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@ageis
ageis / systemd_service_hardening.md
Last active July 21, 2026 12:27
Options for hardening systemd service units

security and hardening options for systemd service units

A common and reliable pattern in service unit files is thus:

NoNewPrivileges=yes
PrivateTmp=yes
PrivateDevices=yes
DevicePolicy=closed
ProtectSystem=strict
@dwijnand
dwijnand / reload.sbt
Last active October 6, 2017 07:25
Stick it in ~/.sbt/0.13/reload.sbt
def buildFiles(b: File) = ((b * "*.sbt") +++ ((b / "project") ** ("*.scala" | "*.sbt")) filter (_.isFile))
def genBuildFilesHashesAt(base: File) = buildFiles(base).get.map(f => f -> (Hash toHex Hash(f))).toMap
def genBuildFilesHashes(units: Map[URI, LoadedBuildUnit]) =
(units.values flatMap (_.defined) map (_._2.base) flatMap genBuildFilesHashesAt).toMap.##
val buildFilesHashes = settingKey[Int]("") in Global
buildFilesHashes := genBuildFilesHashes(loadedBuild.value.units)
shellPrompt in Global := (s =>
@m-radzikowski
m-radzikowski / script-template.sh
Last active July 1, 2026 17:56
Minimal safe Bash script template - see the article with full description: https://betterdev.blog/minimal-safe-bash-script-template/
#!/usr/bin/env bash
set -Eeuo pipefail
trap cleanup SIGINT SIGTERM ERR EXIT
script_dir=$(cd "$(dirname "${BASH_SOURCE[0]}")" &>/dev/null && pwd -P)
usage() {
cat <<EOF
Usage: $(basename "${BASH_SOURCE[0]}") [-h] [-v] [-f] -p param_value arg1 [arg2...]