-
Notifications
You must be signed in to change notification settings - Fork 4
/
s3_event_bridge_lambda.tf
203 lines (176 loc) · 5.55 KB
/
s3_event_bridge_lambda.tf
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
#####################################################
# Variables
#####################################################
variable "DEPLOY_VECTOR_AUTOMATION" {
type = bool
default = false
}
#####################################################
# Execution Role
#####################################################
resource "aws_iam_role" "lambda_exec_role" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
name = "lambda-exec-role-s3-event-bridge-veda-${var.stage}"
assume_role_policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Action": "sts:AssumeRole",
"Principal": {
"Service": "lambda.amazonaws.com"
},
"Effect": "Allow",
"Sid": ""
}
]
}
EOF
}
###############################
# Logging
###############################
resource "aws_iam_policy" "lambda_logging" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
name = "lambda-logging-veda-${var.stage}"
path = "/"
description = "IAM policy for logging from a lambda"
policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Action": [
"logs:CreateLogGroup",
"logs:CreateLogStream",
"logs:PutLogEvents"
],
"Resource": "${aws_cloudwatch_log_group.group[0].arn}",
"Effect": "Allow"
}
]
}
EOF
}
resource "aws_iam_role_policy_attachment" "lambda_logs" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
role = aws_iam_role.lambda_exec_role[0].name
policy_arn = aws_iam_policy.lambda_logging[0].arn
}
###############################
# SFN StartExecution Policy
###############################
resource "aws_iam_policy" "lambda_sfn_start_exec" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
name = "lambda-startexec-on-sfn-veda-${var.stage}"
path = "/"
description = "IAM policy for allowing lambda to start execution on SFN"
policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Action": [
"states:StartExecution"
],
"Resource": "arn:aws:states:us-west-1:853558080719:stateMachine:veda-data-pipelines-dev-vector-stepfunction-discover",
"Effect": "Allow"
}
]
}
EOF
}
resource "aws_iam_role_policy_attachment" "lambda_sfn_start_exec" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
role = aws_iam_role.lambda_exec_role[0].name
policy_arn = aws_iam_policy.lambda_sfn_start_exec[0].arn
}
###############################
# MWAA Trigger Permissions
###############################
resource "aws_iam_policy" "lambda_trigger_mwaa_job" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
name = "lambda-trigger-mwaa-veda-${var.stage}"
path = "/"
description = "IAM policy for allowing lambda to trigger MWAA"
policy = <<EOF
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": "airflow:ListEnvironments",
"Resource": "*"
},
{
"Effect": "Allow",
"Action": "airflow:*",
"Resource": [
"arn:aws:airflow:us-west-2:853558080719:environment/veda-pipeline-staging-mwaa",
"arn:aws:airflow:us-west-2:853558080719:environment/veda-pipeline-dev-mwaa",
"arn:aws:airflow:us-west-2:853558080719:environment/veda-pipeline-sit-mwaa"
]
}
]
}
EOF
}
resource "aws_iam_role_policy_attachment" "lambda_trigger_mwaa_job" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
role = aws_iam_role.lambda_exec_role[0].name
policy_arn = aws_iam_policy.lambda_trigger_mwaa_job[0].arn
}
#####################################################
# Lambda
#####################################################
data "archive_file" "archive" {
count = var.deploy_vector_automation ? 1 : 0
type = "zip"
source_dir = "functions/s3_event_bridge_to_sfn_execute"
output_path = "s3_event_bridge_to_sfn_execute.zip"
}
resource "aws_lambda_function" "lambda" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
filename = "s3_event_bridge_to_sfn_execute.zip"
function_name = "s3-event-bridge-to-sfn-execute-veda-${var.stage}"
role = aws_iam_role.lambda_exec_role[0].arn
handler = "lambda_function.lambda_handler"
source_code_hash = data.archive_file.archive[0].output_base64sha256
runtime = "python3.9"
publish = true
environment {
variables = {
LOG_GROUP_NAME = "/aws/lambda/s3-event-bridge-to-sfn-execute-veda-${var.stage}"
TARGET_MWAA_ENV = "veda-pipeline-${var.stage}-mwaa"
TARGET_DAG_ID = "veda_discover"
TARGET_DAG_COMMAND = "dags trigger"
}
}
}
resource "aws_cloudwatch_log_group" "group" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
name = "/aws/lambda/${aws_lambda_function.lambda[0].function_name}"
retention_in_days = 5
}
#####################################################
# RESOURCE POLICY for EVENT INVOCATION
#####################################################
resource "aws_lambda_permission" "s3_invoke" {
count = var.deploy_vector_automation ? 1 : 0
provider = aws.aws_current
action = "lambda:InvokeFunction"
function_name = aws_lambda_function.lambda[0].function_name
principal = "s3.amazonaws.com"
statement_id = "AllowInvocationFromS3Bucket-veda-${var.stage}"
source_account = "114506680961"
source_arn = "arn:aws:s3:::veda-data-store-staging"
}