diff options
| -rw-r--r-- | src/script/descriptor.cpp | 262 | ||||
| -rw-r--r-- | src/script/miniscript.h | 34 | ||||
| -rw-r--r-- | src/test/descriptor_tests.cpp | 32 | ||||
| -rw-r--r-- | src/test/miniscript_tests.cpp | 15 | ||||
| -rwxr-xr-x | test/functional/test_runner.py | 1 | ||||
| -rwxr-xr-x | test/functional/wallet_miniscript.py | 93 |
6 files changed, 401 insertions, 36 deletions
diff --git a/src/script/descriptor.cpp b/src/script/descriptor.cpp index ca0170c84b..34a4da74f8 100644 --- a/src/script/descriptor.cpp +++ b/src/script/descriptor.cpp @@ -6,6 +6,7 @@ #include <key_io.h> #include <pubkey.h> +#include <script/miniscript.h> #include <script/script.h> #include <script/standard.h> @@ -161,6 +162,20 @@ public: virtual ~PubkeyProvider() = default; + /** Compare two public keys represented by this provider. + * Used by the Miniscript descriptors to check for duplicate keys in the script. + */ + bool operator<(PubkeyProvider& other) const { + CPubKey a, b; + SigningProvider dummy; + KeyOriginInfo dummy_info; + + GetPubKey(0, dummy, a, dummy_info); + other.GetPubKey(0, dummy, b, dummy_info); + + return a < b; + } + /** Derive a public key. * read_cache is the cache to read keys from (if not nullptr) * write_cache is the cache to write keys to (if not nullptr) @@ -493,12 +508,12 @@ public: /** Base class for all Descriptor implementations. */ class DescriptorImpl : public Descriptor { - //! Public key arguments for this descriptor (size 1 for PK, PKH, WPKH; any size for Multisig). +protected: + //! Public key arguments for this descriptor (size 1 for PK, PKH, WPKH; any size for WSH and Multisig). const std::vector<std::unique_ptr<PubkeyProvider>> m_pubkey_args; //! The string name of the descriptor function. const std::string m_name; -protected: //! The sub-descriptor arguments (empty for everything but SH and WSH). //! In doc/descriptors.m this is referred to as SCRIPT expressions sh(SCRIPT) //! and wsh(SCRIPT), and distinct from KEY expressions and ADDR expressions. @@ -563,7 +578,7 @@ public: return true; } - bool ToStringHelper(const SigningProvider* arg, std::string& out, const StringType type, const DescriptorCache* cache = nullptr) const + virtual bool ToStringHelper(const SigningProvider* arg, std::string& out, const StringType type, const DescriptorCache* cache = nullptr) const { std::string extra = ToStringExtra(); size_t pos = extra.size() > 0 ? 1 : 0; @@ -917,6 +932,89 @@ public: bool IsSingleType() const final { return true; } }; +/* We instantiate Miniscript here with a simple integer as key type. + * The value of these key integers are an index in the + * DescriptorImpl::m_pubkey_args vector. + */ + +/** + * The context for converting a Miniscript descriptor into a Script. + */ +class ScriptMaker { + //! Keys contained in the Miniscript (the evaluation of DescriptorImpl::m_pubkey_args). + const std::vector<CPubKey>& m_keys; + +public: + ScriptMaker(const std::vector<CPubKey>& keys LIFETIMEBOUND) : m_keys(keys) {} + + std::vector<unsigned char> ToPKBytes(uint32_t key) const { + return {m_keys[key].begin(), m_keys[key].end()}; + } + + std::vector<unsigned char> ToPKHBytes(uint32_t key) const { + auto id = m_keys[key].GetID(); + return {id.begin(), id.end()}; + } +}; + +/** + * The context for converting a Miniscript descriptor to its textual form. + */ +class StringMaker { + //! To convert private keys for private descriptors. + const SigningProvider* m_arg; + //! Keys contained in the Miniscript (a reference to DescriptorImpl::m_pubkey_args). + const std::vector<std::unique_ptr<PubkeyProvider>>& m_pubkeys; + //! Whether to serialize keys as private or public. + bool m_private; + +public: + StringMaker(const SigningProvider* arg LIFETIMEBOUND, const std::vector<std::unique_ptr<PubkeyProvider>>& pubkeys LIFETIMEBOUND, bool priv) + : m_arg(arg), m_pubkeys(pubkeys), m_private(priv) {} + + std::optional<std::string> ToString(uint32_t key) const + { + std::string ret; + if (m_private) { + if (!m_pubkeys[key]->ToPrivateString(*m_arg, ret)) return {}; + } else { + ret = m_pubkeys[key]->ToString(); + } + return ret; + } +}; + +class MiniscriptDescriptor final : public DescriptorImpl +{ +private: + miniscript::NodeRef<uint32_t> m_node; + +protected: + std::vector<CScript> MakeScripts(const std::vector<CPubKey>& keys, Span<const CScript> scripts, + FlatSigningProvider& provider) const override + { + for (const auto& key : keys) provider.pubkeys.emplace(key.GetID(), key); + return