CN112634054A - Transaction execution method, block chain all-in-one machine and block chain network - Google Patents
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Abstract
The invention provides a transaction execution method, a block chain all-in-one machine and a block chain network, wherein the block chain all-in-one machine comprises an SOC FPGA chip, the SOC FPGA chip comprises a CPU IP core and an FPGA IP core, the CPU IP core comprises a transaction pool module, and the method comprises the following steps: the transaction pool module receives a first transaction and sends the first transaction to the FPGA IP core; the FPGA IP checks the signature information of the first transaction and returns a first verification result of the first transaction to the transaction pool module; and when the first verification result is that the first transaction is verified, the transaction pool module stores the first transaction. The method and the device ensure tps under the condition that the block chain all-in-one machine is low in cost.
Description
Technical Field
The application relates to the technical field of block chains, in particular to a transaction execution method, a block chain all-in-one machine and a block chain network.
Background
In the prior art, as the block chain all-in-one machine is low in price, a large number of users select to deploy the block chain all-in-one machine to use block chain services; the block chain all-in-one machine has low price, the performance of the cpu is insufficient, and the cpu can spend a great deal of computing power on signature verification, so that when the block chain all-in-one machine receives a great deal of transactions in a period of time, the problem of insufficient tps can be caused.
Disclosure of Invention
In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a transaction execution method, a blockchain integrator, and a blockchain network that are low in cost and guarantee tps.
In a first aspect, the present invention provides a transaction execution method suitable for a blockchain all-in-one machine, where the blockchain all-in-one machine includes an SOC FPGA chip, the SOC FPGA chip includes a CPU IP core and an FPGA IP core, and the CPU IP core includes a transaction pool module, and the method includes:
the transaction pool module receives a first transaction and sends the first transaction to the FPGA IP core;
the FPGA IP checks the signature information of the first transaction and returns a first verification result of the first transaction to the transaction pool module;
and when the first verification result is that the first transaction is verified, the transaction pool module stores the first transaction.
In a second aspect, the invention provides a block chain all-in-one machine, which comprises an SOC FPGA chip, wherein the SOC FPGA chip comprises a CPU IP core and an FPGA IP core, and the CPU IP core comprises a transaction pool module; wherein the content of the first and second substances,
the transaction pool module is used for receiving the first transaction, sending the first transaction to the FPGA IP core, receiving and storing a first verification result of the first transaction returned by the FPGA IP core, and storing the first transaction when the first verification result is verified;
the FPGA IP core is used for verifying the signature information of the first transaction and returning a first verification result of the first transaction to the transaction pool module.
In a third aspect, the present invention further provides a blockchain network, where the blockchain network includes a plurality of blockchain unifiers as described in the second aspect.
The transaction execution method provided by the embodiments of the invention receives the first transaction through the transaction pool module, and sends the first transaction to the FPGA IP core; the FPGA IP checks the signature information of the first transaction and returns a first verification result of the first transaction to the transaction pool module; and when the first verification result is that the first transaction passes the verification, the transaction pool module stores the method of the first transaction, and tps is guaranteed under the condition that the cost of the block chain all-in-one machine is low.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a flowchart of a transaction execution method according to an embodiment of the present invention.
FIG. 2 is a flow diagram of a preferred embodiment of the method shown in FIG. 1.
Fig. 3 is a flow chart of a preferred embodiment of the method shown in fig. 2.
FIG. 4 is a flow diagram of another preferred embodiment of the method shown in FIG. 1.
Fig. 5 is a schematic structural diagram of a block chain all-in-one machine according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 1 is a flowchart of a transaction execution method according to an embodiment of the present invention. As shown in fig. 1, in this embodiment, the present invention provides a transaction execution method suitable for a blockchain all-in-one machine, where the blockchain all-in-one machine includes an SOC FPGA chip, the SOC FPGA chip includes a CPU IP core and an FPGA IP core, and the method includes:
s11: the transaction pool module receives a first transaction and sends the first transaction to the FPGA IP core;
s12: the FPGA IP checks the signature information of the first transaction and returns a first verification result of the first transaction to the transaction pool module;
s13: and when the first verification result is that the first transaction is verified, the transaction pool module stores the first transaction.
