scripts+bw-compatibility-test: update Dave and make it use sqlite

scripts/bw-compatibility-test/docker-compose.override.yaml

@@ -3,6 +3,7 @@ services:
     build:
       context: ../../
       dockerfile: dev.Dockerfile
+    image: lnd-dev:backward-compat-test-build
     container_name: bob-pr
     restart: unless-stopped
     ports:
@@ -40,4 +41,47 @@ services:
       --protocol.option-scid-alias
       --protocol.zero-conf
       --protocol.simple-taproot-chans
-      --trickledelay=50
+      --trickledelay=50
+
+  dave-pr:
+    image: lnd-dev:backward-compat-test-build
+    container_name: dave-pr
+    restart: unless-stopped
+    ports:
+      - 10014:10009
+      - 9744:9735
+      - 8094:8080
+    networks:
+      regtest:
+        aliases:
+          - dave
+    volumes:
+      - "dave:/root/.lnd"
+    depends_on:
+      - bitcoind
+    command: >
+      lnd
+      --logdir=/root/.lnd
+      --alias=dave
+      --rpclisten=0.0.0.0:10009
+      --restlisten=0.0.0.0:8080
+      --color=#cccccc
+      --noseedbackup
+      --bitcoin.active
+      --bitcoin.regtest
+      --bitcoin.node=bitcoind
+      --bitcoind.rpchost=bitcoind
+      --bitcoind.rpcuser=lightning
+      --bitcoind.rpcpass=lightning
+      --bitcoind.zmqpubrawblock=tcp://bitcoind:28332
+      --bitcoind.zmqpubrawtx=tcp://bitcoind:28333
+      --debuglevel=debug
+      --externalip=dave
+      --tlsextradomain=dave
+      --accept-keysend
+      --protocol.option-scid-alias
+      --protocol.zero-conf
+      --protocol.simple-taproot-chans
+      --trickledelay=50
+      --db.backend=sqlite
+      --db.use-native-sql

scripts/bw-compatibility-test/docker-compose.yaml

@@ -185,6 +185,8 @@ services:
       - "--tlsextradomain=dave"
       - "--accept-keysend"
       - "--trickledelay=50"
+      - "--db.backend=sqlite"
+      - "--db.use-native-sql"
 
 networks:
   regtest:

scripts/bw-compatibility-test/network.sh

@@ -5,28 +5,35 @@ DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 
 source "$DIR/.env"
 
-# Global variable to keep track of which Bob container to use.
-# Once Bob is upgraded to the PR version, this variable must
-# be updated to 'bob-pr'.
+# Global variables to keep track of which Bob and Dave container
+# to use. Once Bob and Dave is upgraded to the PR version, this
+# variable must be updated to 'bob-pr' and 'dave-pr` respectively.
 BOB=bob
+DAVE=dave
 
-# upgrade_bob shuts down the stable Bob container, upgrades the
-# compose variables to use the PR version of Bob, rebuilds the
-# Bob container, and starts the PR version of Bob.
-function upgrade_bob() {
-  # Shutdown Bob.
-  compose_stop bob
+# upgrade_node shuts down the stable container for a node (currently
+# Bob or Dave), upgrades the compose variables, rebuilds the PR version,
+# and starts it.
+function upgrade_node() {
+  local node="$1"
+  local pr="${node}-pr"
+  local var_name="$(echo "$node" | tr '[:lower:]' '[:upper:]')"
+
+  # Shutdown the stable node.
+  compose_stop "$node"
 
-  # Upgrade the compose variables so that the Bob configuration
+  # Upgrade the compose variables so that the node configuration
   # is swapped out for the PR version.
   compose_upgrade
-  export BOB=bob-pr
 
-  # Force the rebuild of the Bob container.
-  compose_rebuild bob-pr
+  # Export the PR version of the node.
+  export "$var_name"="$pr"
+
+  # Force the rebuild of the PR version of the container.
+  compose_rebuild "$pr"
 
-  # This should now start with the new version of Bob.
-  compose_start bob-pr
+  # This should now start the PR version of the node.
+  compose_start "$pr"
 }
 
 # wait_for_nodes waits for all the nodes in the argument list to
@@ -333,5 +340,10 @@ function charlie() {
 }
 
 function dave() {
-  docker exec -i dave lncli --network regtest "$@"
+  docker exec -i "$DAVE" lncli --network regtest "$@"
 }
+
+function dave-pr() {
+  docker exec -i dave-pr lncli --network regtest "$@"
+}
+

scripts/bw-compatibility-test/test.sh

@@ -36,7 +36,7 @@ send_payment alice dave
 
 # Upgrade the compose variables so that the Bob configuration
 # is swapped out for the PR version.
-upgrade_bob
+upgrade_node bob
 
 # Wait for Bob to start.
 wait_for_node bob
@@ -50,4 +50,19 @@ send_payment bob dave
 send_payment dave bob
 send_payment alice dave
 
+# Upgrade the compose variables so that the Dave configuration
+# is swapped out for the PR version.
+upgrade_node dave
+
+wait_for_node dave
+wait_for_active_chans dave 1
+
+# Show that Dave is now running the current branch.
+do_for print_version dave
+
+# Repeat the basic tests (after potential migraton).
+send_payment bob dave
+send_payment dave bob
+send_payment alice dave
+
 echo "🛡️⚔️🫡 Backwards compatibility test passed! 🫡⚔️🛡️"