1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
|
// Copyright (c) 2011-2021 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 <wallet/rpc/util.h>
#include <rpc/util.h>
#include <util/translation.h>
#include <util/url.h>
#include <wallet/context.h>
#include <wallet/wallet.h>
#include <univalue.h>
static const std::string WALLET_ENDPOINT_BASE = "/wallet/";
const std::string HELP_REQUIRING_PASSPHRASE{"\nRequires wallet passphrase to be set with walletpassphrase call if wallet is encrypted.\n"};
bool GetAvoidReuseFlag(const CWallet& wallet, const UniValue& param) {
bool can_avoid_reuse = wallet.IsWalletFlagSet(WALLET_FLAG_AVOID_REUSE);
bool avoid_reuse = param.isNull() ? can_avoid_reuse : param.get_bool();
if (avoid_reuse && !can_avoid_reuse) {
throw JSONRPCError(RPC_WALLET_ERROR, "wallet does not have the \"avoid reuse\" feature enabled");
}
return avoid_reuse;
}
/** Used by RPC commands that have an include_watchonly parameter.
* We default to true for watchonly wallets if include_watchonly isn't
* explicitly set.
*/
bool ParseIncludeWatchonly(const UniValue& include_watchonly, const CWallet& wallet)
{
if (include_watchonly.isNull()) {
// if include_watchonly isn't explicitly set, then check if we have a watchonly wallet
return wallet.IsWalletFlagSet(WALLET_FLAG_DISABLE_PRIVATE_KEYS);
}
// otherwise return whatever include_watchonly was set to
return include_watchonly.get_bool();
}
bool GetWalletNameFromJSONRPCRequest(const JSONRPCRequest& request, std::string& wallet_name)
{
if (URL_DECODE && request.URI.substr(0, WALLET_ENDPOINT_BASE.size()) == WALLET_ENDPOINT_BASE) {
// wallet endpoint was used
wallet_name = URL_DECODE(request.URI.substr(WALLET_ENDPOINT_BASE.size()));
return true;
}
return false;
}
std::shared_ptr<CWallet> GetWalletForJSONRPCRequest(const JSONRPCRequest& request)
{
CHECK_NONFATAL(request.mode == JSONRPCRequest::EXECUTE);
WalletContext& context = EnsureWalletContext(request.context);
std::string wallet_name;
if (GetWalletNameFromJSONRPCRequest(request, wallet_name)) {
const std::shared_ptr<CWallet> pwallet = GetWallet(context, wallet_name);
if (!pwallet) throw JSONRPCError(RPC_WALLET_NOT_FOUND, "Requested wallet does not exist or is not loaded");
return pwallet;
}
std::vector<std::shared_ptr<CWallet>> wallets = GetWallets(context);
if (wallets.size() == 1) {
return wallets[0];
}
if (wallets.empty()) {
throw JSONRPCError(
RPC_WALLET_NOT_FOUND, "No wallet is loaded. Load a wallet using loadwallet or create a new one with createwallet. (Note: A default wallet is no longer automatically created)");
}
throw JSONRPCError(RPC_WALLET_NOT_SPECIFIED,
"Wallet file not specified (must request wallet RPC through /wallet/<filename> uri-path).");
}
void EnsureWalletIsUnlocked(const CWallet& wallet)
{
if (wallet.IsLocked()) {
throw JSONRPCError(RPC_WALLET_UNLOCK_NEEDED, "Error: Please enter the wallet passphrase with walletpassphrase first.");
}
}
WalletContext& EnsureWalletContext(const std::any& context)
{
auto wallet_context = util::AnyPtr<WalletContext>(context);
if (!wallet_context) {
throw JSONRPCError(RPC_INTERNAL_ERROR, "Wallet context not found");
}
return *wallet_context;
}
// also_create should only be set to true only when the RPC is expected to add things to a blank wallet and make it no longer blank
LegacyScriptPubKeyMan& EnsureLegacyScriptPubKeyMan(CWallet& wallet, bool also_create)
{
LegacyScriptPubKeyMan* spk_man = wallet.GetLegacyScriptPubKeyMan();
if (!spk_man && also_create) {
spk_man = wallet.GetOrCreateLegacyScriptPubKeyMan();
}
if (!spk_man) {
throw JSONRPCError(RPC_WALLET_ERROR, "This type of wallet does not support this command");
}
return *spk_man;
}
const LegacyScriptPubKeyMan& EnsureConstLegacyScriptPubKeyMan(const CWallet& wallet)
{
const LegacyScriptPubKeyMan* spk_man = wallet.GetLegacyScriptPubKeyMan();
if (!spk_man) {
throw JSONRPCError(RPC_WALLET_ERROR, "This type of wallet does not support this command");
}
return *spk_man;
}
std::string LabelFromValue(const UniValue& value)
{
std::string label = value.get_str();
if (label == "*")
throw JSONRPCError(RPC_WALLET_INVALID_LABEL_NAME, "Invalid label name");
return label;
}
void HandleWalletError(const std::shared_ptr<CWallet> wallet, DatabaseStatus& status, bilingual_str& error)
{
if (!wallet) {
// Map bad format to not found, since bad format is returned when the
// wallet directory exists, but doesn't contain a data file.
RPCErrorCode code = RPC_WALLET_ERROR;
switch (status) {
case DatabaseStatus::FAILED_NOT_FOUND:
case DatabaseStatus::FAILED_BAD_FORMAT:
code = RPC_WALLET_NOT_FOUND;
break;
case DatabaseStatus::FAILED_ALREADY_LOADED:
code = RPC_WALLET_ALREADY_LOADED;
break;
case DatabaseStatus::FAILED_ALREADY_EXISTS:
code = RPC_WALLET_ALREADY_EXISTS;
break;
case DatabaseStatus::FAILED_INVALID_BACKUP_FILE:
code = RPC_INVALID_PARAMETER;
break;
default: // RPC_WALLET_ERROR is returned for all other cases.
break;
}
throw JSONRPCError(code, error.original);
}
}
|
