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1 |
| -# Standard Operating Procedure (SOP) for AWS Direct Resource Provisioning |
2 |
| - |
3 |
| -**Objective:** Migrate from AWS CDK to direct AWS SDK resource provisioning for EC2 instances, networking, and associated resources. This will simplify the deployment process and reduce dependencies. |
4 |
| - |
5 |
| ---- |
6 |
| - |
7 |
| -## Phase 1: Analysis and Planning ✓ |
8 |
| - |
9 |
| -### 1. Review Current Implementation |
10 |
| -- [x] Identify all CDK dependencies in the codebase |
11 |
| -- [x] Document current resource creation workflow |
12 |
| -- [x] Map CDK constructs to equivalent AWS SDK calls |
13 |
| - |
14 |
| -### 2. Design New Architecture |
15 |
| -- [x] Design direct AWS SDK resource provisioning flow |
16 |
| -- [x] Plan migration strategy with minimal service disruption |
17 |
| -- [x] Define new interfaces for AWS resource management |
18 |
| - |
19 |
| ---- |
20 |
| - |
21 |
| -## Phase 2: Implementation |
22 |
| - |
23 |
| -### 3. Remove CDK Dependencies ✓ |
24 |
| -- [x] Remove CDK-specific code and imports |
25 |
| -- [x] Update go.mod to remove CDK dependencies |
26 |
| -- [x] Clean up CDK-related configuration files |
27 |
| - |
28 |
| -### 4. Implement Direct Resource Creation |
29 |
| - |
30 |
| -#### VPC and Networking ✓ |
31 |
| -- [x] Implement VPC creation using AWS SDK |
32 |
| -- [x] Add subnet configuration and creation |
33 |
| -- [x] Configure route tables and internet gateway |
34 |
| -- [x] Implement security group management |
35 |
| - |
36 |
| -#### EC2 Instance Management ✓ |
37 |
| -- [x] Create EC2 instance provisioning logic |
38 |
| -- [x] Implement instance state management |
39 |
| -- [x] Add instance metadata handling |
40 |
| -- [x] Configure instance networking |
41 |
| - |
42 |
| -#### Resource Tagging and Management ✓ |
43 |
| -- [x] Implement resource tagging strategy |
44 |
| -- [x] Add resource lifecycle management |
45 |
| -- [x] Create cleanup and termination logic |
46 |
| - |
47 |
| -### 5. Error Handling and Logging ✓ |
48 |
| -- [x] Implement comprehensive error handling |
49 |
| -- [x] Add detailed logging for resource operations |
50 |
| -- [x] Create recovery mechanisms for failed operations |
51 |
| - |
52 |
| ---- |
53 |
| - |
54 |
| -## Phase 3: Testing |
55 |
| - |
56 |
| -### 6. Unit Testing ✓ |
57 |
| -- [x] Create unit tests for new AWS SDK implementations |
58 |
| -- [x] Update existing tests to remove CDK dependencies |
59 |
| -- [x] Verify error handling and edge cases |
60 |
| - |
61 |
| -### 7. Integration Testing ✓ |
62 |
| -- [x] Test complete resource provisioning workflow |
63 |
| -- [x] Verify network connectivity and security |
64 |
| -- [x] Test resource cleanup and termination |
65 |
| - |
66 |
| -### 8. Performance Testing ✓ |
67 |
| -- [x] Measure resource creation time |
68 |
| -- [x] Compare memory and CPU usage |
69 |
| -- [x] Verify scalability under load |
70 |
| - |
71 |
| ---- |
72 |
| - |
73 |
| -## Phase 4: Documentation and Deployment |
74 |
| - |
75 |
| -### 9. Update Documentation ✓ |
76 |
| -- [x] Update API documentation |
77 |
| -- [x] Create migration guide for users |
78 |
| -- [x] Document new configuration options |
| 1 | +# AWS Spot Instance Implementation Tasks |
| 2 | + |
| 3 | +## Phase 1: Core Infrastructure Setup |
| 4 | + |
| 5 | +### Configuration & Types |
| 6 | +1. Define spot instance configuration struct |
| 7 | + - [ ] Add spot-specific fields to deployment config |
| 8 | + - [ ] Create validation functions for spot configs |
| 9 | + - [ ] Add price threshold configurations |
