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#!/bin/bash
#
# A script to upload random data to a swarm cluster.
#
# Example:
#
# random-uploads.sh --addr 192.168.33.101:8500 --size 40k --count 1000
set -e
ROOT="$(cd "$(dirname "$0")/../../.." && pwd)"
source "${ROOT}/swarm/dev/scripts/util.sh"
DEFAULT_ADDR="localhost:8500"
DEFAULT_UPLOAD_SIZE="40k"
DEFAULT_UPLOAD_COUNT="1000"
usage() {
cat >&2 <<USAGE
usage: $0 [options]
Upload random data to a Swarm cluster.
OPTIONS:
-a, --addr ADDR Swarm API address [default: ${DEFAULT_ADDR}]
-s, --size SIZE Individual upload size [default: ${DEFAULT_UPLOAD_SIZE}]
-c, --count COUNT Number of uploads [default: ${DEFAULT_UPLOAD_COUNT}]
-h, --help Show this message
USAGE
}
main() {
local addr="${DEFAULT_ADDR}"
local upload_size="${DEFAULT_UPLOAD_SIZE}"
local upload_count="${DEFAULT_UPLOAD_COUNT}"
parse_args "$@"
info "uploading ${upload_count} ${upload_size} random files to ${addr}"
for i in $(seq 1 ${upload_count}); do
info "upload ${i} / ${upload_count}:"
do_random_upload
echo
done
}
do_random_upload() {
curl -fsSL -X POST --data-binary "$(random_data)" "http://${addr}/bzz-raw:/"
}
random_data() {
dd if=/dev/urandom of=/dev/stdout bs="${upload_size}" count=1 2>/dev/null
}
parse_args() {
while true; do
case "$1" in
-h | --help)
usage
exit 0
;;
-a | --addr)
if [[ -z "$2" ]]; then
fail "--addr flag requires an argument"
fi
addr="$2"
shift 2
;;
-s | --size)
if [[ -z "$2" ]]; then
fail "--size flag requires an argument"
fi
upload_size="$2"
shift 2
;;
-c | --count)
if [[ -z "$2" ]]; then
fail "--count flag requires an argument"
fi
upload_count="$2"
shift 2
;;
*)
break
;;
esac
done
if [[ $# -ne 0 ]]; then
usage
fail "ERROR: invalid arguments: $@"
fi
}
main "$@"
|
