incompatible change":
+              self.incompat=True
+            if hf['value'] == "Reviewed":
+              self.reviewed=True
+    return self.incompat
+
+  def getReleaseDate(self,version):
+    for j in range(len(self.fields['fixVersions'])):
+      if self.fields['fixVersions'][j]==version:
+        return(self.fields['fixVersions'][j]['releaseDate'])
+    return None
+
+class JiraIter:
+  """An Iterator of JIRAs"""
+
+  def __init__(self, versions):
+    self.versions = versions
+
+    resp = urllib.urlopen("https://issues.apache.org/jira/rest/api/2/field")
+    data = json.loads(resp.read())
+
+    self.fieldIdMap = {}
+    for part in data:
+      self.fieldIdMap[part['name']] = part['id']
+
+    self.jiras = []
+    at=0
+    end=1
+    count=100
+    while (at < end):
+      params = urllib.urlencode({'jql': "project in (HADOOP,HDFS,MAPREDUCE,YARN) and fixVersion in ('"+"' , '".join([str(v).replace("-SNAPSHOT","") for v in versions])+"') and resolution = Fixed", 'startAt':at, 'maxResults':count})
+      resp = urllib.urlopen("https://issues.apache.org/jira/rest/api/2/search?%s"%params)
+      data = json.loads(resp.read())
+      if (data.has_key('errorMessages')):
+        raise Exception(data['errorMessages'])
+      at = data['startAt'] + data['maxResults']
+      end = data['total']
+      self.jiras.extend(data['issues'])
+
+      needaversion=False
+      for j in versions:
+        v=str(j).replace("-SNAPSHOT","")
+        if v not in releaseVersion:
+          needaversion=True
+
+      if needaversion is True:
+        for i in range(len(data['issues'])):
+          for j in range(len(data['issues'][i]['fields']['fixVersions'])):
+            if 'releaseDate' in data['issues'][i]['fields']['fixVersions'][j]:
+              releaseVersion[data['issues'][i]['fields']['fixVersions'][j]['name']]=\
+                             data['issues'][i]['fields']['fixVersions'][j]['releaseDate']
+
+    self.iter = self.jiras.__iter__()
+
+  def __iter__(self):
+    return self
+
+  def next(self):
+    data = self.iter.next()
+    j = Jira(data, self)
+    return j
+
+class Outputs:
+  """Several different files to output to at the same time"""
+
+  def __init__(self, base_file_name, file_name_pattern, keys, params={}):
+    self.params = params
+    self.base = open(base_file_name%params, 'w')
+    self.others = {}
+    for key in keys:
+      both = dict(params)
+      both['key'] = key
+      self.others[key] = open(file_name_pattern%both, 'w')
+
+  def writeAll(self, pattern):
+    both = dict(self.params)
+    both['key'] = ''
+    self.base.write(pattern%both)
+    for key in self.others.keys():
+      both = dict(self.params)
+      both['key'] = key
+      self.others[key].write(pattern%both)
+
+  def writeKeyRaw(self, key, str):
+    self.base.write(str)
+    if (self.others.has_key(key)):
+      self.others[key].write(str)
+
+  def close(self):
+    self.base.close()
+    for fd in self.others.values():
+      fd.close()
+
+  def writeList(self, mylist):
+    for jira in sorted(mylist):
+      line = '| [%s](https://issues.apache.org/jira/browse/%s) | %s |  %s | %s | %s | %s |\n' \
+        % (notableclean(jira.getId()), notableclean(jira.getId()),
+           notableclean(jira.getSummary()),
+           notableclean(jira.getPriority()),
+           formatComponents(jira.getComponents()),
+           notableclean(jira.getReporter()),
+           notableclean(jira.getAssignee()))
+      self.writeKeyRaw(jira.getProject(), line)
+
+def main():
+  parser = OptionParser(usage="usage: %prog --version VERSION [--version VERSION2 ...]",
+		epilog=
+               "Markdown-formatted CHANGES and RELEASENOTES files will be stored in a directory"
+               " named after the highest version provided.")
