%if 0%{?fedora} || 0%{?rhel} == 6
%global with_devel 1
%global with_bundled 0
%global with_debug 0
%global with_check 1
%global with_unit_test 1
%else
%global with_devel 0
%global with_bundled 0
%global with_debug 0
%global with_check 0
%global with_unit_test 0
%endif

%if 0%{?with_debug}
%global _dwz_low_mem_die_limit 0
%else
%global debug_package   %{nil}
%endif

%define copying() \
%if 0%{?fedora} >= 21 || 0%{?rhel} >= 7 \
%license %{*} \
%else \
%doc %{*} \
%endif

%global provider        github
%global provider_tld    com
%global project         grpc
%global repo            grpc-go
# https://github.com/grpc/grpc-go
%global provider_prefix %{provider}.%{provider_tld}/%{project}/%{repo}
%global import_path     google.golang.org/grpc
%global commit          d286668e5153f1143d4181d8dfa47241616d0ceb
%global shortcommit     %(c=%{commit}; echo ${c:0:7})

Name:           golang-%{provider}-%{project}-%{repo}
Version:        0
Release:        0.1.git%{shortcommit}%{?dist}
Summary:        The Go language implementation of gRPC. HTTP/2 based RPC
License:        BSD
URL:            https://%{provider_prefix}
Source0:        https://%{provider_prefix}/archive/%{commit}/%{repo}-%{shortcommit}.tar.gz

# If go_arches not defined fall through to implicit golang archs
%if 0%{?go_arches:1}
ExclusiveArch:  %{go_arches}
%else
ExclusiveArch:   %{ix86} x86_64 %{arm}
%endif
# If gccgo_arches does not fit or is not defined fall through to golang
%ifarch 0%{?gccgo_arches}
BuildRequires:   gcc-go >= %{gccgo_min_vers}
%else
BuildRequires:   golang
%endif

%description
%{summary}

%if 0%{?with_devel}
%package devel
Summary:       %{summary}
BuildArch:     noarch

%if 0%{?with_check}
BuildRequires: golang(github.com/bradfitz/http2)
BuildRequires: golang(github.com/bradfitz/http2/hpack)
BuildRequires: golang(github.com/golang/glog)
BuildRequires: golang(github.com/golang/protobuf/proto)
BuildRequires: golang(golang.org/x/net/context)
BuildRequires: golang(golang.org/x/net/trace)
BuildRequires: golang(golang.org/x/oauth2)
BuildRequires: golang(golang.org/x/oauth2/google)
BuildRequires: golang(golang.org/x/oauth2/jwt)
%endif

Requires:      golang(github.com/bradfitz/http2)
Requires:      golang(github.com/bradfitz/http2/hpack)
Requires:      golang(github.com/golang/glog)
Requires:      golang(github.com/golang/protobuf/proto)
Requires:      golang(golang.org/x/net/context)
Requires:      golang(golang.org/x/net/trace)
Requires:      golang(golang.org/x/oauth2)
Requires:      golang(golang.org/x/oauth2/google)
Requires:      golang(golang.org/x/oauth2/jwt)

Provides:      golang(%{import_path}) = %{version}-%{release}
Provides:      golang(%{import_path}/benchmark) = %{version}-%{release}
Provides:      golang(%{import_path}/benchmark/grpc_testing) = %{version}-%{release}
Provides:      golang(%{import_path}/benchmark/stats) = %{version}-%{release}
Provides:      golang(%{import_path}/codes) = %{version}-%{release}
Provides:      golang(%{import_path}/credentials) = %{version}-%{release}
Provides:      golang(%{import_path}/credentials/oauth) = %{version}-%{release}
Provides:      golang(%{import_path}/grpclog) = %{version}-%{release}
Provides:      golang(%{import_path}/grpclog/glogger) = %{version}-%{release}
Provides:      golang(%{import_path}/health) = %{version}-%{release}
Provides:      golang(%{import_path}/health/grpc_health) = %{version}-%{release}
Provides:      golang(%{import_path}/interop/grpc_testing) = %{version}-%{release}
Provides:      golang(%{import_path}/metadata) = %{version}-%{release}
Provides:      golang(%{import_path}/test/codec_perf) = %{version}-%{release}
Provides:      golang(%{import_path}/test/grpc_testing) = %{version}-%{release}
Provides:      golang(%{import_path}/transport) = %{version}-%{release}

