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Initial template implementation.

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pull/125/head
Josh Asplund 7 years ago
parent 96f9384b16
commit 0f0e154000
3 changed files with 197 additions and 220 deletions
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  1. 348
      mythril/analysis/callgraph.py
  2. 68
      mythril/analysis/templates/graph.html
  3. 1
      requirements.txt

348
mythril/analysis/callgraph.py
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@ -1,217 +1,96 @@
from z3 import Z3Exception, simplify
from laser.ethereum.svm import NodeFlags
import re import re
default_title = '<p>Mythril / Ethereum LASER Symbolic VM</p>' from jinja2 import Environment, PackageLoader, select_autoescape
from laser.ethereum.svm import NodeFlags
default_style = ''' from z3 import Z3Exception, simplify
<style type="text/css">
#mynetwork {
background-color: #232625;
}
body {
background-color: #232625;
color: #ffffff;
font-size: 10px;
}
</style>
'''
default_opts = ''' default_opts = {
var options = { 'autoResize': True,
autoResize: true, 'height': '100%',
height: '100%', 'width': '100%',
width: '100%', 'manipulation': False,
manipulation: false, 'height': '90%',
height: '90%', 'layout': {
layout: { 'improvedLayout': True,
randomSeed: undefined, 'hierarchical': {
improvedLayout:true, 'enabled': True,
hierarchical: { 'levelSeparation': 450,
enabled:true, 'nodeSpacing': 200,
levelSeparation: 450, 'treeSpacing': 100,
nodeSpacing: 200, 'blockShifting': True,
treeSpacing: 100, 'edgeMinimization': True,
blockShifting: true, 'parentCentralization': False,
edgeMinimization: true, 'direction': 'LR',
parentCentralization: false, 'sortMethod': 'directed'
direction: 'LR', // UD, DU, LR, RL
sortMethod: 'directed' // hubsize, directed
} }
}, },
nodes:{ 'nodes': {
borderWidth: 1, 'color': '#000000',
borderWidthSelected: 2, 'borderWidth': 1,
chosen: true, 'borderWidthSelected': 2,
shape: 'box', 'chosen': True,
font: { 'shape': 'box',
align: 'left', 'font': {'align': 'left', 'color': '#FFFFFF'},
color: '#FFFFFF', },
}, 'edges': {
}, 'font': {
edges:{ 'color': '#FFFFFF',
font: { 'face': 'arial',
color: '#ffffff', 'background': 'none',
size: 12, // px 'strokeWidth': 0,
face: 'arial', 'strokeColor': '#ffffff',
background: 'none', 'align': 'horizontal',
strokeWidth: 0, // px 'multi': False,
strokeColor: '#ffffff', 'vadjust': 0,
align: 'horizontal',
multi: false,
vadjust: 0,
}
},
physics:{
enabled: [ENABLE_PHYSICS],
}
}
'''
phrack_style = '''
<style type="text/css">
#mynetwork {
background-color: #ffffff;
}
body {
background-color: #ffffff;
color: #000000;
font-size: 10px;
font-family: "courier new";
}
</style>
'''
phrack_opts = '''
var options = {
autoResize: true,
height: '100%',
width: '100%',
manipulation: false,
height: '90%',
layout: {
randomSeed: undefined,
improvedLayout:true,
hierarchical: {
enabled:true,
levelSeparation: 450,
nodeSpacing: 200,
treeSpacing: 100,
blockShifting: true,
edgeMinimization: true,
parentCentralization: false,
direction: 'LR', // UD, DU, LR, RL
sortMethod: 'directed' // hubsize, directed
} }
}, },
nodes:{ 'physics': {'enabled': False}
color: '#000000', }
borderWidth: 1,
borderWidthSelected: 1, phrack_opts = {
shapeProperties: { 'nodes': {
borderDashes: false, // only for borders 'color': '#000000',
borderRadius: 0, // only for box shape 'borderWidth': 1,
}, 'borderWidthSelected': 1,
chosen: true, 'shapeProperties': {
shape: 'box', 'borderDashes': False,
font: { 'borderRadius': 0,
face: 'courier new',
align: 'left',
color: '#000000',
}, },
}, 'chosen': True,
edges:{ 'shape': 'box',
font: { 'font': {'face': 'courier new', 'align': 'left', 'color': '#000000'},
color: '#000000', },
face: 'courier new', 'edges': {
background: 'none', 'font': {
strokeWidth: 0, // px 'color': '#000000',
strokeColor: '#ffffff', 'face': 'courier new',
align: 'horizontal', 'background': 'none',
multi: false, 'strokeWidth': 0,
vadjust: 0, 'strokeColor': '#ffffff',
'align': 'horizontal',
'multi': False,
'vadjust': 0,
} }
},
physics:{
enabled: [ENABLE_PHYSICS],
}
}
'''
graph_html = '''<html>
<head>
[STYLE]
<link href="https://cdnjs.cloudflare.com/ajax/libs/vis/4.21.0/vis.min.css" rel="stylesheet" type="text/css" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/vis/4.21.0/vis.min.js"></script>
<script>
[OPTS]
[JS]
</script>
</head>
<body>
<p>Mythril / LASER Symbolic VM</p>
<p><div id="mynetwork"></div><br/></p>
<script type="text/javascript">
var container = document.getElementById('mynetwork');
var nodesSet = new vis.DataSet(nodes);
var edgesSet = new vis.DataSet(edges);
var data = {'nodes': nodesSet, 'edges': edgesSet}
var gph = new vis.Network(container, data, options);
gph.on("click", function (params) {
// parse node id
var nodeID = params['nodes']['0'];
if (nodeID) {
var clickedNode = nodesSet.get(nodeID);
if(clickedNode.isExpanded) {
clickedNode.label = clickedNode.truncLabel;
}
else {
clickedNode.label = clickedNode.fullLabel;
} }
}
clickedNode.isExpanded = !clickedNode.isExpanded;
default_colors = [
nodesSet.update(clickedNode); {'border': '#26996f', 'background': '#2f7e5b', 'highlight': {'border': '#26996f', 'background': '#28a16f'}},
} {'border': '#9e42b3', 'background': '#842899', 'highlight': {'border': '#9e42b3', 'background': '#933da6'}},
}); {'border': '#b82323', 'background': '#991d1d', 'highlight': {'border': '#b82323', 'background': '#a61f1f'}},
</script> {'border': '#4753bf', 'background': '#3b46a1', 'highlight': {'border': '#4753bf', 'background': '#424db3'}},
