Print the log file from a Nextflow task using its short hash

print_nextflow_logs.sh

#!/bin/bash

set -euo pipefail

WORK_DIR="${1}"

# Input is the short task id prefix
TASK_PREFIX="${2}"

# Get the complete suffix
TASK_SUFFIX="$( aws s3 ls ${WORK_DIR}/${TASK_PREFIX} | sed 's/.* //' )"

# Assemble the complete task path
TASK_DIR="${WORK_DIR}/${TASK_PREFIX:0:2}/${TASK_SUFFIX}"

# Get the logs
aws s3 cp "${TASK_DIR}.command.log" -