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dreddit-tutorial
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step 0: set up Embark project

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.embark
chains.json
config/production/password
config/livenet/password
coverage
dist
node_modules

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# Embark DReddit Tutorial
This repository contains the code and commits for the Embark DReddit tutorial which consists of three parts.
Every commit represents one step within the tutorial, making it easy to review changes.

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<html>
<head>
<title>Embark</title>
<link rel="stylesheet" href="css/app.css">
<script src="js/app.js"></script>
</head>
<body>
<h3>Welcome to Embark!</h3>
<p>See the <a href="http://embark.readthedocs.io/en/latest/index.html" target="_blank">Embark's documentation</a> to see what you can do with Embark!</p>
</body>
</html>

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import EmbarkJS from 'Embark/EmbarkJS';
// import your contracts
// e.g if you have a contract named SimpleStorage:
//import SimpleStorage from 'Embark/contracts/SimpleStorage';

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module.exports = {
// applies to all environments
default: {
enabled: true,
rpcHost: "localhost", // HTTP-RPC server listening interface (default: "localhost")
rpcPort: 8545, // HTTP-RPC server listening port (default: 8545)
rpcCorsDomain: "auto", // Comma separated list of domains from which to accept cross origin requests (browser enforced)
// When set to "auto", Embark will automatically set the cors to the address of the webserver
wsRPC: true, // Enable the WS-RPC server
wsOrigins: "auto", // Origins from which to accept websockets requests
// When set to "auto", Embark will automatically set the cors to the address of the webserver
wsHost: "localhost", // WS-RPC server listening interface (default: "localhost")
wsPort: 8546 // WS-RPC server listening port (default: 8546)
// Accounts to use as node accounts
// The order here corresponds to the order of `web3.eth.getAccounts`, so the first one is the `defaultAccount`
/*,accounts: [
{
nodeAccounts: true, // Accounts use for the node
numAddresses: "1", // Number of addresses/accounts (defaults to 1)
password: "config/development/devpassword" // Password file for the accounts
},
// Below are additional accounts that will count as `nodeAccounts` in the `deployment` section of your contract config
// Those will not be unlocked in the node itself
{
privateKey: "your_private_key"
},
{
privateKeyFile: "path/to/file", // Either a keystore or a list of keys, separated by , or ;
password: "passwordForTheKeystore" // Needed to decrypt the keystore file
},
{
mnemonic: "12 word mnemonic",
addressIndex: "0", // Optionnal. The index to start getting the address
numAddresses: "1", // Optionnal. The number of addresses to get
hdpath: "m/44'/60'/0'/0/" // Optionnal. HD derivation path
}
]*/
},
// default environment, merges with the settings in default
// assumed to be the intended environment by `embark run` and `embark blockchain`
development: {
ethereumClientName: "geth", // Can be geth or parity (default:geth)
//ethereumClientBin: "geth", // path to the client binary. Useful if it is not in the global PATH
networkType: "custom", // Can be: testnet, rinkeby, livenet or custom, in which case, it will use the specified networkId
networkId: 1337, // Network id used when networkType is custom
isDev: true, // Uses and ephemeral proof-of-authority network with a pre-funded developer account, mining enabled
datadir: ".embark/development/datadir", // Data directory for the databases and keystore (Geth 1.8.15 and Parity 2.0.4 can use the same base folder, till now they does not conflict with each other)
mineWhenNeeded: true, // Uses our custom script (if isDev is false) to mine only when needed
nodiscover: true, // Disables the peer discovery mechanism (manual peer addition)
maxpeers: 0, // Maximum number of network peers (network disabled if set to 0) (default: 25)
proxy: true, // Proxy is used to present meaningful information about transactions
targetGasLimit: 8000000, // Target gas limit sets the artificial target gas floor for the blocks to mine
simulatorBlocktime: 0 // Specify blockTime in seconds for automatic mining. Default is 0 and no auto-mining.
},
// merges with the settings in default
// used with "embark run privatenet" and/or "embark blockchain privatenet"
privatenet: {
networkType: "custom",
networkId: 1337,
isDev: false,
datadir: ".embark/privatenet/datadir",
// -- mineWhenNeeded --
// This options is only valid when isDev is false.
// Enabling this option uses our custom script to mine only when needed.
// Embark creates a development account for you (using `geth account new`) and funds the account. This account can be used for
// development (and even imported in to MetaMask). To enable correct usage, a password for this account must be specified
// in the `account > password` setting below.
// NOTE: once `mineWhenNeeded` is enabled, you must run an `embark reset` on your dApp before running
// `embark blockchain` or `embark run` for the first time.
mineWhenNeeded: true,
// -- genesisBlock --
// This option is only valid when mineWhenNeeded is true (which is only valid if isDev is false).
// When enabled, geth uses POW to mine transactions as it would normally, instead of using POA as it does in --dev mode.
// On the first `embark blockchain or embark run` after this option is enabled, geth will create a new chain with a
// genesis block, which can be configured using the `genesisBlock` configuration option below.
genesisBlock: "config/privatenet/genesis.json", // Genesis block to initiate on first creation of a development node
nodiscover: true,
maxpeers: 0,
proxy: true,
accounts: [
{
nodeAccounts: true,
password: "config/privatenet/password" // Password to unlock the account
}
],
targetGasLimit: 8000000,
simulatorBlocktime: 0
},
privateparitynet: {
ethereumClientName: "parity",
networkType: "custom",
networkId: 1337,
isDev: false,
genesisBlock: "config/privatenet/genesis-parity.json", // Genesis block to initiate on first creation of a development node
datadir: ".embark/privatenet/datadir",
mineWhenNeeded: false,
nodiscover: true,
maxpeers: 0,
proxy: true,
accounts: [
{
nodeAccounts: true,
password: "config/privatenet/password"
}
],
targetGasLimit: 8000000,
simulatorBlocktime: 0
},
// merges with the settings in default
// used with "embark run testnet" and/or "embark blockchain testnet"
testnet: {
networkType: "testnet",
syncMode: "light",
accounts: [
{
nodeAccounts: true,
password: "config/testnet/password"
}
]
},
// merges with the settings in default
// used with "embark run livenet" and/or "embark blockchain livenet"
livenet: {
networkType: "livenet",
syncMode: "light",
rpcCorsDomain: "http://localhost:8000",
wsOrigins: "http://localhost:8000",
accounts: [
{
nodeAccounts: true,
password: "config/livenet/password"
}
]
}
// you can name an environment with specific settings and then specify with
// "embark run custom_name" or "embark blockchain custom_name"
//custom_name: {
//}
};

