diff options
| -rwxr-xr-x | scripts/measure.sh | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/scripts/measure.sh b/scripts/measure.sh new file mode 100755 index 0000000..ee05442 --- /dev/null +++ b/scripts/measure.sh @@ -0,0 +1,73 @@ +#!/bin/bash + +# +# A script that performs a single onion-grab measurement with Mullvad VPN. +# +# Don't forget to shuffle the input file before running, and to document how the +# system is configured. E.g., systemd-resolved is disabled, /etc/resolv.conf +# lists 8.8.8.8 and 8.8.4.4, output of uname -a and sysctl -a is ..., etc. +# + +relay=se-sto-wg-001 +limit=1450 +num_workers=10000 +input_file=/path/to/input/file +timeout_s=30 +response_max_mib=64 +metrics_interval=1h + +out_dir=data/$(date +%Y%m%d-%H%M%S) +mullvad_wait_s=5 + +set -eu +function main() { + num_sites=$(wc -l $input_file | cut -d' ' -f1) + debug "relay=$relay" + debug "limit=${limit}" + debug "num_workers=$num_workers" + debug "input_file=$input_file ($num_sites sites)" + debug "timeout_s=$timeout_s" + debug "response_max_mib=$response_max_mib" + debug "out_dir=$out_dir" + debug "mullvad_wait_s=$mullvad_wait_s" + + mkdir -p "$out_dir" + stdout_file=$out_dir/$relay-l$limit.stdout + stderr_file=$out_dir/$relay-l$limit.stderr + info "storing results in $out_dir" + + now=$(date +%s) + runtime_s=$(( $num_sites / $limit )) + wait_onion_grab_s=$(( $timeout_s * 2 )) + estimated_done=$(( $now + $runtime_s + $mullvad_wait_s + $wait_onion_grab_s )) + debug "estimated done? approximately $(date -d @$estimated_done +"%Y-%m-%d %H:%M:%S %Z")" + + mullvad disconnect >/dev/null + mullvad relay set hostname $relay >/dev/null + mullvad connect >/dev/null + sleep $mullvad_wait_s + + ip=$(curl -s https://ifconfig.me) + info "starting measurement from relay $relay ($ip)" + debug "view progress with \"tail -f $stderr_file\"" + + onion-grab\ + -i "$input_file"\ + -w "$num_workers"\ + -l "$limit"\ + -r "$response_max_mib"\ + -t "$timeout_s"s\ + -m "$metrics_interval"\ + >"$stdout_file" 2>"$stderr_file" + + ./digest.py\ + -v info\ + -i "$stdout_file"\ + -o "$out_dir/$relay-l$limit-onion-all.txt"\ + -d "$out_dir/$relay-l$limit-domain-all.txt" +} + +function debug() { echo "$(date +"%Y-%m-%d %H:%M:%S %Z") [DEBU] $@" >&2; } +function info() { echo "$(date +"%Y-%m-%d %H:%M:%S %Z") [INFO] $@" >&2; } + +main $@ |