make_aws_call: Construct AWS S3 Call

In muschellij2/neurohcp: Human 'Connectome' Project Interface

Construct AWS S3 Call

Description

Constructs GET information string for AWS S3 Bucket

Usage

make_aws_call(
  path_to_file = "/",
  bucket = "hcp-openaccess",
  region = "us-east-1",
  access_key = NULL,
  secret_key = NULL,
  lifetime_minutes = 5,
  query = NULL,
  verb = "GET",
  sign = TRUE
)

Arguments

path_to_file	Path to file on HCP S3 Bucket
bucket	Bucket to download from
region	Region of S3 Bucket
access_key	Amazon S3 Access Key
secret_key	Amazon S3 Secret Key
lifetime_minutes	Time that connection can be opened
query	additional query to add to verb command
verb	httr VERB to be used
sign	Should the url be signed?

Value

Character of the url to be passed to httr 'VERB's

Examples

if (have_aws_key()){
path_to_file <- paste0(
   "HCP_900/100206/MNINonLinear/",
   "100206.164k_fs_LR.wb.spec")
result = make_aws_call(path_to_file)
# don't want this stuff printed because it has keys
result$headers$secret_key = NULL
result$headers$access_key = NULL
result$query$AWSAccessKeyId = NULL
result$query$Signature = NULL
result
}

muschellij2/neurohcp documentation built on June 14, 2025, 12:06 p.m.