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# Maintainer: jc_gargma <jc_gargma@iserlohn-fortress.net>
# Maintainer: David Runge <dvzrv@archlinux.org>
# Maintainer (Arch): Levente Polyak <anthraxx[at]archlinux[dot]org>
# Maintainer (Arch): Giancarlo Razzolini <grazzolini@archlinux.org>
# Contributor (Arch): Gaetan Bisson <bisson@archlinux.org>
# Contributor (Arch): Aaron Griffin <aaron@archlinux.org>
# Contributor (Arch): judd <jvinet@zeroflux.org>

# # I maintain this because:
# Artix version lacks additional optimization and hardening flags
# Arch version lacks openrc support

pkgname=openssh
pkgver=9.6p1
pkgrel=3
pkgdesc="SSH protocol implementation for remote login, command execution and file transfer"
arch=(x86_64)
url='https://www.openssh.com/portable.html'
license=(
  BSD-2-Clause
  BSD-3-Clause
  ISC
  LicenseRef-Public-Domain
  MIT
)
depends=(
  glibc
)
makedepends=(
  krb5
  libedit
  libfido2
  libxcrypt
  linux-headers
  openssl
  pam
  zlib
)
optdepends=(
  'libfido2: FIDO/U2F support'
  'sh: for ssh-copy-id and findssl.sh'
  'x11-ssh-askpass: input passphrase in X'
  'xorg-xauth: X11 forwarding'
)
backup=(
  etc/pam.d/sshd
  etc/ssh/ssh_config
  etc/ssh/sshd_config
)
# # For some reason this breaks compiling. "error: C compiler cannot create executables"
# # But old-fashioned raw injection of -flto=auto via export doesn't.
#options=('lto')
#options=('debug')
source=(
  https://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/$pkgname-$pkgver.tar.gz{,.asc}
  99-archlinux.conf
  openssh.tmpfiles
  sshd.pam
)
sha256sums=('910211c07255a8c5ad654391b40ee59800710dd8119dd5362de09385aa7a777c'
            'SKIP'
            '78b806c38bc1e246daaa941bfe7880e6eb6f53f093bea5d5868525ae6d223d30'
            '975904668c3c98fff5dbf840717ae959593fa05e90e215e67bf7ee24369d6369'
            'a979e236681c6a06906937cf0f012e976347af5d6d7e7ae04a11acb01cc2689d')
b2sums=('dd7f6747fe89f7b386be4faaf7fc43398a9bf439e45608ae61c2126cf8743c64ef7b5af45c75e9007b0bda525f8809261ca0f2fc47ce60177ba769a5324719dd'
        'SKIP'
        '1ff8cd4ae22efed2b4260f1e518de919c4b290be4e0b5edbc8e2225ffe63788678d1961e6f863b85974c4697428ee827bcbabad371cfc91cc8b36eae9402eb97'
        '43bf32158d6b14cf298e5e92a54d93577d6a45b32b3c0fad7a3722e55a53e446fd30df10002bc945c71528904bb397aaadc4f439dd81e5a87263a31b1daa7fc2'
        'a61b50849a4efe66b3341fd312531dde54917cf138ddb458973632de7ff815dddeeff432ff84fb0d63d94a46a331b6bb736ae0e260f8cc7f82beb3c0a9c0d602')
validpgpkeys=('7168B983815A5EEF59A4ADFD2A3F414E736060BA')  # Damien Miller <djm@mindrot.org>
# https://ftp.openbsd.org/pub/OpenBSD/OpenSSH/RELEASE_KEY.asc

prepare() {
  cd $pkgname-$pkgver
  # remove variable (but useless) first line in config (related to upstream VCS)
  sed '/^#.*\$.*\$$/d' -i ssh{,d}_config

  # prepend configuration option to include drop-in configuration files for sshd_config
  printf "# Include drop-in configurations\nInclude /etc/ssh/sshd_config.d/*.conf\n" | cat - sshd_config > sshd_config.tmp
  mv -v sshd_config.tmp sshd_config
  # prepend configuration option to include drop-in configuration files for ssh_config
  printf "# Include drop-in configurations\nInclude /etc/ssh/ssh_config.d/*.conf\n" | cat - ssh_config > ssh_config.tmp
  mv -v ssh_config.tmp ssh_config

