Re: [PATCH v2 6/6] recipes-app/example-raw: add an example on how to use dpkg-raw

[Andreas Reichel <andreas.reichel.ext@siemens.com>]

On Tue, Sep 12, 2017 at 05:58:10PM +0200, [ext] Henning Schild wrote:
> Issue:
> It might not be clear to a user how to make use of the class
> dpkg-raw.
> 
> Change:
> Add an example that demonstrates some features.
> 
> Impact:
> This patch does not change the behaviour of Isar. It addresses the issue
> partially, documentation would also be useful.
> 
> Signed-off-by: Henning Schild <henning.schild@siemens.com>
> ---
>  .../recipes-app/example-raw/example-raw_0.1.bb     | 35 ++++++++++++++++++++++
>  meta-isar/recipes-app/example-raw/files/README     |  1 +
>  meta-isar/recipes-app/example-raw/files/postinst   | 16 ++++++++++
>  3 files changed, 52 insertions(+)
>  create mode 100644 meta-isar/recipes-app/example-raw/example-raw_0.1.bb
>  create mode 100644 meta-isar/recipes-app/example-raw/files/README
>  create mode 100644 meta-isar/recipes-app/example-raw/files/postinst
> 
> diff --git a/meta-isar/recipes-app/example-raw/example-raw_0.1.bb b/meta-isar/recipes-app/example-raw/example-raw_0.1.bb
> new file mode 100644
> index 0000000..d548465
> --- /dev/null
> +++ b/meta-isar/recipes-app/example-raw/example-raw_0.1.bb
> @@ -0,0 +1,35 @@
> +# Sample application using dpkg-raw, which turns a folder (${D}) of
> +# files into a .deb 
> +#
> +# This software is a part of ISAR.
> +
> +DESCRIPTION = "Sample application for ISAR"
> +MAINTAINER = "Your name here <you@domain.com>"
> +DEBIAN_DEPENDS = "apt"
> +
> +SRC_URI = "file://README \
> +	   file://postinst"
> +
> +inherit dpkg-raw
> +
> +do_populate_package() {
> +	bbnote "Creating ${PN} binary"
> +	echo "#!/bin/sh" > ${WORKDIR}/${PN}
> +	echo "echo Hello ISAR! ${PN}_${PV}" >> ${WORKDIR}/${PN}

Maybe "Creating executable content"? Nowhere a binary is created...

> +
> +	bbnote "Putting ${PN} into package"
> +	install -v -d ${D}/usr/local/bin/
> +	install -v -m 755 ${WORKDIR}/${PN} ${D}/usr/local/bin/${PN}
> +
Maybe "Packaging ${PN}" ?

> +	bbnote "Now copy ${FILESDIR}/README into package"
> +	install -v -d ${D}/usr/local/doc/
> +	install -v -m 644 ${WORKDIR}/README ${D}/usr/local/doc/README-${P}
> +
> +	bbnote "Now for a debian hook, see dpkg-deb"
> +	install -v -m 755 ${WORKDIR}/postinst ${D}/DEBIAN/postinst
> +
> +	bbnote "Now for a fake config file"

Maybe "Generating config file"

Kind regards
Andreas
> +	echo "# empty config file" > ${WORKDIR}/${PN}.conf
> +	install -v -d ${D}/usr/local/etc/
> +	install -v -m 644 ${WORKDIR}/${PN}.conf ${D}/usr/local/etc/${PN}.conf
> +}
> diff --git a/meta-isar/recipes-app/example-raw/files/README b/meta-isar/recipes-app/example-raw/files/README
> new file mode 100644
> index 0000000..6e2ce0f
> --- /dev/null
> +++ b/meta-isar/recipes-app/example-raw/files/README
> @@ -0,0 +1 @@
> +This is an example file that we get from FILESDIR in recipe.
> diff --git a/meta-isar/recipes-app/example-raw/files/postinst b/meta-isar/recipes-app/example-raw/files/postinst
> new file mode 100644
> index 0000000..a28afa3
> --- /dev/null
> +++ b/meta-isar/recipes-app/example-raw/files/postinst
> @@ -0,0 +1,16 @@
> +#!/bin/sh
> +
> +set -e
> +
> +if ! getent group isar >/dev/null; then
> +	addgroup --quiet --system isar
> +fi
> +
> +if ! getent passwd isar >/dev/null; then
> +	useradd --system --gid isar --create-home \
> +		--home /var/lib/isar --no-user-group \
> +		--comment "My isar user" \
> +		isar
> +fi
> +
> +chown -R isar:isar /var/lib/isar
> -- 
> 2.13.5
> 
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-- 
Andreas Reichel
Dipl.-Phys. (Univ.)
Software Consultant

Andreas.Reichel@tngtech.com, +49-174-3180074
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