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What is the right way to verify an off-chain transaction with golang?

When you receive a transaction in the http request, you are getting a string with the XRD base64 form of the client signed transaction: {"transaction": "AAAAAGjeCRajN67nRkVtYO+...
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0answers
2 views

How i can use Stellar to do transation system?

I am creating an international donor transfer site using physical money. I want to use STELLAR technology, but for now I'm researching how to do this with the APIs of these platforms. Can someone help ...
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0answers
5 views

How to quickstart to pubnet while install SDF package

I had check previous question switch from testnet to pubnet, However, the answer is not helpful. I had installed stellar SDF package three times and switching pubnet after successfully install. How ...
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0answers
5 views

Inflation calculation rule

What is the weekly inflation reward calculation rule? Is the reward calculated by the XLM owned by the bonus pool or calculated by the XLM owned by the current account? If I had 100XLM when voting for ...
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1answer
16 views

How to use stellar path to send 1 USD worth of XLM from source account to destination account

I'm trying to create an application where I can charge a fixed amount of USD in XLM. I believe I can use path payment in order to accomplish this. But I'm not sure I understand what happens if I omit ...
2
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0answers
8 views

Unable to find 5 sec slot timing in code base

I was trying to understand the stellar code base and was looking for a place where 5 sec slot timing is hardcoded (if I am not wrong). But unable to find that, instead in ovalayManagerImpl.cpp file I ...
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0answers
6 views

Does weighting votes proportionally to lumens held open the door to rent capture?

The scenario where a group of account holders owning the majority of lumens pool their votes and decide to capture all inflation seems at least theoretically possible. In that scenario, members of the ...
1
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1answer
17 views

How to fix withdrawal / deposits limits for a custom asset?

I am working on a private Stellar network with Docker and Stellar Laboratory. I have deploy an asset with issuing and distributor accounts, but i want to establish some daily limits for withdrawals ...
2
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2answers
25 views

Getting all offers for a particular Asset (pair)

For a while now I'm trying to figure out how to get all offers for a particular Asset (or pair). As an example, StellarExpert lists all offers of MOBI on the following page: https://stellar.expert/...
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0answers
4 views

SCP Safety Guarantee Question

I have a question regarding the Stellar Consensus Protocol. In the SCP whitepaper it is stated on page 14 under the point 5.4 "Accepting is not enough": "But as discussed in Section 4.1, the only ...
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0answers
6 views

Not able to find latest data in local test node

Data not getting refreshed in the local docker container for test node I am trying to create an account on testnet,fund it and then use local horizon server to fetch the account details but local ...
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1answer
11 views

Transition from one wallet to another [duplicate]

I made a transition from one blockchain to coinbase without using MEMO, Will I lose the funds?
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1answer
21 views

Build a payments system using Stellar

I would like to know how I can make payment transactions, receive and buy / sell lumens with the stellar system. I do not encounter any indication to do all this, I have a business and I am interested ...
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1answer
18 views

Run core with catchup complete

I have a new stellar core instance with CATCHUP COMPLETE true and one stellar horizon instance with INGEST true. I'm totally new with stellar. I've started the core node and it's catching up the data....
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1answer
16 views

How to find inflation allocation date and to which account inflation money got transferred

I have gone through the Stellar inflation article. Have already set inflation destination using this. I have installed Stellar Core and running a private Stellar network. It is mentioned in the ...
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0answers
10 views

Error in starting multiple test node

I am trying to get multiple test nodes using a single docker compose file. version: "3" services: node1: image: stellar/quickstart ports: - 8001:8000 - 11630:11626 - ...
0
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1answer
23 views

Stellar validator node

My question is about running a stellar validator node. Why Starting stellar-core in FORCE_SCP mode requires NODE_IS_VALIDATOR to be set?
1
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0answers
25 views

Stellar-core running in Docker container, but not inside supervisorctl. If run in supervisorctl it doesn't use the right config

In the docker container if I run stellar-core using supervisortctl, then logs do not get written to the file I have specified in my stellar-core.cfg, but if I start stellar-core outside of ...
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1answer
16 views

Inferring operationID from get transactions stream data

Currently, I am getting transaction detail from transaction stream using stellar sdk. So for getting the operation details the envelope XDR is decoded. But the operationID couldn't be retrieved from ...
2
votes
1answer
32 views

Kelp for very beginners

I have no coding experience at all but would like to use Kelp. I have managed to get it running on CMD.exe but have no clue what im doing. If anyone has a little spare time, could you please put out a ...
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0answers
9 views

How to provide password when running horizon db migrate up command inside docker container?