Vector(m_node->ToScript(ScriptMaker(keys))); + } + +public: + MiniscriptDescriptor(std::vector<std::unique_ptr<PubkeyProvider>> providers, miniscript::NodeRef<uint32_t> node) + : DescriptorImpl(std::move(providers), "?"), m_node(std::move(node)) {} + + bool ToStringHelper(const SigningProvider* arg, std::string& out, const StringType type, + const DescriptorCache* cache = nullptr) const override + { + if (const auto res = m_node->ToString(StringMaker(arg, m_pubkey_args, type == StringType::PRIVATE))) { + out = *res; + return true; + } + return false; + } + + bool IsSolvable() const override { return false; } // For now, mark these descriptors as non-solvable (as we don't have signing logic for them). + bool IsSingleType() const final { return true; } +}; + //////////////////////////////////////////////////////////////////////////// // Parser // //////////////////////////////////////////////////////////////////////////// @@ -1058,6 +1156,94 @@ std::unique_ptr<PubkeyProvider> ParsePubkey(uint32_t key_exp_index, const Span<c return std::make_unique<OriginPubkeyProvider>(key_exp_index, std::move(info), std::move(provider)); } +std::unique_ptr<PubkeyProvider> InferPubkey(const CPubKey& pubkey, ParseScriptContext, const SigningProvider& provider) +{ + std::unique_ptr<PubkeyProvider> key_provider = std::make_unique<ConstPubkeyProvider>(0, pubkey, false); + KeyOriginInfo info; + if (provider.GetKeyOrigin(pubkey.GetID(), info)) { + return std::make_unique<OriginPubkeyProvider>(0, std::move(info), std::move(key_provider)); + } + return key_provider; +} + +std::unique_ptr<PubkeyProvider> InferXOnlyPubkey(const XOnlyPubKey& xkey, ParseScriptContext ctx, const SigningProvider& provider) +{ + unsigned char full_key[CPubKey::COMPRESSED_SIZE] = {0x02}; + std::copy(xkey.begin(), xkey.end(), full_key + 1); + CPubKey pubkey(full_key); + std::unique_ptr<PubkeyProvider> key_provider = std::make_unique<ConstPubkeyProvider>(0, pubkey, true); + KeyOriginInfo info; + if (provider.GetKeyOriginByXOnly(xkey, info)) { + return std::make_unique<OriginPubkeyProvider>(0, std::move(info), std::move(key_provider)); + } + return key_provider; +} + +/** + * The context for parsing a Miniscript descriptor (either from Script or from its textual representation). + */ +struct KeyParser { + //! The Key type is an index in DescriptorImpl::m_pubkey_args + using Key = uint32_t; + //! Must not be nullptr if parsing from string. + FlatSigningProvider* m_out; + //! Must not be nullptr if parsing from Script. + const SigningProvider* m_in; + //! List of keys contained in the Miniscript. + mutable std::vector<std::unique_ptr<PubkeyProvider>> m_keys; + //! Used to detect key parsing errors within a Miniscript. + mutable std::string m_key_parsing_error; + + KeyParser(FlatSigningProvider* out LIFETIMEBOUND, const SigningProvider* in LIFETIMEBOUND) : m_out(out), m_in(in) {} + + bool KeyCompare(const Key& a, const Key& b) const { + return *m_keys.at(a) < *m_keys.at(b); + } + + template<typename I> std::optional<Key> FromString(I begin, I end) const + { + assert(m_out); + Key key = m_keys.size(); + auto pk = ParsePubkey(key, {&*begin, &*end}, ParseScriptContext::P2WSH, *m_out, m_key_parsing_error); + if (!pk) return {}; + m_keys.push_back(std::move(pk)); + return key; + } + + std::optional<std::string> ToString(const Key& key) const + { + return m_keys.at(key)->ToString(); + } + + template<typename I> std::optional<Key> FromPKBytes(I begin, I end) const + { + assert(m_in); + CPubKey pubkey(begin, end); + if (pubkey.IsValid()) { + Key key = m_keys.size(); + m_keys.push_back(InferPubkey(pubkey, ParseScriptContext::P2WSH, *m_in)); + return key; + } + return {}; + } + + template<typename I> std::optional<Key> FromPKHBytes(I begin, I end) const + { + assert(end - begin == 20); + assert(m_in); + uint160 hash; + std::copy(begin, end, hash.begin()); + CKeyID keyid(hash); + CPubKey pubkey; + if (m_in->GetPubKey(keyid, pubkey)) { + Key key = m_keys.size(); + m_keys.push_back(InferPubkey(pubkey, ParseScriptContext::P2WSH, *m_in)); + return key; + } + return {}; + } +}; + /** Parse a script in a particular context. */ std::unique_ptr<DescriptorImpl> ParseScript(uint32_t& key_exp_index, Span<const char>& sp, ParseScriptContext ctx, FlatSigningProvider& out, std::string& error) { @@ -1279,6 +1465,45 @@ std::unique_ptr<DescriptorImpl> ParseScript(uint32_t& key_exp_index, Span<const error = "Can only have raw() at