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-rw-r--r--src/rpc/blockchain.cpp10
-rw-r--r--src/rpc/net.cpp16
-rw-r--r--src/rpc/rawtransaction.cpp9
-rw-r--r--src/rpc/util.cpp30
-rw-r--r--src/rpc/util.h9
5 files changed, 47 insertions, 27 deletions
diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp
index 7fb9ff2eaf..c73a8d48cf 100644
--- a/src/rpc/blockchain.cpp
+++ b/src/rpc/blockchain.cpp
@@ -1,5 +1,5 @@
// Copyright (c) 2010 Satoshi Nakamoto
-// Copyright (c) 2009-2018 The Bitcoin Core developers
+// Copyright (c) 2009-2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
@@ -1778,9 +1778,7 @@ static constexpr size_t PER_UTXO_OVERHEAD = sizeof(COutPoint) + sizeof(uint32_t)
static UniValue getblockstats(const JSONRPCRequest& request)
{
- if (request.fHelp || request.params.size() < 1 || request.params.size() > 4) {
- throw std::runtime_error(
- RPCHelpMan{"getblockstats",
+ const RPCHelpMan help{"getblockstats",
"\nCompute per block statistics for a given window. All amounts are in satoshis.\n"
"It won't work for some heights with pruning.\n"
"It won't work without -txindex for utxo_size_inc, *fee or *feerate stats.\n",
@@ -1836,7 +1834,9 @@ static UniValue getblockstats(const JSONRPCRequest& request)
HelpExampleCli("getblockstats", "1000 '[\"minfeerate\",\"avgfeerate\"]'")
+ HelpExampleRpc("getblockstats", "1000 '[\"minfeerate\",\"avgfeerate\"]'")
},
- }.ToString());
+ };
+ if (request.fHelp || !help.IsValidNumArgs(request.params.size())) {
+ throw std::runtime_error(help.ToString());
}
LOCK(cs_main);
diff --git a/src/rpc/net.cpp b/src/rpc/net.cpp
index 6bbbbc9876..c7b3478f44 100644
--- a/src/rpc/net.cpp
+++ b/src/rpc/net.cpp
@@ -523,13 +523,7 @@ static UniValue getnetworkinfo(const JSONRPCRequest& request)
static UniValue setban(const JSONRPCRequest& request)
{
- std::string strCommand;
- if (!request.params[1].isNull())
- strCommand = request.params[1].get_str();
- if (request.fHelp || request.params.size() < 2 ||
- (strCommand != "add" && strCommand != "remove"))
- throw std::runtime_error(
- RPCHelpMan{"setban",
+ const RPCHelpMan help{"setban",
"\nAttempts to add or remove an IP/Subnet from the banned list.\n",
{
{"subnet", RPCArg::Type::STR, RPCArg::Optional::NO, "The IP/Subnet (see getpeerinfo for nodes IP) with an optional netmask (default is /32 = single IP)"},
@@ -543,7 +537,13 @@ static UniValue setban(const JSONRPCRequest& request)
+ HelpExampleCli("setban", "\"192.168.0.0/24\" \"add\"")
+ HelpExampleRpc("setban", "\"192.168.0.6\", \"add\", 86400")
},
- }.ToString());
+ };
+ std::string strCommand;
+ if (!request.params[1].isNull())
+ strCommand = request.params[1].get_str();
+ if (request.fHelp || !help.IsValidNumArgs(request.params.size()) || (strCommand != "add" && strCommand != "remove")) {
+ throw std::runtime_error(help.ToString());
+ }
if (!g_banman) {
throw JSONRPCError(RPC_DATABASE_ERROR, "Error: Ban database not loaded");
}
diff --git a/src/rpc/rawtransaction.cpp b/src/rpc/rawtransaction.cpp
index 38e2dc237e..5a714a137e 100644
--- a/src/rpc/rawtransaction.cpp
+++ b/src/rpc/rawtransaction.cpp
@@ -1065,10 +1065,11 @@ static UniValue sendrawtransaction(const JSONRPCRequest& request)
bool allowhighfees = false;
if (!request.params[1].isNull()) allowhighfees = request.params[1].get_bool();
+ const CAmount highfee{allowhighfees ? 0 : ::maxTxFee};
uint256 txid;
- TransactionError err;
std::string err_string;
- if (!BroadcastTransaction(tx, txid, err, err_string, allowhighfees)) {
