Use paritytech polkadot-sdk with optional personal fork override (#1290)

* test on Snowfork branch

* fix checkout

* remove check

* use parity sdk by default

* suggestions

* config polkadot-sdk dir

.envrc-example

@@ -3,3 +3,5 @@ if ! has nix_direnv_version || ! nix_direnv_version 2.2.1; then
 fi
 
 use flake
+
+export POLKADOT_SDK_REPO=https://github.com/paritytech/polkadot-sdk.git

scripts/init.sh

@@ -2,15 +2,20 @@
 
 set -eux
 
-echo "Checkout polkadot-sdk Snowfork fork"
+echo "Checkout polkadot-sdk"
 pushd ..
-  if [ ! -d "polkadot-sdk" ]; then
-    git clone https://github.com/Snowfork/polkadot-sdk.git
-    cd snowbridge && ln -sf ../polkadot-sdk polkadot-sdk
+  if [[ -d ../polkadot-sdk ]] && (cd ../polkadot-sdk && git rev-parse --is-inside-work-tree) 2>&1 >/dev/nu
+  ls; then
+     echo "polkadot-sdk already exists"
+  else
+    repoURL="${POLKADOT_SDK_REPO:-https://github.com/paritytech/polkadot-sdk.git}"
+
+    git clone "$repoURL" polkadot-sdk
+
+    pushd polkadot-sdk
+      git pull origin master
+    popd
   fi
-  pushd  polkadot-sdk
-    git fetch && git checkout snowbridge
-  popd
 popd
 
 echo "Checkout lodestar Snowfork fork"

web/packages/test/scripts/build-binary.sh

@@ -4,7 +4,8 @@ set -eu
 source scripts/set-env.sh
 
 build_binaries() {
-    pushd $root_dir/polkadot-sdk
+    pushd $root_dir
+    pushd $polkadot_sdk_dir
 
     local features=''
     if [ "$eth_network" == "localhost" ]; then
@@ -33,6 +34,7 @@ build_binaries() {
     cp target/release/polkadot-parachain $output_bin_dir/polkadot-parachain
 
     popd
+    popd
 }
 
 changes_detected=0

web/packages/test/scripts/set-env.sh

@@ -10,6 +10,7 @@ export output_bin_dir="$output_dir/bin"
 ethereum_data_dir="$output_dir/ethereum"
 zombienet_data_dir="$output_dir/zombienet"
 export PATH="$output_bin_dir:$PATH"
+export polkadot_sdk_dir="${POLKADOT_SDK_DIR:-../polkadot-sdk}"
 
 eth_network="${ETH_NETWORK:-localhost}"
 eth_endpoint_http="${ETH_RPC_ENDPOINT:-http://127.0.0.1:8545}/${INFURA_PROJECT_ID:-}"