top level"; return nullptr; } + // Process miniscript expressions. + { + KeyParser parser(&out, nullptr); + auto node = miniscript::FromString(std::string(expr.begin(), expr.end()), parser); + if (node) { + if (ctx != ParseScriptContext::P2WSH) { + error = "Miniscript expressions can only be used in wsh"; + return nullptr; + } + if (parser.m_key_parsing_error != "") { + error = std::move(parser.m_key_parsing_error); + return nullptr; + } + if (!node->IsSane()) { + // Try to find the first insane sub for better error reporting. + auto insane_node = node.get(); + if (const auto sub = node->FindInsaneSub()) insane_node = sub; + if (const auto str = insane_node->ToString(parser)) error = *str; + if (!insane_node->IsValid()) { + error += " is invalid"; + } else { + error += " is not sane"; + if (!insane_node->IsNonMalleable()) { + error += ": malleable witnesses exist"; + } else if (insane_node == node.get() && !insane_node->NeedsSignature()) { + error += ": witnesses without signature exist"; + } else if (!insane_node->CheckTimeLocksMix()) { + error += ": contains mixes of timelocks expressed in blocks and seconds"; + } else if (!insane_node->CheckDuplicateKey()) { + error += ": contains duplicate public keys"; + } else if (!insane_node->ValidSatisfactions()) { + error += ": needs witnesses that may exceed resource limits"; + } + } + return nullptr; + } + return std::make_unique<MiniscriptDescriptor>(std::move(parser.m_keys), std::move(node)); + } + } if (ctx == ParseScriptContext::P2SH) { error = "A function is needed within P2SH"; return nullptr; @@ -1290,29 +1515,6 @@ std::unique_ptr<DescriptorImpl> ParseScript(uint32_t& key_exp_index, Span<const return nullptr; } -std::unique_ptr<PubkeyProvider> InferPubkey(const CPubKey& pubkey, ParseScriptContext, const SigningProvider& provider) -{ - std::unique_ptr<PubkeyProvider> key_provider = std::make_unique<ConstPubkeyProvider>(0, pubkey, false); - KeyOriginInfo info; - if (provider.GetKeyOrigin(pubkey.GetID(), info)) { - return std::make_unique<OriginPubkeyProvider>(0, std::move(info), std::move(key_provider)); - } - return key_provider; -} - -std::unique_ptr<PubkeyProvider> InferXOnlyPubkey(const XOnlyPubKey& xkey, ParseScriptContext ctx, const SigningProvider& provider) -{ - unsigned char full_key[CPubKey::COMPRESSED_SIZE] = {0x02}; - std::copy(xkey.begin(), xkey.end(), full_key + 1); - CPubKey pubkey(full_key); - std::unique_ptr<PubkeyProvider> key_provider = std::make_unique<ConstPubkeyProvider>(0, pubkey, true); - KeyOriginInfo info; - if (provider.GetKeyOriginByXOnly(xkey, info)) { - return std::make_unique<OriginPubkeyProvider>(0, std::move(info), std::move(key_provider)); - } - return key_provider; -} - std::unique_ptr<DescriptorImpl> InferMultiA(const CScript& script, ParseScriptContext ctx, const SigningProvider& provider) { auto match = MatchMultiA(script); @@ -1426,6 +1628,14 @@ std::unique_ptr<DescriptorImpl> InferScript(const CScript& script, ParseScriptCo } } + if (ctx == ParseScriptContext::P2WSH) { + KeyParser parser(nullptr, &provider); + auto node = miniscript::FromScript(script, parser); + if (node && node->IsSane()) { + return std::make_unique<MiniscriptDescriptor>(std::move(parser.m_keys), std::move(node)); + } + } + CTxDestination dest; if (ExtractDestination(script, dest)) { if (GetScriptForDestination(dest) == script) { diff --git a/src/script/miniscript.h b/src/script/miniscript.h index 2c239c2678..f783d1dafc 100644 --- a/src/script/miniscript.h +++ b/src/script/miniscript.h @@ -429,6 +429,21 @@ private: )); } + /** Like TreeEval, but without downfn or State type. + * upfn takes (const Node&, Span<Result>) and returns Result. */ + template<typename Result, typename UpFn> + Result TreeEval(UpFn upfn) const + { + struct DummyState {}; + return std::move(*TreeEvalMaybe<Result>(DummyState{}, + [](DummyState, const Node&, size_t) { return DummyState{}; }, + [&upfn](DummyState, const Node& node, Span<Result> subs) { + Result res{upfn(node, subs)}; + return std::optional<Result>(std::move(res)); + } + )); + } + /** Compare two miniscript subtrees, using a non-recursive algorithm. */ friend int Compare(const Node<Key>& node1, const Node<Key>& node2) { @@ -818,6 +833,15 @@ public: //! Return the expression type. Type GetType() const { return typ; } + //! Find an insane subnode which has no insane children. Nullptr if there is none. + const Node* FindInsaneSub() const { + return TreeEval<const Node*>([](const Node& node, Span<const Node*> subs) -> const Node* { + for (auto& sub: subs) if (sub) return sub; + if (!node.IsSaneSubexpression()) return &node; + return nullptr; + }); + } + //! Check whether this node is valid at all. bool IsValid() const { return !