96 lines
1.8 KiB
Bash
96 lines
1.8 KiB
Bash
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#!/bin/sh
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set -f
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iep_preserve_env() {
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## preserve LD_PRELOAD
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unset __IEP_LD_PRELOAD
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__IEP_LD_PRELOAD="${LD_PRELOAD:-}"
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unset LD_PRELOAD
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## glibc: preserve MALLOC_ARENA_MAX
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unset __IEP_MALLOC_ARENA_MAX
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__IEP_MALLOC_ARENA_MAX=${MALLOC_ARENA_MAX:-2}
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export MALLOC_ARENA_MAX=2
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}
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iep_restore_env() {
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unset IEP_VERBOSE IEP_TRACE IEP_ROOT IEP_LOCAL_OVERRIDE
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## restore LD_PRELOAD
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if [ -n "${__IEP_LD_PRELOAD}" ] ; then
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export LD_PRELOAD="${__IEP_LD_PRELOAD}"
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fi
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unset __IEP_LD_PRELOAD
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## glibc: restore MALLOC_ARENA_MAX
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if [ "${MALLOC_ARENA_MAX}" = 2 ] ; then
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export MALLOC_ARENA_MAX="${__IEP_MALLOC_ARENA_MAX}"
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fi
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unset __IEP_MALLOC_ARENA_MAX
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}
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iep_preserve_env
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## early setup TMPDIR (affects "mktemp")
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export TMPDIR=/run/angie/tmp
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[ -d "${TMPDIR}" ] || install -d -m 03777 "${TMPDIR}"
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## RFC: no need to run entire entrypoint for custom command
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# case "$1" in
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# angie | */angie ) ;;
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# * )
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# unset IEP_INIT DUMB_INIT_ARGS
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# iep_restore_env
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# exec "$@"
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# ;;
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# esac
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unset __IEP_SRC ; __IEP_SRC="${0##*/}"
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. /image-entry.d/00-common.envsh
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unexport IEP_INIT DUMB_INIT_ARGS
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## run parts (if any)
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while read -r f ; do
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[ -n "$f" ] || continue
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[ -f "$f" ] || continue
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case "$f" in
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*.envsh )
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if ! [ -x "$f" ] ; then
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log "NOT sourcing $f - not executable"
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continue
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fi
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log_always "sourcing $f"
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__IEP_SRC="$f"
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. "$f"
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__IEP_SRC="${0##*/}"
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;;
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* )
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if ! [ -x "$f" ] ; then
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log "NOT running $f - not executable"
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continue
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fi
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log_always "running $f"
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"$f"
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;;
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esac
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done <<EOF
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$(
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if [ -d /image-entry ] ; then
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overlay-dir-list.sh /image-entry.d /image-entry
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else
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find /image-entry.d/ -follow -type f | sort -V
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fi
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)
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EOF
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iep_restore_env
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IEP_INIT=$(gobool_to_int "${IEP_INIT:-0}" 0)
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if [ "${IEP_INIT}" = 0 ] ; then
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exec "$@"
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else
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exec dumb-init ${DUMB_INIT_ARGS} "$@"
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fi
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