docs: cleaning up VPP documents by deleting unnecessary info.

- cleaned up the 'build/run VPP' docs

Type: docs

Signed-off-by: Saima Yunus <yunus.saima.99@gmail.com>
Change-Id: I9dbddbe1932804b8d507cb2f1631cd7116e59072
This commit is contained in:
Saima Yunus
2022-05-19 11:48:59 -07:00
committed by Dave Wallace
parent 78f672bbc6
commit 5f6422db9c
2 changed files with 111 additions and 2 deletions

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@ -3,11 +3,95 @@
.. toctree::
Building VPP
============
=====================
To get started developing with VPP, you need to get the required VPP sources and then build the packages.
For more detailed information on the build system please refer to :ref:`buildsystem`.
.. _makesureinstalled:
VPP for Ubuntu: Environment Setup
-------------------------------------------
If you are not downloading VPP on Ubuntu with WSL (Windows Subsystem for Linux), please disregard this section
and jump to 'Get the VPP Sources'.
Before starting on VPP for Ubuntu, make sure WSL2 and Ubuntu are installed.
To install WSL2 and Ubuntu, run Windows PowerShell as an administrator and enter this in the terminal:
.. code-block:: console
$ wsl --install
Next, go to the 'resolv.conf' file in Ubuntu's '/etc' folder.
It should have been automatically generated when Ubuntu was installed; if it doesn't exist, create it.
Please use 'sudo' to avoid "File resolv.conf is unwritable" errors.
.. code-block:: console
$ cd /etc
$ sudo nano resolv.conf
In the file, add the following content in place of the current 'nameserver X.X.X.X' line:
.. code-block:: console
nameserver 8.8.8.8
This replaces the DNS nameserver on your machine with the Google DNS service,
resolving any DNS Internet connection issues.
Note: by default, the 'resolv.conf' file regenerates every time you restart Ubuntu, so your changes won't be saved.
To keep your changes, run the following command to make 'resolv.conf' immutable:
.. code-block:: console
$ sudo chattr +i /etc/resolv.conf
Now copy the following lines from 'resolv.conf':
.. code-block:: console
[network]
generateResolvConf = false
Then, go to the 'wsl.conf' file in '/etc' and paste the lines there.
Please use 'sudo' here as well to avoid "File wsl.conf is unwritable" errors.
.. code-block:: console
$ sudo nano wsl.conf
In order to test your DNS server connection, please ping 8.8.8.8 on the terminal:
.. code-block:: console
$ ping 8.8.8.8
PING 8.8.8.8 (8.8.8.8) 56(84) bytes of data.
64 bytes from 8.8.8.8: icmp_seq=1 ttl=116 time=9.58 ms
64 bytes from 8.8.8.8: icmp_seq=2 ttl=116 time=45.8 ms
64 bytes from 8.8.8.8: icmp_seq=3 ttl=116 time=9.62 ms
64 bytes from 8.8.8.8: icmp_seq=4 ttl=116 time=11.4 ms
64 bytes from 8.8.8.8: icmp_seq=5 ttl=116 time=12.2 ms
64 bytes from 8.8.8.8: icmp_seq=6 ttl=116 time=8.69 ms
64 bytes from 8.8.8.8: icmp_seq=7 ttl=116 time=52.4 ms
64 bytes from 8.8.8.8: icmp_seq=8 ttl=116 time=11.0 ms
...
While still in /etc, run the following commands:
.. code-block:: console
$ sudo apt-get update
$ sudo apt-get dist-upgrade
$ sudo apt-get install --reinstall ca-certificates
$ sudo update-ca-certificates
Finally, head back to your home directory and jump to 'Get the VPP Sources'.
.. _setupproxies:
Set up Proxies
@ -45,6 +129,13 @@ installed, by entering the following commands:
There should be no output, or no packages shown after the above commands are run.
Please make sure **make** is installed before running the next command.
If it is not installed, run the following command first:
.. code-block:: console
$ sudo apt install make
Run the following **make** command to install the dependencies for FD.io VPP.
If the download hangs at any point, then you may need to
@ -119,9 +210,19 @@ Use the following **make** command below to build the release version of FD.io V
$ make build-release
Installing External Dependencies
-------------------------------------------
At this point, there are still some VPP external dependencies left to install. They could be installed
using 'make-build', but this only installs them locally in the VPP tree, not in the operating system.
In order to fix this and save time, run the following command:
.. code-block:: console
$ make install-ext-deps
-------------------------------------------
Building Necessary Packages
--------------------------------------------
-------------------------------------------
The package that needs to be built depends on the type system VPP will be running on:

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@ -33,6 +33,13 @@ _________________________
With the following commands you can run VPP and then be dropped into the GDB prompt.
Before running either command, please make sure that the 'gdb' package is installed.
If it's not installed, run the following command first:
.. code-block:: console
$ sudo apt install gdb
Running the release image:
.. code-block:: console
@ -46,3 +53,4 @@ Running the debug image:
# make debug
(gdb)