作者：张华  发表于：2016-01-13
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( http://blog.csdn.net/quqi99 )

Precondition

a, sudo apt-get install gnupg pbuilder ubuntu-dev-tools bzr-builddeb apt-file

b, GPG key
scp -r /home/hua/.gnupg ubuntu@192.168.100.3:~/
gpg --list-public           # or gpg --gen-key
export GPGKEY=XXXXXX
gpg --send-keys --keyserver keyserver.ubuntu.com $GPGKEY

c, SSH key
ssh-keygen -t rsa
https://launchpad.net/~/+editsshkeys

d, Bazaar
bzr whoami "<Email>"
bzr launchpad-login <lauchpad_id>

Get the source code

a, Add related ppa to /etc/apt/source.list
   ppa info can be found from lanchpad https://launchpad.net/~zhhuabj/+archivesubscriptions
   
b, Import the public key and update the repository
   sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys <public-key>
   sudo apt-get update

c, Get the source code (pls don‘t add other repository when executing this step)
   #Get package from the ppa
   sudo apt-get source <package-name>    
   #Get package from official repo
   #pull-lp-source lsb trusty      

Patch package

1, quilt configuration
   a, sudo apt-get install quilt devscripts dh-make
   b, Export to bash env
      export QUILT_PATCHES=debian/patches
      export QUILT_NO_DIFF_INDEX=1
      export QUILT_NO_DIFF_TIMESTAMPS=1
      export QUILT_REFRESH_ARGS="-p ab"
      export QUILT_PATCHES=debian/patches
      export QUILT_REFRESH_ARGS="-p ab --no-timestamps --no-index"
   c, Creating a new patch.
      quilt new test.diff
      quilt add neutron/agent/linux/ovs_lib.py
      quilt refresh
      quilt rename -P test.diff test2.diff
      cat debian/patches/test.diff
      quilt pop -a

   d, For the exsiting patch,
      Put the patch into ‘./debian/patches‘ directory
      Pppend it into ‘./debian/patch/series‘ file
      Use ‘quilt push -a‘ command to push all existing patches onto the source tree.
      quilt refresh

2, debiandiff
   a, Use the existing debdiff, patch -p1 < ../trusty.debdiff
   b, Create new debdiff, http://packaging.ubuntu.com/html/traditional-packaging.html#creating-a-debdiff
      debuild -S                                              #build source to generate dsc file
      debdiff <package>_1.0-1.dsc <package>_1.0-1ubuntu1.dsc  #generate debdiff by comparing two sources

3, changelog
   dch -i #can be changed later by dch -e
   cat debian/changelog
   cat debian/copyright
   cat debian/rules
   cat debian/control

   ppa name format:  <customername>[-<openstack-version>|-<ubuntu-release>]
   changelog format: <upstream-version>hf<lp-bug-number>v<date>.<buildnum>
   dch -b -Dprecise-updates -v1:2014.1.5-0ubuntu1.2hf123456v20150902.0
   nova (1:2014.1.5-0ubuntu1.2hf123456v20150902.0) precise-update; urgency=low
       * [HOTFIX] Fixes some catastrophic failure (LP: #123456)
         - blah blah blah
         - d/p/my-awesome-backport.patch

4, Edit ppa‘s dependancy in ‘Edit PPA dependencies‘ field.
   Eg:
   for Juno,    ~ubuntu-cloud-archive/ubuntu/juno-staging
   for grizzly, ~ubuntu-cloud-archive/grizzly-staging


5, Resolv the dependancy
   dpkg-checkbuilddeps
   
   add grizzly dependancy repository
   #sudo add-apt-repository ppa:ubuntu-cloud-archive/grizzly-staging
   deb http://ppa.launchpad.net/ubuntu-cloud-archive/grizzly-staging/ubuntu precise main
   deb-src http://ppa.launchpad.net/ubuntu-cloud-archive/grizzly-staging/ubuntu precise main
   sudo apt-get build-dep  quantum    # will read debian/control to resolv dependancy.
   sudo apt-get build-dep --no-install-recommends quantum

6, Build
   find . -name "*.pyc" -exec rm -rf {} \;
 
   #build signed source package
   debuild -S -k<your key here>

   #build signed binary package
   debuild -b -k<your key here>

   #build unsigned source package
   debuild -i -us -uc -S

   #build unsigned binary package which can be tested by the command ‘dpkg -i <pac>.deb‘
   debuild -i -us -uc -b

   debuild -S -sa --changes-option=-DDistribution=precise -k<GPGKEY>

7, Upload to PPA
   export DEBEMAIL=<email>
   export DEBFULLNAME=<name, e.g. "Zhang">
   #Test PPA can be created in https://launchpad.net/~zhhuabj/+activate-ppa
   dput -f ppa:zhhuabj/trusty-sru-testing test.changes

Reference

1, https://help.launchpad.net/Packaging/UploadErrors  
2, https://wiki.canonical.com/STS/Engineering/Hotfix
3, http://packaging.ubuntu.com/html/fixing-a-bug.html#work-on-a-fix
4, http://packaging.ubuntu.com/html/traditional-packaging.html#creating-a-debdiff
5, http://blog.packagecloud.io/debian/debuild/packaging/2015/06/08/buildling-deb-packages-with-debuild/

Debian Customer PPA RFC (by quqi99)

原文：http://blog.csdn.net/quqi99/article/details/50511173