%description devel
%{summary}

This package contains library source intended for
building other packages which use import path with
%{import_path} prefix.
%endif

%if 0%{?with_unit_test}
%package unit-test
Summary:         Unit tests for %{name} package
# If go_arches not defined fall through to implicit golang archs
%if 0%{?go_arches:1}
ExclusiveArch:  %{go_arches}
%else
ExclusiveArch:   %{ix86} x86_64 %{arm}
%endif
# If gccgo_arches does not fit or is not defined fall through to golang
%ifarch 0%{?gccgo_arches}
BuildRequires:   gcc-go >= %{gccgo_min_vers}
%else
BuildRequires:   golang
%endif

%if 0%{?with_check}
#Here comes all BuildRequires: PACKAGE the unit tests
#in %%check section need for running
%endif

# test subpackage tests code from devel subpackage
Requires:        %{name}-devel = %{version}-%{release}

%description unit-test
%{summary}

This package contains unit tests for project
providing packages with %{import_path} prefix.
%endif

%prep
%setup -q -n %{repo}-%{commit}

%build

%install
# source codes for building projects
%if 0%{?with_devel}
install -d -p %{buildroot}/%{gopath}/src/%{import_path}/
# find all *.go but no *_test.go files and generate unit-test.file-list
for file in $(find . -iname "*.go" \! -iname "*_test.go") ; do
    install -d -p %{buildroot}/%{gopath}/src/%{import_path}/$(dirname $file)
    cp $file %{buildroot}/%{gopath}/src/%{import_path}/$file
    echo "%%{gopath}/src/%%{import_path}/$file" >> devel.file-list
done
%endif

# testing files for this project
%if 0%{?with_unit_test}
install -d -p %{buildroot}/%{gopath}/src/%{import_path}/
chmod -x %{buildroot}%{gopath}/src/%{import_path}/interop/grpc_testing/test.pb.go
for ext in .pem .key .proto _test.go; do
    # find all files with $ext prefix and generate unit-test.file-list
    for file in $(find . -iname "*${ext}"); do
        install -d -p %{buildroot}/%{gopath}/src/%{import_path}/$(dirname $file)
        cp $file %{buildroot}/%{gopath}/src/%{import_path}/$file
        echo "%%{gopath}/src/%%{import_path}/$file" >> unit-test.file-list
    done
done
%endif

%check
%if 0%{?with_check} && 0%{?with_unit_test} && 0%{?with_devel}
%ifarch 0%{?gccgo_arches}
function gotest { %{gcc_go_test} "$@"; }
%else
%if 0%{?golang_test:1}
function gotest { %{golang_test} "$@"; }
%else
function gotest { go test "$@"; }
%endif
%endif

export GOPATH=%{buildroot}/%{gopath}:%{gopath}
gotest %{import_path}
gotest %{import_path}/benchmark
gotest %{import_path}/metadata
gotest %{import_path}/test
gotest %{import_path}/transport
%endif

%if 0%{?with_devel}
%files devel -f devel.file-list
%copying LICENSE
%doc grpc-auth-support.md README.md CONTRIBUTING.md
%dir %{gopath}/src/google.golang.org
%dir %{gopath}/src/%{import_path}
%endif

%if 0%{?with_unit_test}
%files unit-test -f unit-test.file-list
%copying LICENSE
%doc grpc-auth-support.md README.md CONTRIBUTING.md
%endif

%changelog
* Tue Jul 28 2015 jchaloup <jchaloup@redhat.com> - 0-0.1.gitd286668
- First package for Fedora
  resolves: #1246205