# SRS-06: Object Storage

## 1. Overview
Object Storage module provides S3-compatible object storage service management including buckets, access policies, and user/key management.

## 2. Functional Requirements

### 2.1 Bucket Management
**FR-OBJ-001**: System shall allow users to create buckets
- **Input**: Bucket name, access policy (private/public-read)
- **Output**: Created bucket with ID
- **Validation**: Bucket name uniqueness, valid S3 naming

**FR-OBJ-002**: System shall allow users to list buckets
- **Output**: Bucket list with name, type, usage, object count
- **Filtering**: By name, type, access policy

**FR-OBJ-003**: System shall allow users to view bucket details
- **Output**: Bucket configuration, usage statistics, access policy

**FR-OBJ-004**: System shall allow users to delete buckets
- **Input**: Bucket ID
- **Validation**: Bucket must be empty or confirmation required

**FR-OBJ-005**: System shall display bucket usage
- **Output**: Storage used, object count, last modified

### 2.2 Access Policy Management
**FR-OBJ-006**: System shall allow users to configure bucket access policies
- **Input**: Bucket ID, access policy (private, public-read, public-read-write)
- **Output**: Updated access policy

**FR-OBJ-007**: System shall display current access policy
- **Output**: Policy type, policy document

### 2.3 User & Key Management
**FR-OBJ-008**: System shall allow users to create S3 users
- **Input**: Username, access level
- **Output**: Created user with access keys

**FR-OBJ-009**: System shall allow users to list S3 users
- **Output**: User list with access level, key count

**FR-OBJ-010**: System shall allow users to generate access keys
- **Input**: User ID
- **Output**: Access key ID and secret key

**FR-OBJ-011**: System shall allow users to revoke access keys
- **Input**: User ID, key ID

### 2.4 Service Management
**FR-OBJ-012**: System shall display service status
- **Output**: Service status (running/stopped), uptime

**FR-OBJ-013**: System shall display service statistics
- **Output**: Total usage, object count, endpoint URL

**FR-OBJ-014**: System shall display S3 endpoint URL
- **Output**: Endpoint URL with copy functionality

## 3. User Interface Requirements

### 3.1 Object Storage Dashboard
- Service status card
- Statistics cards (total usage, object count, uptime)
- S3 endpoint display with copy button

### 3.2 Bucket Management
- Bucket list with search and filter
- Bucket creation modal
- Bucket detail view with tabs (Overview, Settings, Access Policy)
- Bucket actions (delete, configure)

### 3.3 Tabs
- **Buckets**: Main bucket management
- **Users & Keys**: S3 user and access key management
- **Monitoring**: Usage statistics and monitoring
- **Settings**: Service configuration

## 4. API Endpoints

```
GET    /api/v1/object-storage/buckets
GET    /api/v1/object-storage/buckets/:id
POST   /api/v1/object-storage/buckets
DELETE /api/v1/object-storage/buckets/:id
PUT    /api/v1/object-storage/buckets/:id/policy

GET    /api/v1/object-storage/users
POST   /api/v1/object-storage/users
GET    /api/v1/object-storage/users/:id/keys
POST   /api/v1/object-storage/users/:id/keys
DELETE /api/v1/object-storage/users/:id/keys/:keyId

GET    /api/v1/object-storage/service/status
GET    /api/v1/object-storage/service/stats
GET    /api/v1/object-storage/service/endpoint
```

## 5. Permissions
- **object-storage:read**: Required for viewing buckets, users
- **object-storage:write**: Required for creating, updating, deleting

## 6. Error Handling
- Invalid bucket name
- Bucket already exists
- Bucket not empty
- Invalid access policy
- Service not available
- Insufficient permissions