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| author | Petr Štetiar <ynezz@true.cz> | 2019-05-20 16:38:33 +0200 |
|---|---|---|
| committer | Petr Štetiar <ynezz@true.cz> | 2019-07-22 09:53:01 +0200 |
| commit | f573d3de118476879d4a600b3216a1b49b87cdf9 (patch) | |
| tree | f162672c200d2bee8690c321ecc68058ff4ea569 /package/system/urandom-seed/files/lib | |
| parent | 81c5a5c4b325a3baf64be26c452fee17ff9e62ee (diff) | |
| download | upstream-f573d3de118476879d4a600b3216a1b49b87cdf9.tar.gz upstream-f573d3de118476879d4a600b3216a1b49b87cdf9.tar.bz2 upstream-f573d3de118476879d4a600b3216a1b49b87cdf9.zip | |
base-files: move urandom seed bits into separate package
So it's possible to install or remove it as needed.
Tested-by: Lucian Cristian <lucian.cristian@gmail.com>
Signed-off-by: Petr Štetiar <ynezz@true.cz>
(cherry picked from commit 27bfde9c9f789dbfabebf13047e8b042c27cdeef)
Diffstat (limited to 'package/system/urandom-seed/files/lib')
| -rw-r--r-- | package/system/urandom-seed/files/lib/preinit/81_urandom_seed | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/package/system/urandom-seed/files/lib/preinit/81_urandom_seed b/package/system/urandom-seed/files/lib/preinit/81_urandom_seed new file mode 100644 index 0000000000..26212c60b5 --- /dev/null +++ b/package/system/urandom-seed/files/lib/preinit/81_urandom_seed @@ -0,0 +1,24 @@ +#!/bin/sh + +log_urandom_seed() { + echo "urandom-seed: $1" > /dev/kmsg +} + +_do_urandom_seed() { + [ -f "$1" ] || { log_urandom_seed "Seed file not found ($1)"; return; } + [ -O "$1" -a -G "$1" -a ! -x "$1" ] || { log_urandom_seed "Wrong owner / permissions for $1"; return; } + + log_urandom_seed "Seeding with $1" + cat "$1" > /dev/urandom +} + +do_urandom_seed() { + [ -c /dev/urandom ] || { log_urandom_seed "Something is wrong with /dev/urandom"; return; } + + _do_urandom_seed "/etc/urandom.seed" + + SEED="$(uci -q get system.@system[0].urandom_seed)" + [ "${SEED:0:1}" = "/" -a "$SEED" != "/etc/urandom.seed" ] && _do_urandom_seed "$SEED" +} + +boot_hook_add preinit_main do_urandom_seed |