migrate python3 + add cri blocks specific data
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GPG Key ID:
F02826677ABB98C1
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@ -1,6 +1,7 @@
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*.pyc
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chain.txt
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venv/
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.venv/
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build/
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dist/
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blockshell/
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37
README.md
37
README.md
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@ -23,41 +23,32 @@ Latest Mined Blocks | Block Details
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 | 
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## 📦 Installation
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Step 1 - Create project directory
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```
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mkdir <project_name> && cd project_name
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```
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Step 2 - Create new virtual environment with python version 2.7.
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```
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virtualenv venv
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```
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Step 3 - Activate virtual environment
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```
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source venv/bin/activate
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```
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or
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```
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source venv/Scripts/activate
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```
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Step 4 - Clone this repo
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Step 1 - Clone this repo
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```
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git clone https://github.com/daxeel/blockshell.git
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```
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Step 5 - Change directory to cloned one
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Step 2 - Change directory to cloned one
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```
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cd blockshell
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```
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Step 6 - Install blockshell
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Step 3 - Create virtualenv
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```
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python3 -m venv .venv
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```
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Step 4 - Enable virtualenv
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```
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source .venv/bin/activate
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```
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Step 5 - Install blockshell
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```
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pip install --editable .
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```
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Step 7 - Try "blockshell" command and test installation!
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Step 6 - Try "blockshell" command and test installation!
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```
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blockshell
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```
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@ -12,12 +12,16 @@ __maintainer__ = "Daxeel Soni"
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# ==================================================
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# ================= IMPORT MODULES =================
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# ==================================================
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import os
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import hashlib
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import datetime
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import json
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from colorama import Fore, Back, Style
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import time
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import sys
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import base64
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from numpy import random
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from PIL import Image
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# ==================================================
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# =================== BLOCK CLASS ==================
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@ -26,26 +30,52 @@ class Block:
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"""
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Create a new block in chain with metadata
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"""
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def __init__(self, data, index=0):
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self.index = index
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def __init__(self):
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self.index = -1
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self.previousHash = ""
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self.data = data
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self.uid_epita = -1
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self.email_epita = ""
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self.firstname = ""
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self.lastname = ""
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self.image = ""
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self.timestamp = str(datetime.datetime.now())
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self.nonce = 0
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self.hash = self.calculateHash()
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@classmethod
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def fromSave(cls, data):
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block = cls()
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for key, value in data.items():
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setattr(block, key, value)
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return block
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@classmethod
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def fromValues(cls, uid_epita, email_epita, firstname, lastname, index = 0):
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block = cls()
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block.index = index
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block.uid_epita = uid_epita
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block.email_epita = email_epita
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block.firstname = firstname
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block.lastname = lastname
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block.createRandomImage()
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return block
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def calculateHash(self):
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"""
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Method to calculate hash from metadata
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"""
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hashData = str(self.index) + str(self.data) + self.timestamp + self.previousHash + str(self.nonce)
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return hashlib.sha256(hashData).hexdigest()
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hashData = str(self.index) + str(self.previousHash) + str(self.uid_epita) + str(self.email_epita) + str(self.firstname) + str(self.lastname) + str(self.image) + str(self.timestamp) + str(self.nonce)
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return hashlib.sha256(hashData.encode('utf-8')).hexdigest()
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def mineBlock(self, difficulty):
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"""
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Method for Proof of Work
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"""
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print Back.RED + "\n[Status] Mining block (" + str(self.index) + ") with PoW ..."
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print(Back.RED + "\n[Status] Mining block (" + str(self.index) + ") with PoW ...")
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startTime = time.time()
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while self.hash[:difficulty] != "0"*difficulty:
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@ -53,9 +83,22 @@ class Block:
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self.hash = self.calculateHash()
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endTime = time.time()
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print Back.BLUE + "[ Info ] Time Elapsed : " + str(endTime - startTime) + " seconds."
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print Back.BLUE + "[ Info ] Mined Hash : " + self.hash
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print Style.RESET_ALL
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print(Back.BLUE + "[ Info ] Time Elapsed : " + str(endTime - startTime) + " seconds.")
