dctlenv/bin/driftctl

52 lines
1.3 KiB
Bash
Executable File

#!/usr/bin/env bash
set -uo pipefail
panic() {
echo "panic: $*" >&2
exit 1
}
if [ -z "${DCTLENV_ROOT:-""}" ]; then
# http://stackoverflow.com/questions/1055671/how-can-i-get-the-behavior-of-gnus-readlink-f-on-a-mac
readlink_f() {
local target_file="$1"
local file_name
while [ "$target_file" != "" ]; do
cd "$(dirname $target_file)"
file_name="$(basename "$target_file")"
target_file="$(readlink "$file_name")"
done
echo "$(pwd -P)/$file_name"
}
DCTLENV_ROOT="$(cd "$(dirname "$(readlink_f "$0")")/.." && pwd)"
[ -n $DCTLENV_ROOT ] || panic "Failed to set DCTLENV_ROOT"
else
DCTLENV_ROOT="${DCTLENV_ROOT%/}"
fi
export DCTLENV_ROOT
if source "$DCTLENV_ROOT/lib/utils.sh"; then
log_debug "Utils from $DCTLENV_ROOT/lib/utils.sh sourced successfully"
else
panic "Failed to source utils from $DCTLENV_ROOT/lib/utils.sh"
fi
for dir in libexec bin; do
case ":$PATH:" in
*:$DCTLENV_ROOT/$dir:*)
log_debug "\$PATH already contains '$DCTLENV_ROOT/$dir'"
;;
*)
log_debug "Adding '$DCTLENV_ROOT/$dir' to \$PATH"
export PATH="$DCTLENV_ROOT/$dir:$PATH"
;;
esac
done
driftctl_path="$DCTLENV_ROOT/bin/driftctl"
exec dctlenv-exec "$@" || log_error "Failed to exec: \"$driftctl_path\" \"$@\""