sonr/x/dwn/README.md
Prad Nukala 44027b9303
feature/1149 vault allocation error (#1173)
- **refactor: update devbox configuration and scripts**
- **refactor: remove web documentation**
- **refactor: move resolver formatter to services package**
- **refactor: Rename x/vault -> x/dwn and x/service -> x/svc**
- **refactor: remove unused dependencies and simplify module imports**
- **refactor: remove dependency on DWN.pkl**
- **refactor: Move IPFS interaction functions to common package**
- **refactor: remove unused TUI components**
- **feat: add gum package and update devbox configuration**
- **refactor: rename Assertion to Account and update related code**
- **fix: resolve rendering issue in login modal**
- **refactor: migrate build system from Taskfile to Makefile**
- **refactor: Deployment setup**
- **refactor: Update Credential table to match WebAuthn Credential
Descriptor**
- **feat: add fast reflection methods for Capability and Resource**
- **fix: update devbox lockfile**
- **feat: add support for parent field and resources list in Capability
message**
- **feature/1149-vault-allocation-error**
- **fix: adjust fullscreen modal close button margin**
2024-11-26 22:05:50 -05:00

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Markdown

# `x/dwn`
The DWN module is responsible for the management of IPFS deployed Decentralized Web Nodes (DWNs) and their associated data.
## Concepts
The DWN module introduces several key concepts:
1. Decentralized Web Node (DWN): A distributed network for storing and sharing data.
2. Schema: A structure defining the format of various data types in the dwn.
3. IPFS Integration: The module can interact with IPFS for decentralized data storage.
## State
The DWN module maintains the following state:
### DWN State
The DWN state is stored using the following structure:
```protobuf
message DWN {
uint64 id = 1;
string alias = 2;
string cid = 3;
string resolver = 4;
}
```
This state is indexed by ID, alias, and CID for efficient querying.
### Params State
The module parameters are stored in the following structure:
```protobuf
message Params {
bool ipfs_active = 1;
bool local_registration_enabled = 2;
Schema schema = 4;
}
```
### Schema State
The Schema state defines the structure for various data types:
```protobuf
message Schema {
int32 version = 1;
string account = 2;
string asset = 3;
string chain = 4;
string credential = 5;
string did = 6;
string jwk = 7;
string grant = 8;
string keyshare = 9;
string profile = 10;
}
```
## State Transitions
State transitions in the DWN module are primarily triggered by:
1. Updating module parameters
2. Allocating new dwns
3. Syncing DID documents
## Messages
The DWN module defines the following message:
1. `MsgUpdateParams`: Used to update the module parameters.
```protobuf
message MsgUpdateParams {
string authority = 1;
Params params = 2;
}
```
## Begin Block
No specific begin-block operations are defined for this module.
## End Block
No specific end-block operations are defined for this module.
## Hooks
The DWN module does not define any hooks.
## Events
The DWN module does not explicitly define any events. However, standard Cosmos SDK events may be emitted during state transitions.
## Client
The DWN module provides the following gRPC query endpoints:
1. `Params`: Queries all parameters of the module.
2. `Schema`: Queries the DID document schema.
3. `Allocate`: Initializes a Target DWN available for claims.
4. `Sync`: Queries the DID document by its ID and returns required information.
## Params
The module parameters include:
- `ipfs_active` (bool): Indicates if IPFS integration is active.
- `local_registration_enabled` (bool): Indicates if local registration is enabled.
- `schema` (Schema): Defines the structure for various data types in the dwn.
## Future Improvements
Potential future improvements could include:
1. Enhanced IPFS integration features.
2. Additional authentication mechanisms beyond WebAuthn.
3. Improved DID document management and querying capabilities.
## Tests
Acceptance tests should cover:
1. Parameter updates
2. DWN state management
3. Schema queries
4. DWN allocation process
5. DID document syncing
## Appendix
| Concept | Description |
| ------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| Decentralized Web Node (DWN) | A decentralized, distributed, and secure network of nodes that store and share data. It is a decentralized alternative to traditional web hosting services. |
| Decentralized Identifier (DID) | A unique identifier that is created, owned, and controlled by the user. It is used to establish a secure and verifiable digital identity. |
| HTMX (Hypertext Markup Language eXtensions) | A set of extensions to HTML that allow for the creation of interactive web pages. It is used to enhance the user experience and provide additional functionality to web applications. |
| IPFS (InterPlanetary File System) | A decentralized, peer-to-peer network for storing and sharing data. It is a distributed file system that allows for the creation and sharing of content across a network of nodes. |
| WebAuthn (Web Authentication) | A set of APIs that allow websites to request user authentication using biometric or non-biometric factors. |
| WebAssembly (Web Assembly) | A binary instruction format for a stack-based virtual machine. |
| Verifiable Credential (VC) | A digital statement that can be cryptographically verified. |