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Switch to use the official Sapling parameters.

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This commit is contained in:
Sean Bowe
2018-08-04 16:28:39 -06:00
parent aa32786576
commit 198dfd3c36
4 changed files with 45 additions and 63 deletions
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24
zcutil/fetch-params.sh
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@@ -10,9 +10,9 @@ fi
SPROUT_PKEY_NAME='sprout-proving.key'
SPROUT_VKEY_NAME='sprout-verifying.key'
SAPLING_SPEND_NAME='sapling-spend-testnet.params'
SAPLING_OUTPUT_NAME='sapling-output-testnet.params'
SAPLING_SPROUT_GROTH16_NAME='sprout-groth16-testnet.params'
SAPLING_SPEND_NAME='sapling-spend.params'
SAPLING_OUTPUT_NAME='sapling-output.params'
SAPLING_SPROUT_GROTH16_NAME='sprout-groth16.params'
SPROUT_URL="https://z.cash/downloads"
SPROUT_IPFS="/ipfs/QmZKKx7Xup7LiAtFRhYsE1M7waXcv9ir9eCECyXAFGxhEo"
@@ -164,10 +164,6 @@ Zcash - fetch-params.sh
This script will fetch the Zcash zkSNARK parameters and verify their
integrity with sha256sum.
NOTE: If you're using testnet or regtest, you will need to invoke this
script with --testnet in order to download additional parameters. This
is temporary.
If they already exist locally, it will exit now and do nothing else.
EOF
@@ -198,18 +194,16 @@ EOF
cd "$PARAMS_DIR"
# Sprout parameters:
fetch_params "$SPROUT_PKEY_NAME" "$PARAMS_DIR/$SPROUT_PKEY_NAME" "8bc20a7f013b2b58970cddd2e7ea028975c88ae7ceb9259a5344a16bc2c0eef7"
fetch_params "$SPROUT_VKEY_NAME" "$PARAMS_DIR/$SPROUT_VKEY_NAME" "4bd498dae0aacfd8e98dc306338d017d9c08dd0918ead18172bd0aec2fc5df82"
if [ "x${1:-}" = 'x--testnet' ]
then
echo "(NOTE) Testnet parameters enabled."
fetch_params "$SAPLING_SPEND_NAME" "$PARAMS_DIR/$SAPLING_SPEND_NAME" "0459ac407b95de2b3cbd6876358920c1e2044680f28badaeb6b49169d210a31e"
fetch_params "$SAPLING_OUTPUT_NAME" "$PARAMS_DIR/$SAPLING_OUTPUT_NAME" "53fea4df10540c7979a72497f16a3932d953758b356e637747caa4a25d0ab914"
fetch_params "$SAPLING_SPROUT_GROTH16_NAME" "$PARAMS_DIR/$SAPLING_SPROUT_GROTH16_NAME" "58ae56ce8d2c4d4001a55c002c7d6be273835818187881aab41cdfc704b9dbf9"
fi
# Sapling parameters:
fetch_params "$SAPLING_SPEND_NAME" "$PARAMS_DIR/$SAPLING_SPEND_NAME" "8e48ffd23abb3a5fd9c5589204f32d9c31285a04b78096ba40a79b75677efc13"
fetch_params "$SAPLING_OUTPUT_NAME" "$PARAMS_DIR/$SAPLING_OUTPUT_NAME" "2f0ebbcbb9bb0bcffe95a397e7eba89c29eb4dde6191c339db88570e3f3fb0e4"
fetch_params "$SAPLING_SPROUT_GROTH16_NAME" "$PARAMS_DIR/$SAPLING_SPROUT_GROTH16_NAME" "b685d700c60328498fbde589c8c7c484c722b788b265b72af448a5bf0ee55b50"
}
main ${1:-}
main
rm -f /tmp/fetch_params.lock
exit 0