+  parser.add_option("-v", "--version", dest="versions",
+             action="append", type="string",
+             help="versions in JIRA to include in releasenotes", metavar="VERSION")
+  parser.add_option("-m","--master", dest="master", action="store_true",
+             help="only create the master, merged project files")
+  parser.add_option("-i","--index", dest="index", action="store_true",
+             help="build an index file")
+  (options, args) = parser.parse_args()
+
+  if (options.versions == None):
+    options.versions = []
+
+  if (len(args) > 2):
+    options.versions.append(args[2])
+
+  if (len(options.versions) <= 0):
+    parser.error("At least one version needs to be supplied")
+
+  versions = [ Version(v) for v in options.versions ];
+  versions.sort();
+
+  maxVersion = str(versions[-1])
+
+  jlist = JiraIter(versions)
+  version = maxVersion
+
+  if version in releaseVersion:
+    reldate=releaseVersion[version]
+  else:
+    reldate="Unreleased"
+
+  if not os.path.exists(version):
+    os.mkdir(version)
+
+  if options.master:
+    reloutputs = Outputs("%(ver)s/RELEASENOTES.%(ver)s.md",
+      "%(ver)s/RELEASENOTES.%(key)s.%(ver)s.md",
+      [], {"ver":maxVersion, "date":reldate})
+    choutputs = Outputs("%(ver)s/CHANGES.%(ver)s.md",
+      "%(ver)s/CHANGES.%(key)s.%(ver)s.md",
+      [], {"ver":maxVersion, "date":reldate})
+  else:
+    reloutputs = Outputs("%(ver)s/RELEASENOTES.%(ver)s.md",
+      "%(ver)s/RELEASENOTES.%(key)s.%(ver)s.md",
+      ["HADOOP","HDFS","MAPREDUCE","YARN"], {"ver":maxVersion, "date":reldate})
+    choutputs = Outputs("%(ver)s/CHANGES.%(ver)s.md",
+      "%(ver)s/CHANGES.%(key)s.%(ver)s.md",
+      ["HADOOP","HDFS","MAPREDUCE","YARN"], {"ver":maxVersion, "date":reldate})
+
+  relhead = '# Hadoop %(key)s %(ver)s Release Notes\n\n' \
+    'These release notes cover new developer and user-facing incompatibilities, features, and major improvements.\n\n'
+
+  chhead = '# Hadoop Changelog\n\n' \
+    '## Release %(ver)s - %(date)s\n'\
+    '\n'
+
+  reloutputs.writeAll(relhead)
+  choutputs.writeAll(chhead)
+
+  incompatlist=[]
+  buglist=[]
+  improvementlist=[]
+  newfeaturelist=[]
+  subtasklist=[]
+  tasklist=[]
+  testlist=[]
+  otherlist=[]
+
+  for jira in sorted(jlist):
+    if jira.getIncompatibleChange():
+      incompatlist.append(jira)
+    elif jira.getType() == "Bug":
+      buglist.append(jira)
+    elif jira.getType() == "Improvement":
+      improvementlist.append(jira)
+    elif jira.getType() == "New Feature":
+      newfeaturelist.append(jira)
+    elif jira.getType() == "Sub-task":
+      subtasklist.append(jira)
+    elif jira.getType() == "Task":
+     tasklist.append(jira)
+    elif jira.getType() == "Test":
+      testlist.append(jira)
+    else:
+       otherlist.append(jira)
+
+    line = '* [%s](https://issues.apache.org/jira/browse/%s) | *%s* | **%s**\n' \
+        % (notableclean(jira.getId()), notableclean(jira.getId()), notableclean(jira.getPriority()),
+           notableclean(jira.getSummary()))
+
+    if (jira.getIncompatibleChange()) and (len(jira.getReleaseNote())==0):
+      reloutputs.writeKeyRaw(jira.getProject(),"\n---\n\n")
+      reloutputs.writeKeyRaw(jira.getProject(), line)
+      line ='\n**WARNING: No release note provided for this incompatible change.**\n\n'