Specifically, the transaction pool module core executes step S11, receives transaction tx1, and sends tx1 to the FPGA IP core;
the FPGA IP core executes the step S12, verifies the signature information of tx1 and returns the verification result of tx1 to the transaction pool module;
the transaction pool module executes step S13 and stores tx1 when the verification result of tx1 is verification pass.
In further embodiments, the operation that tx1 fails to verify may also be configured according to actual requirements, for example, the memory pool module marks tx1 with a verification failure identifier, and the block chain is configured with a query interface, where the query interface is used by a user to query the memory pool module for the failure status of tx 1.
Those skilled in the art will appreciate that the FPGA IP core may also handle other tasks that require a large consumption of tps in the blockchain service according to actual requirements, such as for verifying zero knowledge proofs, computing hash values (e.g., computing hash values to construct a merkel tree), and so forth.
The embodiment ensures tps under the condition that the block chain all-in-one machine is low in cost, and ensures the overall performance of the block chain all-in-one machine.
FIG. 2 is a flow diagram of a preferred embodiment of the method shown in FIG. 1. As shown in fig. 2, in an embodiment, the method further includes:
s14: the CPU IP core sends the received second transactions of the first block to the FPGA IP core;
s15: the FPGA IP core verifies the signature information of each second transaction in the first block and informs the CPU IP core when all the verifications are finished;
s16: and the CPU IP core acquires a second verification result corresponding to each second transaction from the FPGA IP core so as to execute each second transaction.
Specifically, the CPU IP core executes step S14 to send each transaction (tx10 to tx20) of the received tile block (100) to the FPGA IP core;
the FPGA IP core executes the step S15, verifies the signature information of tx 10-tx 20 and informs the CPU IP core when all the verifications are finished;
the CPU IP core executes step S16 to acquire the verification results corresponding to tx10 to tx20 from the FPGA IP core to execute tx10 to tx 20.
Fig. 3 is a flow chart of a preferred embodiment of the method shown in fig. 2. As shown in fig. 3, in a preferred embodiment, after S12, the method further includes:
s17: the FPGA IP core caches a first hash value of a first transaction passing verification;
step S15 includes:
the FPGA IP core executes the following operations on each second transaction:
s1511: the FPGA IP core judges whether a first hash value which is the same as a second transaction hash value of a second transaction is cached:
if yes, go to step S1512: the signature information of the second transaction is not verified again, and the second verification result of the second transaction is determined to be correct;
s152: the CPU IP core is notified when all verifications are complete.
Specifically, the FPGA IP core performs step S17, caching hash (tx 1);
suppose the FPGA IP core is cached with a hash (tx10), a hash (tx50), and a hash (tx1) at this time;
the FPGA IP checks tx 10-tx 20 respectively execute the following operations:
for tx 10:
the FPGA IP core executes the step S1511, and the core judges whether hash (tx10) is cached:
if yes, go to step S1512, not verify the signature information of tx10, and determine the verification result of tx10 as correct;
for tx 11:
the FPGA IP core executes the step S1511, and the core judges whether hash (tx11) is cached:
if not, verifying signature information of tx 11;
tx 12-tx 20 are the same as tx11, and are not described herein;
the FPGA IP core executes step S152, and notifies the CPU IP core when all of tx10 to tx20 have been verified.
The method can effectively avoid repeated check and verification and further improve tps.
FIG. 4 is a flow diagram of another preferred embodiment of the method shown in FIG. 1. As shown in fig. 4, in a preferred embodiment, after S12, the method further includes:
s18: the FPGA IP core caches a first hash value of a first transaction passing verification;
s191: the FPGA IP core receives a third transaction sent by the transaction pool module, and judges whether a first hash value which is the same as a third transaction hash value of the third transaction is cached or not:
if yes, go to step S192: the third transaction is discarded.
