15348: Merge branch 'master'
[arvados.git] / build / run-library.sh
index b0068d2112a9ee14d422bb3320126063456f50f8..1971a33d0590fdc6e71ba96101adf697db0eb1c0 100755 (executable)
@@ -40,27 +40,23 @@ EOF
 
 format_last_commit_here() {
     local format="$1"; shift
-    TZ=UTC git log -n1 --first-parent "--format=format:$format" .
+    local dir="${1:-.}"; shift
+    TZ=UTC git log -n1 --first-parent "--format=format:$format" "$dir"
 }
 
 version_from_git() {
     # Output the version being built, or if we're building a
     # dev/prerelease, output a version number based on the git log for
-    # the current working directory.
+    # the given $subdir.
+    local subdir="$1"; shift
     if [[ -n "$ARVADOS_BUILDING_VERSION" ]]; then
         echo "$ARVADOS_BUILDING_VERSION"
         return
     fi
 
-    local git_ts git_hash prefix
-    if [[ -n "$1" ]] ; then
-        prefix="$1"
-    else
-        prefix="0.1"
-    fi
-
-    declare $(format_last_commit_here "git_ts=%ct git_hash=%h")
-    ARVADOS_BUILDING_VERSION="$(git tag -l |sort -V -r |head -n1).$(date -ud "@$git_ts" +%Y%m%d%H%M%S)"
+    local git_ts git_hash
+    declare $(format_last_commit_here "git_ts=%ct git_hash=%h" "$subdir")
+    ARVADOS_BUILDING_VERSION="$($WORKSPACE/build/version-at-commit.sh $git_hash)"
     echo "$ARVADOS_BUILDING_VERSION"
 }
 
@@ -69,11 +65,24 @@ nohash_version_from_git() {
         echo "$ARVADOS_BUILDING_VERSION"
         return
     fi
-    version_from_git $1 | cut -d. -f1-4
+    version_from_git | cut -d. -f1-4
 }
 
 timestamp_from_git() {
-    format_last_commit_here "%ct"
+    local subdir="$1"; shift
+    format_last_commit_here "%ct" "$subdir"
+}
+
+calculate_python_sdk_cwl_package_versions() {
+  python_sdk_ts=$(cd sdk/python && timestamp_from_git)
+  cwl_runner_ts=$(cd sdk/cwl && timestamp_from_git)
+
+  python_sdk_version=$(cd sdk/python && nohash_version_from_git)
+  cwl_runner_version=$(cd sdk/cwl && nohash_version_from_git)
+
+  if [[ $python_sdk_ts -gt $cwl_runner_ts ]]; then
+    cwl_runner_version=$python_sdk_version
+  fi
 }
 
 handle_python_package () {
@@ -103,53 +112,68 @@ handle_ruby_gem() {
     fi
 }
 
-# Usage: package_go_binary services/foo arvados-foo "Compute foo to arbitrary precision"
+calculate_go_package_version() {
+  # $__returnvar has the nameref attribute set, which means it is a reference
+  # to another variable that is passed in as the first argument to this function.
+  # see https://www.gnu.org/software/bash/manual/html_node/Shell-Parameters.html
+  local -n __returnvar="$1"; shift
+  local oldpwd="$PWD"
+
+  cd "$WORKSPACE"
+  go mod download
+
+  # Update the version number and build a new package if the vendor
+  # bundle has changed, or the command imports anything from the
+  # Arvados SDK and the SDK has changed.
+  declare -a checkdirs=(go.mod go.sum)
+  while [ -n "$1" ]; do
+      checkdirs+=("$1")
+      shift
+  done
+  if grep -qr git.arvados.org/arvados .; then
+      checkdirs+=(sdk/go lib)
+  fi
+  local timestamp=0
+  for dir in ${checkdirs[@]}; do
+      cd "$WORKSPACE"
+      ts="$(timestamp_from_git "$dir")"
+      if [[ "$ts" -gt "$timestamp" ]]; then
+          version=$(version_from_git "$dir")
+          timestamp="$ts"
+      fi
+  done
+  cd "$oldpwd"
+  __returnvar="$version"
+}
+
+# Usage: package_go_binary services/foo arvados-foo "Compute foo to arbitrary precision" [apache-2.0.txt]
 package_go_binary() {
     local src_path="$1"; shift
     local prog="$1"; shift
     local description="$1"; shift
     local license_file="${1:-agpl-3.0.txt}"; shift
 