(GetType() == ""_mst) && ScriptSize() <= MAX_STANDARD_P2WSH_SCRIPT_SIZE; } @@ -953,7 +977,11 @@ void BuildBack(const Ctx& ctx, Fragment nt, std::vector<NodeRef<Key>>& construct } } -//! Parse a miniscript from its textual descriptor form. +/** + * Parse a miniscript from its textual descriptor form. + * This does not check whether the script is valid, let alone sane. The caller is expected to use + * the `IsValidTopLevel()` and `IsSaneTopLevel()` to check for these properties on the node. + */ template<typename Key, typename Ctx> inline NodeRef<Key> Parse(Span<const char> in, const Ctx& ctx) { @@ -1255,9 +1283,7 @@ inline NodeRef<Key> Parse(Span<const char> in, const Ctx& ctx) // Sanity checks on the produced miniscript assert(constructed.size() == 1); if (in.size() > 0) return {}; - const NodeRef<Key> tl_node = std::move(constructed.front()); - if (!tl_node->IsValidTopLevel()) return {}; - return tl_node; + return std::move(constructed.front()); } /** Decode a script into opcode/push pairs. diff --git a/src/test/descriptor_tests.cpp b/src/test/descriptor_tests.cpp index 63c86a896d..a8c666079d 100644 --- a/src/test/descriptor_tests.cpp +++ b/src/test/descriptor_tests.cpp @@ -141,14 +141,13 @@ void DoCheck(const std::string& prv, const std::string& pub, const std::string& } else { parse_priv = Parse(prv, keys_priv, error); } + BOOST_CHECK_MESSAGE(parse_priv, error); if (replace_apostrophe_with_h_in_pub) { parse_pub = Parse(UseHInsteadOfApostrophe(pub), keys_pub, error); } else { parse_pub = Parse(pub, keys_pub, error); } - - BOOST_CHECK(parse_priv); - BOOST_CHECK(parse_pub); + BOOST_CHECK_MESSAGE(parse_pub, error); // Check that the correct OutputType is inferred BOOST_CHECK(parse_priv->GetOutputType() == type); @@ -161,8 +160,8 @@ void DoCheck(const std::string& prv, const std::string& pub, const std::string& // Check that both versions serialize back to the public version. std::string pub1 = parse_priv->ToString(); std::string pub2 = parse_pub->ToString(); - BOOST_CHECK(EqualDescriptor(pub, pub1)); - BOOST_CHECK(EqualDescriptor(pub, pub2)); + BOOST_CHECK_MESSAGE(EqualDescriptor(pub, pub1), "Private ser: " + pub1 + " Public desc: " + pub); + BOOST_CHECK_MESSAGE(EqualDescriptor(pub, pub2), "Public ser: " + pub2 + " Public desc: " + pub); // Check that both can be serialized with private key back to the private version, but not without private key. if (!(flags & MISSING_PRIVKEYS)) { @@ -486,6 +485,29 @@ Check("sh(wsh(multi(20,KzoAz5CanayRKex3fSLQ2BwJpN7U52gZvxMyk78nDMHuqrUxuSJy,KwGN } nonminimalmultisig << std::vector<unsigned char>{4} << OP_CHECKMULTISIG; CheckInferRaw(nonminimalmultisig); + + // Miniscript tests + + // Invalid checksum + CheckUnparsable("wsh(and_v(vc:andor(pk(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd),pk_k(Kx9HCDjGiwFcgVNhTrS5z5NeZdD6veeam61eDxLDCkGWujvL4Gnn),and_v(v:older(1),pk_k(L4o2kDvXXDRH2VS9uBnouScLduWt4dZnM25se7kvEjJeQ285en2A))),after(10)))#abcdef12", "wsh(and_v(vc:andor(pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),pk_k(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0),and_v(v:older(1),pk_k(02aa27e5eb2c185e87cd1dbc3e0efc9cb1175235e0259df1713424941c3cb40402))),after(10)))#abcdef12", "Provided checksum 'abcdef12' does not match computed checksum 'tyzp6a7p'"); + // Only p2wsh context is valid + CheckUnparsable("sh(and_v(vc:andor(pk(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd),pk_k(Kx9HCDjGiwFcgVNhTrS5z5NeZdD6veeam61eDxLDCkGWujvL4Gnn),and_v(v:older(1),pk_k(L4o2kDvXXDRH2VS9uBnouScLduWt4dZnM25se7kvEjJeQ285en2A))),after(10)))", "sh(and_v(vc:andor(pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),pk_k(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0),and_v(v:older(1),pk_k(02aa27e5eb2c185e87cd1dbc3e0efc9cb1175235e0259df1713424941c3cb40402))),after(10)))", "Miniscript expressions can only be used in wsh"); + CheckUnparsable("tr(and_v(vc:andor(pk(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd),pk_k(Kx9HCDjGiwFcgVNhTrS5z5NeZdD6veeam61eDxLDCkGWujvL4Gnn),and_v(v:older(1),pk_k(L4o2kDvXXDRH2VS9uBnouScLduWt4dZnM25se7kvEjJeQ285en2A))),after(10)))", "tr(and_v(vc:andor(pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),pk_k(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0),and_v(v:older(1),pk_k(02aa27e5eb2c185e87cd1dbc3e0efc9cb1175235e0259df1713424941c3cb40402))),after(10)))", "tr(): key 