SURF Research Cloud

Estimate credits and costs

viewof device = Inputs.radio(["CPU", "GPU"], {
  label: "Processing Unit",
  value: "CPU"
})

viewof cores = Inputs.range([1, 30], {
  label: html`${device} ${device === "CPU" ? "cores" : "devices"}`,
  step: 1,
  value: 2
})

viewof days = Inputs.range([1, 31], {
  label: "Days",
  step: 1,
  value: 1
})

storageOptions = new Map([
  ["5GB", 5],
  ["10GB", 10],
  ["50GB", 50],
  ["100GB", 100],
  ["250GB", 250],
  ["500GB", 500],
  ["1TB", 1000],
  ["1.5TB", 1500]
])

viewof storage = Inputs.select(
  storageOptions,
  {
    label: "Storage",
    value: 500
  }
)

function getComputeCredits(unit, cores, days) {
  const creditsPerHour = unit === "CPU" ? 1.03 : 21;
  return cores * 24 * days * creditsPerHour;
}

function getStorageCredits(storage, days) {
  return (storage / 1000) * (days / 31) * 681;
}

// Reactive calculations
computeCredits = getComputeCredits(device, cores, days)
storageCredits = getStorageCredits(storage, days)
totalCredits = Math.ceil(computeCredits + storageCredits)
totalCosts = Math.ceil((computeCredits + storageCredits) / 1000 * 35.43)

html`Estimated credits: ${totalCredits}, costs: ${totalCosts} €.`;