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module.exports = {
// default applies to all environments
default: {
enabled: true,
provider: "whisper", // Communication provider. Currently, Embark only supports whisper
available_providers: ["whisper"], // Array of available providers
},
// default environment, merges with the settings in default
// assumed to be the intended environment by `embark run`
development: {
connection: {
host: "localhost", // Host of the blockchain node
port: 8546, // Port of the blockchain node
type: "ws" // Type of connection (ws or rpc)
}
},
// merges with the settings in default
// used with "embark run privatenet"
privatenet: {
},
// merges with the settings in default
// used with "embark run testnet"
testnet: {
},
// merges with the settings in default
// used with "embark run livenet"
livenet: {
},
// you can name an environment with specific settings and then specify with
// "embark run custom_name"
//custom_name: {
//}
// Use this section when you need a specific symmetric or private keys in whisper
/*
,keys: {
symmetricKey: "your_symmetric_key",// Symmetric key for message decryption
privateKey: "your_private_key" // Private Key to be used as a signing key and for message decryption
}
*/
//}
};

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module.exports = {
// default applies to all environments
default: {
// Blockchain node to deploy the contracts
deployment: {
host: "localhost", // Host of the blockchain node
port: 8546, // Port of the blockchain node
type: "ws" // Type of connection (ws or rpc),
// Accounts to use instead of the default account to populate your wallet
// The order here corresponds to the order of `web3.eth.getAccounts`, so the first one is the `defaultAccount`
/*,accounts: [
{
privateKey: "your_private_key",
balance: "5 ether" // You can set the balance of the account in the dev environment
// Balances are in Wei, but you can specify the unit with its name
},
{
privateKeyFile: "path/to/file", // Either a keystore or a list of keys, separated by , or ;
password: "passwordForTheKeystore" // Needed to decrypt the keystore file
},
{
mnemonic: "12 word mnemonic",
addressIndex: "0", // Optionnal. The index to start getting the address
numAddresses: "1", // Optionnal. The number of addresses to get
hdpath: "m/44'/60'/0'/0/" // Optionnal. HD derivation path
},
{
"nodeAccounts": true // Uses the Ethereum node's accounts
}
]*/
},
// order of connections the dapp should connect to
dappConnection: [
"$WEB3", // uses pre existing web3 object if available (e.g in Mist)
"ws://localhost:8546",
"http://localhost:8545"
],
// Automatically call `ethereum.enable` if true.
// If false, the following code must run before sending any transaction: `await EmbarkJS.enableEthereum();`
// Default value is true.
// dappAutoEnable: true,
gas: "auto",
// Strategy for the deployment of the contracts:
// - implicit will try to deploy all the contracts located inside the contracts directory
// or the directory configured for the location of the contracts. This is default one
// when not specified
// - explicit will only attempt to deploy the contracts that are explicity specified inside the
// contracts section.
//strategy: 'implicit',
contracts: {
// example:
//SimpleStorage: {
// args: [ 100 ]
//}
}
},
// default environment, merges with the settings in default
// assumed to be the intended environment by `embark run`
development: {
dappConnection: [
"ws://localhost:8546",
"http://localhost:8545",
"$WEB3" // uses pre existing web3 object if available (e.g in Mist)
]
},
// merges with the settings in default
// used with "embark run privatenet"
privatenet: {
},
// merges with the settings in default
// used with "embark run testnet"
testnet: {
},
// merges with the settings in default
// used with "embark run livenet"
livenet: {
},
// you can name an environment with specific settings and then specify with
// "embark run custom_name" or "embark blockchain custom_name"
//custom_name: {
//}
};

