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- #!/bin/sh
- set -e
- trap '[ "$?" -eq 0 ] || echo "An error occured" >&2' EXIT
- save() {
- touch "$1.tmp"
- chown root:root "$1.tmp"
- chmod 600 "$1.tmp"
- getrandom 512 > "$1.tmp"
- mv "$1.tmp" "$1"
- echo "Seed saved ($1)"
- }
- SEED="$(uci -q get system.@system[0].urandom_seed || true)"
- [ "${SEED:0:1}" == "/" ] && save "$SEED"
- SEED=/etc/urandom.seed
- [ ! -f $SEED ] && save "$SEED"
- true
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