development-workflow: minor update - component names, formating

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Marek Marczykowski-Górecki 2015-11-24 03:11:33 +01:00
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@ -13,18 +13,20 @@ Development Workflow
A workflow for developing Qubes OS+
First things first, setup [QubesBuilder](/doc/qubes-builder/). This guide assumes you're using qubes-builder to build Qubes.
First things first, setup [QubesBuilder](/doc/qubes-builder/). This guide
assumes you're using qubes-builder to build Qubes.
Repositories and committing Code
--------------------------------
Qubes is split into a bunch of git repos. This are all contained in the `qubes-src` directory under qubes-builder.
FIXME(ypid): Not on github?
Qubes is split into a bunch of git repos. This are all contained in the
`qubes-src` directory under qubes-builder. Subdirectories there are separate
components, stored in separate git repositories.
The best way to write and contribute code is to create a git repo somewhere
(e.g., github) for the repo you are interested in editing (e.g.,
`qubes-manager`, `core`, etc). To integrate your repo with the rest of
Qubes, cd to the repo directory and add your repository as a remote in git
`qubes-manager`, `core-agent-linux`, etc). To integrate your repo with the rest
of Qubes, cd to the repo directory and add your repository as a remote in git
**Example:**
@ -40,14 +42,14 @@ on github.
When you are ready to submit your changes to Qubes to be merged, push your
changes, then create a signed git tag (using `git tag -s`). Finally, send a
letter to the Qubes listserv describing the changes and including the link to
your repository. Don't forget to include your public PGP key you use to sign
your tags.
your repository. You can also create pull request on github. Don't forget to
include your public PGP key you use to sign your tags.
### Kernel-specific notes
#### Prepare fresh version of kernel sources, with Qubes-specific patches applied
In qubes-builder/qubes-src/kernel:
In qubes-builder/qubes-src/linux-kernel:
~~~
make prep
@ -66,7 +68,7 @@ drwxr-xr-x 6 user user 4096 Nov 21 20:48 kernel-3.4.18/linux-obj
#### Go to the kernel tree and update the version
In qubes-builder/qubes-src/kernel:
In qubes-builder/qubes-src/linux-kernel:
~~~
cd kernel-3.4.18/linux-3.4.18
@ -77,7 +79,7 @@ cd kernel-3.4.18/linux-3.4.18
In kernel-3.4.18/linux-3.4.18:
~~~
cp ../../config-pvops .config
cp ../../config .config
make oldconfig
~~~
@ -90,7 +92,7 @@ make menuconfig
Copy the modified config back into the kernel tree:
~~~
cp .config ../../../config-pvops
cp .config ../../../config
~~~
#### Patching the code
@ -112,24 +114,29 @@ quilt add drivers/usb/host/Kconfig drivers/usb/host/Makefile \
quilt refresh
cd ../..
vi series-pvops.conf
vi series.conf
~~~
#### Building RPMS
TODO: Is this step generic for all subsystems?
Now it is a good moment to make sure you have changed kernel release name in rel-pvops file. For example, if you change it to '1debug201211116c' the resulting RPMs will be named 'kernel-3.4.18-1debug20121116c.pvops.qubes.x86\_64.rpm'. This will help distinguish between different versions of the same package.
Now it is a good moment to make sure you have changed kernel release name in
rel file. For example, if you change it to '1debug201211116c' the
resulting RPMs will be named
'kernel-3.4.18-1debug20121116c.pvops.qubes.x86\_64.rpm'. This will help
distinguish between different versions of the same package.
You might want to take a moment here to review (git diff, git status), commit your changes locally.
You might want to take a moment here to review (git diff, git status), commit
your changes locally.
To actually build RPMS, in qubes-src/kernel:
To actually build RPMS, in qubes-builder:
~~~
make rpms
make linux-kernel
~~~
RPMS will appear in qubes-src/kernel/rpm/x86\_64:
RPMS will appear in qubes-src/linux-kernel/pkgs/fc20/x86\_64:
~~~
-rw-rw-r-- 1 user user 42996126 Nov 17 04:08 kernel-3.4.18-1debug20121116c.pvops.qubes.x86_64.rpm
@ -142,18 +149,18 @@ RPMS will appear in qubes-src/kernel/rpm/x86\_64:
### Useful [QubesBuilder](/doc/qubes-builder/) commands
1. *make check* - will check if all the code was commited into repository and
1. `make check` - will check if all the code was commited into repository and
if all repository are tagged with signed tag.
2. *make show-vtags* - show version of each component (based on git tags) -
2. `make show-vtags` - show version of each component (based on git tags) -
mostly useful just before building ISO. **Note:** this will not show version
for components containing changes since last version tag
3. *make push* - push change from **all** repositories to git server. You must
3. `make push` - push change from **all** repositories to git server. You must
set proper remotes (see above) for all repositories first.
4. *make prepare-merge* - fetch changes from remote repositories (can be
4. `make prepare-merge` - fetch changes from remote repositories (can be
specified on commandline via GIT\_SUBDIR or GIT\_REMOTE vars), (optionally)
verify tags and show the changes. This do not merge the changes - there are
left for review as FETCH\_HEAD ref. You can merge them using "git merge
FETCH\_HEAD" (in each repo directory).
left for review as FETCH\_HEAD ref. You can merge them using `git merge
FETCH_HEAD` (in each repo directory). Or `make do-merge` to merge all of them.
Copying Code to dom0
--------------------
@ -194,7 +201,7 @@ sudo cp misc/vm-template-hvm.conf /usr/share/qubes/
sudo cp misc/qubes-start.desktop /usr/share/qubes/
sudo cp misc/block-snapshot /etc/xen/scripts/
sudo cp aux-tools/qubes-dom0-updates.cron /etc/cron.daily/
# FIXME(Abel Luck): I hope to
# FIXME(Abel Luck): I hope to
~~~
### Apply qvm-tools