[PATCH] procd: add info json output

[Adrian Schmutzler]

Hi,

> -----Original Message-----
> From: openwrt-devel [mailto:openwrt-devel-bounces at lists.openwrt.org]
> On Behalf Of Florian Eckert
> Sent: Montag, 14. Dezember 2020 13:36
> To: daniel at makrotopia.org
> Cc: openwrt-devel at lists.openwrt.org; Florian Eckert <fe at dev.tdt.de>;
> Florian.Eckert at googlemail.com
> Subject: [PATCH] procd: add info json output

please bump PKG_RELEASE for both packages.

Best

Adrian

> 
> By adding the extra command `info` it is now possible to retrieve all relevant
> data from a procd started service directly via the init script.
> 
> Until now, you have to query the ubus with the command:
> ubus call service list '{"name":"<xxx>","verbose":true}'
> 
> With this change, the init script is now used with the command:
> /etc/init.d/<xxx> info
> 
> Signed-off-by: Florian Eckert <fe at dev.tdt.de>
> ---
>  package/base-files/files/etc/rc.common |  5 +++++
>  package/system/procd/files/procd.sh    | 14 ++++++++++++++
>  2 files changed, 19 insertions(+)
> 
> diff --git a/package/base-files/files/etc/rc.common b/package/base-
> files/files/etc/rc.common
> index f39b69464e..c7fde31d41 100755
> --- a/package/base-files/files/etc/rc.common
> +++ b/package/base-files/files/etc/rc.common
> @@ -121,6 +121,7 @@ extra_command "enabled" "Check if service is started
> on boot"
>  	extra_command "running" "Check if service is running"
>  	extra_command "status" "Service status"
>  	extra_command "trace" "Start with syscall trace"
> +	extra_command "info" "Dump service info as json"
> 
>  	. $IPKG_INSTROOT/lib/functions/procd.sh
>  	basescript=$(readlink "$initscript")
> @@ -173,6 +174,10 @@ extra_command "enabled" "Check if service is
> started on boot"
>  			_procd_status "$(basename ${basescript:-
> $initscript})" "$1"
>  		fi
>  	}
> +
> +	info() {
> +		_procd_info "$(basename ${basescript:-$initscript})"
> +	}
>  }
> 
>  ALL_COMMANDS="${ALL_COMMANDS} ${EXTRA_COMMANDS}"
> diff --git a/package/system/procd/files/procd.sh
> b/package/system/procd/files/procd.sh
> index d86b7219da..1969cdf973 100644
> --- a/package/system/procd/files/procd.sh
> +++ b/package/system/procd/files/procd.sh
> @@ -474,6 +474,20 @@ _procd_status() {
>  	fi
>  }
> 
> +_procd_info() {
> +	local service="$1"
> +	local data
> +
> +	data=$(_procd_ubus_call list | jsonfilter -e '@["'"$service"'"]')
> +	[ -z "$data" ] && { echo "not found"; return 3; }
> +
> +	json_init
> +	json_add_string name "$service"
> +	json_add_boolean verbose "1"
> +	json_add_string name "$service"
> +	_procd_ubus_call list
> +}
> +
>  procd_open_data() {
>  	local name="$1"
>  	json_set_namespace procd __procd_old_cb
> --
> 2.20.1
> 
> 
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