Re: [PATCH 9/9] doc: Creation of local apt repo caching upstream Debian packages

[Claudius Heine <claudius.heine.ext@siemens.com>]

On 10/2/18 2:19 PM, Maxim Yu. Osipov wrote:
> Signed-off-by: Alexander Smirnov <asmirnov@ilbers.de>
> Signed-off-by: Maxim Yu. Osipov <mosipov@ilbers.de>
> ---
>   doc/user_manual.md | 39 +++++++++++++++++++++++++++++++++++++++
>   1 file changed, 39 insertions(+)
> 
> diff --git a/doc/user_manual.md b/doc/user_manual.md
> index db58cf1..d69dd0d 100644
> --- a/doc/user_manual.md
> +++ b/doc/user_manual.md
> @@ -19,6 +19,8 @@ Copyright (C) 2016-2017, ilbers GmbH
>    - [Add a Custom Application](https://github.com/ilbers/isar/blob/master/doc/user_manual.md#add-a-custom-application)
>    - [Enabling Cross-compilation](https://github.com/ilbers/isar/blob/master/doc/user_manual.md#isar-cross-compilation)
>    - [Create an ISAR SDK root filesystem](https://github.com/ilbers/isar/blob/master/doc/user_manual.md#create-an-isar-sdk-root-filesystem)
> + - [Creation of local apt repo caching upstream Debian packages](https://github.com/ilbers/isar/blob/master/doc/user_manual.md#creation-repo-caching-upstream-debian)

On another point. Why not use links like?

     [Creation of local apt repo caching upstream Debian 
packages](#creation-repo-caching-upstream-debian)

> +
>   
>   ## Introduction
>   
> @@ -686,3 +688,40 @@ ii  crossbuild-essential-armhf           12.3                   all          Inf
>   /usr/share/doc/libhello-dev/copyright
>   ~#
>   ```
> +
> +## Creation of local apt repo caching upstream Debian packages
> +
> +### Motivation
> +
> +Cache upstream debian packages to reduce time for further downloads and to be able to work offline.
> +
> +### Solution
> +
> + - Trigger creation of local apt caching Debian packages during image generation.
> +
> +```
> +bitbake -c cache_base_repo multiconfig:qemuarm-stretch:isar-image-base
> +```
> +
> + - Set `ISAR_USE_CACHED_BASE_REPO` in `conf/local.conf`:
> +
> +```
> +# Uncomment this to enable use of cached base repository
> +#ISAR_USE_CACHED_BASE_REPO ?= "1"
> +```
> + - Remove build artifacts to use only local base-apt:
> +
> +```
> +sudo rm -rf tmp/stamps/ tmp/work/ tmp/deploy/isar-apt/ tmp/deploy/images
> +
> +```
> +
> + - Trigger again generation of image (now using local caching repo):
> +
> +```
> +bitbake multiconfig:qemuarm-stretch:isar-image-base
> +```
> +
> +### Limitation
> +
> +So far the local base-apt repo is not gpg signed.
> 

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