+ const TransactionError err = BroadcastTransaction(tx, txid, err_string, highfee);
+ if (TransactionError::OK != err) {
throw JSONRPCTransactionError(err, err_string);
}
@@ -1493,8 +1494,8 @@ UniValue combinepsbt(const JSONRPCRequest& request)
}
PartiallySignedTransaction merged_psbt;
- TransactionError error;
- if (!CombinePSBTs(merged_psbt, error, psbtxs)) {
+ const TransactionError error = CombinePSBTs(merged_psbt, psbtxs);
+ if (error != TransactionError::OK) {
throw JSONRPCTransactionError(error);
}
diff --git a/src/rpc/util.cpp b/src/rpc/util.cpp
index 023b4b6746..86695bc1a5 100644
--- a/src/rpc/util.cpp
+++ b/src/rpc/util.cpp
@@ -1,11 +1,10 @@
-// Copyright (c) 2017-2018 The Bitcoin Core developers
+// Copyright (c) 2017-2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <key_io.h>
#include <keystore.h>
#include <policy/fees.h>
-#include <rpc/protocol.h>
#include <rpc/util.h>
#include <tinyformat.h>
#include <util/strencodings.h>
@@ -315,6 +314,17 @@ std::string RPCExamples::ToDescriptionString() const
return m_examples.empty() ? m_examples : "\nExamples:\n" + m_examples;
}
+bool RPCHelpMan::IsValidNumArgs(size_t num_args) const
+{
+ size_t num_required_args = 0;
+ for (size_t n = m_args.size(); n > 0; --n) {
+ if (!m_args.at(n - 1).IsOptional()) {
+ num_required_args = n;
+ break;
+ }
+ }
+ return num_required_args <= num_args && num_args <= m_args.size();
+}
std::string RPCHelpMan::ToString() const
{
std::string ret;
@@ -323,12 +333,7 @@ std::string RPCHelpMan::ToString() const
ret += m_name;
bool was_optional{false};
for (const auto& arg : m_args) {
- bool optional;
- if (arg.m_fallback.which() == 1) {
- optional = true;
- } else {
- optional = RPCArg::Optional::NO != boost::get<RPCArg::Optional>(arg.m_fallback);
- }
+ const bool optional = arg.IsOptional();
ret += " ";
if (optional) {
if (!was_optional) ret += "( ";
@@ -370,6 +375,15 @@ std::string RPCHelpMan::ToString() const
return ret;
}
+bool RPCArg::IsOptional() const
+{
+ if (m_fallback.which() == 1) {
+ return true;
+ } else {
+ return RPCArg::Optional::NO != boost::get<RPCArg::Optional>(m_fallback);
+ }
+}
+
std::string RPCArg::ToDescriptionString() const
{
std::string ret;
diff --git a/src/rpc/util.h b/src/rpc/util.h
index 1c9ddcdf44..06800ad63c 100644
--- a/src/rpc/util.h
+++ b/src/rpc/util.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2018 The Bitcoin Core developers
+// Copyright (c) 2017-2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
@@ -7,6 +7,7 @@
#include <node/transaction.h>
#include <pubkey.h>
+#include <rpc/protocol.h>
#include <script/standard.h>
#include <univalue.h>
@@ -53,7 +54,7 @@ struct RPCArg {
/** Required arg */
NO,
/**
- * Optinal arg that is a named argument and has a default value of
+ * Optional arg that is a named argument and has a default value of
* `null`. When possible, the default value should be specified.
*/
OMITTED_NAMED_ARG,
@@ -110,6 +111,8 @@ struct RPCArg {
assert(type == Type::ARR || type == Type::OBJ);
}
+ bool IsOptional() const;
+
/**
* Return the type string of the argument.
* Set oneline to allow it to be overridden by a custom oneline type string (m_oneline_description).
@@ -185,6 +188,8 @@ public:
RPCHelpMan(std::string name, std::string description, std::vector<RPCArg> args, RPCResults results, RPCExamples examples);
std::string ToString() const;
+ /** If the supplied number of args is neither too small nor too high */
+ bool IsValidNumArgs(size_t num_args) const;
private:
const std::string m_name;