-    if [[ -n "$ONLY_BUILD" ]] && [[ "$prog" != "$ONLY_BUILD" ]] ; then
+    if [[ -n "$ONLY_BUILD" ]] && [[ "$prog" != "$ONLY_BUILD" ]]; then
+      # arvados-workbench depends on arvados-server at build time, so even when
+      # only arvados-workbench is being built, we need to build arvados-server too
+      if [[ "$prog" != "arvados-server" ]] || [[ "$ONLY_BUILD" != "arvados-workbench" ]]; then
         return 0
+      fi
     fi
 
     debug_echo "package_go_binary $src_path as $prog"
 
     local basename="${src_path##*/}"
-
-    mkdir -p "$GOPATH/src/git.curoverse.com"
-    ln -sfn "$WORKSPACE" "$GOPATH/src/git.curoverse.com/arvados.git"
-    (cd "$GOPATH/src/git.curoverse.com/arvados.git" && "$GOPATH/bin/govendor" sync -v)
-
-    cd "$GOPATH/src/git.curoverse.com/arvados.git/$src_path"
-    local version="$(version_from_git)"
-    local timestamp="$(timestamp_from_git)"
-
-    # Update the version number and build a new package if the vendor
-    # bundle has changed, or the command imports anything from the
-    # Arvados SDK and the SDK has changed.
-    declare -a checkdirs=(vendor)
-    if grep -qr git.curoverse.com/arvados .; then
-        checkdirs+=(sdk/go lib)
-    fi
-    for dir in ${checkdirs[@]}; do
-        cd "$GOPATH/src/git.curoverse.com/arvados.git/$dir"
-        ts="$(timestamp_from_git)"
-        if [[ "$ts" -gt "$timestamp" ]]; then
-            version=$(version_from_git)
-            timestamp="$ts"
-        fi
-    done
+    calculate_go_package_version go_package_version $src_path
 
     cd $WORKSPACE/packages/$TARGET
-    test_package_presence $prog $version go
+    test_package_presence $prog $go_package_version go
 
     if [[ "$?" != "0" ]]; then
       return 1
     fi
 
-    go get -ldflags "-X main.version=${version}" "git.curoverse.com/arvados.git/$src_path"
+    go get -ldflags "-X git.arvados.org/arvados.git/lib/cmd.version=${go_package_version} -X main.version=${go_package_version}" "git.arvados.org/arvados.git/$src_path"
 
     local -a switches=()
     systemd_unit="$WORKSPACE/${src_path}/${prog}.service"
@@ -161,7 +185,34 @@ package_go_binary() {
     fi
     switches+=("$WORKSPACE/${license_file}=/usr/share/doc/$prog/${license_file}")
 
-    fpm_build "$GOPATH/bin/${basename}=/usr/bin/${prog}" "${prog}" dir "${version}" "--url=https://arvados.org" "--license=GNU Affero General Public License, version 3.0" "--description=${description}" "${switches[@]}"
+    fpm_build "$GOPATH/bin/${basename}=/usr/bin/${prog}" "${prog}" dir "${go_package_version}" "--url=https://arvados.org" "--license=GNU Affero General Public License, version 3.0" "--description=${description}" "${switches[@]}"
+}
+
+# Usage: package_go_so lib/foo arvados_foo.so arvados-foo "Arvados foo library"
+package_go_so() {
+    local src_path="$1"; shift
+    local sofile="$1"; shift
+    local pkg="$1"; shift
+    local description="$1"; shift
+
+    debug_echo "package_go_so $src_path as $pkg"
+
+    calculate_go_package_version go_package_version $src_path
+    cd $WORKSPACE/packages/$TARGET
+    test_package_presence $pkg $go_package_version go || return 1
+    cd $WORKSPACE/$src_path
+    go build -buildmode=c-shared -o ${GOPATH}/bin/${sofile}
+    cd $WORKSPACE/packages/$TARGET
+    local -a fpmargs=(
+        "--url=https://arvados.org"
+        "--license=Apache License, Version 2.0"
+        "--description=${description}"
+        "$WORKSPACE/apache-2.0.txt=/usr/share/doc/$pkg/apache-2.0.txt"
+    )
+    if [[ -e "$WORKSPACE/$src_path/pam-configs-arvados" ]]; then
+        fpmargs+=("$WORKSPACE/$src_path/pam-configs-arvados=/usr/share/pam-configs/arvados-go")
+    fi
+    fpm_build "$GOPATH/bin/${sofile}=/usr/lib/${sofile}" "${pkg}" dir "${go_package_version}" "${fpmargs[@]}"
 }
 
 default_iteration() {
@@ -194,6 +245,20 @@ _build_rails_package_scripts() {
     done
 }
 
