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-rw-r--r--src/rest.cpp37
1 files changed, 33 insertions, 4 deletions
diff --git a/src/rest.cpp b/src/rest.cpp
index d41f374c49..747c7aea19 100644
--- a/src/rest.cpp
+++ b/src/rest.cpp
@@ -107,6 +107,27 @@ static CTxMemPool* GetMemPool(const std::any& context, HTTPRequest* req)
return node_context->mempool.get();
}
+/**
+ * Get the node context chainstatemanager.
+ *
+ * @param[in] req The HTTP request, whose status code will be set if node
+ * context chainstatemanager is not found.
+ * @returns Pointer to the chainstatemanager or nullptr if none found.
+ */
+static ChainstateManager* GetChainman(const std::any& context, HTTPRequest* req)
+{
+ auto node_context = util::AnyPtr<NodeContext>(context);
+ if (!node_context || !node_context->chainman) {
+ RESTERR(req, HTTP_INTERNAL_SERVER_ERROR,
+ strprintf("%s:%d (%s)\n"
+ "Internal bug detected: Chainman disabled or instance not found!\n"
+ "You may report this issue here: %s\n",
+ __FILE__, __LINE__, __func__, PACKAGE_BUGREPORT));
+ return nullptr;
+ }
+ return node_context->chainman;
+}
+
static RetFormat ParseDataFormat(std::string& param, const std::string& strReq)
{
const std::string::size_type pos = strReq.rfind('.');
@@ -181,7 +202,9 @@ static bool rest_headers(const std::any& context,
std::vector<const CBlockIndex *> headers;
headers.reserve(count);
{
- ChainstateManager& chainman = EnsureAnyChainman(context);
+ ChainstateManager* maybe_chainman = GetChainman(context, req);
+ if (!maybe_chainman) return false;
+ ChainstateManager& chainman = *maybe_chainman;
LOCK(cs_main);
CChain& active_chain = chainman.ActiveChain();
tip = active_chain.Tip();
@@ -252,7 +275,9 @@ static bool rest_block(const std::any& context,
CBlockIndex* pblockindex = nullptr;
CBlockIndex* tip = nullptr;
{
- ChainstateManager& chainman = EnsureAnyChainman(context);
+ ChainstateManager* maybe_chainman = GetChainman(context, req);
+ if (!maybe_chainman) return false;
+ ChainstateManager& chainman = *maybe_chainman;
LOCK(cs_main);
tip = chainman.ActiveChain().Tip();
pblockindex = chainman.m_blockman.LookupBlockIndex(hash);
@@ -541,7 +566,9 @@ static bool rest_getutxos(const std::any& context, HTTPRequest* req, const std::
std::string bitmapStringRepresentation;
std::vector<bool> hits;
bitmap.resize((vOutPoints.size() + 7) / 8);
- ChainstateManager& chainman = EnsureAnyChainman(context);
+ ChainstateManager* maybe_chainman = GetChainman(context, req);
+ if (!maybe_chainman) return false;
+ ChainstateManager& chainman = *maybe_chainman;
{
auto process_utxos = [&vOutPoints, &outs, &hits](const CCoinsView& view, const CTxMemPool& mempool) {
for (const COutPoint& vOutPoint : vOutPoints) {
@@ -644,7 +671,9 @@ static bool rest_blockhash_by_height(const std::any& context, HTTPRequest* req,
CBlockIndex* pblockindex = nullptr;
{
- ChainstateManager& chainman = EnsureAnyChainman(context);
+ ChainstateManager* maybe_chainman = GetChainman(context, req);
+ if (!maybe_chainman) return false;
+ ChainstateManager& chainman = *maybe_chainman;
LOCK(cs_main);
const CChain& active_chain = chainman.ActiveChain();
if (blockheight > active_chain.Height()) {