Specifically, the FPGA IP core performs step S18, caching hash (tx 1);
suppose the FPGA IP core is cached with a hash (tx10), a hash (tx50), and a hash (tx1) at this time;
the FPGA IP core executes step S191, receives the transaction tx50 sent by the transaction pool module, and determines whether a hash (tx 50):
if yes, go to step S192: tx50 is discarded.
The method can effectively avoid repeated check and verification and further improve tps.
Preferably, the FPGA IP core verifies the signature information of different transactions in parallel.
Those skilled in the art should understand that the FPGA IP core can verify the signature in parallel, the parallelism depends on the computing architecture, and the hardware cost is also proportional to the parallelism, so that it is necessary to decide how much parallelism to purchase the FPGA IP core according to the actual tps, and generally, an FPGA IP core with parallelism of 4 or 8, which is equivalent to a processor with 4 or 8 cores, can be used.
Fig. 5 is a schematic structural diagram of a block chain all-in-one machine according to an embodiment of the present invention. As shown in fig. 5, in the present embodiment, the present invention provides a block chain all-in-one machine 10, including an SOC FPGA chip 100, where the SOC FPGA chip 100 includes a CPU IP core 110 and an FPGA IP core 120, and the CPU IP core includes a transaction pool module 1110; wherein the content of the first and second substances,
the transaction pool module 1110 is configured to receive the first transaction, send the first transaction to the FPGA IP core 120, receive and store a first verification result of the first transaction that passes the verification and is returned by the FPGA IP core, and store the first transaction when the first verification result is that the first transaction passes the verification;
the FPGA IP core 120 is configured to verify the signature information of the first transaction, and return a first verification result of the first transaction to the transaction pool module 1110.
The embodiment ensures tps under the condition that the block chain all-in-one machine is low in cost, and ensures the overall performance of the block chain all-in-one machine.
Preferably, the CPU IP core is further configured to send each received second transaction of the first block to the FPGA IP core, receive notification information sent by the FPGA IP core, and obtain a second verification result corresponding to each second transaction from the FPGA IP core to execute each second transaction;
the FPGA IP core is also used for verifying signature information of each second transaction in the first block and informing the CPU IP core when all verification is finished.
Further preferably, the FPGA IP core further includes a cache module and a verification module; wherein the content of the first and second substances,
the cache module is used for caching a first hash value of the first transaction passing the verification;
the verification module is used for executing the following operations on each second transaction:
the FPGA IP core judges whether a first hash value which is the same as a second transaction hash value of a second transaction is cached:
if yes, the signature information of the second transaction is not verified again, and the second verification result of the second transaction is determined to be correct;
the CPU IP core is notified when all verifications are complete.
The method can effectively avoid repeated check and verification and further improve tps.
Preferably, the FPGA IP core further comprises a cache module and a duplicate checking module; wherein the content of the first and second substances,
the cache module is used for caching a first hash value of the first transaction passing the verification;
the duplication checking module is used for receiving the third transaction sent by the transaction pool module and judging whether a first hash value which is the same as a third transaction hash value of the third transaction is cached or not:
if so, the third transaction is discarded.
The method can effectively avoid repeated check and verification and further improve tps.
Preferably, the FPGA IP core further includes a plurality of verification modules for verifying signature information of different transactions in parallel.
The invention also provides a blockchain network, which comprises a plurality of blockchain integrated machines shown in figure 5 and a preferred embodiment thereof.
The units or modules described in the embodiments of the present application may be implemented by software or hardware. The described units or modules may also be provided in a processor, for example, each unit may be a software program provided in a computer or a mobile intelligent device, or may be a separately configured hardware device. Wherein the designation of a unit or module does not in some way constitute a limitation of the unit or module itself.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by those skilled in the art that the scope of the invention herein disclosed is not limited to the particular combination of features described above, but also encompasses other arrangements formed by any combination of the above features or their equivalents without departing from the spirit of the present application. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (11)
1. A transaction execution method is characterized in that a block chain all-in-one machine comprises an SOC FPGA chip, wherein the SOC FPGA chip comprises a CPU IP core and a CPU IP core, and the CPU IP core comprises a transaction pool module; the method is suitable for a block chain all-in-one machine, and comprises the following steps:
the transaction pool module receives a first transaction and sends the first transaction to the FPGA IP core;
the FPGA IP checks the signature information of the first transaction and returns a first verification result of the first transaction to the transaction pool module;
and when the first verification result is verification passing, the transaction pool module stores the first transaction.