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print(Back.BLUE + "[ Info ] Mined Hash : " + self.hash)
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print(Style.RESET_ALL)
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def createRandomImage(self):
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"""
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Method to create random image in base64
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"""
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imgarray = random.rand(30, 30, 3) * 255
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image = Image.fromarray(imgarray.astype('uint8')).convert('RGB')
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image.save('random.png')
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with open("random.png", "rb") as imageFile:
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self.image = str(base64.b64encode(imageFile.read()))
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if os.path.exists("random.png"):
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os.remove("random.png")
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# ==================================================
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# ================ BLOCKCHAIN CLASS ================
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@ -72,7 +115,7 @@ class Blockchain:
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"""
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Method create genesis block
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"""
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return Block("Genesis Block")
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return Block.fromValues(-1, "init@epita.fr", "Genesis", "Block")
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def addBlock(self, newBlock):
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"""
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@ -88,9 +131,24 @@ class Blockchain:
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"""
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Method to write new mined block to blockchain
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"""
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dataFile = file("chain.txt", "w")
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with open("chain.txt", "w") as dataFile:
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chainData = []
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for eachBlock in self.chain:
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chainData.append(eachBlock.__dict__)
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dataFile.write(json.dumps(chainData, indent=4))
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dataFile.close()
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def loadBlocks(self, filename):
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"""
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Method to load existing blockchain from file
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"""
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try:
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with open(filename, "r") as dataFile:
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chainData = json.loads(dataFile.read())
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self.chain = []
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for eachBlock in chainData:
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self.chain.append(Block.fromSave(eachBlock))
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except Exception as e:
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print(Back.RED + "[Error] No existing blockchain found.")
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print(Back.RED + "[Error] Creating new blockchain.")
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print(Style.RESET_ALL)
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self.writeBlocks()
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103
bscli.py
103
bscli.py
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@ -16,6 +16,7 @@ import click
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import urllib
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import json
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from blockchain.chain import Block, Blockchain
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from colorama import Fore, Back, Style
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# ==================================================
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# ===== SUPPORTED COMMANDS LIST IN BLOCKSHELL ======
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@ -27,6 +28,31 @@ SUPPORTED_COMMANDS = [
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'help'
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]
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def printLogo():
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print("""
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____ _ _ _____ _ _ _
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| _ \ | | | | / ____| | | | | | |
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| |_) | | | ___ ___ | | __ | (___ | |__ ___ | | | |
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| _ < | | / _ \ / __| | |/ / \___ \ | '_ \ / _ \ | | | |
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| |_) | | | | (_) | | (__ | < ____) | | | | | | __/ | | | |
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|____/ |_| \___/ \___| |_|\_\ |_____/ |_| |_| \___| |_| |_|
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> A command line utility for learning Blockchain concepts.
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> Type 'help' to see supported commands.
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> Project by Daxeel Soni - https://daxeel.github.io
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""")
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def startShell():
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"""
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Method to start Blockshell CLI
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"""
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printLogo()
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# Start blockshell shell
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while True:
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cmd = input("[BlockShell] $ ")
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processInput(cmd)
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# Init blockchain
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coin = Blockchain()
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@ -45,37 +71,39 @@ def cli():
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@click.option("--difficulty", default=3, help="Define difficulty level of blockchain.")
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def init(difficulty):
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"""Initialize local blockchain"""
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print """
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____ _ _ _____ _ _ _
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| _ \ | | | | / ____| | | | | | |
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| |_) | | | ___ ___ | | __ | (___ | |__ ___ | | | |
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| _ < | | / _ \ / __| | |/ / \___ \ | '_ \ / _ \ | | | |
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| |_) | | | | (_) | | (__ | < ____) | | | | | | __/ | | | |
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|____/ |_| \___/ \___| |_|\_\ |_____/ |_| |_| \___| |_| |_|
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> A command line utility for learning Blockchain concepts.
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> Type 'help' to see supported commands.
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> Project by Daxeel Soni - https://daxeel.github.io
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coin.writeBlocks()
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# Set difficulty of blockchain
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coin.difficulty = difficulty
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"""
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# Start blockshell shell
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startShell()
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@cli.command()
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@click.argument("filename", type=click.Path(exists=True))
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@click.option("--difficulty", default=3, help="Define difficulty level of blockchain.")