+rails_package_version() {
+    local pkgname="$1"; shift
+    local srcdir="$1"; shift
+    if [[ -n "$ARVADOS_BUILDING_VERSION" ]]; then
+        echo "$ARVADOS_BUILDING_VERSION"
+        return
+    fi
+    local version="$(version_from_git)"
+    if [ $pkgname = "arvados-api-server" -o $pkgname = "arvados-workbench" ] ; then
+       calculate_go_package_version version cmd/arvados-server "$srcdir"
+    fi
+    echo $version
+}
+
 test_rails_package_presence() {
   local pkgname="$1"; shift
   local srcdir="$1"; shift
@@ -206,66 +271,90 @@ test_rails_package_presence() {
 
   cd $srcdir
 
-  local version="$(version_from_git)"
+  local version="$(rails_package_version "$pkgname" "$srcdir")"
 
   cd $tmppwd
 
   test_package_presence $pkgname $version rails "$RAILS_PACKAGE_ITERATION"
 }
 
-test_package_presence() {
-    local pkgname="$1"; shift
-    local version="$1"; shift
-    local pkgtype="$1"; shift
-    local iteration="$1"; shift
-    local arch="$1"; shift
+get_complete_package_name() {
+  # if the errexit flag is set, unset it until this function returns
+  # otherwise, the shift calls below will abort the program if optional arguments are not supplied
+  if [ -o errexit ]; then
+    set +e
+    trap 'set -e' RETURN
+  fi
+  # $__returnvar has the nameref attribute set, which means it is a reference
+  # to another variable that is passed in as the first argument to this function.
+  # see https://www.gnu.org/software/bash/manual/html_node/Shell-Parameters.html
+  local -n __returnvar="$1"; shift
+  local pkgname="$1"; shift
+  local version="$1"; shift
+  local pkgtype="$1"; shift
+  local iteration="$1"; shift
+  local arch="$1"; shift
+  if [[ "$iteration" == "" ]]; then
+      iteration="$(default_iteration "$pkgname" "$version" "$pkgtype")"
+  fi
 
-    if [[ -n "$ONLY_BUILD" ]] && [[ "$pkgname" != "$ONLY_BUILD" ]] ; then
-        return 1
-    fi
+  if [[ "$arch" == "" ]]; then
+    rpm_architecture="x86_64"
+    deb_architecture="amd64"
 
-    if [[ "$iteration" == "" ]]; then
-        iteration="$(default_iteration "$pkgname" "$version" "$pkgtype")"
+    if [[ "$pkgtype" =~ ^(src)$ ]]; then
+      rpm_architecture="noarch"
+      deb_architecture="all"
     fi
 
-    if [[ "$arch" == "" ]]; then
+    # These python packages have binary components
+    if [[ "$pkgname" =~ (ruamel|ciso|pycrypto|pyyaml) ]]; then
       rpm_architecture="x86_64"
       deb_architecture="amd64"
+    fi
+  else
+    rpm_architecture=$arch
+    deb_architecture=$arch
+  fi
 
-      if [[ "$pkgtype" =~ ^(src)$ ]]; then
-        rpm_architecture="noarch"
-        deb_architecture="all"
-      fi
+  local complete_pkgname="${pkgname}_$version${iteration:+-$iteration}_$deb_architecture.deb"
+  if [[ "$FORMAT" == "rpm" ]]; then
+      # rpm packages get iteration 1 if we don't supply one
+      iteration=${iteration:-1}
+      complete_pkgname="$pkgname-$version-${iteration}.$rpm_architecture.rpm"
+  fi
+  __returnvar=${complete_pkgname}
+}
 
