#!/usr/bin/bash
# shellcheck disable=SC2034,SC2154,SC2164
pkgname=('rdma-core')
_srcname='rdma-core'
pkgdesc='RDMA core userspace libraries and daemons'
pkgver='12'
pkgrel='1'
_tag="${_srcname}-${pkgver}"
arch=('x86_64')
url="https://github.com/linux-rdma/${_srcname}"
license=('GPL2' 'custom:OpenIB.org BSD (MIT variant)')

depends=('libnl')
makedepends=('git' 'cmake' 'gcc' 'libnl' 'libsystemd' 'systemd' 'pkg-config' 'ninja' 'bash')
_provides=("${pkgname[0]%-git}" 'rdma' 'ibacm' 'iwpmd' 'libibcm' 'libibumad' 'libibverbs'
           'librdmacm' 'libcxgb3' 'libcxgb4' 'libmlx4' 'libmlx5' 'libmthca' 'libnes' 'libocrdma'
           'srptools')
provides=("${_provides[@]}")
conflicts=("${_provides[@]}")
replaces=("${_provides[@]:1}")

source=("${_srcname}::git+${url}.git#tag=${_tag}")
sha512sums=('SKIP')
validpgpkeys=('AE6B1BDA122B23B4265B1274B826A3330E572FDD')

_validate_tag() {
  local success fingerprint trusted status

  parse_gpg_statusfile /dev/stdin < <( git verify-tag --raw "${_tag}" 2>&1 )

  if (( ! success )); then
    error 'failed to validate tag %s\n' "${_tag}"
    return 1
  fi

  if ! in_array "${fingerprint}" "${validpgpkeys[@]}" && (( ! trusted )); then
    error 'unknown or untrusted public key: %s\n' "${fingerprint}"
    return 1
  fi

  case "${status}" in
    'expired')
      warning 'the signature has expired'
      ;;
    'expiredkey')
      warning 'the key has expired'
      ;;
  esac

  return 0
}

prepare() {
    cd "${srcdir}/${_srcname}"

    _validate_tag || return

    find redhat -type f -exec sed --in-place \
        --expression='s|/usr/libexec|/usr/lib/rdma|g' \
        --expression='s|/usr/sbin|/usr/bin|g' \
        --expression='s|/sbin|/usr/bin|g' \
        '{}' '+'
}

build() {
    cd "${srcdir}/${_srcname}"

    mkdir build
    cd build
    cmake \
        -GNinja \
        -DENABLE_VALGRIND=0 \
        -DCMAKE_BUILD_TYPE='Release' \
        -DCMAKE_INSTALL_PREFIX='/usr' \
        -DCMAKE_INSTALL_SBINDIR='bin' \
        -DCMAKE_INSTALL_LIBDIR='lib' \
        -DCMAKE_INSTALL_LIBEXECDIR='lib/rdma' \
        -DCMAKE_INSTALL_SYSCONFDIR='/etc' \
        ..
    ninja
}

package() {
    cd "${srcdir}/${_srcname}/build"
    export DESTDIR="${pkgdir}"
    ninja install

    rm --recursive "${pkgdir}/etc/init.d"

    cd "${srcdir}/${_srcname}/redhat"
    install -D --mode=0644 rdma.conf "${pkgdir}/etc/rdma/rdma.conf"
    install -D --mode=0644 rdma.sriov-vfs "${pkgdir}/etc/rdma/sriov-vfs"
    install -D --mode=0644 rdma.mlx4.conf "${pkgdir}/etc/rdma/mlx4.conf"
    install -D --mode=0644 rdma.service "${pkgdir}/usr/lib/systemd/system/rdma.service"
    install -D --mode=0644 rdma.udev-ipoib-naming.rules "${pkgdir}/etc/udev/rules.d/70-persistent-ipoib.rules"
    install -D --mode=0644 rdma.mlx4.user.modprobe "${pkgdir}/etc/modprobe.d/mlx4.conf"
    install -D --mode=0755 rdma.modules-setup.sh "${pkgdir}/usr/lib/dracut/modules.d/05rdma/module-setup.sh"
    install -D --mode=0644 rdma.udev-rules "${pkgdir}/usr/lib/udev/rules.d/98-rdma.rules"
    install -D --mode=0644 rdma.mlx4.sys.modprobe "${pkgdir}/usr/lib/modprobe.d/libmlx4.conf"
    install -D --mode=0644 rdma.cxgb3.sys.modprobe "${pkgdir}/usr/lib/modprobe.d/cxgb3.conf"
    install -D --mode=0644 rdma.cxgb4.sys.modprobe "${pkgdir}/usr/lib/modprobe.d/cxgb4.conf"
    install -D --mode=0755 rdma.kernel-init "${pkgdir}/usr/lib/rdma/rdma-init-kernel"
    install -D --mode=0755 rdma.sriov-init "${pkgdir}/usr/lib/rdma/rdma-set-sriov-vf"
    install -D --mode=0644 rdma.fixup-mtrr.awk "${pkgdir}/usr/lib/rdma/rdma-fixup-mtrr.awk"
    install -D --mode=0755 rdma.mlx4-setup.sh "${pkgdir}/usr/lib/rdma/mlx4-setup.sh"
    install -D --mode=0644 ibacm.service "${pkgdir}/usr/lib/systemd/system/ibacm.service"
    install -D --mode=0644 srp_daemon.service "${pkgdir}/usr/lib/systemd/system/srp_daemon.service"

    cd "${srcdir}/${_srcname}"
    install -D --mode=0644 COPYING.BSD_MIT "${pkgdir}/usr/share/licenses/${pkgname[0]%-git}/COPYING.BSD_MIT"
}