##
##  skyapi.spec -- OpenPKG RPM Package Specification
##  Copyright (c) 2000-2022 OpenPKG Project <http://openpkg.org/>
##
##  Permission to use, copy, modify, and distribute this software for
##  any purpose with or without fee is hereby granted, provided that
##  the above copyright notice and this permission notice appear in all
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##
##  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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##  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
##  IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
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##  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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##  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
##  SUCH DAMAGE.
##

#   package version
%define       V_opkg  20190111
%define       V_dist  20190111

#   package information
Name:         skyapi
Summary:      Websocket API for SkyDNS/EtcD
URL:          https://github.com/mediocregopher/skyapi
Vendor:       Brian Picciano
Packager:     OpenPKG Project
Distribution: OpenPKG Community
Class:        EVAL
Group:        Networking
License:      Apache
Version:      %{V_opkg}
Release:      20190111

#   list of sources
Source0:      http://download.openpkg.org/components/versioned/skyapi/skyapi-%{V_dist}.tar.gz
Source1:      rc.skyapi
Source2:      skyapi.conf

#   build information
BuildPreReq:  OpenPKG, openpkg >= 20160101, go
PreReq:       OpenPKG, openpkg >= 20160101, etcd, skydns

%description
    SkyAPI is a simple WebSocket API which sits in front of SkyDNS/etcd
    and manages active processes for services. On opening connection, it
    inserts entries into SkyDNS, on closing connection it removes the
    entries.

%track
    prog skyapi = {
        version   = %{version}
        url       = http://download.openpkg.org/components/versioned/skyapi/
        regex     = skyapi-(__VER__)\.tar\.gz
    }

%prep
    %setup -q -n skyapi

%build
    #   build program
    export GOPATH=`pwd`
    (   cd src/github.com/mediocregopher/skyapi/
        go build -x
    ) || exit $?

%install
    #   create directory hierarchy
    %{l_shtool} mkdir -f -p -m 755 \
        $RPM_BUILD_ROOT%{l_prefix}/sbin \
        $RPM_BUILD_ROOT%{l_prefix}/etc/rc.d \
        $RPM_BUILD_ROOT%{l_prefix}/etc/skyapi \
        $RPM_BUILD_ROOT%{l_prefix}/var/skyapi/run \
        $RPM_BUILD_ROOT%{l_prefix}/var/skyapi/log

    #   install program
    %{l_shtool} install -c -s -m 755 \
        src/github.com/mediocregopher/skyapi/skyapi \
        $RPM_BUILD_ROOT%{l_prefix}/sbin/

    #   install default configuration
    %{l_shtool} install -c -m 644 %{l_value -s -a} \
        %{SOURCE skyapi.conf} $RPM_BUILD_ROOT%{l_prefix}/etc/skyapi/

    #   install run-command script
    %{l_shtool} install -c -m 755 %{l_value -s -a} \
        %{SOURCE rc.skyapi} $RPM_BUILD_ROOT%{l_prefix}/etc/rc.d/

    #   determine installation files
    %{l_rpmtool} files -v -ofiles -r$RPM_BUILD_ROOT \
        %{l_files_std} \
        '%config %{l_prefix}/etc/skyapi/*' \
        '%attr(-,%{l_nusr},%{l_ngrp}) %{l_prefix}/var/skyapi/*'

%files -f files

%clean

%post
    #   after upgrade, restart service
    [ $1 -eq 2 ] || exit 0
    eval `%{l_rc} skyapi status 2>/dev/null`
    [ ".$skyapi_active" = .yes ] && %{l_rc} skyapi restart
    exit 0

%preun
    #   before erase, stop service and remove log files
    [ $1 -eq 0 ] || exit 0
    %{l_rc} skyapi stop 2>/dev/null
    rm -rf $RPM_INSTALL_PREFIX/var/skyapi/log/* >/dev/null 2>&1 || true
    rm -rf $RPM_INSTALL_PREFIX/var/skyapi/run/* >/dev/null 2>&1 || true
    exit 0