+      print 'WARNING: incompatible change %s lacks release notes.' % (notableclean(jira.getId()))
+      reloutputs.writeKeyRaw(jira.getProject(), line)
+
+    if (len(jira.getReleaseNote())>0):
+      reloutputs.writeKeyRaw(jira.getProject(),"\n---\n\n")
+      reloutputs.writeKeyRaw(jira.getProject(), line)
+      line ='\n%s\n\n' % (tableclean(jira.getReleaseNote()))
+      reloutputs.writeKeyRaw(jira.getProject(), line)
+
+  reloutputs.writeAll("\n\n")
+  reloutputs.close()
+
+  choutputs.writeAll("### INCOMPATIBLE CHANGES:\n\n")
+  choutputs.writeAll("| JIRA | Summary | Priority | Component | Reporter | Contributor |\n")
+  choutputs.writeAll("|:---- |:---- | :--- |:---- |:---- |:---- |\n")
+  choutputs.writeList(incompatlist)
+
+  choutputs.writeAll("\n\n### NEW FEATURES:\n\n")
+  choutputs.writeAll("| JIRA | Summary | Priority | Component | Reporter | Contributor |\n")
+  choutputs.writeAll("|:---- |:---- | :--- |:---- |:---- |:---- |\n")
+  choutputs.writeList(newfeaturelist)
+
+  choutputs.writeAll("\n\n### IMPROVEMENTS:\n\n")
+  choutputs.writeAll("| JIRA | Summary | Priority | Component | Reporter | Contributor |\n")
+  choutputs.writeAll("|:---- |:---- | :--- |:---- |:---- |:---- |\n")
+  choutputs.writeList(improvementlist)
+
+  choutputs.writeAll("\n\n### BUG FIXES:\n\n")
+  choutputs.writeAll("| JIRA | Summary | Priority | Component | Reporter | Contributor |\n")
+  choutputs.writeAll("|:---- |:---- | :--- |:---- |:---- |:---- |\n")
+  choutputs.writeList(buglist)
+
+  choutputs.writeAll("\n\n### TESTS:\n\n")
+  choutputs.writeAll("| JIRA | Summary | Priority | Component | Reporter | Contributor |\n")
+  choutputs.writeAll("|:---- |:---- | :--- |:---- |:---- |:---- |\n")
+  choutputs.writeList(testlist)
+
+  choutputs.writeAll("\n\n### SUB-TASKS:\n\n")
+  choutputs.writeAll("| JIRA | Summary | Priority | Component | Reporter | Contributor |\n")
+  choutputs.writeAll("|:---- |:---- | :--- |:---- |:---- |:---- |\n")
+  choutputs.writeList(subtasklist)
+
+  choutputs.writeAll("\n\n### OTHER:\n\n")
+  choutputs.writeAll("| JIRA | Summary | Priority | Component | Reporter | Contributor |\n")
+  choutputs.writeAll("|:---- |:---- | :--- |:---- |:---- |:---- |\n")
+  choutputs.writeList(otherlist)
+  choutputs.writeList(tasklist)
+
+  choutputs.writeAll("\n\n")
+  choutputs.close()
+
+  if options.index:
+    buildindex(options.master)
+
+if __name__ == "__main__":
+  main()

http://git-wip-us.apache.org/repos/asf/hadoop/blob/f383fd9b/dev-support/relnotes.py
----------------------------------------------------------------------
diff --git a/dev-support/relnotes.py b/dev-support/relnotes.py
deleted file mode 100644
index 57d48a4..0000000
--- a/dev-support/relnotes.py
+++ /dev/null
@@ -1,274 +0,0 @@
-#!/usr/bin/python
-#   Licensed under the Apache License, Version 2.0 (the "License");
-#   you may not use this file except in compliance with the License.
-#   You may obtain a copy of the License at
-#
-#       http://www.apache.org/licenses/LICENSE-2.0
-#
-#   Unless required by applicable law or agreed to in writing, software
-#   distributed under the License is distributed on an "AS IS" BASIS,
-#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-#   See the License for the specific language governing permissions and
-#   limitations under the License.