</body> {'border': '#26996f', 'background': '#2f7e5b', 'highlight': {'border': '#26996f', 'background': '#28a16f'}},
</html> {'border': '#9e42b3', 'background': '#842899', 'highlight': {'border': '#9e42b3', 'background': '#933da6'}},
''' {'border': '#b82323', 'background': '#991d1d', 'highlight': {'border': '#b82323', 'background': '#a61f1f'}},
{'border': '#4753bf', 'background': '#3b46a1', 'highlight': {'border': '#4753bf', 'background': '#424db3'}},
colors = [
"{border: '#26996f', background: '#2f7e5b', highlight: {border: '#26996f', background: '#28a16f'}}",
"{border: '#9e42b3', background: '#842899', highlight: {border: '#9e42b3', background: '#933da6'}}",
"{border: '#b82323', background: '#991d1d', highlight: {border: '#b82323', background: '#a61f1f'}}",
"{border: '#4753bf', background: '#3b46a1', highlight: {border: '#4753bf', background: '#424db3'}}",
"{border: '#26996f', background: '#2f7e5b', highlight: {border: '#26996f', background: '#28a16f'}}",
"{border: '#9e42b3', background: '#842899', highlight: {border: '#9e42b3', background: '#933da6'}}",
"{border: '#b82323', background: '#991d1d', highlight: {border: '#b82323', background: '#a61f1f'}}",
"{border: '#4753bf', background: '#3b46a1', highlight: {border: '#4753bf', background: '#424db3'}}",
] ]
phrack_color = {'border': '#000000', 'background': '#ffffff',
'highlight': {'border': '#000000', 'background': '#ffffff'}}
def serialize(statespace, color_map):
def extract_nodes(statespace, color_map):
nodes = [] nodes = []
edges = []
for node_key in statespace.nodes: for node_key in statespace.nodes:
node = statespace.nodes[node_key] node = statespace.nodes[node_key]
@ -223,16 +102,31 @@ def serialize(statespace, color_map):
code = re.sub("JUMPDEST", node.function_name, code) code = re.sub("JUMPDEST", node.function_name, code)
code_split = code.split("\\n") code_split = code.split("\\n")
code_split = [x for x in code_split if x]
full_code = '\n'.join(code_split)
truncated_code = code if (len(code_split) < 7) else "\\n".join(code_split[:6]) + "\\n(click to expand +)" truncated_code = '\n'.join(code_split) if (len(code_split) < 7) else '\n'.join(code_split[:6]) + "\n(click to expand +)"
color = color_map[node.get_cfg_dict()['contract_name']] color = color_map[node.get_cfg_dict()['contract_name']]
nodes.append("{id: '" + str(node_key) + "', color: " + color + ", size: 150, 'label': '" + truncated_code + "', 'fullLabel': '" + code + "', 'truncLabel': '" + truncated_code + "', 'isExpanded': false}") nodes.append({
'id': str(node_key),
'color': color,
'size': 150,
'label': truncated_code,
'fullLabel': full_code,
'truncLabel': truncated_code,
'isExpanded': False
})
return nodes
def extract_edges(statespace):
edges = []
for edge in statespace.edges: for edge in statespace.edges:
if (edge.condition is None): if edge.condition is None:
label = "" label = ""
else: else:
@ -242,38 +136,52 @@ def serialize(statespace, color_map):
label = str(edge.condition).replace("\n", "") label = str(edge.condition).replace("\n", "")
label = re.sub("([^_])([\d]{2}\d+)", lambda m: m.group(1) + hex(int(m.group(2))), label) label = re.sub("([^_])([\d]{2}\d+)", lambda m: m.group(1) + hex(int(m.group(2))), label)
code = re.sub("([0-9a-f]{8})[0-9a-f]+", lambda m: m.group(1) + "(...)", code)
edges.append("{from: '" + str(edge.as_dict()['from']) + "', to: '" + str(edge.as_dict()['to']) + "', 'arrows': 'to', 'label': '" + label + "', 'smooth': {'type': 'cubicBezier'}}")
return "var nodes = [\n" + ",\n".join(nodes) + "\n];\nvar edges = [\n" + ",\n".join(edges) + "\n];" edges.append({
'from': str(edge.as_dict()['from']),
'to': str(edge.as_dict()['to']),
'arrows': 'to',
'label': label,
'smooth': {'type': 'cubicBezier'}
})
return edges
def generate_graph(statespace, physics=False, phrackify=False): def generate_graph(statespace, physics=False, phrackify=False, opts=None):
''' '''
This is some of the the ugliest code in the whole project. This is some of the the ugliest code in the whole project.
At some point someone needs to write a templating system. At some point someone needs to write a templating system.
''' '''
if opts is None:
opts = {}
env = Environment(
loader=PackageLoader('mythril.analysis'),
autoescape=select_autoescape(['html', 'xml'])
)
template = env.get_template('graph.html')
color_map = {} color_map = {}
graph_opts = default_opts
if phrackify: if phrackify:
graph_opts.update(phrack_opts)
for k in statespace.accounts: for k in statespace.accounts:
color_map[statespace.accounts[k].contract_name] = "{border: '#000000', background: '#ffffff', highlight: {border: '#000000', background: '#ffffff'}}" color_map[statespace.accounts[k].contract_name] = phrack_color
html = graph_html.replace("[STYLE]", phrack_style).replace("[OPTS]", phrack_opts)
else: else:
i = 0 i = 0
for k in statespace.accounts: for k in statespace.accounts:
color_map[statespace.accounts[k].contract_name] = colors[i] color_map[statespace.accounts[k].contract_name] = default_colors[i]
i += 1 i += 1
html = graph_html.replace("[STYLE]", default_style).replace("[OPTS]", default_opts) graph_opts.update(opts)
graph_opts['physics']['enabled'] = physics
html = html.replace("[JS]", serialize(statespace, color_map)).replace("[ENABLE_PHYSICS]", str(physics).lower()) nodes = extract_nodes(statespace, color_map)
return html return template.render(title="Mythril / Ethereum LASER Symbolic VM",
nodes=extract_nodes(statespace, color_map),
edges=extract_edges(statespace),
phrackify=phrackify,
opts=graph_opts
)