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def load(filename, difficulty):
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"""Load blockchain from file"""
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# Load blockchain from file
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coin.loadBlocks(filename)
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# Set difficulty of blockchain
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coin.difficulty = difficulty
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# Start blockshell shell
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while True:
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cmd = raw_input("[BlockShell] $ ")
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processInput(cmd)
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startShell()
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# Process input from Blockshell shell
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def processInput(cmd):
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"""
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Method to process user input from Blockshell CLI.
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"""
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userCmd = cmd.split(" ")[0]
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if len(cmd) > 0:
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splitted = cmd.split(" ")
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userCmd = splitted[0]
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if len(splitted) and len(userCmd) > 0:
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if userCmd in SUPPORTED_COMMANDS:
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globals()[userCmd](cmd)
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globals()[userCmd](splitted[1:])
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else:
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# error
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msg = "Command not found. Try help command for documentation"
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# ==================================================
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# =========== BLOCKSHELL COMMAND METHODS ===========
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# ==================================================
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def dotx(cmd):
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def dotx(args):
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"""
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Do Transaction - Method to perform new transaction on blockchain.
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"""
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txData = cmd.split("dotx ")[-1]
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if "{" in txData:
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txData = json.loads(txData)
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print "Doing transaction..."
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coin.addBlock(Block(data=txData))
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print("Doing transaction...")
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coin.addBlock(Block.fromValues(int(args[0]), args[1], args[2], args[3]))
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def allblocks(cmd):
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"""
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Method to list all mined blocks.
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"""
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print ""
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print("")
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for eachBlock in coin.chain:
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print eachBlock.hash
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print ""
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print(eachBlock.hash)
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print("")
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def getblock(cmd):
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def getblock(args):
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"""
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Method to fetch the details of block for given hash.
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"""
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blockHash = cmd.split(" ")[-1]
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blockHash = args[0]
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for eachBlock in coin.chain:
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if eachBlock.hash == blockHash:
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print ""
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print eachBlock.__dict__
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print ""
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print("")
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print(eachBlock.__dict__)
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print("")
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def help(cmd):
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"""
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Method to display supported commands in Blockshell
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"""
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print "Commands:"
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print " dotx <transaction data> Create new transaction"
