Add tx to restore wasm blob to get-settings-upgrade-txs

docs/software/commands.md

@@ -100,13 +100,15 @@ Command options can only by placed after command.
   Option **--signtxs** will prompt for a secret key and sign the TransactionEnvelopes.<br>
 
   Output format by line - 
-  1. Base64 upload tx envelope XDR
-  2. Hex tx ID for the upload tx.
-  3. Base 64 create tx envelope XDR
-  4. Hex tx ID for the create tx.
-  5. Base64 invoke tx envelope XDR
-  6. Hex tx ID for the invoke tx.
-  7. Base64 ConfigUpgradeSetKey XDR.
+  1. Base64 wasm restore tx envelope XDR
+  2. Hex tx ID for the wasm restore tx.
+  3. Base64 upload tx envelope XDR
+  4. Hex tx ID for the upload tx.
+  5. Base 64 create tx envelope XDR
+  6. Hex tx ID for the create tx.
+  7. Base64 invoke tx envelope XDR
+  8. Hex tx ID for the invoke tx.
+  9. Base64 ConfigUpgradeSetKey XDR.
 
 * **help**: Print the available command line options and then exit..
 * **http-command <COMMAND>** Send an [HTTP command](#http-commands) to an

scripts/settings-helper.sh

@@ -47,8 +47,12 @@ echo "----- TX #3 -----"
 echo "curl -G 'http://localhost:11626/tx' --data-urlencode 'blob=$(echo "$OUTPUT" | sed -n '5p')'"
 echo "-----"
 
-echo "curl -G 'http://localhost:11626/dumpproposedsettings' --data-urlencode 'blob=$(echo "$OUTPUT" | sed -n '7p')'"
+echo "----- TX #4 -----"
+echo "curl -G 'http://localhost:11626/tx' --data-urlencode 'blob=$(echo "$OUTPUT" | sed -n '7p')'"
+echo "-----"
+
+echo "curl -G 'http://localhost:11626/dumpproposedsettings' --data-urlencode 'blob=$(echo "$OUTPUT" | sed -n '9p')'"
 echo "-----"
 
 echo "distribute the following command with the upgradetime set to an agreed upon point in the future"
-echo "curl -G 'http://localhost:11626/upgrades?mode=set&upgradetime=YYYY-MM-DDT01:25:00Z' --data-urlencode 'configupgradesetkey=$(echo "$OUTPUT" | sed -n '7p')'"
+echo "curl -G 'http://localhost:11626/upgrades?mode=set&upgradetime=YYYY-MM-DDT01:25:00Z' --data-urlencode 'configupgradesetkey=$(echo "$OUTPUT" | sed -n '9p')'"

src/main/CommandLine.cpp

@@ -1293,20 +1293,22 @@ getSettingsUpgradeTransactions(CommandLineArgs const& args)
             PublicKey pk = KeyUtils::fromStrKey<PublicKey>(id);
 
             std::vector<TransactionEnvelope> txsToSign;
+            auto restoreRes = getWasmRestoreTx(pk, seqNum + 1);
+            txsToSign.emplace_back(restoreRes.first);
 
-            auto uploadRes = getUploadTx(pk, seqNum + 1);
+            auto uploadRes = getUploadTx(pk, seqNum + 2);
             txsToSign.emplace_back(uploadRes.first);
             auto const& contractCodeLedgerKey = uploadRes.second;
 
             auto createRes =
-                getCreateTx(pk, contractCodeLedgerKey, netId, seqNum + 2);
+                getCreateTx(pk, contractCodeLedgerKey, netId, seqNum + 3);
             txsToSign.emplace_back(std::get<0>(createRes));
             auto const& contractSourceRefLedgerKey = std::get<1>(createRes);
             auto const& contractID = std::get<2>(createRes);
 
             auto invokeRes = getInvokeTx(pk, contractCodeLedgerKey,
                                          contractSourceRefLedgerKey, contractID,
-                                         upgradeSet, seqNum + 3);
+                                         upgradeSet, seqNum + 4);
             txsToSign.emplace_back(invokeRes.first);
             auto const& upgradeSetKey = invokeRes.second;
 

src/main/SettingsUpgradeUtils.cpp

@@ -7,6 +7,51 @@
 namespace stellar
 {
 
+std::pair<TransactionEnvelope, LedgerKey>
+getWasmRestoreTx(PublicKey const& publicKey, SequenceNumber seqNum)
+{
+    TransactionEnvelope txEnv;
+    txEnv.type(ENVELOPE_TYPE_TX);
+
+    auto& tx = txEnv.v1().tx;
+    tx.sourceAccount = toMuxedAccount(publicKey);
+    tx.fee = 100'000'000;
+    tx.seqNum = seqNum;
+
+    Preconditions cond;
+    cond.type(PRECOND_NONE);
+    tx.cond = cond;
+
+    Memo memo;
+    memo.type(MEMO_NONE);
+    tx.memo = memo;
+
+    Operation restoreOp;
+    restoreOp.body.type(RESTORE_FOOTPRINT);
+
+    tx.operations.emplace_back(restoreOp);
+
+    auto const writeByteWasm = rust_bridge::get_write_bytes();
+    std::vector<uint8_t> wasm(writeByteWasm.data.begin(),
+                              writeByteWasm.data.end());
+
+    LedgerKey contractCodeLedgerKey;
+    contractCodeLedgerKey.type(CONTRACT_CODE);
+    contractCodeLedgerKey.contractCode().hash = sha256(wasm);
+
+    SorobanResources restoreResources;
+    restoreResources.footprint.readWrite = {contractCodeLedgerKey};
+    restoreResources.instructions = 0;
+    restoreResources.readBytes = 2000;
+    restoreResources.writeBytes = 2000;
+
+    tx.ext.v(1);
+    tx.ext.sorobanData().resources = restoreResources;
+    tx.ext.sorobanData().resourceFee = 55'000'000;
+
+    return {txEnv, contractCodeLedgerKey};
+}
+
 std::pair<TransactionEnvelope, LedgerKey>
 getUploadTx(PublicKey const& publicKey, SequenceNumber seqNum)
 {

src/main/SettingsUpgradeUtils.h

@@ -5,6 +5,9 @@
 namespace stellar
 {
 
+std::pair<TransactionEnvelope, LedgerKey>
+getWasmRestoreTx(PublicKey const& publicKey, SequenceNumber seqNum);
+
 std::pair<TransactionEnvelope, LedgerKey>
 getUploadTx(PublicKey const& publicKey, SequenceNumber seqNum);