| 10 | + - [ ] Add AZ validation requirements |
| 11 | + - [ ] Create function to check minimum AZ count (>=2) |
| 12 | + - [ ] Add early validation before deployment starts |
| 13 | + - [ ] Implement clear error messaging for AZ validation failures |
| 14 | + - [ ] Add AZ count validation to config validation pipeline |
| 15 | + |
| 16 | +2. Create spot instance type definitions |
| 17 | + - [ ] Define SpotInstanceRequest struct |
| 18 | + - [ ] Add spot pricing history types |
| 19 | + - [ ] Create spot termination notice types |
| 20 | + - [ ] Add AZ distribution configuration |
| 21 | + - [ ] Define minimum AZ requirements |
| 22 | + - [ ] Create AZ distribution strategy types |
| 23 | + - [ ] Add AZ fallback configurations |
| 24 | + |
| 25 | +### Basic Operations |
| 26 | +3. Implement spot price checking |
| 27 | + - [ ] Create function to fetch current spot prices |
| 28 | + - [ ] Add price history analysis |
| 29 | + - [ ] Implement price threshold validation |
| 30 | + |
| 31 | +4. Create spot request handling |
| 32 | + - [ ] Implement spot instance request creation |
| 33 | + - [ ] Add request status monitoring |
| 34 | + - [ ] Create request cancellation logic |
| 35 | + |
| 36 | +## Phase 2: Instance Management |
| 37 | + |
| 38 | +### Launch & Monitor |
| 39 | +5. Spot instance launch workflow |
| 40 | + - [ ] Create spot launch template |
| 41 | + - [ ] Implement instance launch monitoring |
| 42 | + - [ ] Add launch failure handling |
| 43 | + |
| 44 | +6. Instance state management |
| 45 | + - [ ] Create spot instance state tracking |
| 46 | + - [ ] Implement health checking |
| 47 | + - [ ] Add automatic recovery procedures |
| 48 | + |
| 49 | +### Termination Handling |
| 50 | +7. Implement termination notice handling |
| 51 | + - [ ] Create termination notice listener |
| 52 | + - [ ] Add graceful shutdown logic |
| 53 | + - [ ] Implement workload migration |
| 54 | + |
| 55 | +8. Create fallback mechanisms |
| 56 | + - [ ] Define fallback conditions |
| 57 | + - [ ] Implement on-demand fallback |
| 58 | + - [ ] Add automatic instance replacement |
| 59 | + |
| 60 | +## Phase 3: Integration & Testing |
| 61 | + |
| 62 | +### AWS Integration |
| 63 | +9. AWS API integration |
| 64 | + - [ ] Implement AWS SDK calls |
| 65 | + - [ ] Add proper error handling |
| 66 | + - [ ] Create retry mechanisms |
| 67 | + |
| 68 | +10. Resource tagging |
| 69 | + - [ ] Define spot-specific tags |
| 70 | + - [ ] Implement resource tracking |
| 71 | + - [ ] Add cost allocation tags |
| 72 | + |
| 73 | +### Testing Infrastructure |
| 74 | +11. Create test infrastructure |
| 75 | + - [ ] Add unit tests for spot operations |
| 76 | + - [ ] Create integration tests |
| 77 | + - [ ] Implement mock AWS responses |
| 78 | + |
| 79 | +12. Add test scenarios |
| 80 | + - [ ] Test price threshold behavior |
| 81 | + - [ ] Verify termination handling |
| 82 | + - [ ] Test fallback mechanisms |
| 83 | + |
| 84 | +## Phase 4: CLI & User Interface |
| 85 | + |
| 86 | +### Command Line Interface |
| 87 | +13. Add CLI commands |
| 88 | + - [ ] Create spot instance launch command |
| 89 | + - [ ] Add spot management commands |
| 90 | + - [ ] Implement spot monitoring CLI |
| 91 | + |
| 92 | +14. Implement configuration handling |
| 93 | + - [ ] Add spot config validation |
| 94 | + - [ ] Create config generation helpers |
| 95 | + - [ ] Implement config migration tools |
| 96 | + |
| 97 | +### User Experience |
| 98 | +15. Add user feedback |
| 99 | + - [ ] Implement progress indicators |
| 100 | + - [ ] Add detailed error messages |
