One-Click Startup

Adding one-click bash script to start the supernode
All logs are stored in logs directory
Configurations are listed in .config file
This commit is contained in:
sairajzero 2020-01-01 23:21:11 +05:30
parent 79e2212a50
commit 1f4d18e540
7 changed files with 41 additions and 81 deletions

3
.config Normal file
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SERVER_PWD=<server_password>
BROWSER=firefox
PORT=7130

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# Standard_Operations
Standard operations required for FLO Crypto, Blockchain API, Supernode WS, IndexedDB
This template contains standard operations that can be used for the following:
1. FLO Globals
2. FLO Crypto Operations
3. FLO Blockchain API Operations
4. FLO SuperNode Websocket Operations
5. compact IndexedDB Operations
# SuperNodeStorage
FLO Supernode Storage is a Cloud Storage progam for FLO Dapps
## FLO Globals
`floGlobals` object contains the global variables and constants required for the operations. Make sure to add this object before any other scripts.
`floGlobals` contains the following properties :
1. `blockchain` : Indicates the blockchain (`"FLO"` or `"FLO_TEST"`).
2. `apiURL` : Indicates the URL for blockchain API calls.
3. `adminID` : Indicates the master admin FLO ID for the project.
4. `sendAmt` : Indicates the default flo amount to be sent while sending transactions into the blockchain
5. `fee` : Indicates the default fee amount to be deduced while sending transactions into the blockchain
6. `supernodes` : Holder for the supernode list. Can be updated in runtime while retriving data from blockchain using API. Stored in the Object format,
## Installation
1. Download or clone the [repo](https://github.com/ranchimall/SuperNodeStorage):
{
<supernodeFLOID> : {
uri : <supernodeURI>
...(otherProperties)
}
...(Other Supernodes)
}
git clone https://github.com/ranchimall/SuperNodeStorage
2. Add a strong <server_password> in `.config` file
3. Change other configurations (if needed)
4. Host and publish the domain name or IP with port
## FLO Crypto Operations
`floCrypto` operations can be used to perform blockchain-cryptography methods. `floCrypto` operations are synchronized and return a value. Contains the following Operations.
#### Generate New FLO ID pair
floCrypto.generateNewID()
`generateNewID` generates a new flo ID and returns private-key, public-key and floID
## Usage
1. Start the app using the following command in terminal. The server WSS will be started and the supernode html-js will be opened in the browser.
#### Calculate Public Key Hex
`getPubKeyHex` returns public-key from given private-key
floCrypto.getPubKeyHex(privateKey)
1. privateKey - private key in WIF format (Hex)
./start_supernode.sh
2. (Only for first time login) Enter the <server_password> and <private_key> when prompted
#### Calculate FLO ID
floCrypto.getFloIDfromPubkeyHex(publicKey)
`getFloIDfromPubkeyHex` returns flo-ID from public-key
1. publicKey - public key hex value
The Supernode storage will automatically start
#### Verify Private Key
floCrypto.verifyPrivKey(privateKey, pubKey_floID, *isfloID)
`verifyPrivKey` verify the private-key for the given public-key or flo-ID
1. privateKey - private key in WIF format (Hex)
2. pubKey_floID - public Key or flo ID
3. isfloID - boolean value (true - compare as flo ID, false - compare as public key) (optional, default is true)
NOTE: The <server_password> and <private_key> will be stored securedly in IndexedDB of the browser
#### Validate FLO ID
floCrypto.validateAddr(floID)
`validateAddr` check if the given Address is valid or not
1. floID - flo ID to validate
#### Data Encryption
floCrypto.encryptData(data, publicKey)
`encryptData` encrypts the given data using public-key
1. data - data to encrypt
2. publicKey - public key of the recipient
#### Data Decryption
floCrypto.decryptData(data, privateKey)
`decryptData` decrypts the given data using private-key
1. data - encrypted data to decrypt (Object that was returned from encryptData)
2. privateKey - private key of the recipient
#### Sign Data
floCrypto.signData(data, privateKey)
`signData` signs the data using the private key
1. data - data to sign
2. privateKey - private key of the signer
#### Verify Signature
floCrypto.decryptData(data, signature, publicKey)
`decryptData` verifies signatue of the data using public-key
1. data - data of the given signature
2. signature - signature of the data
3. publicKey - public key of the signer
NOTE: Users may add `start_supernode` to bootup process to automatically start the supernode during boot up

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app/supernodeWSS.bin Executable file

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start_supernode.sh Executable file
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#!/bin/sh
current_date=$(date)
echo "$current_date : Starting Supernode" >> logs/app.log
#Read configurations
IFS="="
while read -r var value
do
export "$var"="${value}"
done < .config
#Start the app
echo $current_date >> logs/server.log
app/supernodeWSS.bin $PORT $SERVER_PWD >> logs/server.log &
echo $current_date >> logs/browser.log
$BROWSER app/index.html >> logs/browser.log &
wait

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#include "mongoose.h"
static sig_atomic_t s_signal_received = 0;
static const char *s_http_port = "7130";
static struct mg_serve_http_opts s_http_server_opts;
static char server_pwd[100];
static char *s_http_port, *server_pwd;
static struct mg_connection *supernode_client = NULL;
static void signal_handler(int sig_num) {
@ -145,12 +144,8 @@ static void ev_handler(struct mg_connection *nc, int ev, void *ev_data) {
int main(int argc, char** argv) {
if(argc<=1){
printf("Enter server password : ");
scanf("%s",server_pwd);
}
else
strcpy(server_pwd,argv[1]);
s_http_port = argv[1];
server_pwd = argv[2];
struct mg_mgr mgr;
struct mg_connection *nc;
@ -164,7 +159,7 @@ int main(int argc, char** argv) {
nc = mg_bind(&mgr, s_http_port, ev_handler);
mg_set_protocol_http_websocket(nc);
s_http_server_opts.document_root = "."; // Serve current directory
s_http_server_opts.document_root = "app/"; // Serve current directory
s_http_server_opts.enable_directory_listing = "no";
printf("Started on port %s\n", s_http_port);