'and_v(vc:andor(pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),pk_k(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0),and_v(v:older(1),pk_k(02aa27e5eb2c185e87cd1dbc3e0efc9cb1175235e0259df1713424941c3cb40402))),after(10))' is not valid"); + CheckUnparsable("raw(and_v(vc:andor(pk(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd),pk_k(Kx9HCDjGiwFcgVNhTrS5z5NeZdD6veeam61eDxLDCkGWujvL4Gnn),and_v(v:older(1),pk_k(L4o2kDvXXDRH2VS9uBnouScLduWt4dZnM25se7kvEjJeQ285en2A))),after(10)))", "sh(and_v(vc:andor(pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),pk_k(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0),and_v(v:older(1),pk_k(02aa27e5eb2c185e87cd1dbc3e0efc9cb1175235e0259df1713424941c3cb40402))),after(10)))", "Miniscript expressions can only be used in wsh"); + CheckUnparsable("", "tr(034D2224bbbbbbbbbbcbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb40,{{{{{{{{{{{{{{{{{{{{{{multi(1,xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc/967808'/9,xprvA1RpRA33e1JQ7ifknakTFNpgXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc/968/2/5/8/5/2/5/58/58/2/5/5/5/58/588/2/6/8/5/2/8/2/5/8/2/58/2/5/8/5/2/8/5/8/3/4/5/58/55/2/5/58/58/2/5/5/5/8/5/2/8/5/85/2/8/2/5/8/5/2/5/58/58/2/5/58/58/588/2/58/2/8/5/8/5/4/5/585/2/5/58/58/2/5/5/58/588/2/58/2/5/8/5/2/8/2/5/8/5/5/58/588/2/6/8/5/2/8/2/5/8/5/2/5/58/58/2/5/58/58/2/0/8/5/2/8/5/8/5/4/5/58/588/2/6/8/5/2/8/2/5/8/5/2/5/58/58/2/5/58/58/588/2/58/2/5/8/5/8/24/5/58/52/5/8/5/2/8/24/5/58/588/246/8/5/2/8/2/5/8/5/2/5/58/58/2/5/5/5/58/588/2/6/8/5/2/8/2/5/8/2/58/2/5/8/5/2/8/5/8/5/4/5/58/55/58/2/5/8/55/2/5/8/58/555/58/2/5/8/4//2/5/58/5w/2/5/8/5/2/4/5/58/5558'/2/5/58/58/2/5/5/58/588/2/58/2/5/8/5/2/8/2/5/8/5/5/8/58/2/5/58/58/2/5/8/9/588/2/58/2/5/8/5/2/8/5/8/5/4/5/58/588/2/6/8/5/2/8/2/5/8/5/2/5/58/58/2/5/5/58/588/2/58/2/5/8/5/2/82/5/8/5/5/58/52/6/8/5/2/8/{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{}{{{{{{{{{DDD2/5/8/5/2/5/58/58/2/5/58/58/588/2/58/2/8/5/8/5/4/5/58/588/2/6/8/5/2/8/2/5/8588/246/8/5/2DLDDDDDDDbbD3DDDD/8/2/5/8/5/2/5/58/58/2/5/5/5/58/588/2/6/8/5/2/8/2/5/8/2/58/2/5/8/5/2/8/5/8/3/4/5/58/55/2/5/58/58/2/5/5/5/8/5/2/8/5/85/2/8/2/5/8D)/5/2/5/58/58/2/5/58/58/58/588/2/58/2/5/8/5/25/58/58/2/5/58/58/2/5/8/9/588/2/58/2/6780,xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFW/8/5/2/5/58678008')", "'multi(1,xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc/967808'/9,xprvA1RpRA33e1JQ7ifknakTFNpgXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc/968/2/5/8/5/2/5/58/58/2/5/5/5/58/588/2/6/8/5/2/8/2/5/8/2/58/2/5/8/5/2/8/5/8/3/4/5/58/55/2/5/58/58/2/5/5/5/8/5/2/8/5/85/2/8/2/5/8/5/2/5/58/58/2/5/58/58/588/2/58/2/8/5/8/5/4/5/585/2/5/58/58/2/5/5/58/588/2/58/2/5/8/5/2/8/2/5/8/5/5/58/588/2/6/8/5/2/8/2/5/8/5/2/5/58/58/2/5/58/58/2/0/8/5/2/8/5/8/5/4/5/58/588/2/6/8/5/2/8/2/5/8/5/2/5/58/58/2/5/58/58/588/2/58/2/5/8/5/8/24/5/58/52/5/8/5/2/8/24/5/58/588/246/8/5/2/8/2/5/8/5/2/5/58/58/2/5/5/5/58/588/2/6/8/5/2/8/2/5/8/2/58/2/5/8/5/2/8/5/8/5/4/5/58/55/58/2/5/8/55/2/5/8/58/555/58/2/5/8/4//2/5/58/5w/2/5/8/5/2/4/5/58/5558'/2/5/58/58/2/5/5/58/588/2/58/2/5/8/5/2/8/2/5/8/5/5/8/58/2/5/58/58/2/5/8/9/588/2/58/2/5/8/5/2/8/5/8/5/4/5/58/588/2/6/8/5/2/8/2/5/8/5/2/5/58/58/2/5/5/58/588/2/58/2/5/8/5/2/82/5/8/5/5/58/52/6/8/5/2/8/{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{{}{{{{{{{{{DDD2/5/8/5/2/5/58/58/2/5/58/58/588/2/58/2/8/5/8/5/4/5/58/588/2/6/8/5/2/8/2/5/8588/246/8/5/2DLDDDDDDDbbD3DDDD/8/2/5/8/5/2/5/58/58/2/5/5/5/58/588/2/6/8/5/2/8/2/5/8/2/58/2/5/8/5/2/8/5/8/3/4/5/58/55/2/5/58/58/2/5/5/5/8/5/2/8/5/85/2/8/2/5/8D)/5/2/5/58/58/2/5/58/58/58/588/2/58/2/5/8/5/25/58/58/2/5/58/58/2/5/8/9/588/2/58/2/6780,xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFW/8/5/2/5/58678008'' is not a valid descriptor function"); + // Insane at top level + CheckUnparsable("wsh(and_b(vc:andor(pk(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd),pk_k(Kx9HCDjGiwFcgVNhTrS5z5NeZdD6veeam61eDxLDCkGWujvL4Gnn),and_v(v:older(1),pk_k(L4o2kDvXXDRH2VS9uBnouScLduWt4dZnM25se7kvEjJeQ285en2A))),after(10)))", "wsh(and_b(vc:andor(pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),pk_k(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0),and_v(v:older(1),pk_k(02aa27e5eb2c185e87cd1dbc3e0efc9cb1175235e0259df1713424941c3cb40402))),after(10)))", "and_b(vc:andor(pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),pk_k(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0),and_v(v:older(1),pk_k(02aa27e5eb2c185e87cd1dbc3e0efc9cb1175235e0259df1713424941c3cb40402))),after(10)) is