-
Notifications
You must be signed in to change notification settings - Fork 0
/
template.yaml
214 lines (198 loc) · 6.4 KB
/
template.yaml
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
AWSTemplateFormatVersion: '2010-09-09'
Transform: AWS::Serverless-2016-10-31
Description: Security alert enrichment!
Globals:
Function:
Timeout: 90
Resources:
InvokeApi:
Type: AWS::Serverless::Api
Properties:
StageName: squyre
Auth:
DefaultAuthorizer: AWS_IAM
Tags:
service: squyre
ConductorFunction:
Type: AWS::Serverless::Function
Properties:
FunctionName: !Sub '${AWS::StackName}-Conductor'
CodeUri: conductor
Handler: conductor
Runtime: go1.x
Role: !GetAtt ConductorRole.Arn
Environment:
Variables:
STACK_NAME: !Sub '${AWS::StackName}'
HOST_REGEX: A-[A-Z0-9]{6}
IGNORE_DOMAIN: your-internal-domain.int
Events:
AlertEvent:
Type: Api
Properties:
Path: /alert
Method: post
RestApiId:
Ref: InvokeApi
AlertTopic:
Type: AWS::SNS::Topic
Properties:
TopicName: !Sub '${AWS::StackName}-Alert'
Subscription:
- Protocol: lambda
Endpoint: !GetAtt ConductorFunction.Arn
ConductorInvokePermission:
Type: 'AWS::Lambda::Permission'
Properties:
Action: 'lambda:InvokeFunction'
FunctionName: !Ref ConductorFunction
Principal: sns.amazonaws.com
GreyNoiseFunction:
Type: AWS::Serverless::Function
Properties:
FunctionName: !Sub '${AWS::StackName}-GreyNoise'
CodeUri: function/greynoise
Handler: greynoise
Runtime: go1.x
Environment:
Variables:
ONLY_LOG_MATCHES: true
AlienvaultOTXFunction:
Type: AWS::Serverless::Function
Properties:
FunctionName: !Sub '${AWS::StackName}-AlienvaultOTXFunction'
CodeUri: function/alienvaultotx
Handler: alienvaultotx
Runtime: go1.x
Environment:
Variables:
ONLY_LOG_MATCHES: true
IPAPIFunction:
Type: AWS::Serverless::Function
Properties:
FunctionName: !Sub '${AWS::StackName}-IPapi'
CodeUri: function/ipapi
Handler: ipapi
Runtime: go1.x
CrowdStrikeFalconFunction:
Type: AWS::Serverless::Function
Properties:
FunctionName: !Sub '${AWS::StackName}-CrowdStrikeFalcon'
CodeUri: function/crowdstrikefalcon
Handler: crowdstrikefalcon
Runtime: go1.x
ExoneraTorFunction:
Type: AWS::Serverless::Function
Properties:
FunctionName: !Sub '${AWS::StackName}-ExoneraTor'
CodeUri: function/exonerator
Handler: exonerator
Runtime: go1.x
OutputFunction:
Type: AWS::Serverless::Function
Properties:
FunctionName: !Sub '${AWS::StackName}-Output'
CodeUri: output/jira
Handler: jira
Runtime: go1.x
Role: !GetAtt OutputRole.Arn
Environment:
Variables:
PROJECT: SECURITY
BASE_URL: https://test-squyre.atlassian.net
EnrichStateMachine:
Type: AWS::Serverless::StateMachine
Properties:
Name: !Sub '${AWS::StackName}-Enrich'
DefinitionUri: statemachine/enrich.asl.json
DefinitionSubstitutions:
GreyNoiseFunctionArn: !GetAtt GreyNoiseFunction.Arn
AlienvaultOTXFunctionArn: !GetAtt AlienvaultOTXFunction.Arn
IPAPIFunctionArn: !GetAtt IPAPIFunction.Arn
OutputFunctionArn: !GetAtt OutputFunction.Arn
CrowdStrikeFalconFunctionArn: !GetAtt CrowdStrikeFalconFunction.Arn
ExoneraTorFunctionArn: !GetAtt ExoneraTorFunction.Arn
Policies:
- LambdaInvokePolicy:
FunctionName: !Ref AlienvaultOTXFunction
- LambdaInvokePolicy:
FunctionName: !Ref GreyNoiseFunction
- LambdaInvokePolicy:
FunctionName: !Ref CrowdStrikeFalconFunction
- LambdaInvokePolicy:
FunctionName: !Ref IPAPIFunction
- LambdaInvokePolicy:
FunctionName: !Ref OutputFunction
- LambdaInvokePolicy:
FunctionName: !Ref ExoneraTorFunction
ConductorRole:
Type: 'AWS::IAM::Role'
Properties:
RoleName: !Sub '${AWS::StackName}-ConductorRole'
ManagedPolicyArns:
- arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole
AssumeRolePolicyDocument:
Version: "2012-10-17"
Statement:
-
Effect: Allow
Principal:
Service:
- lambda.amazonaws.com
Action:
- 'sts:AssumeRole'
Path: /
Policies:
-
PolicyName: !Sub '${AWS::StackName}-ConductorPolicy'
PolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: Allow
Action:
- states:DescribeExecution
Resource:
- !Sub 'arn:aws:states:${AWS::Region}:${AWS::AccountId}:execution:${AWS::StackName}-*'
- Effect: Allow
Action:
- cloudformation:ListStackResources
Resource:
- !Sub 'arn:aws:cloudformation:${AWS::Region}:${AWS::AccountId}:stack/${AWS::StackName}/*'
- Effect: Allow
Action:
- states:StartExecution
Resource:
- !Sub 'arn:aws:states:${AWS::Region}:${AWS::AccountId}:stateMachine:${AWS::StackName}-*'
OutputRole:
Type: 'AWS::IAM::Role'
Properties:
RoleName: !Sub '${AWS::StackName}-OutputRole'
ManagedPolicyArns:
- arn:aws:iam::aws:policy/service-role/AWSLambdaBasicExecutionRole
AssumeRolePolicyDocument:
Version: "2012-10-17"
Statement:
-
Effect: Allow
Principal:
Service:
- lambda.amazonaws.com
Action:
- 'sts:AssumeRole'
Path: /
Policies:
-
PolicyName: !Sub '${AWS::StackName}-OutputPolicy'
PolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: Allow
Action:
- secretsmanager:GetSecretValue
Resource:
- !Sub 'arn:aws:secretsmanager:${AWS::Region}:${AWS::AccountId}:secret:JiraApi-*'
- !Sub 'arn:aws:secretsmanager:${AWS::Region}:${AWS::AccountId}:secret:OpsGenieAPI-*'
Outputs:
WebhookURL:
Description: "Webhook API Gateway URL"
Value: !Sub "https://${InvokeApi}.execute-api.${AWS::Region}.amazonaws.com/squyre/alert"