Blockchain-Based Trust Auction for Dynamic Virtual Machine Provisioning and Allocation in Clouds

Algorithm 3

Resource supply.

Input: Applicant A address, applicant public and private keys(,), the CFP public and private keys(), VM instances permission information, block.

Output: Applicant A obtains virtual machine permission information

1 functionResourceSupply (,,,)

2  ← matchAC

3  if (= = true) then

4 = enc (,)

5 return 

6 ←

7 block ← Add ()

8 end function

9 functionGetInfo ()

10 ,← GetBlockInfo ()

11 validate (,)

12 ← dec (,)