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| -rw-r--r-- | urandom.conf | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/urandom.conf b/urandom.conf new file mode 100644 index 0000000..1b40057 --- /dev/null +++ b/urandom.conf @@ -0,0 +1,29 @@ +# urandom - load seed-file into kernel pseudorandom number generator +# +# This task is run on startup, as early as possible. + +description "load seed-file into urandom" + +# Initialize the PRNG as early as possible. +# Actually, nothing upstart can do is early enough, +# but this is better than nothing. +# Note that the root filesystem is probably still read-only at this point. +start on startup + +# The "urandom" event means the PRNG has been initialized. +# You it may be possible to use /dev/random before this, at your own risk. +emits urandom + +task +console output + +script + SAVEDFILE=/var/lib/urandom/random-seed # probably belongs in a config file + if test -r "$SAVEDFILE" ; then + cat "$SAVEDFILE" > /dev/urandom + initctl emit urandom + fi +end script + +# The seed file SHOULD NOT be reused. +# We rely on urandom-save and urandom-adios to rewrite the seed file. |