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https://github.com/daostack/subgraph

A DAOstack subgraph for graph-node
https://github.com/daostack/subgraph

blockchain cache ethereum graphql

Last synced: 22 days ago
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A DAOstack subgraph for graph-node

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README

        

***DEVELOPMENT OF THIS PACKAGE HAS MOVED TO: https://github.com/daostack/alchemy-monorepo/tree/dev/packages/subgraph***
# DAOstack Subgraph

DAOstack subgraph for [TheGraph](https://thegraph.com/) project. A feature article is available [here](https://thegraph.com/blog/daostack-alchemy).

![image](https://github.com/pat-daostack/subgraph/blob/master/images/arcgraph.jpg)

Our latest gratest [master branch subgraph](https://thegraph.com/explorer/subgraph/daostack/master).

## Getting started

1. `git clone https://github.com/daostack/subgraph.git && cd subgraph`
2. `npm install`

## Testing

Run the tests in the host container:

```sh
npm run docker:run
npm run test
npm run docker:stop
```

The tests are run with jest, which takes a number of options that may be useful when developing:

```sh
npm run test -- --watch # re-run the tests after each change
npm run test -- test/integration/Avatar.spec.js # run a single test file
```

## Commands

1. `migrate` - migrate contracts to ganache and write result to `migration.json`.
2. `codegen` - (requires `migration.json`) automatically generate abi, subgraph, schema and type definitions for
required contracts.
3. `test` - run integration test.
4. `deploy` - deploy subgraph.
5. `deploy:watch` - redeploy on file change.

Docker commands (requires installing [`docker`](https://docs.docker.com/v17.12/install/) and
[`docker-compose`](https://docs.docker.com/compose/install/)):

1. `docker ` - start a command running inside the docker container. Example: `npm run docker test` (run
intergation tests).
2. `docker:stop` - stop all running docker services.
3. `docker:rebuild ` - rebuild the docker container after changes to `package.json`.
4. `docker:logs ` - display logs from a running docker service.
5. `docker:run` - run all services in detached mode (i.e. in the background).

## Exposed endpoints

After running a command with docker-compose, the following endpoints will be exposed on your local machine:

- `http://localhost:8000/subgraphs/name/daostack` - GraphiQL graphical user interface.
- `http://localhost:8000/subgraphs/name/daostack/graphql` - GraphQL api endpoint.
- `http://localhost:8001/subgraphs/name/daostack` - graph-node's websockets endpoint
- `http://localhost:8020` - graph-node's RPC endpoint
- `http://localhost:5001` - ipfs endpoint.
- (if using development) `http://localhost:8545` - ganache RPC endpoint.
- `http://localhost:5432` - postgresql connection endpoint.

## Add a new contract tracker

In order to add support for a new contract follow these steps:

1. Create a new directory `src/mappings//`
2. Create 4 files:

1. `src/mappings//mapping.ts` - mapping code.
2. `src/mappings//schema.graphql` - GraphQL schema for that contract.
3. `src/mappings//datasource.yaml` - a yaml fragment with:
1. `abis` - optional - list of contract names that are required by the mapping.
2. [`entities`](https://github.com/graphprotocol/graph-node/blob/master/docs/subgraph-manifest.md#1521-ethereum-events-mapping) -
list of entities that are written by the the mapping.
3. [`eventHandlers`](https://github.com/graphprotocol/graph-node/blob/master/docs/subgraph-manifest.md#1522-eventhandler) -
map of solidity event signatures to event handlers in mapping code.
4. `test/integration/.spec.ts`

3. Add your contract to `ops/mappings.json`. Under the JSON object for the network your contract is located at, under the `"mappings"` JSON array, add the following.

1. If your contract information is in the `migration.json` file specified (default is the file under `@daostack/migration` folder, as defined in the `ops/settings.js` file):

```json
{
"name": "",
"contractName": "",
"dao": "",
"mapping": "",
"arcVersion": ""
},
```

2. If your contract does not appear in the migration file:

```json
{
"name": "",
"dao": "address",
"mapping": "",
"arcVersion": "",
"address": ""
},
```

4. (Optionally) add a deployment step for your contract in `ops/migrate.js` that will run before testing.

## Add a new dao tracker

To index a DAO please follow the instructions here: [https://github.com/daostack/subgraph/blob/master/documentations/Deployment.md#indexing-a-new-dao](https://github.com/daostack/subgraph/blob/master/documentations/Deployment.md#indexing-a-new-dao)

## Add a new datasource template

Datasource templates allow you to index blockchain data from addresses the subgraph finds out about at runtime. This is used to dynamically index newly deployed DAOs. To add a new contract ABI that can be used as a template within your mappings, modify the `ops/templates.json` file like so:

```json
{
"templates": [
...,
{
"name": "",
"mapping": "",
"start_arcVersion": "",
"end_arcVersion": "(optional) if not given, all future versions of this `name`'s contract ABI will be added as a template for this mapping"
}
]
}
```

## Deploy Subgraph

To deploy the subgraph, please follow the instructions below:

1. If you are deploying to The Graph for the first time, start with installing the Graph CLI:
`npm install -g @graphprotocol/graph-cli`
Then follow this by logging into your Graph Explorer account using:
`graph auth https://api.thegraph.com/deploy/ `

It is also recommended to read this guide: [https://thegraph.com/docs/deploy-a-subgraph](https://thegraph.com/docs/deploy-a-subgraph)

2. Create a `.env` file containing the following:

```bash
network=""
subgraph=""

# Not necessary for Docker deployment
graph_node="https://api.thegraph.com/deploy/"
ipfs_node="https://api.thegraph.com/ipfs/"
access_token=

# Not necessary for The Graph server
postgres_password=
ethereum_node="https://.infura.io/"
start_block= (default is 0)
```

3. Run: ``npm run deploy``

## Release subgraph images on docker hub

The repository provides a `release.sh` script that will:

- (re)start the docker containers and deploy the subgraph
- commit the images for ipfs and postgres and push these to docker hub

The docker images are available as:

`daostack/subgraph-postgres:${network}-${migration-version}-${subgraph-version}`
`daostack/subgraph-ipfs:${network}-${migration-version}-${subgraph-version}`

## Blacklist a malicious DAO
Add the DAO's Avatar address to the `ops/blacklist.json` file in the proper network array. For example, blacklisting `0xF7074b67B4B7830694a6f58Df06375F00365d2c2` on mainnet would look like:
```json
{
"private": [],
"kovan": [],
"rinkeby": [],
"mainnet": [
"0xF7074b67B4B7830694a6f58Df06375F00365d2c2"
]
}
```