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print " allblocks Fetch all mined blocks in blockchain"
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print " getblock <block hash> Fetch information about particular block"
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print("Commands:")
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print(" dotx <uid> <mail> <firstname> <lastname> Create new transaction")
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print(" allblocks Fetch all mined blocks in blockchain")
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print(" getblock <block hash> Fetch information about particular block")
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def throwError(msg):
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"""
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Method to throw an error from Blockshell.
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"""
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print "Error : " + msg
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print(f"{ Fore.RED }{ msg }{ Fore.RESET }")
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def printSuccess(msg):
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"""
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Method to print success message from Blockshell.
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"""
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print(f"{ Fore.GREEN }{ msg }{ Fore.RESET }")
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4
setup.py
4
setup.py
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@ -11,7 +11,9 @@ setup(
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install_requires=[
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'Click',
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'colorama',
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'flask'
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'flask',
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'numpy',
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'Pillow'
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],
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entry_points='''
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[console_scripts]
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@ -7,7 +7,7 @@
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<meta name="author" content="Daxeel Soni">
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<title>Blockshell | Block Data</title>
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<!-- Bootstrap core CSS -->
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<link href="https://blackrockdigital.github.io/startbootstrap-bare/vendor/bootstrap/css/bootstrap.min.css" rel="stylesheet">
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<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.3/dist/css/bootstrap.min.css" integrity="sha384-rbsA2VBKQhggwzxH7pPCaAqO46MgnOM80zW1RWuH61DGLwZJEdK2Kadq2F9CUG65" crossorigin="anonymous">
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<!-- Custom styles for this template -->
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<style>
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body {
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@ -53,9 +53,12 @@
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<!-- Page Content -->
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<div class="container">
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<div class="row">
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<div class="col-lg-10" style="margin-top:20px;">
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<h2><span class="badge badge-primary">{{data['hash']}}</span></h2>
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<div class="col-lg-12" style="margin-top:20px;">
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<h2><span class="badge bg-primary">{{data['hash']}}</span></h2>
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<br>
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<div class="d-flex justify-content-center" style="height: 8rem;">
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<img src="data:image/png;base64,{{data['image64']}}" class="img-thumbnail" alt="Block image" style="image-rendering: pixelated;" height="100%">
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</div>
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<table class="table table-dark table-striped">
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<tr>
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<td><b>Height</b></td>
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@ -66,8 +69,20 @@
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<td>{{data['timestamp']}}</td>
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</tr>
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<tr>
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<td><b>Data</b></td>
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<td>{{data['data']}}</td>
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<td><b>EPITA UID</b></td>
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<td>{{data['uid_epita']}}</td>
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</tr>
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<tr>
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<td><b>EPITA email</b></td>
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<td>{{data['email_epita']}}</td>
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</tr>
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<tr>
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<td><b>Firstname</b></td>