-
-import re
-import sys
-from optparse import OptionParser
-import httplib
-import urllib
-import cgi
-try:
-  import json
-except ImportError:
-  import simplejson as json
-
-
-namePattern = re.compile(r' \([0-9]+\)')
-
-def clean(str):
-  return quoteHtml(re.sub(namePattern, "", str))
-
-def formatComponents(str):
-  str = re.sub(namePattern, '', str).replace("'", "")
-  if str != "":
-    ret = "(" + str + ")"
-  else:
-    ret = ""
-  return quoteHtml(ret)
-    
-def quoteHtml(str):
-  return cgi.escape(str).encode('ascii', 'xmlcharrefreplace')
-
-def mstr(obj):
-  if (obj == None):
-    return ""
-  return unicode(obj)
-
-class Version:
-  """Represents a version number"""
-  def __init__(self, data):
-    self.mod = False
-    self.data = data
-    found = re.match('^((\d+)(\.\d+)*).*$', data)
-    if (found):
-      self.parts = [ int(p) for p in found.group(1).split('.') ]
-    else:
-      self.parts = []
-    # backfill version with zeroes if missing parts
-    self.parts.extend((0,) * (3 - len(self.parts)))
-
-  def decBugFix(self):
-    self.mod = True
-    self.parts[2] -= 1
-    return self
-
-  def __str__(self):
-    if (self.mod):
-      return '.'.join([ str(p) for p in self.parts ])
-    return self.data
-
-  def __cmp__(self, other):
-    return cmp(self.parts, other.parts)
-
-class Jira:
-  """A single JIRA"""
-
-  def __init__(self, data, parent):
-    self.key = data['key']
-    self.fields = data['fields']
-    self.parent = parent
-    self.notes = None
-
-  def getId(self):
-    return mstr(self.key)
-
-  def getDescription(self):
-    return mstr(self.fields['description'])
-
-  def getReleaseNote(self):
-    if (self.notes == None):
-      field = self.parent.fieldIdMap['Release Note']
-      if (self.fields.has_key(field)):
-        self.notes=mstr(self.fields[field])
-      else:
-        self.notes=self.getDescription()
-    return self.notes
-
-  def getPriority(self):
-    ret = ""
-    pri = self.fields['priority']
-    if(pri != None):
-      ret = pri['name']
-    return mstr(ret)
-
-  def getAssignee(self):
-    ret = ""
-    mid = self.fields['assignee']
-    if(mid != None):
-      ret = mid['displayName']
-    return mstr(ret)
-
-  def getComponents(self):
-    return " , ".join([ comp['name'] for comp in self.fields['components'] ])
-
-  def getSummary(self):
-    return self.fields['summary']
-
-  def getType(self):
-    ret = ""
-    mid = self.fields['issuetype']
-    if(mid != None):
-      ret = mid['name']
-    return mstr(ret)
-
-  def getReporter(self):
-    ret = ""
-    mid = self.fields['reporter']
-    if(mid != None):
-      ret = mid['displayName']
-    return mstr(ret)
-
-  def getProject(self):
-    ret = ""
-    mid = self.fields['project']
-    if(mid != None):
-      ret = mid['key']
-    return mstr(ret)
-
-
-
-class JiraIter:
-  """An Iterator of JIRAs"""
-
-  def __init__(self, versions):
-    self.versions = versions
-
-    resp = urllib.urlopen("https://issues.apache.org/jira/rest/api/2/field")
-    data = json.loads(resp.read())
-
-    self.fieldIdMap = {}
-    for part in data:
-      self.fieldIdMap[part['name']] = part['id']
-
-    self.jiras = []
-    at=0
-    end=1
-    count=100
-    while (at < end):
-      params = urllib.urlencode({'jql': "project in (HADOOP,HDFS,MAPREDUCE,YARN) and fixVersion in ('"+"' , '".join(versions)+"') and resolution = Fixed", 'startAt':at, 'maxResults':count})
-      resp = urllib.urlopen("https://issues.apache.org/jira/rest/api/2/search?%s"%params)
-      data = json.loads(resp.read())
-      if (data.has_key('errorMessages')):
-        raise Exception(data['errorMessages'])
-      at = data['startAt'] + data['maxResults']
-      end = data['total']
-      self.jiras.extend(data['issues'])
-
-    self.iter = self.jiras.__iter__()
-
-  def __iter__(self):
-    return self
-
-  def next(self):
-    data = self.iter.next()
-    j = Jira(data, self)
-    return j
-
-class Outputs:
-  """Several different files to output to at the same time"""