  # extract separate licenses
  sed -n '89,113p' LICENCE > ../rijndael.Public-Domain.txt
  sed -n '116,145p' LICENCE > ../ssh.BSD-3-Clause.txt
  sed -n '148,209p' LICENCE > ../BSD-2-Clause.txt
  sed -n '213,218p' LICENCE > ../snprintf.Public-Domain.txt
  sed -n '222,258p' LICENCE > ../openbsd-compat.BSD-3-Clause.txt
  sed -n '260,278p' LICENCE > ../openbsd-compat.ISC.txt
  sed -n '280,308p' LICENCE > ../openbsd-compat.MIT.txt
  sed -n '280,308p' LICENCE > ../openbsd-compat.MIT.txt
  sed -n '310,338p' LICENCE > ../blowfish.BSD-3-Clause.txt
  sed -n '340,368p' LICENCE > ../replacement.BSD-2-Clause.txt
}

build() {
  local configure_options=(
    --prefix=/usr
    --sbindir=/usr/bin
    --libexecdir=/usr/lib/ssh
    --sysconfdir=/etc/ssh
    --disable-strip
    --with-libedit
    --with-security-key-builtin
    --with-ssl-engine
    --with-pam
    --with-privsep-user=nobody
    --with-kerberos5=/usr
    --with-xauth=/usr/bin/xauth
    --with-pid-dir=/run
    --with-default-path='/usr/local/sbin:/usr/local/bin:/usr/bin'
    --without-zlib-version-check
  )

  cd $pkgname-$pkgver

  # -fPIE causes test errors
  export CFLAGS="$CFLAGS -O3 -fstack-protector-all -flto=auto -fPIC"
  export CXXFLAGS="$CXXFLAGS -O3 -fstack-protector-all -flto=auto -fPIC"
  #export LDFLAGS="$LDFLAGS,-pie"

  ./configure "${configure_options[@]}"
  make
}

check() {
  cd $pkgname-$pkgver

  # NOTE: make t-exec does not work in our build environment
  make file-tests interop-tests unit
}

package() {
  depends+=(
    krb5 libkrb5.so libgssapi_krb5.so
    libedit libedit.so
    libxcrypt libcrypt.so
    openssl libcrypto.so
    pam libpam.so
    zlib libz.so
  )

  cd $pkgname-$pkgver

  make DESTDIR="$pkgdir" install

  install -vDm 644 ../99-archlinux.conf -t "$pkgdir/etc/ssh/sshd_config.d/"
  install -vdm 755 "$pkgdir/etc/ssh/ssh_config.d"

  install -Dm644 LICENCE -t "$pkgdir/usr/share/licenses/$pkgname/"
  install -Dm644 ../*.txt -t "$pkgdir/usr/share/licenses/$pkgname/"

  install -Dm644 ../sshd.conf -t "$pkgdir"/usr/lib/tmpfiles.d/
  install -Dm644 ../sshd.pam "$pkgdir"/etc/pam.d/sshd

  # factory files
  install -Dm644 ../sshd.pam "$pkgdir"/usr/share/factory/etc/pam.d/sshd
  install -Dm644 "$pkgdir/etc/ssh/moduli" -t "$pkgdir"/usr/share/factory/etc/ssh/
  install -Dm644 "$pkgdir/etc/ssh/ssh_config" -t "$pkgdir"/usr/share/factory/etc/ssh/
  install -Dm644 "$pkgdir/etc/ssh/sshd_config" -t "$pkgdir"/usr/share/factory/etc/ssh/
  install -vDm 644 ../99-archlinux.conf -t "$pkgdir/usr/share/factory/etc/ssh/sshd_config.d/"

  install -vDm 644 ../$pkgname.tmpfiles "$pkgdir/usr/lib/tmpfiles.d/$pkgname.conf"


  install -Dm755 contrib/findssl.sh -t "$pkgdir"/usr/bin/
  install -Dm755 contrib/ssh-copy-id -t "$pkgdir"/usr/bin/
  install -Dm644 contrib/ssh-copy-id.1 -t "$pkgdir"/usr/share/man/man1/
}