Unpacking to Singularity

reprounzip-singularity/.singularity.d/Singularity

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+Bootstrap: docker
+From: ubuntu:16.04
+
+# =======================
+# global
+# =======================
+%post
+    apt-get -y update
+
+%environment
+    export LC_ALL=C
+    export PATH=/usr/games:$PATH
+
+# =======================
+# fortune
+# =======================
+%appinstall fortune
+    apt-get -y install fortune
+
+%appenv fortune
+    BEST_APP=fortune
+    export BEST_APP
+
+%apphelp fortune
+    fortune is the best app
+
+%apprun fortune
+    fortune "$@"
+
+# =======================
+# cowsay
+# =======================
+%appinstall cowsay
+    apt-get -y install cowsay
+
+%appenv cowsay
+    BEST_APP=cowsay
+    export BEST_APP
+
+%apphelp cowsay
+    cowsay is the best app
+
+%apprun cowsay
+    cowsay "$@"
+
+# =======================
+# lolcat
+# =======================
+%appinstall lolcat
+    apt-get -y install lolcat
+
+%appenv lolcat
+    BEST_APP=lolcat
+    export BEST_APP
+
+%apphelp lolcat
+    lolcat is the best app
+
+%apprun lolcat
+    lolcat "$@"

reprounzip-singularity/.singularity.d/actions/exec

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+#!/bin/sh
+
+for script in /.singularity.d/env/*.sh; do
+    if [ -f "$script" ]; then
+        . "$script"
+    fi
+done
+
+exec "$@"

reprounzip-singularity/.singularity.d/actions/run

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+#!/bin/sh
+
+for script in /.singularity.d/env/*.sh; do
+    if [ -f "$script" ]; then
+        . "$script"
+    fi
+done
+
+if test -n "${SINGULARITY_APPNAME:-}"; then
+
+    if test -x "/scif/apps/${SINGULARITY_APPNAME:-}/scif/runscript"; then
+        exec "/scif/apps/${SINGULARITY_APPNAME:-}/scif/runscript" "$@"
+    else
+        echo "No Singularity runscript for contained app: ${SINGULARITY_APPNAME:-}"
+        exit 1
+    fi
+
+elif test -x "/.singularity.d/runscript"; then
+    exec "/.singularity.d/runscript" "$@"
+else
+    echo "No Singularity runscript found, executing /bin/sh"
+    exec /bin/sh "$@"
+fi

reprounzip-singularity/.singularity.d/actions/shell

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+#!/bin/sh
+
+for script in /.singularity.d/env/*.sh; do
+    if [ -f "$script" ]; then
+        . "$script"
+    fi
+done
+
+if test -n "$SINGULARITY_SHELL" -a -x "$SINGULARITY_SHELL"; then
+    exec $SINGULARITY_SHELL "$@"
+
+    echo "ERROR: Failed running shell as defined by '\$SINGULARITY_SHELL'" 1>&2
+    exit 1
+
+elif test -x /bin/bash; then
+    SHELL=/bin/bash
+    PS1="Singularity $SINGULARITY_CONTAINER:\\w> "
+    export SHELL PS1
+    exec /bin/bash --norc "$@"
+elif test -x /bin/sh; then
+    SHELL=/bin/sh
+    export SHELL
+    exec /bin/sh "$@"
+else
+    echo "ERROR: /bin/sh does not exist in container" 1>&2
+fi
+exit 1

reprounzip-singularity/.singularity.d/actions/start

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+#!/bin/sh
+
+# if we are here start notify PID 1 to continue
+# DON'T REMOVE
+kill -CONT 1
+
+for script in /.singularity.d/env/*.sh; do
+    if [ -f "$script" ]; then
+        . "$script"
+    fi
+done
+
+if test -x "/.singularity.d/startscript"; then
+    exec "/.singularity.d/startscript"
+fi

reprounzip-singularity/.singularity.d/actions/test

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+#!/bin/sh
+
+for script in /.singularity.d/env/*.sh; do
+    if [ -f "$script" ]; then
+        . "$script"
+    fi
+done
+
+
+if test -n "${SINGULARITY_APPNAME:-}"; then
+
+    if test -x "/scif/apps/${SINGULARITY_APPNAME:-}/scif/test"; then
+        exec "/scif/apps/${SINGULARITY_APPNAME:-}/scif/test" "$@"
+    else
+        echo "No Singularity tests for contained app: ${SINGULARITY_APPNAME:-}"
+        exit 1
+    fi
+elif test -x "/.singularity.d/test"; then
+    exec "/.singularity.d/test" "$@"
+else
+    echo "No Singularity container test found, executing /bin/sh"
+    exec /bin/sh "$@"
+fi

reprounzip-singularity/.singularity.d/env/95-apps.sh

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+#!/bin/bash
+#
+# Copyright (c) 2017-2018, SyLabs, Inc. All rights reserved.
+# Copyright (c) 2017, SingularityWare, LLC. All rights reserved.
+#
+# See the COPYRIGHT.md file at the top-level directory of this distribution and at
+# https://github.com/singularityware/singularity/blob/master/COPYRIGHT.md.
+#
+# This file is part of the Singularity Linux container project. It is subject to the license
+# terms in the LICENSE.md file found in the top-level directory of this distribution and
+# at https://github.com/singularityware/singularity/blob/master/LICENSE.md. No part
+# of Singularity, including this file, may be copied, modified, propagated, or distributed
+# except according to the terms contained in the LICENSE.md file.
+
+
+if test -n "${SINGULARITY_APPNAME:-}"; then
+
+    # The active app should be exported
+    export SINGULARITY_APPNAME
+
+    if test -d "/scif/apps/${SINGULARITY_APPNAME:-}/"; then
+        SCIF_APPS="/scif/apps"
+        SCIF_APPROOT="/scif/apps/${SINGULARITY_APPNAME:-}"
+        export SCIF_APPROOT SCIF_APPS
+        PATH="/scif/apps/${SINGULARITY_APPNAME:-}:$PATH"
+
+        # Automatically add application bin to path
+        if test -d "/scif/apps/${SINGULARITY_APPNAME:-}/bin"; then
+            PATH="/scif/apps/${SINGULARITY_APPNAME:-}/bin:$PATH"
+        fi
+
+        # Automatically add application lib to LD_LIBRARY_PATH
+        if test -d "/scif/apps/${SINGULARITY_APPNAME:-}/lib"; then
+            LD_LIBRARY_PATH="/scif/apps/${SINGULARITY_APPNAME:-}/lib:$LD_LIBRARY_PATH"
+            export LD_LIBRARY_PATH
+        fi
+
+        # Automatically source environment
+        if [ -f "/scif/apps/${SINGULARITY_APPNAME:-}/scif/env/01-base.sh" ]; then
+            . "/scif/apps/${SINGULARITY_APPNAME:-}/scif/env/01-base.sh"
+        fi
+        if [ -f "/scif/apps/${SINGULARITY_APPNAME:-}/scif/env/90-environment.sh" ]; then
+            . "/scif/apps/${SINGULARITY_APPNAME:-}/scif/env/90-environment.sh"
+        fi
+
+        export PATH
+    else
+        echo "Could not locate the container application: ${SINGULARITY_APPNAME}"
+        exit 1
+    fi
+fi
+

reprounzip-singularity/.singularity.d/startscript

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+#!/bin/sh