-
-  def __init__(self, base_file_name, file_name_pattern, keys, params={}):
-    self.params = params
-    self.base = open(base_file_name%params, 'w')
-    self.others = {}
-    for key in keys:
-      both = dict(params)
-      both['key'] = key
-      self.others[key] = open(file_name_pattern%both, 'w')
-
-  def writeAll(self, pattern):
-    both = dict(self.params)
-    both['key'] = ''
-    self.base.write(pattern%both)
-    for key in self.others.keys():
-      both = dict(self.params)
-      both['key'] = key
-      self.others[key].write(pattern%both)
-
-  def writeKeyRaw(self, key, str):
-    self.base.write(str)
-    if (self.others.has_key(key)):
-      self.others[key].write(str)
-  
-  def close(self):
-    self.base.close()
-    for fd in self.others.values():
-      fd.close()
-
-def main():
-  parser = OptionParser(usage="usage: %prog [options] [USER-ignored] [PASSWORD-ignored] [VERSION]")
-  parser.add_option("-v", "--version", dest="versions",
-             action="append", type="string", 
-             help="versions in JIRA to include in releasenotes", metavar="VERSION")
-  parser.add_option("--previousVer", dest="previousVer",
-             action="store", type="string", 
-             help="previous version to include in releasenotes", metavar="VERSION")
-
-  (options, args) = parser.parse_args()
-
-  if (options.versions == None):
-    options.versions = []
-
-  if (len(args) > 2):
-    options.versions.append(args[2])
-
-  if (len(options.versions) <= 0):
-    parser.error("At least one version needs to be supplied")
-
-  versions = [ Version(v) for v in options.versions];
-  versions.sort();
-
-  maxVersion = str(versions[-1])
-  if(options.previousVer == None):  
-    options.previousVer = str(versions[0].decBugFix())
-    print >> sys.stderr, "WARNING: no previousVersion given, guessing it is "+options.previousVer
-
-  list = JiraIter(options.versions)
-  version = maxVersion
-  outputs = Outputs("releasenotes.%(ver)s.html", 
-    "releasenotes.%(key)s.%(ver)s.html", 
-    ["HADOOP","HDFS","MAPREDUCE","YARN"], {"ver":maxVersion, "previousVer":options.previousVer})
-
-  head = '<META http-equiv="Content-Type" content="text/html; charset=UTF-8">\n' \
-    '<title>Hadoop %(key)s %(ver)s Release Notes</title>\n' \
-    '<STYLE type="text/css">\n' \
-    '	H1 {font-family: sans-serif}\n' \
-    '	H2 {font-family: sans-serif; margin-left: 7mm}\n' \
-    '	TABLE {margin-left: 7mm}\n' \
-    '</STYLE>\n' \
-    '</head>\n' \
-    '<body>\n' \
-    '<h1>Hadoop %(key)s %(ver)s Release Notes</h1>\n' \
-    'These release notes include new developer and user-facing incompatibilities, features, and major improvements. \n' \
-    '<a name="changes"/>\n' \
-    '<h2>Changes since Hadoop %(previousVer)s</h2>\n' \
-    '<ul>\n'
-
-  outputs.writeAll(head)
-
-  for jira in list:
-    line = '<li> <a href="https://issues.apache.org/jira/browse/%s">%s</a>.\n' \
-      '     %s %s reported by %s and fixed by %s %s<br>\n' \
-      '     <b>%s</b><br>\n' \
-      '     <blockquote>%s</blockquote></li>\n' \
-      % (quoteHtml(jira.getId()), quoteHtml(jira.getId()), clean(jira.getPriority()), clean(jira.getType()).lower(),
-         quoteHtml(jira.getReporter()), quoteHtml(jira.getAssignee()), formatComponents(jira.getComponents()),
-         quoteHtml(jira.getSummary()), quoteHtml(jira.getReleaseNote()))
-    outputs.writeKeyRaw(jira.getProject(), line)
- 
-  outputs.writeAll("</ul>\n</body></html>\n")
-  outputs.close()
-
-if __name__ == "__main__":
-  main()
-

http://git-wip-us.apache.org/repos/asf/hadoop/blob/f383fd9b/hadoop-common-project/hadoop-common/CHANGES.txt
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/CHANGES.txt b/hadoop-common-project/hadoop-common/CHANGES.txt
index fa98a0c..c92e378 100644
--- a/hadoop-common-project/hadoop-common/CHANGES.txt
+++ b/hadoop-common-project/hadoop-common/CHANGES.txt
@@ -21,6 +21,8 @@ Trunk (Unreleased)
 
     HADOOP-11553. Formalize the shell API (aw)
 
