Update bitcoin node version

.gitignore

@@ -14,3 +14,4 @@ Cargo.lock
 **/*.profraw
 /coverage/
 /integration_coverage/
+.idea

docker-compose.yml

@@ -2,7 +2,7 @@ version: "3.4"
 services:
   ### BITCOIND
   bitcoind:
-    image: ruimarinho/bitcoin-core:0.20.0
+    image: polarlightning/bitcoind:27.0
     container_name: bitcoin-node
     command: |
       -conf=/config/default.conf

sample/.gitignore

@@ -1 +1,2 @@
 dlc_sample*
+examples/contracts/sample_contract.json

sample/Readme.md

@@ -8,6 +8,8 @@ Example configurations and contract input are available in the [examples](./exam
 In order to use the [example contract](./examples/contracts/numerical_contract_input.json) you will need to update the `event_id`.
 Replace the part after `btcusd` with a UNIX timestamp in the future.
 
+Use the [helper script](../scripts/gen-sample-offer.sh) to create the example contract 1 hour in the future. This creates an `event_id` with a UNIX timestamp 1 hour in the future. Manually update the value for a longer time period.
+
 
 ## Quick run
 
@@ -24,13 +26,11 @@ In a different terminal:
 cargo run ./examples/configurations/bob.yml
 ```
 
-Update the [example contract](./examples/contracts/numerical_contract_input.json#L82) replacing the number after `btcusd` with a unix timestamp some time in the future (this will correspond to the contract maturity date).
-
 ### On chain DLC
 
 From the second instance (Bob), type:
 ```
-offercontract 02c84f8e151590e718d22e528c55f14c0042c66e68c3f793d7b3b8bf5ae630c648@127.0.0.1:9000 ./examples/contracts/numerical_contract_input.json
+offercontract 02c84f8e151590e718d22e528c55f14c0042c66e68c3f793d7b3b8bf5ae630c648@127.0.0.1:9000 ./examples/contracts/sample_contract.json
 ```
 Replacing the public key by the one that was displayed when starting the first instance.
 
@@ -67,7 +67,7 @@ Once the maturity of the contract is reached, typing `listcontracts` once more w
 
 From the second instance (Bob), type:
 ```
-offerchannel 02c84f8e151590e718d22e528c55f14c0042c66e68c3f793d7b3b8bf5ae630c648@127.0.0.1:9000 ./examples/contracts/numerical_contract_input.json
+offerchannel 02c84f8e151590e718d22e528c55f14c0042c66e68c3f793d7b3b8bf5ae630c648@127.0.0.1:9000 ./examples/contracts/sample_contract.json
 ```
 Replacing the public key by the one that was displayed when starting the first instance.
 

scripts/create_wallets.sh

@@ -1,10 +1,10 @@
 #!/bin/bash
 
 bitcoincli=$(command -v bitcoin-cli)
-opts=( -rpcuser="testuser" -rpcpassword="lq6zequb-gYTdF2_ZEUtr8ywTXzLYtknzWU4nV8uVoo=" -regtest )
+opts=( -rpcuser="testuser" -rpcpassword="lq6zequb-gYTdF2_ZEUtr8ywTXzLYtknzWU4nV8uVoo=" -regtest -named)
 
-$bitcoincli "${opts[@]}" createwallet "alice" "false" "false"
-$bitcoincli "${opts[@]}" createwallet "bob" "false" "false"
+$bitcoincli "${opts[@]}" createwallet wallet_name="alice" descriptors="false"
+$bitcoincli "${opts[@]}" createwallet wallet_name="bob" descriptors="false"
 
 aliceAddress=$($bitcoincli "${opts[@]}" -rpcwallet=alice getnewaddress bec32)
 $bitcoincli "${opts[@]}" generatetoaddress 101 ${aliceAddress} &> /dev/null

scripts/gen-sample-offer.sh

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+# Calculate the Unix timestamp one hour from now
+DIR=$(git rev-parse --show-toplevel)
+
+current_timestamp=$(date +%s)
+future_timestamp=$((current_timestamp + 3600))
+# Read the JSON file and update the eventId field
+updated_json=$(jq --arg new_timestamp "$future_timestamp" '.contractInfos[0].oracles.eventId |= sub("\\d+$"; $new_timestamp)' ${DIR}/sample/examples/contracts/numerical_contract_input.json)
+
+# Output the updated JSON
+rm -f ${DIR}/sample/examples/contracts/sample_contract.json
+echo "$updated_json" > ${DIR}/sample/examples/contracts/sample_contract.json
+
+echo "Updated numerical contract has been saved"

testconfig/config/default.conf

@@ -1,3 +1,5 @@
+deprecatedrpc=create_bdb
+
 [regtest]
 rpcallowip=0.0.0.0/0
 rpcbind=0.0.0.0