-      # These python packages have binary components
-      if [[ "$pkgname" =~ (ruamel|ciso|pycrypto|pyyaml) ]]; then
-        rpm_architecture="x86_64"
-        deb_architecture="amd64"
+# Test if the package already exists, if not return 0, if it does return 1
+test_package_presence() {
+    local pkgname="$1"; shift
+    local version="$1"; shift
+    local pkgtype="$1"; shift
+    local iteration="$1"; shift
+    local arch="$1"; shift
+    if [[ -n "$ONLY_BUILD" ]] && [[ "$pkgname" != "$ONLY_BUILD" ]] ; then
+      # arvados-workbench depends on arvados-server at build time, so even when
+      # only arvados-workbench is being built, we need to build arvados-server too
+      if [[ "$pkgname" != "arvados-server" ]] || [[ "$ONLY_BUILD" != "arvados-workbench" ]]; then
+        return 1
       fi
-    else
-      rpm_architecture=$arch
-      deb_architecture=$arch
     fi
 
-    if [[ "$FORMAT" == "deb" ]]; then
-        local complete_pkgname="${pkgname}_$version${iteration:+-$iteration}_$deb_architecture.deb"
-    else
-        # rpm packages get iteration 1 if we don't supply one
-        iteration=${iteration:-1}
-        local complete_pkgname="$pkgname-$version-${iteration}.$rpm_architecture.rpm"
-    fi
+    local full_pkgname
+    get_complete_package_name full_pkgname $pkgname $version $pkgtype $iteration $arch
 
     # See if we can skip building the package, only if it already exists in the
     # processed/ directory. If so, move it back to the packages directory to make
     # sure it gets picked up by the test and/or upload steps.
     # Get the list of packages from the repos
 
-    if [[ "$FORMAT" == "deb" ]]; then
+    if [[ "$FORCE_BUILD" == "1" ]]; then
+      echo "Package $full_pkgname build forced with --force-build, building"
+    elif [[ "$FORMAT" == "deb" ]]; then
       declare -A dd
-      dd[debian8]=jessie
       dd[debian9]=stretch
       dd[debian10]=buster
-      dd[ubuntu1404]=trusty
       dd[ubuntu1604]=xenial
       dd[ubuntu1804]=bionic
       D=${dd[$TARGET]}
@@ -275,33 +364,33 @@ test_package_presence() {
         repo_subdir=${pkgname:0:1}
       fi
 
-      repo_pkg_list=$(curl -s -o - http://apt.arvados.org/pool/${D}/main/${repo_subdir}/)
-      echo ${repo_pkg_list} |grep -q ${complete_pkgname}
+      repo_pkg_list=$(curl -s -o - http://apt.arvados.org/pool/${D}-dev/main/${repo_subdir}/${pkgname}/)
+      echo "${repo_pkg_list}" |grep -q ${full_pkgname}
       if [ $? -eq 0 ] ; then
-        echo "Package $complete_pkgname exists, not rebuilding!"
-        curl -s -o ./${complete_pkgname} http://apt.arvados.org/pool/${D}/main/${repo_subdir}/${complete_pkgname}
+        echo "Package $full_pkgname exists upstream, not rebuilding, downloading instead!"
+        curl -s -o "$WORKSPACE/packages/$TARGET/${full_pkgname}" http://apt.arvados.org/pool/${D}-dev/main/${repo_subdir}/${pkgname}/${full_pkgname}
         return 1
-      elif test -f "$WORKSPACE/packages/$TARGET/processed/${complete_pkgname}" ; then
-        echo "Package $complete_pkgname exists, not rebuilding!"
+      elif test -f "$WORKSPACE/packages/$TARGET/processed/${full_pkgname}" ; then
+        echo "Package $full_pkgname exists, not rebuilding!"
         return 1
       else
-        echo "Package $complete_pkgname not found, building"
+        echo "Package $full_pkgname not found, building"
         return 0
       fi
     else
       centos_repo="http://rpm.arvados.org/CentOS/7/dev/x86_64/"
 
