Enabling the default configuration will pipe /dev/urandom back into /dev/random ala the current package behavior. Because this amounts to disabling the in-kernel entropy estimation, default disabled. While here, uci-paramaterize the high watermark. While here, add a pre-command hook for real RNGs that need 'stty raw' or other such hooks. (e.g. the TrueRNG devices) As offered in github openwrt/packages#3422, take over maintainership. See github openwrt/packages#3142. Signed-off-by: Nathaniel Wesley Filardo <nwfilardo@gmail.com>
24 lines
564 B
Bash
24 lines
564 B
Bash
#!/bin/sh /etc/rc.common
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# Copyright (C) 2011-2014 OpenWrt.org
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START=98
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RNGD_FILLWATER=$(uci -q get system.@rngd[0].fill_watermark)
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RNGD_DEVICE=$(uci -q get system.@rngd[0].device)
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RNGD_ENABLED=$(uci -q get system.@rngd[0].enabled)
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RNGD_PRECMD=$(uci -q get system.@rngd[0].precmd)
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: ${RNGD_FILLWATER:=4000}
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echo PRECMD=\'$RNGD_PRECMD\'
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start() {
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[ 1 -eq "$RNGD_ENABLED" ] && {
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[ -z "${RNGD_PRECMD}" ] || ${RNGD_PRECMD} ${RNGD_DEVICE}
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service_start /sbin/rngd -r ${RNGD_DEVICE} -W ${RNGD_FILLWATER}
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}
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}
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stop() {
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service_stop /sbin/rngd
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}
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