| 101 | + - [ ] Create success notifications |
| 102 | + |
| 103 | +16. Create documentation |
| 104 | + - [ ] Write CLI documentation |
| 105 | + - [ ] Add configuration examples |
| 106 | + - [ ] Create troubleshooting guide |
| 107 | + |
| 108 | +## Phase 5: Advanced Features |
| 109 | + |
| 110 | +### Cost Management |
| 111 | +17. Implement cost optimization |
| 112 | + - [ ] Add automatic instance type selection |
| 113 | + - [ ] Create cost prediction tools |
| 114 | + - [ ] Implement budget controls |
| 115 | + |
| 116 | +18. Add pricing strategies |
| 117 | + - [ ] Create dynamic bidding strategy |
| 118 | + - [ ] Implement multi-AZ pricing |
| 119 | + - [ ] Add price history analysis |
| 120 | + |
| 121 | +### High Availability |
| 122 | +19. Implement HA features |
| 123 | + - [ ] Create instance distribution logic |
| 124 | + - [ ] Add zone failover |
| 125 | + - [ ] Implement backup instances |
| 126 | + |
| 127 | +20. Add workload management |
| 128 | + - [ ] Create workload migration logic |
| 129 | + - [ ] Implement state preservation |
| 130 | + - [ ] Add automatic scaling |
| 131 | + |
| 132 | +## Phase 6: Monitoring & Maintenance |
| 133 | + |
| 134 | +### Monitoring |
| 135 | +21. Add monitoring systems |
| 136 | + - [ ] Implement metric collection |
| 137 | + - [ ] Create alert system |
| 138 | + - [ ] Add performance tracking |
| 139 | + |
| 140 | +22. Create logging infrastructure |
| 141 | + - [ ] Add detailed logging |
| 142 | + - [ ] Implement log aggregation |
| 143 | + - [ ] Create audit trails |
| 144 | + |
| 145 | +### Maintenance |
| 146 | +23. Add maintenance features |
| 147 | + - [ ] Create update mechanisms |
| 148 | + - [ ] Implement version management |
| 149 | + - [ ] Add configuration backups |
| 150 | + |
| 151 | +24. Create cleanup procedures |
| 152 | + - [ ] Implement resource cleanup |
| 153 | + - [ ] Add orphaned resource detection |
| 154 | + - [ ] Create maintenance scripts |
| 155 | + |
| 156 | +## Phase 7: Security & Compliance |
| 157 | + |
| 158 | +### Security |
| 159 | +25. Implement security features |
| 160 | + - [ ] Add encryption support |
| 161 | + - [ ] Implement access controls |
| 162 | + - [ ] Create security groups |
| 163 | + |
| 164 | +26. Add compliance features |
| 165 | + - [ ] Implement audit logging |
| 166 | + - [ ] Add compliance checks |
| 167 | + - [ ] Create security reports |
| 168 | + |
| 169 | +### Final Integration |
| 170 | +27. System integration |
| 171 | + - [ ] Test full system integration |
| 172 | + - [ ] Add performance benchmarks |
| 173 | + - [ ] Create deployment procedures |
| 174 | + |
| 175 | +28. Documentation & Release |
| 176 | + - [ ] Complete system documentation |
| 177 | + - [ ] Create release notes |
| 178 | + - [ ] Add migration guides |
| 179 | + |
| 180 | +## Success Criteria |
| 181 | +- [ ] All spot instance operations are reliable and tested |
| 182 | +- [ ] Cost optimization features are working effectively |
| 183 | +- [ ] High availability mechanisms are in place |
| 184 | +- [ ] Monitoring and logging systems are operational |
| 185 | +- [ ] Security and compliance requirements are met |
| 186 | +- [ ] Documentation is complete and accurate |
| 187 | +- [ ] CLI provides full spot management capabilities |
| 188 | + |
| 189 | +## Notes |
| 190 | +- Each task should be implemented incrementally |
| 191 | +- Tests should be written before implementation |
| 192 | +- Documentation should be updated with each change |
| 193 | +- Security considerations should be addressed in each phase |
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