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path: root/pkgs/development/libraries/oracle-instantclient/default.nix
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{ stdenv, requireFile, libelf, gcc, glibc, patchelf, unzip, rpmextract, libaio
, odbcSupport ? false, unixODBC
}:

assert odbcSupport -> unixODBC != null;

with stdenv.lib;

let
    baseVersion = "12.2";
    requireSource = version: rel: part: hash: (requireFile rec {
      name = "oracle-instantclient${baseVersion}-${part}-${version}-${rel}.x86_64.rpm";
      message = ''
        This Nix expression requires that ${name} already
        be part of the store. Download the file
        manually at

        http://www.oracle.com/technetwork/topics/linuxx86-64soft-092277.html

        and add it to the Nix store using either:
          nix-store --add-fixed sha256 ${name}
        or
          nix-prefetch-url --type sha256 file:///path/to/${name}
      '';
      url = "http://www.oracle.com/technetwork/topics/linuxx86-64soft-092277.html";
      sha256 = hash;
    });
in stdenv.mkDerivation rec {
  version = "${baseVersion}.0.1.0";
  name = "oracle-instantclient-${version}";

  srcBase = (requireSource version "1" "basic" "43c4bfa938af741ae0f9964a656f36a0700849f5780a2887c8e9f1be14fe8b66");
  srcDevel = (requireSource version "1" "devel" "4c7ad8d977f9f908e47c5e71ce56c2a40c7dc83cec8a5c106b9ff06d45bb3442");
  srcSqlplus = (requireSource version "1" "sqlplus" "303e82820a10f78e401e2b07d4eebf98b25029454d79f06c46e5f9a302ce5552");
  srcOdbc = optionalString odbcSupport (requireSource version "2" "odbc" "e870c84d2d4be6f77c0760083b82b7ffbb15a4bf5c93c4e6c84f36d6ed4dfdf1");

  buildInputs = [ glibc patchelf rpmextract ] ++
    optional odbcSupport unixODBC;

  buildCommand = ''
    mkdir -p "${name}"
    cd "${name}"
    ${rpmextract}/bin/rpmextract "${srcBase}"
    ${rpmextract}/bin/rpmextract "${srcDevel}"
    ${rpmextract}/bin/rpmextract "${srcSqlplus}"
    '' + optionalString odbcSupport ''${rpmextract}/bin/rpmextract ${srcOdbc}
    '' + ''
    mkdir -p "$out/"{bin,include,lib,"share/${name}/demo/"}
    mv "usr/share/oracle/${baseVersion}/client64/demo/"* "$out/share/${name}/demo/"
    mv "usr/include/oracle/${baseVersion}/client64/"* "$out/include/"
    mv "usr/lib/oracle/${baseVersion}/client64/lib/"* "$out/lib/"
    mv "usr/lib/oracle/${baseVersion}/client64/bin/"* "$out/bin/"
    ln -s "$out/bin/sqlplus" "$out/bin/sqlplus64"

    for lib in $out/lib/lib*.so; do
      test -f $lib || continue
      chmod +x $lib
      patchelf --force-rpath --set-rpath "$out/lib:${libaio}/lib" \
               $lib
    done

    for lib in $out/lib/libsqora*; do
      test -f $lib || continue
      chmod +x $lib
      patchelf --force-rpath --set-rpath "$out/lib:${unixODBC}/lib" \
               $lib
    done

    for exe in $out/bin/sqlplus; do
      patchelf --set-interpreter $(cat $NIX_CC/nix-support/dynamic-linker) \
               --force-rpath --set-rpath "$out/lib:${libaio}/lib" \
               $exe
    done
  '';

  dontStrip = true;
  dontPatchELF = true;

  meta = with stdenv.lib; {
    description = "Oracle instant client libraries and sqlplus CLI";
    longDescription = ''
      Oracle instant client provides access to Oracle databases (OCI,
      OCCI, Pro*C, ODBC or JDBC). This package includes the sqlplus
      command line SQL client.
    '';
    license = licenses.unfree;
    platforms = [ "x86_64-linux" ];
    maintainers = with maintainers; [ pesterhazy ];
  };
}