+    HADOOP-11731. Rework the changelog and releasenotes (aw)
+
   NEW FEATURES
 
     HADOOP-6590. Add a username check for hadoop sub-commands (John Smith via aw)

http://git-wip-us.apache.org/repos/asf/hadoop/blob/f383fd9b/hadoop-common-project/hadoop-common/pom.xml
----------------------------------------------------------------------
diff --git a/hadoop-common-project/hadoop-common/pom.xml b/hadoop-common-project/hadoop-common/pom.xml
index 706f5b5..9ca2c9b 100644
--- a/hadoop-common-project/hadoop-common/pom.xml
+++ b/hadoop-common-project/hadoop-common/pom.xml
@@ -479,6 +479,7 @@
           </execution>
         </executions>
       </plugin>
+
       <plugin>
         <groupId>org.apache.rat</groupId>
         <artifactId>apache-rat-plugin</artifactId>
@@ -901,6 +902,56 @@
         </plugins>
       </build>
     </profile>
+
+    <profile>
+      <id>releasedocs</id>
+      <activation>
+        <activeByDefault>false</activeByDefault>
+      </activation>
+      <build>
+        <plugins>
+          <plugin>
+            <groupId>org.codehaus.mojo</groupId>
+            <artifactId>exec-maven-plugin</artifactId>
+            <executions>
+                <execution>
+                    <id>releasedocs</id>
+                    <phase>pre-site</phase>
+                    <goals>
+                        <goal>exec</goal>
+                    </goals>
+                    <configuration>
+                        <executable>python</executable>
+                        <workingDirectory>src/site/markdown/release/</workingDirectory>
+                        <requiresOnline>true</requiresOnline>
+                        <arguments>
+                            <argument>${basedir}/../../dev-support/releasedocmaker.py</argument>
+                            <argument>--version</argument>
+                            <argument>${project.version}</argument>
+                            <argument>--index</argument>
+                        </arguments>
+                    </configuration>
+                </execution>
+            </executions>
+          </plugin>
+          <plugin>
+            <artifactId>maven-clean-plugin</artifactId>
+            <configuration>
+              <filesets>
+                <fileset>
+                  <directory>src/site/markdown/release</directory>
+                    <includes>
+                      <include>${project.version}</include>
+                    </includes>
+                  <followSymlinks>false</followSymlinks>
+                </fileset>
+              </filesets>
+            </configuration>
+          </plugin>
+        </plugins>
+      </build>
+    </profile>
+
   </profiles>
 </project>
 

http://git-wip-us.apache.org/repos/asf/hadoop/blob/f383fd9b/hadoop-project/src/site/site.xml
----------------------------------------------------------------------
diff --git a/hadoop-project/src/site/site.xml b/hadoop-project/src/site/site.xml
index 2e098ef..ee6b8b5 100644
--- a/hadoop-project/src/site/site.xml
+++ b/hadoop-project/src/site/site.xml
@@ -159,13 +159,9 @@
     </menu>
 
     <menu name="Reference" inherit="top">
-      <item name="Release Notes" href="hadoop-project-dist/hadoop-common/releasenotes.html"/>
+      <item name="Changelog and Release Notes" href="hadoop-project-dist/hadoop-common/release/index.html"/>
       <item name="Java API docs" href="api/index.html"/>
       <item name="Unix Shell API" href="hadoop-project-dist/hadoop-common/UnixShellAPI.html"/>
-      <item name="Common CHANGES.txt" href="hadoop-project-dist/hadoop-common/CHANGES.txt"/>
-      <item name="HDFS CHANGES.txt" href="hadoop-project-dist/hadoop-hdfs/CHANGES.txt"/>
-      <item name="MapReduce CHANGES.txt" href="hadoop-project-dist/hadoop-mapreduce/CHANGES.txt"/>
-      <item name="YARN CHANGES.txt" href="hadoop-project-dist/hadoop-yarn/CHANGES.txt"/>
       <item name="Metrics" href="hadoop-project-dist/hadoop-common/Metrics.html"/>
     </menu>