Nova-Rewards/terraform/user_data.sh at feature/issue-581 · ghzhost/Nova-Rewards · GitHub

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
#!/bin/bash
set -e

# Update system packages
yum update -y

# Install Docker
amazon-linux-extras install docker -y
systemctl start docker
systemctl enable docker

# Add ec2-user to docker group
usermod -a -G docker ec2-user

# Install Docker Compose
curl -L "https://github.com/docker/compose/releases/latest/download/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
chmod +x /usr/local/bin/docker-compose

# Install CloudWatch agent
wget https://s3.amazonaws.com/amazoncloudwatch-agent/amazon_linux/amd64/latest/amazon-cloudwatch-agent.rpm
rpm -U ./amazon-cloudwatch-agent.rpm

# Create application directory
mkdir -p /opt/nova-rewards
cd /opt/nova-rewards

# Create CloudWatch agent configuration
cat > /opt/aws/amazon-cloudwatch-agent/etc/amazon-cloudwatch-agent.json <<'EOF'
{
  "metrics": {
    "namespace": "NovaRewards",
    "metrics_collected": {
      "mem": {
        "measurement": [
          {
            "name": "mem_used_percent",
            "rename": "MemoryUtilization",
            "unit": "Percent"
          }
        ],
        "metrics_collection_interval": 60
      },
      "disk": {
        "measurement": [
          {
            "name": "used_percent",
            "rename": "DiskUtilization",
            "unit": "Percent"
          }
        ],
        "metrics_collection_interval": 60,
        "resources": [
          "/"
        ]
      }
    }
  },
  "logs": {
    "logs_collected": {
      "files": {
        "collect_list": [
          {
            "file_path": "/var/log/docker",
            "log_group_name": "/nova-rewards/docker",
            "log_stream_name": "{instance_id}"
          }
        ]
      }
    }
  }
}
EOF

# Start CloudWatch agent
/opt/aws/amazon-cloudwatch-agent/bin/amazon-cloudwatch-agent-ctl \
  -a fetch-config \
  -m ec2 \
  -s \
  -c file:/opt/aws/amazon-cloudwatch-agent/etc/amazon-cloudwatch-agent.json

# Create systemd service for the application
cat > /etc/systemd/system/nova-rewards.service <<'EOF'
[Unit]
Description=Nova Rewards Backend
After=docker.service
Requires=docker.service

[Service]
Type=simple
User=ec2-user
WorkingDirectory=/opt/nova-rewards
ExecStart=/usr/local/bin/docker-compose up
ExecStop=/usr/local/bin/docker-compose down
Restart=always
RestartSec=10

[Install]
WantedBy=multi-user.target
EOF

# Enable the service
systemctl daemon-reload
systemctl enable nova-rewards.service

# Log initialization completion
echo "EC2 initialization completed at $(date)" >> /var/log/user-data.log