invalid"); + // Invalid sub + CheckUnparsable("wsh(and_v(vc:andor(v:pk_k(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd),pk_k(Kx9HCDjGiwFcgVNhTrS5z5NeZdD6veeam61eDxLDCkGWujvL4Gnn),and_v(v:older(1),pk_k(L4o2kDvXXDRH2VS9uBnouScLduWt4dZnM25se7kvEjJeQ285en2A))),after(10)))", "wsh(and_v(vc:andor(v:pk_k(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),pk_k(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0),and_v(v:older(1),pk_k(02aa27e5eb2c185e87cd1dbc3e0efc9cb1175235e0259df1713424941c3cb40402))),after(10)))", "v:pk_k(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204) is invalid"); + // Insane subs + CheckUnparsable("wsh(or_i(older(1),pk(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd)))", "wsh(or_i(older(1),pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204)))", "or_i(older(1),pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204)) is not sane: witnesses without signature exist"); + CheckUnparsable("wsh(or_b(sha256(cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),s:pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204)))", "wsh(or_b(sha256(cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),s:pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204)))", "or_b(sha256(cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),s:pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204)) is not sane: malleable witnesses exist"); + CheckUnparsable("wsh(and_b(and_b(older(1),a:older(100000000)),s:pk(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd)))", "wsh(and_b(and_b(older(1),a:older(100000000)),s:pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204)))", "and_b(older(1),a:older(100000000)) is not sane: contains mixes of timelocks expressed in blocks and seconds"); + CheckUnparsable("wsh(and_b(or_b(pkh(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd),s:pk(Kx9HCDjGiwFcgVNhTrS5z5NeZdD6veeam61eDxLDCkGWujvL4Gnn)),s:pk(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd)))", "wsh(and_b(or_b(pkh(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),s:pk(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0)),s:pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204)))", "and_b(or_b(pkh(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),s:pk(032707170c71d8f75e4ca4e3fce870b9409dcaf12b051d3bcadff74747fa7619c0)),s:pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204)) is not sane: contains duplicate public keys"); + // Valid with extended keys. + Check("wsh(and_v(v:ripemd160(095ff41131e5946f3c85f79e44adbcf8e27e080e),multi(1,xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc,xprv9uPDJpEQgRQfDcW7BkF7eTya6RPxXeJCqCJGHuCJ4GiRVLzkTXBAJMu2qaMWPrS7AANYqdq6vcBcBUdJCVVFceUvJFjaPdGZ2y9WACViL4L/0)))", "wsh(and_v(v:ripemd160(095ff41131e5946f3c85f79e44adbcf8e27e080e),multi(1,xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y/0)))", "wsh(and_v(v:ripemd160(095ff41131e5946f3c85f79e44adbcf8e27e080e),multi(1,xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc,xprv9uPDJpEQgRQfDcW7BkF7eTya6RPxXeJCqCJGHuCJ4GiRVLzkTXBAJMu2qaMWPrS7AANYqdq6vcBcBUdJCVVFceUvJFjaPdGZ2y9WACViL4L/0)))", "wsh(and_v(v:ripemd160(095ff41131e5946f3c85f79e44adbcf8e27e080e),multi(1,xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y/0)))", UNSOLVABLE, {{"0020acf425291b98a1d7e0d4690139442abc289175be32ef1f75945e339924246d73"}}, OutputType::BECH32, {{},{0}}); + // Valid under sh(wsh()) and with a mix of xpubs and raw keys + Check("sh(wsh(thresh(1,pkh(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd),a:and_n(multi(1,xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc,xprv9uPDJpEQgRQfDcW7BkF7eTya6RPxXeJCqCJGHuCJ4GiRVLzkTXBAJMu2qaMWPrS7AANYqdq6vcBcBUdJCVVFceUvJFjaPdGZ2y9WACViL4L/0),n:older(2)))))", "sh(wsh(thresh(1,pkh(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),a:and_n(multi(1,xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y/0),n:older(2)))))", "sh(wsh(thresh(1,pkh(L4gM1FBdyHNpkzsFh9ipnofLhpZRp2mwobpeULy1a6dBTvw8Ywtd),a:and_n(multi(1,xprvA1RpRA33e1JQ7ifknakTFpgNXPmW2YvmhqLQYMmrj4xJXXWYpDPS3xz7iAxn8L39njGVyuoseXzU6rcxFLJ8HFsTjSyQbLYnMpCqE2VbFWc,xprv9uPDJpEQgRQfDcW7BkF7eTya6RPxXeJCqCJGHuCJ4GiRVLzkTXBAJMu2qaMWPrS7AANYqdq6vcBcBUdJCVVFceUvJFjaPdGZ2y9WACViL4L/0),n:older(2)))))", "sh(wsh(thresh(1,pkh(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204),a:and_n(multi(1,xpub6ERApfZwUNrhLCkDtcHTcxd75RbzS1ed54G1LkBUHQVHQKqhMkhgbmJbZRkrgZw4koxb5JaHWkY4ALHY2grBGRjaDMzQLcgJvLJuZZvRcEL,xpub68NZiKmJWnxxS6aaHmn81bvJeTESw724CRDs6HbuccFQN9Ku14VQrADWgqbhhTHBaohPX4CjNLf9fq9MYo6oDaPPLPxSb7gwQN3ih19Zm4Y/0),n:older(2)))))", UNSOLVABLE | MIXED_PUBKEYS, {{"a914767e9119ff3b3ac0cb6dcfe21de1842ccf85f1c487"}}, OutputType::P2SH_SEGWIT, {{},{0}}); } BOOST_AUTO_TEST_SUITE_END() diff --git a/src/test/miniscript_tests.cpp b/src/test/miniscript_tests.cpp index 3877fea907..bc5c49ef63 100644 --- a/src/test/miniscript_tests.cpp +++ b/src/test/miniscript_tests.cpp @@ -111,6 +111,10 @@ struct KeyConverter { assert(it != g_testdata->pkmap.end()); return it->second; } + + std::optional<std::string> ToString(const Key& key) const { + return HexStr(ToPKBytes(key)); + } }; //! Singleton instance of KeyConverter. @@ -276,7 +280,7 @@ BOOST_AUTO_TEST_CASE(fixed_tests) // (for now) have 'd:' be 'u'. This tests we can't use a 'd:' wrapper for a thresh, which requires // its subs to all be 'u' (taken from https://github.com/rust-bitcoin/rust-miniscript/discussions/341). const auto ms_minimalif = miniscript::FromString("thresh(3,c:pk_k(03d30199d74fb5a22d47b6e054e2f378cedacffcb89904a61d75d0dbd407143e65),sc:pk_k(03fff97bd5755eeea420453a14355235d382f6472f8568a18b2f057a1460297556),sc:pk_k(0279be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798),sdv:older(32))", CONVERTER); - BOOST_CHECK(!ms_minimalif); + BOOST_CHECK(ms_minimalif && !ms_minimalif->IsValid()); // A Miniscript with duplicate keys is not sane const auto ms_dup1 = miniscript::FromString("and_v(v:pk(03d30199d74fb5a22d47b6e054e2f378cedacffcb89904a61d75d0dbd407143e65),pk(03d30199d74fb5a22d47b6e054e2f378cedacffcb89904a61d75d0dbd407143e65))", CONVERTER); BOOST_CHECK(ms_dup1); @@ -290,6 +294,15 @@ BOOST_AUTO_TEST_CASE(fixed_tests) // Same when the duplicates are on different levels in the tree const auto ms_dup4 = miniscript::FromString("thresh(2,pkh(03d30199d74fb5a22d47b6e054e2f378cedacffcb89904a61d75d0dbd407143e65),s:pk(03fff97bd5755eeea420453a14355235d382f6472f8568a18b2f057a1460297556),a:and_b(dv:older(1),s:pk(03d30199d74fb5a22d47b6e054e2f378cedacffcb89904a61d75d0dbd407143e65)))", CONVERTER); BOOST_CHECK(ms_dup4 && !ms_dup4->IsSane() && !ms_dup4->CheckDuplicateKey()); + // Test we find the first insane sub closer to be a leaf node. This fragment is insane for two reasons: + // 1. It can be spent without a signature + // 2. It contains timelock mixes + // We'll report the timelock mix error, as it's "deeper" (closer to be a leaf node) than the "no 's' property" + // error is. + const auto ms_ins = miniscript::FromString("or_i(and_b(after(1),a:after(1000000000)),pk(03cdabb7f2dce7bfbd8a0b9570c6fd1e712e5d64045e9d6b517b3d5072251dc204))", CONVERTER); + BOOST_CHECK(ms_ins && ms_ins->IsValid() && !ms_ins->IsSane()); + const auto insane_sub = ms_ins->FindInsaneSub(); + BOOST_CHECK(insane_sub && *insane_sub->ToString(CONVERTER) == "and_b(after(1),a:after(1000000000))"); // Timelock tests Test("after(100)", "?", TESTMODE_VALID | TESTMODE_NONMAL); // only heightlock diff --git a/test/functional/test_runner.py b/test/functional/test_runner.py index 7f4758af43..c5a69afa6e 100755 --- a/test/functional/test_runner.py +++ b/test/functional/test_runner.py @@ -205,6 +205,7 @@ BASE_SCRIPTS = [ 'wallet_keypool.py --legacy-wallet', 'wallet_keypool.py --descriptors', 'wallet_descriptor.py --descriptors', + 'wallet_miniscript.py', 'feature_maxtipage.py', 'p2p_nobloomfilter_messages.py', 'p2p_filter.py', diff --git a/test/functional/wallet_miniscript.py b/test/functional/wallet_miniscript.py new file mode 100755 index 0000000000..2252f1e424 --- /dev/null +++ b/test/functional/wallet_miniscript.py @@ -0,0 +1,93 @@ +#!/usr/bin/env python3 +# Copyright (c) 2022 The Bitcoin Core developers +# Distributed under the MIT software license, see the accompanying +# file COPYING or http://www.opensource.org/licenses/mit-license.php. +"""Test Miniscript descriptors integration in the wallet.""" + +from test_framework.descriptors import descsum_create +from test_framework.test_framework import BitcoinTestFramework +from test_framework.util import assert_equal + + +MINISCRIPTS = [ + # One of two keys + "or_b(pk(tpubD6NzVbkrYhZ4XRMcMFMMFvzVt6jaDAtjZhD7JLwdPdMm9xa76DnxYYP7w9TZGJDVFkek3ArwVsuacheqqPog8TH5iBCX1wuig8PLXim4n9a/*),s:pk(tpubD6NzVbkrYhZ4WsqRzDmkL82SWcu42JzUvKWzrJHQ8EC2vEHRHkXj1De93sD3biLrKd8XGnamXURGjMbYavbszVDXpjXV2cGUERucLJkE6cy/*))", + # A