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<td>{{data['firstname']}}</td>
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</tr>
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<tr>
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<td><b>Lastname</b></td>
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<td>{{data['lastname']}}</td>
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</tr>
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<tr>
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<td><b>Hash</b></td>
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@ -85,52 +100,13 @@
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<p class="lead">
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</p>
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</div>
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<div class="col-lg-2" style="margin-top:30px;">
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<div class="card" style="width: 13rem;">
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<img class="card-img-top" src="https://preview.ibb.co/e7SO4G/Logomakr_1rc0_PA.png" alt="Card image cap">
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<div class="card-body">
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<h5 class="card-title">About Project</h5>
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<p class="card-text">Project BlockShell is created by with a vision to teach blockchain concepts to students and programmers.</p>
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<a href="https://daxeel.github.io" target="_blank" class="btn btn-primary">Contact Creator</a>
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</div>
|
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</div>
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</div>
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</div>
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</div>
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<!-- Modal -->
|
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<div class="modal fade" id="exampleModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true">
|
||||
<div class="modal-dialog" role="document">
|
||||
<div class="modal-content">
|
||||
<div class="modal-header">
|
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<h5 class="modal-title" id="exampleModalLabel">Blockshell Creator</h5>
|
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<button type="button" class="close" data-dismiss="modal" aria-label="Close">
|
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<span aria-hidden="true">×</span>
|
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</button>
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</div>
|
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<div class="modal-body">
|
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<div class="row">
|
||||
<div class="col-md-4">
|
||||
<img class="card-img-top" src="https://image.ibb.co/nqzp4w/Daxeel_3.jpg" alt="Card image cap">
|
||||
<br><br>
|
||||
<a href="https://daxeel.github.io" target="_blank" class="btn btn-primary col-md-12">View Profile</a>
|
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</div>
|
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<div class="col-md-8">
|
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<h5 class="card-title">Daxeel Soni</h5>
|
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<p class="card-text">Young software engineer and with the passion of startup product building using tech skills. I am a co-lead of Facebook Developers Circle, Ahmedabad. A technology educator and speaker invited to various institutes and events such as IIM, Nirma, Google Developers Group, Facebook events etc.</p>
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</div>
|
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</div>
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</div>
|
||||
<div class="modal-footer">
|
||||
<button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
<!-- <footer class="fixed-bottom">
|
||||
<p>Project by <a href="https://daxeel.github.io" target="_blank">Daxeel Soni</a></p>
|
||||
</footer> -->
|
||||
<!-- Bootstrap core JavaScript -->
|
||||
<script src="https://blackrockdigital.github.io/startbootstrap-bare/vendor/jquery/jquery.min.js"></script>
|
||||
<script src="https://blackrockdigital.github.io/startbootstrap-bare/vendor/bootstrap/js/bootstrap.bundle.min.js"></script>
|
||||
<script src="https://code.jquery.com/jquery-3.6.4.min.js" integrity="sha256-oP6HI9z1XaZNBrJURtCoUT5SUnxFr8s3BzRl+cbzUq8=" crossorigin="anonymous"></script>
|
||||
<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-Fy6S3B9q64WdZWQUiU+q4/2Lc9npb8tCaSX9FK7E8HnRr0Jz8D6OP9dO5Vg3Q9ct" crossorigin="anonymous"></script>
|
||||
</body>
|
||||
</html>
|
||||
|
|
|
|||
|
|
@ -7,7 +7,7 @@
|
|||
<meta name="author" content="Daxeel Soni">
|
||||
<title>Blockshell | All Blocks</title>
|
||||
<!-- Bootstrap core CSS -->
|
||||
<link href="https://blackrockdigital.github.io/startbootstrap-bare/vendor/bootstrap/css/bootstrap.min.css" rel="stylesheet">
|
||||
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.3/dist/css/bootstrap.min.css" integrity="sha384-rbsA2VBKQhggwzxH7pPCaAqO46MgnOM80zW1RWuH61DGLwZJEdK2Kadq2F9CUG65" crossorigin="anonymous">
|
||||
<!-- Custom styles for this template -->
|
||||
<style>
|
||||
body {
|
||||
|
|
@ -53,62 +53,32 @@
|
|||
<!-- Page Content -->
|
||||
<div class="container">
|
||||
<div class="row">
|
||||
<div class="col-lg-10" style="margin-top:20px;">
|
||||
<h1><span class="badge badge-primary">Latest Blocks</span></h1>
|
||||