2. The method of claim 1, further comprising:
the CPU IP core sends the received second transactions of the first block to the FPGA IP core;
the FPGA IP core verifies the signature information of each second transaction and informs the CPU IP core when all verification is finished;
and the CPU IP core acquires a second verification result corresponding to each second transaction from the FPGA IP core so as to execute each second transaction.
3. The method of claim 2, wherein the FPGA IP core, after returning the first validation result for the first transaction to the transaction pool module, further comprises:
the FPGA IP core caches a first hash value of the first transaction passing verification;
the FPGA IP core verifies the signature information of each second transaction, and informs the CPU IP core when all verification is finished, wherein the steps of:
the FPGA IP core executes the following operations on each second transaction:
the FPGA IP core judges whether a first hash value which is the same as a second transaction hash value of the second transaction is cached:
if yes, the signature information of the second transaction is not verified again, and the second verification result of the second transaction is determined to be correct;
and informing the CPU IP core when all verification is finished.
4. The method of claim 1, wherein after verifying the signature information of the first transaction and returning the first verification result of the first transaction to the transaction pool module, the FPGA IP further comprises:
the FPGA IP core caches a first hash value of the first transaction passing verification;
the FPGA IP core receives a third transaction sent by the transaction pool module, and judges whether a first hash value which is the same as a third transaction hash value of the third transaction is cached:
if so, the third transaction is discarded.
5. The method of any of claims 1-4, wherein the FPGA IP core verifies signature information for different transactions in parallel.
6. A block chain all-in-one machine is characterized by comprising an SOC FPGA chip, wherein the SOC FPGA chip comprises a CPU IP core and an FPGA IP core, and the CPU IP core comprises a transaction pool module; wherein the content of the first and second substances,
the transaction pool module is used for receiving a first transaction, sending the first transaction to the FPGA IP core, receiving and storing a first verification result of the first transaction returned by the FPGA IP core, and storing the first transaction when the first verification result is that the first transaction passes verification;
the FPGA IP core is used for verifying the signature information of the first transaction and returning a first verification result of the first transaction to the transaction pool module.
7. The blockchain all-in-one machine of claim 6, wherein the CPU IP core is further configured to send each received second transaction of the first block to the FPGA IP core, receive notification information sent by the FPGA IP core, and obtain a second verification result corresponding to each second transaction from the FPGA IP core to execute each second transaction;
the FPGA IP core is also used for verifying signature information of each second transaction in the first block and informing the CPU IP core when all verification is finished.
8. The blockchain all-in-one machine of claim 7, wherein the FPGA IP core further comprises a cache module and a validation module; wherein the content of the first and second substances,
the cache module is used for caching a first hash value of the first transaction passing the verification;
the verification module is configured to perform the following operations for each of the second transactions:
the FPGA IP core judges whether a first hash value which is the same as a second transaction hash value of the second transaction is cached:
if yes, the signature information of the second transaction is not verified again, and a second verification result of the second transaction is determined to be correct;
and informing the CPU IP core when all verification is finished.
9. The blockchain all-in-one machine of claim 6, wherein the FPGA IP core further comprises a cache module and a duplicate checking module; wherein the content of the first and second substances,
the cache module is used for caching a first hash value of the first transaction passing the verification;
the duplication checking module is used for receiving a third transaction sent by the transaction pool module and judging whether a first hash value identical to a third transaction hash value of the third transaction is cached or not:
if so, the third transaction is discarded.
10. The blockchain all-in-one machine according to any one of claims 6 to 9, wherein the FPGA IP core further comprises a plurality of verification modules for verifying signature information of different transactions in parallel.
11. A blockchain network comprising a number of blockchain unifiers according to any of the claims 6-10.
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