       repo_pkg_list=$(curl -s -o - ${centos_repo})
-      echo ${repo_pkg_list} |grep -q ${complete_pkgname}
+      echo ${repo_pkg_list} |grep -q ${full_pkgname}
       if [ $? -eq 0 ]; then
-        echo "Package $complete_pkgname exists, not rebuilding!"
-        curl -s -o ./${complete_pkgname} ${centos_repo}${complete_pkgname}
+        echo "Package $full_pkgname exists upstream, not rebuilding, downloading instead!"
+        curl -s -o "$WORKSPACE/packages/$TARGET/${full_pkgname}" ${centos_repo}${full_pkgname}
         return 1
-      elif test -f "$WORKSPACE/packages/$TARGET/processed/${complete_pkgname}" ; then
-        echo "Package $complete_pkgname exists, not rebuilding!"
+      elif test -f "$WORKSPACE/packages/$TARGET/processed/${full_pkgname}" ; then
+        echo "Package $full_pkgname exists, not rebuilding!"
         return 1
       else
-        echo "Package $complete_pkgname not found, building"
+        echo "Package $full_pkgname not found, building"
         return 0
       fi
     fi
@@ -316,7 +405,7 @@ handle_rails_package() {
     local srcdir="$1"; shift
     cd "$srcdir"
     local license_path="$1"; shift
-    local version="$(version_from_git)"
+    local version="$(rails_package_version "$pkgname" "$srcdir")"
     echo "$version" >package-build.version
     local scripts_dir="$(mktemp --tmpdir -d "$pkgname-XXXXXXXX.scripts")" && \
     (
@@ -352,15 +441,6 @@ handle_rails_package() {
     if  [[ "$pkgname" != "arvados-workbench" ]]; then
       exclude_list+=('config/database.yml')
     fi
-    # for arvados-api-server, we need to dereference the
-    # config/config.default.yml file. There is no fpm way to do that, sadly
-    # (excluding the existing symlink and then adding the file from its source
-    # path doesn't work, sadly.
-    if [[ "$pkgname" == "arvados-api-server" ]]; then
-      mv /arvados/services/api/config/config.default.yml /arvados/services/api/config/config.default.yml.bu
-      cp -p /arvados/lib/config/config.default.yml /arvados/services/api/config/
-      exclude_list+=('config/config.default.yml.bu')
-    fi
     for exclude in ${exclude_list[@]}; do
         switches+=(-x "$exclude_root/$exclude")
     done
@@ -368,11 +448,6 @@ handle_rails_package() {
               -x "$exclude_root/vendor/cache-*" \
               -x "$exclude_root/vendor/bundle" "$@" "$license_arg"
     rm -rf "$scripts_dir"
-    # Undo the deferencing we did above
-    if [[ "$pkgname" == "arvados-api-server" ]]; then
-      rm -f /arvados/services/api/config/config.default.yml
-      mv /arvados/services/api/config/config.default.yml.bu /arvados/services/api/config/config.default.yml
-    fi
 }
 
 # Build python packages with a virtualenv built-in
@@ -428,7 +503,7 @@ fpm_build_virtualenv () {
   fi
 
   # arvados-python-client sdist should always be built, to be available
-  # for other dependant packages.
+  # for other dependent packages.
   if [[ -n "$ONLY_BUILD" ]] && [[ "arvados-python-client" != "$PKG" ]] && [[ "$PYTHON_PKG" != "$ONLY_BUILD" ]] && [[ "$PKG" != "$ONLY_BUILD" ]]; then
     return 0
   fi
@@ -438,9 +513,9 @@ fpm_build_virtualenv () {
   rm -rf dist/*
 
   # Get the latest setuptools
-  if ! $pip install $DASHQ_UNLESS_DEBUG $CACHE_FLAG -U setuptools; then
+  if ! $pip install $DASHQ_UNLESS_DEBUG $CACHE_FLAG -U 'setuptools<45'; then
     echo "Error, unable to upgrade setuptools with"
-    echo "  $pip install $DASHQ_UNLESS_DEBUG $CACHE_FLAG -U setuptools"
+    echo "  $pip install $DASHQ_UNLESS_DEBUG $CACHE_FLAG -U 'setuptools<45'"
     exit 1
   fi
   # filter a useless warning (when building the cwltest package) from the stderr output
@@ -495,9 +570,9 @@ fpm_build_virtualenv () {
   fi
   echo "pip version:        `build/usr/share/$python/dist/$PYTHON_PKG/bin/$pip --version`"
 
-  if ! build/usr/share/$python/dist/$PYTHON_PKG/bin/$pip install $DASHQ_UNLESS_DEBUG $CACHE_FLAG -U setuptools; then
+  if ! build/usr/share/$python/dist/$PYTHON_PKG/bin/$pip install $DASHQ_UNLESS_DEBUG $CACHE_FLAG -U 'setuptools<45'; then
     echo "Error, unable to upgrade setuptools with"
-    echo "  build/usr/share/$python/dist/$PYTHON_PKG/bin/$pip install $DASHQ_UNLESS_DEBUG $CACHE_FLAG -U setuptools"
+    echo "  build/usr/share/$python/dist/$PYTHON_PKG/bin/$pip install $DASHQ_UNLESS_DEBUG $CACHE_FLAG -U 'setuptools<45'"
     exit 1
   fi
   echo "setuptools version: `build/usr/share/$python/dist/$PYTHON_PKG/bin/$python -c 'import setuptools; print(setuptools.__version__)'`"
@@ -526,7 +601,7 @@ fpm_build_virtualenv () {
   cd build/usr/share/$python/dist/$PYTHON_PKG/
 
