/*
 * CÉCI DRAGON2 CLUSTER
 * ====================
 * This configuration file provides sensible defaults to run Nextflow pipelines
 * on the CÉCI Dragon2 cluster.
 *
 * For more information on the CÉCI Dragon2 cluster, refer to this page of the
 * wiki:
 *     https://www.ceci-hpc.be/clusters.html#dragon2
 */
params {
    config_profile_name        = 'CÉCI'
    config_profile_description = 'CÉCI Dragon2 cluster profiles provided by the GIGA Bioinformatics Team.'
    config_profile_contact     = 'Martin Grignard (@MartinGrignard)'
    config_profile_url         = 'https://www.ceci-hpc.be/clusters.html#dragon2'
}

/*
 * Resources limitations
 * ---------------------
 * These resources limitations are maximum values across all nodes of all
 * queues. At least one node matches these maximum resources in all of the
 * available queues.
 *
 * For more information on the available nodes, use the `sinfo` command.
 */
params {
    max_cpus   = 32
    max_memory = 384.GB
    max_time   = 21.days
}

/*
 * Singularity configuration
 * -------------------------
 * Singularity is used to run containerised tools.
 */
singularity {
    autoMounts  = true
    cacheDir    = "${System.getenv('HOME')}/.cache/singularity"
    enabled     = true
    pullTimeout = 3.hours
}

/*
 * Slurm configuration
 * -------------------
 * Slurm is used as a workload manager. This configuration makes sure to share
 * the available resources in a fairly.
 *
 * For more information on how to use Slurm on the CÉCI clusters, refer to this
 * page of the wiki:
 *     https://support.ceci-hpc.be/doc/_contents/QuickStart/SubmittingJobs/SlurmTutorial.html
 */
executor {
    name           = 'slurm'
    queueSize      = 200
    pollInterval   = 10.s
}

/*
 * Process configuration
 * ---------------------
 * Several queues are available on the cluster, based on the required
 * resources. This configuration makes sure to request resources on the most
 * relevant queue.
 *
 * For more information on the available queues, refer to this page of the
 * wiki:
 *     https://www.ceci-hpc.be/clusters.html#dragon2
 */
process {
    queue         = {
        task.accelerator != null ? 'gpu'   :
        task.time <= 30.minutes  ? 'debug' :
        task.time <= 5.days      ? 'batch' :
        'long'
    }
    clusterOptions = {
        task.accelerator ? "--gres='${task.accelerator.request}'" : ''
    }
    resourceLimits = [
        cpus  : 32,
        memory: 384.GB,
        time  : 21.days,
    ]
    stageInMode   = 'symlink'
    stageOutMode  = 'rsync'
}