68
mythril/analysis/templates/graph.html
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@ -0,0 +1,68 @@
<html>
<head>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/vis/4.21.0/vis.min.css" integrity="sha256-iq5ygGJ7021Pi7H5S+QAUXCPUfaBzfqeplbg/KlEssg=" crossorigin="anonymous" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/vis/4.21.0/vis.min.js" integrity="sha256-JuQeAGbk9rG/EoRMixuy5X8syzICcvB0dj3KindZkY0=" crossorigin="anonymous"></script>
{% if not phrackify %}
<style type="text/css">
#mynetwork {
background-color: #232625;
}
body {
background-color: #232625;
color: #ffffff;
font-size: 10px;
}
</style>
{% else %}
<style type="text/css">
#mynetwork {
background-color: #ffffff;
}
body {
background-color: #ffffff;
color: #000000;
font-size: 10px;
font-family: "courier new";
}
</style>
{% endif %}
<script>
var options = {{opts | tojson}};
var nodes = {{nodes | tojson}};
var edges = {{edges | tojson}};
</script>
</head>
<body>
<p>{{ title }}</p>
<p><div id="mynetwork"></div><br/></p>
<script type="text/javascript">
var container = document.getElementById('mynetwork');
var nodesSet = new vis.DataSet(nodes);
var edgesSet = new vis.DataSet(edges);
var data = {'nodes': nodesSet, 'edges': edgesSet}
var gph = new vis.Network(container, data, options);
gph.on("click", function (params) {
// parse node id
var nodeID = params['nodes']['0'];
if (nodeID) {
var clickedNode = nodesSet.get(nodeID);
if(clickedNode.isExpanded) {
clickedNode.label = clickedNode.truncLabel;
}
else {
clickedNode.label = clickedNode.fullLabel;
}
clickedNode.isExpanded = !clickedNode.isExpanded;
nodesSet.update(clickedNode);
}
});
</script>
</body>
</html>

1
requirements.txt
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@ -15,3 +15,4 @@ eth-keys>=0.2.0b3
eth-rlp>=0.1.0 eth-rlp>=0.1.0
eth-tester>=0.1.0b21 eth-tester>=0.1.0b21
coverage coverage
jinja2

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