   # Replace the shebang lines in all python scripts, and handle the activate
-  # scripts too This is a functional replacement of the 237 line
+  # scripts too. This is a functional replacement of the 237 line
   # virtualenv_tools.py script that doesn't work in python3 without serious
   # patching, minus the parts we don't need (modifying pyc files, etc).
   for binfile in `ls bin/`; do
@@ -576,7 +651,7 @@ fpm_build_virtualenv () {
   # 12271 - As FPM-generated packages don't include scripts by default, the
   # packages cleanup on upgrade depends on files being listed on the %files
   # section in the generated SPEC files. To remove DIRECTORIES, they need to
-  # be listed in that sectiontoo, so we need to add this parameter to properly
+  # be listed in that section too, so we need to add this parameter to properly
   # remove lingering dirs. But this only works for python2: if used on
   # python33, it includes dirs like /opt/rh/python33 that belong to
   # other packages.
@@ -584,7 +659,7 @@ fpm_build_virtualenv () {
     COMMAND_ARR+=('--rpm-auto-add-directories')
   fi
 
-  if [[ "$PKG" == "arvados-python-client" ]]; then
+  if [[ "$PKG" == "arvados-python-client" ]] || [[ "$PKG" == "arvados-fuse" ]]; then
     if [[ "$python" == "python2.7" ]]; then
       COMMAND_ARR+=('--conflicts' "$PYTHON3_PKG_PREFIX-$PKG")
     else
@@ -601,7 +676,8 @@ fpm_build_virtualenv () {
   COMMAND_ARR+=('-n' "$PYTHON_PKG")
   COMMAND_ARR+=('-C' "build")
 
-  if [[ -e "$WORKSPACE/$PKG_DIR/$PKG.service" ]]; then
+  systemd_unit="$WORKSPACE/$PKG_DIR/$PKG.service"
+  if [[ -e "${systemd_unit}" ]]; then
     COMMAND_ARR+=('--after-install' "${WORKSPACE}/build/go-python-package-scripts/postinst")
     COMMAND_ARR+=('--before-remove' "${WORKSPACE}/build/go-python-package-scripts/prerm")
   fi
@@ -634,6 +710,12 @@ fpm_build_virtualenv () {
     COMMAND_ARR+=('--depends' "$i")
   done
 
+  # make sure the systemd service file ends up in the right place
+  # used by arvados-docker-cleaner and arvados-node-manager
+  if [[ -e "${systemd_unit}" ]]; then
+    COMMAND_ARR+=("usr/share/$python/dist/$PKG/share/doc/$PKG/$PKG.service=/lib/systemd/system/$PKG.service")
+  fi
+
   COMMAND_ARR+=("${fpm_args[@]}")
 
   # Make sure to install all our package binaries in /usr/bin.
@@ -697,7 +779,11 @@ fpm_build () {
   shift
 
   if [[ -n "$ONLY_BUILD" ]] && [[ "$PACKAGE_NAME" != "$ONLY_BUILD" ]] && [[ "$PACKAGE" != "$ONLY_BUILD" ]] ; then
+    # arvados-workbench depends on arvados-server at build time, so even when
+    # only arvados-workbench is being built, we need to build arvados-server too
+    if [[ "$PACKAGE_NAME" != "arvados-server" ]] || [[ "$ONLY_BUILD" != "arvados-workbench" ]]; then
       return 0
+    fi
   fi
 
   local default_iteration_value="$(default_iteration "$PACKAGE" "$VERSION" "$PACKAGE_TYPE")"
@@ -871,7 +957,9 @@ timer_reset() {
 }
 
 timer() {
-    echo -n "$(($SECONDS - $t0))s"
+    if [[ -n "$t0" ]]; then
+        echo -n "$(($SECONDS - $t0))s"
+    fi
 }
 
 report_outcomes() {