nextflow.config

/*
 * -------------------------------------------------
 *  nf-core/test Nextflow config file
 * -------------------------------------------------
 * Default config options for all environments.
 */

// Global default params, used in configs
params {

  // Workflow flags
  outdir = './results'
  publish_dir_mode = 'copy'

  // Boilerplate options

  // Defaults only, expecting to be overwritten
  max_memory = 55.GB
  max_cpus = 20
  max_time = 240.h

}

// Load base.config by default for all pipelines
includeConfig 'conf/base.config'


profiles {
  conda {
    docker.enabled = false
    singularity.enabled = false
    podman.enabled = false
    shifter.enabled = false
    charliecloud = false
    process.conda = "$projectDir/environment.yml"
  }
  debug { process.beforeScript = 'echo $HOSTNAME' }
  docker {
    docker.enabled = true
    singularity.enabled = false
    podman.enabled = false
    shifter.enabled = false
    charliecloud.enabled = false
    // Avoid this error:
    //   WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
    // Testing this in nf-core after discussion here https://github.com/nf-core/tools/pull/351
    // once this is established and works well, nextflow might implement this behavior as new default.
    docker.runOptions = '-u \$(id -u):\$(id -g)'
  }
  singularity {
    docker.enabled = false
    singularity.enabled = true
    podman.enabled = false
    shifter.enabled = false
    charliecloud.enabled = false
    singularity.autoMounts = true
  }
  podman {
    singularity.enabled = false
    docker.enabled = false
    podman.enabled = true
    shifter.enabled = false
    charliecloud = false
  }
  shifter {
    singularity.enabled = false
    docker.enabled = false
    podman.enabled = false
    shifter.enabled = true
    charliecloud.enabled = false
  }
  charliecloud {
    singularity.enabled = false
    docker.enabled = false
    podman.enabled = false
    shifter.enabled = false
    charliecloud.enabled = true
  }
  test { includeConfig 'conf/test.config' }
  test_full { includeConfig 'conf/test_full.config' }
}

// Export these variables to prevent local Python/R libraries from conflicting with those in the container
env {
  PYTHONNOUSERSITE = 1
  R_PROFILE_USER = "/.Rprofile"
  R_ENVIRON_USER = "/.Renviron"
}

// Capture exit codes from upstream processes when piping
process.shell = ['/bin/bash', '-euo', 'pipefail']

manifest {
  name = 'nf-core/test'
  author = 'cot'
  homePage = 'https://github.com/nf-core/test'
  description = 'a'
  mainScript = 'main.nf'
  nextflowVersion = '>=20.04.0'
  version = '1.0dev'
}

// Function to ensure that resource requirements don't go beyond
// a maximum limit
def check_max(obj, type) {
  if (type == 'memory') {
    try {
      if (obj.compareTo(params.max_memory as nextflow.util.MemoryUnit) == 1)
        return params.max_memory as nextflow.util.MemoryUnit
      else
        return obj
    } catch (all) {
      println "   ### ERROR ###   Max memory '${params.max_memory}' is not valid! Using default value: $obj"
      return obj
    }
  } else if (type == 'time') {
    try {
      if (obj.compareTo(params.max_time as nextflow.util.Duration) == 1)
        return params.max_time as nextflow.util.Duration
      else
        return obj
    } catch (all) {
      println "   ### ERROR ###   Max time '${params.max_time}' is not valid! Using default value: $obj"
      return obj
    }
  } else if (type == 'cpus') {
    try {
      return Math.min( obj, params.max_cpus as int )
    } catch (all) {
      println "   ### ERROR ###   Max cpus '${params.max_cpus}' is not valid! Using default value: $obj"
      return obj
    }
  }
}