script similar (same spending policy) to BOLT3's offered HTLC (with anchor outputs) + "or_d(pk(tpubD6NzVbkrYhZ4XRMcMFMMFvzVt6jaDAtjZhD7JLwdPdMm9xa76DnxYYP7w9TZGJDVFkek3ArwVsuacheqqPog8TH5iBCX1wuig8PLXim4n9a/*),and_v(and_v(v:pk(tpubD6NzVbkrYhZ4WsqRzDmkL82SWcu42JzUvKWzrJHQ8EC2vEHRHkXj1De93sD3biLrKd8XGnamXURGjMbYavbszVDXpjXV2cGUERucLJkE6cy/*),or_c(pk(tpubD6NzVbkrYhZ4YNwtTWrKRJQzQX3PjPKeUQg1gYh1hiLMkk1cw8SRLgB1yb7JzE8bHKNt6EcZXkJ6AqpCZL1aaRSjnG36mLgbQvJZBNsjWnG/*),v:hash160(7f999c905d5e35cefd0a37673f746eb13fba3640))),older(1)))", + # A Revault Unvault policy with the older() replaced by an after() + "andor(multi(2,tpubD6NzVbkrYhZ4YMQC15JS7QcrsAyfGrGiykweqMmPxTkEVScu7vCZLNpPXW1XphHwzsgmqdHWDQAfucbM72EEB1ZEyfgZxYvkZjYVXx1xS9p/*,tpubD6NzVbkrYhZ4WkCyc7E3z6g6NkypHMiecnwc4DpWHTPqFdteRGkEKukdrSSyJGNnGrHNMfy4BCw2UXo5soYRCtCDDfy4q8pc8oyB7RgTFv8/*),and_v(v:multi(4,030f64b922aee2fd597f104bc6cb3b670f1ca2c6c49b1071a1a6c010575d94fe5a,02abe475b199ec3d62fa576faee16a334fdb86ffb26dce75becebaaedf328ac3fe,0314f3dc33595b0d016bb522f6fe3a67680723d842c1b9b8ae6b59fdd8ab5cccb4,025eba3305bd3c829e4e1551aac7358e4178832c739e4fc4729effe428de0398ab),after(424242)),thresh(4,pkh(tpubD6NzVbkrYhZ4YVrNggiT2ptVHwnFbLBqDkCtV5HkxR4WtcRLAQReKTkqZGNcV6GE7cQsmpBzzSzhk16DUwB1gn1L7ZPnJF2dnNePP1uMBCY/*),a:pkh(tpubD6NzVbkrYhZ4YU9vM1s53UhD75UyJatx8EMzMZ3VUjR2FciNfLLkAw6a4pWACChzobTseNqdWk4G7ZdBqRDLtLSACKykTScmqibb1ZrCvJu/*),a:pkh(tpubD6NzVbkrYhZ4YUHcFfuH9iEBLiH8CBRJTpS7X3qjHmh82m1KCNbzs6w9gyK8oWHSZmKHWcakAXCGfbKg6xoCvKzQCWAHyxaC7QcWfmzyBf4/*),a:pkh(tpubD6NzVbkrYhZ4XXEmQtS3sgxpJbMyMg4McqRR1Af6ULzyrTRnhwjyr1etPD7svap9oFtJf4MM72brUb5o7uvF2Jyszc5c1t836fJW7SX2e8D/*)))", + # Liquid-like federated pegin with emergency recovery keys + "or_i(and_b(pk(029ffbe722b147f3035c87cb1c60b9a5947dd49c774cc31e94773478711a929ac0),a:and_b(pk(025f05815e3a1a8a83bfbb03ce016c9a2ee31066b98f567f6227df1d76ec4bd143),a:and_b(pk(025625f41e4a065efc06d5019cbbd56fe8c07595af1231e7cbc03fafb87ebb71ec),a:and_b(pk(02a27c8b850a00f67da3499b60562673dcf5fdfb82b7e17652a7ac54416812aefd),s:pk(03e618ec5f384d6e19ca9ebdb8e2119e5bef978285076828ce054e55c4daf473e2))))),and_v(v:thresh(2,pkh(tpubD6NzVbkrYhZ4YK67cd5fDe4fBVmGB2waTDrAt1q4ey9HPq9veHjWkw3VpbaCHCcWozjkhgAkWpFrxuPMUrmXVrLHMfEJ9auoZA6AS1g3grC/*),a:pkh(033841045a531e1adf9910a6ec279589a90b3b8a904ee64ffd692bd08a8996c1aa),a:pkh(02aebf2d10b040eb936a6f02f44ee82f8b34f5c1ccb20ff3949c2b28206b7c1068)),older(4209713)))", +] + + +class WalletMiniscriptTest(BitcoinTestFramework): + def set_test_params(self): + self.num_nodes = 1 + + def skip_test_if_missing_module(self): + self.skip_if_no_wallet() + self.skip_if_no_sqlite() + + def watchonly_test(self, ms): + self.log.info(f"Importing Miniscript '{ms}'") + desc = descsum_create(f"wsh({ms})") + assert self.ms_wo_wallet.importdescriptors( + [ + { + "desc": desc, + "active": True, + "range": 2, + "next_index": 0, + "timestamp": "now", + } + ] + )[0]["success"] + + self.log.info("Testing we derive new addresses for it") + assert_equal( + self.ms_wo_wallet.getnewaddress(), self.funder.deriveaddresses(desc, 0)[0] + ) + assert_equal( + self.ms_wo_wallet.getnewaddress(), self.funder.deriveaddresses(desc, 1)[1] + ) + + self.log.info("Testing we detect funds sent to one of them") + addr = self.ms_wo_wallet.getnewaddress() + txid = self.funder.sendtoaddress(addr, 0.01) + self.wait_until( + lambda: len(self.ms_wo_wallet.listunspent(minconf=0, addresses=[addr])) == 1 + ) + utxo = self.ms_wo_wallet.listunspent(minconf=0, addresses=[addr])[0] + assert utxo["txid"] == txid and not utxo["solvable"] # No satisfaction logic (yet) + + def run_test(self): + self.log.info("Making a descriptor wallet") + self.funder = self.nodes[0].get_wallet_rpc(self.default_wallet_name) + self.nodes[0].createwallet( + wallet_name="ms_wo", descriptors=True, disable_private_keys=True + ) + self.ms_wo_wallet = self.nodes[0].get_wallet_rpc("ms_wo") + + # Sanity check we wouldn't let an insane Miniscript descriptor in + res = self.ms_wo_wallet.importdescriptors( + [ + { + "desc": descsum_create( + "wsh(and_b(ripemd160(1fd9b55a054a2b3f658d97e6b84cf3ee00be429a),a:1))" + ), + "active": False, + "timestamp": "now", + } + ] + )[0] + assert not res["success"] + assert "is not sane: witnesses without signature exist" in res["error"]["message"] + + # Test we can track any type of Miniscript + for ms in MINISCRIPTS: + self.watchonly_test(ms) + + +if __name__ == "__main__": + WalletMiniscriptTest().main() |