<h1><span class="badge bg-primary">Latest Blocks</span></h1>
|
||||
{% for item in data -%}
|
||||
<div class="alert alert-success" role="alert">
|
||||
<a href="/block/{{item.hash}}" target="_blank">{{ item.hash }}</a>
|
||||
<div class="col-md-3">
|
||||
<a href="/block/{{item.hash}}" class="btn" target="_blank">
|
||||
<div class="card h-100" style="width: 8rem;">
|
||||
<img src="data:image/png;base64, {{ item.image64 }}" style="image-rendering: pixelated;" class="card-img-top" alt="...">
|
||||
<div class="card-body">
|
||||
<h6 class="card-title">Block {{ item.index }}</h6>
|
||||
<small>{{ item.firstname }} {{ item.name }}</small>
|
||||
</div>
|
||||
<div class="card-footer">
|
||||
<small class="text-muted">{{ item.hash }}</small>
|
||||
</div>
|
||||
</div>
|
||||
</a>
|
||||
</div>
|
||||
{%- endfor %}
|
||||
<p class="lead">
|
||||
</p>
|
||||
</div>
|
||||
<div class="col-lg-2" style="margin-top:80px;">
|
||||
<div class="card" style="width: 13rem;">
|
||||
<img class="card-img-top" src="https://preview.ibb.co/e7SO4G/Logomakr_1rc0_PA.png" alt="Card image cap">
|
||||
<div class="card-body">
|
||||
<h5 class="card-title">About Project</h5>
|
||||
<p class="card-text">Project BlockShell is created by with a vision to teach blockchain concepts to students and programmers.</p>
|
||||
<a href="https://daxeel.github.io" target="_blank" class="btn btn-primary">Contact Creator</a>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
<!-- Modal -->
|
||||
<div class="modal fade" id="exampleModal" tabindex="-1" role="dialog" aria-labelledby="exampleModalLabel" aria-hidden="true">
|
||||
<div class="modal-dialog" role="document">
|
||||
<div class="modal-content">
|
||||
<div class="modal-header">
|
||||
<h5 class="modal-title" id="exampleModalLabel">Blockshell Creator</h5>
|
||||
<button type="button" class="close" data-dismiss="modal" aria-label="Close">
|
||||
<span aria-hidden="true">×</span>
|
||||
</button>
|
||||
</div>
|
||||
<div class="modal-body">
|
||||
<div class="row">
|
||||
<div class="col-md-4">
|
||||
<img class="card-img-top" src="https://image.ibb.co/nqzp4w/Daxeel_3.jpg" alt="Card image cap">
|
||||
<br><br>
|
||||
<a href="https://daxeel.github.io" target="_blank" class="btn btn-primary col-md-12">View Profile</a>
|
||||
</div>
|
||||
<div class="col-md-8">
|
||||
<h5 class="card-title">Daxeel Soni</h5>
|
||||
<p class="card-text">Young software engineer and with the passion of startup product building using tech skills. I am a co-lead of Facebook Developers Circle, Ahmedabad. A technology educator and speaker invited to various institutes and events such as IIM, Nirma, Google Developers Group, Facebook events etc.</p>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
<div class="modal-footer">
|
||||
<button type="button" class="btn btn-secondary" data-dismiss="modal">Close</button>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
<!-- <footer class="fixed-bottom">
|
||||
<p>Project by <a href="https://daxeel.github.io" target="_blank">Daxeel Soni</a></p>
|
||||
</footer> -->
|
||||
<!-- Bootstrap core JavaScript -->
|
||||
<script src="https://blackrockdigital.github.io/startbootstrap-bare/vendor/jquery/jquery.min.js"></script>
|
||||
<script src="https://blackrockdigital.github.io/startbootstrap-bare/vendor/bootstrap/js/bootstrap.bundle.min.js"></script>
|
||||
<script src="https://code.jquery.com/jquery-3.6.4.min.js" integrity="sha256-oP6HI9z1XaZNBrJURtCoUT5SUnxFr8s3BzRl+cbzUq8=" crossorigin="anonymous"></script>
|
||||
<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-Fy6S3B9q64WdZWQUiU+q4/2Lc9npb8tCaSX9FK7E8HnRr0Jz8D6OP9dO5Vg3Q9ct" crossorigin="anonymous"></script>
|
||||
</body>
|
||||
</html>
|
||||
|
|
|
|||
|
|
@ -7,7 +7,7 @@
|
|||
<meta name="author" content="Daxeel Soni">
|
||||
<title>Blockshell | All Blocks</title>
|
||||
<!-- Bootstrap core CSS -->
|
||||
<link href="https://blackrockdigital.github.io/startbootstrap-bare/vendor/bootstrap/css/bootstrap.min.css" rel="stylesheet">
|
||||
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@5.2.3/dist/css/bootstrap.min.css" integrity="sha384-rbsA2VBKQhggwzxH7pPCaAqO46MgnOM80zW1RWuH61DGLwZJEdK2Kadq2F9CUG65" crossorigin="anonymous">
|
||||
<!-- Custom styles for this template -->
|
||||
<style>
|
||||
body {
|
||||
|
|
@ -173,7 +173,7 @@
|
|||
<p>Project by <a href="https://daxeel.github.io" target="_blank">Daxeel Soni</a></p>
|
||||
</footer> -->
|
||||
<!-- Bootstrap core JavaScript -->
|
||||
<script src="https://blackrockdigital.github.io/startbootstrap-bare/vendor/jquery/jquery.min.js"></script>
|
||||
<script src="https://blackrockdigital.github.io/startbootstrap-bare/vendor/bootstrap/js/bootstrap.bundle.min.js"></script>
|
||||
<script src="https://code.jquery.com/jquery-3.6.4.min.js" integrity="sha256-oP6HI9z1XaZNBrJURtCoUT5SUnxFr8s3BzRl+cbzUq8=" crossorigin="anonymous"></script>
|
||||
<script src="https://cdn.jsdelivr.net/npm/bootstrap@4.6.2/dist/js/bootstrap.bundle.min.js" integrity="sha384-Fy6S3B9q64WdZWQUiU+q4/2Lc9npb8tCaSX9FK7E8HnRr0Jz8D6OP9dO5Vg3Q9ct" crossorigin="anonymous"></script>
|
||||
</body>
|
||||
</html>
|
||||
|
|
|
|||
3
web.py
3
web.py
|
|
@ -30,6 +30,8 @@ def mined_blocks():
|
|||
f = open("chain.txt", "r")
|
||||
data = json.loads(f.read())
|
||||
f.close()
|
||||
for item in data:
|
||||
item['image64'] = item['image'][2:-1]
|
||||
return render_template('blocks.html', data=data)
|
||||
|
||||
@app.route('/block/<hash>')
|
||||
|
|
@ -42,6 +44,7 @@ def block(hash):
|
|||
f.close()
|
||||
for eachBlock in data:
|
||||
if eachBlock['hash'] == hash:
|
||||
eachBlock['image64'] = eachBlock['image'][2:-1]
|
||||
return render_template('blockdata.html', data=eachBlock)
|
||||
|
||||
# Run flask app
|
||||
|
|
|
|||
Loading…
Reference in New Issue