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dev_password

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module.exports = {
// default applies to all environments
default: {
enabled: true,
available_providers: ["ens"],
provider: "ens"
},
// default environment, merges with the settings in default
// assumed to be the intended environment by `embark run`
development: {
register: {
rootDomain: "embark.eth",
subdomains: {
'status': '0x1a2f3b98e434c02363f3dac3174af93c1d690914'
}
}
},
// merges with the settings in default
// used with "embark run privatenet"
privatenet: {
},
// merges with the settings in default
// used with "embark run testnet"
testnet: {
},
// merges with the settings in default
// used with "embark run livenet"
livenet: {
},
// you can name an environment with specific settings and then specify with
// "embark run custom_name" or "embark blockchain custom_name"
//custom_name: {
//}
};

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// Embark has support for Flow enabled by default in its built-in webpack
// config: type annotations will automatically be stripped out of DApp sources
// without any additional configuration. Note that type checking is not
// performed during builds.
// To enable Flow type checking refer to the preconfigured template:
// https://github.com/embark-framework/embark-flow-template
// A new DApp can be created from that template with:
// embark new --template flow
module.exports = {
typescript: false
// Setting `typescript: true` in this config will disable Flow support in
// Embark's default webpack config and enable TypeScript support: .ts and
// .tsx sources will automatically be transpiled into JavaScript without any
// additional configuration. Note that type checking is not performed during
// builds.
// To enable TypeScript type checking refer to the preconfigured template:
// https://github.com/embark-framework/embark-typescript-template
// A new DApp can be created from that template with:
// embark new --template typescript
};

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{
"config": {
"homesteadBlock": 0,
"byzantiumBlock": 0,
"daoForkSupport": true
},
"nonce": "0x0000000000000042",
"difficulty": "0x0",
"alloc": {
"0x3333333333333333333333333333333333333333": {"balance": "15000000000000000000"}
},
"mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"coinbase": "0x3333333333333333333333333333333333333333",
"timestamp": "0x00",
"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
"extraData": "0x",
"gasLimit": "0x7a1200"
}

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dev_password

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module.exports = {
// default applies to all environments
default: {
enabled: true,
ipfs_bin: "ipfs",
available_providers: ["ipfs"],
upload: {
provider: "ipfs",
host: "localhost",
port: 5001
},
dappConnection: [
{
provider: "ipfs",
host: "localhost",
port: 5001,
getUrl: "http://localhost:8080/ipfs/"
}
]
// Configuration to start Swarm in the same terminal as `embark run`
/*,account: {
address: "YOUR_ACCOUNT_ADDRESS", // Address of account accessing Swarm
password: "PATH/TO/PASSWORD/FILE" // File containing the password of the account
},
swarmPath: "PATH/TO/SWARM/EXECUTABLE" // Path to swarm executable (default: swarm)*/
},
// default environment, merges with the settings in default
// assumed to be the intended environment by `embark run`
development: {
enabled: true,
upload: {
provider: "ipfs",
host: "localhost",
port: 5001,
getUrl: "http://localhost:8080/ipfs/"
}
},
// merges with the settings in default
// used with "embark run privatenet"
privatenet: {
},
// merges with the settings in default
// used with "embark run testnet"
testnet: {
},
// merges with the settings in default
// used with "embark run livenet"
livenet: {
},
// you can name an environment with specific settings and then specify with
// "embark run custom_name"
//custom_name: {
//}
};

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test_password

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module.exports = {
enabled: true,
host: "localhost",
openBrowser: true,
port: 8000
};

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{
"contracts": ["contracts/**"],
"app": {
"css/app.css": ["app/css/**"],
"js/app.js": ["app/js/index.js"],
"images/": ["app/images/**"],
"index.html": "app/index.html"
},
"buildDir": "dist/",
"config": "config/",
"versions": {
"web3": "1.0.0-beta",
"solc": "0.5.0",
"ipfs-api": "17.2.4"
},
"plugins": {
},
"options": {
"solc": {
"optimize": true,
"optimize-runs": 200
}
}
}

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{
"name": "dreddit",
"version": "0.0.1",
"lockfileVersion": 1
}

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{
"name": "dreddit",
"version": "0.0.1",
"description": "",
"scripts": {
"test": "embark test"
},
"author": "",
"license": "ISC",
"homepage": "",
"devDependencies": {}
}