I have issues with horizon, when inside the docker container I run horizon db clear and I get the output There are 18 migrations to apply in the "up" direction. ... 2019/06/20 10:44:26 A database ...
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0answers
5 views

Issues in docker-bridge-server setup

I cloned the repository of docker image of bridge server from https://github.com/michailbrynard/stellar-bridge-docker/issues/new and followed the instruction, but when I executed first command i.e ...
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0answers
5 views

Create or recover archive from Postgres core data

Is it possible to create archive from existing Stellar core's Postgres database? Does it have all the data required for creating an archive? Is there any tool to do that?
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1answer
26 views

Does Stellar allow the equivalent of Ethereum's transferFrom / erc20 token allowance?

I'm currently evaluating Stellar for a new project and one of the requirements would be to have a functionality similar to allowance/transferFrom from ERC20 tokens on Ethereum. Is there a way in ...
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0answers
18 views

Dockerfile for Private stellar network

I want to create a private network with several connected nodes.I want to build this in docker. Can someone provide me the details of how to write dockerfile and how to configure each node. ps - I am ...
1
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1answer
24 views

Can i change a Path of stellar history achieve?

In stellar-core.cfg (stellar config file) we need to define a history configuration. The default setting is mkdir="mkdir -p /tmp/stellar-core/history/vs/{0}" this. can i change as per my directory ...
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0answers
16 views

What is the mechanism of Stellar consensus protocol?

I don't understand what node is supposed to pick a nomination value and what value they take. I am reading the thesis which is written about Formal verification for SCP right now. Under my ...
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0answers
31 views

Issue assets after certain time

I am following this question answer Trying to implement the answer BUt my transaction is getting failed. Am i doing any mistakes in the implementation part? var sendr = Stellar.Keypair.fromSecret('...
2
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1answer
33 views

kelp on Arduino/raspberry pi

Has anyone done this before? I got a couple of boards collecting dust, was wondering if I could run kelp Kelp on it. Or if someone already tried it.
2
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1answer
47 views

How to create trustline between issuer's account and receivers accounts dynamically?

I am trying to create a trustline between issuer's account and receiver's account to send Custom Assets(token) I am following this link var StellarSdk = require('stellar-sdk'); StellarSdk.Network....
1
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1answer
18 views

How can I validate a stellar address in Python?

I am using python-sdk to perform stellar operations. Now I need to validate a stellar address. I know that the JS sdk has got a function StrKey.isValidEd25519PublicKey(address); however I cannot find ...
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2answers
28 views

Peer getting rejected from the private network

Hi I created a private network of 3 nodes with the following configurations like this: # more than one node should validate. threashold = 2 [QUORUM_SET] THRESHOLD_PERCENT=34 VALIDATORS=["$node01","$...
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1answer
13 views

Encoding data in transaction as only objective

I want to use the Stellar Blockchain to encode 32 bytes hashes, using https://www.stellar.org/developers/guides/concepts/transactions.html#memo. Registering this data is my only objective, so I'd like ...
0
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1answer
23 views

Some source accounts does not exist when using Stellar laboratory with my private Stellar network

I had some difficulties but I managed to get my private Stellar network to work. Now I try to create accounts with the Stellar Laboratory but every time I send a transaction, I get an error explaining ...
0
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1answer
20 views

Problem in connecting new node to the network

I am trying to setup a network of 2 nodes(node01, node02) and then want another node to be connected to that network. Here is what my configuation is : For node 1: [QUORUM_SET] THRESHOLD_PERCENT=...
0
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1answer
16 views

Two XLM accounts via Ledger [closed]

The Ledger "Stellar account viewer" (https://support.ledger.com/hc/en-us/articles/115003797194) apparently one hooks up to just one Ledger account. But I want to have two XLM accounts via Ledger. Can ...
1
vote
1answer
30 views

Stop Horizon/Stellar node growing disk usage

I'm trying to find a way to keep Stellar disk usage in check. I only care about the last 24 hours or so of transactions and don't want to over-provision the instance I started a docker container ...
0
votes
1answer
19 views

Where is fee deduced from balance in the source code?

Simple question, but I failed to grep for the answer… It’s sayed balances are already deduced but where ? I mean which file and which line ? // if we are in applying mode fee was already deduced ...
0
votes
1answer
24 views

Unable to sync testnet node

I am using stellar-core in ubuntu 18.04 . I want to create test-network . But my node is unable to sync , it is stuck showing the log For new syntax: stellar-core help 2019-06-07T11:38:26.889 ...
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0answers
17 views

Validation of federation server

I am trying to validate the address that a client typed to withdrawal his XLM to. Issue is that using the federation sdk takes over 10 seconds and if the address was not found it can take up to a ...
0
votes
1answer
30 views

Get Account Details Data Missing

I am getting the following error when calling getAccountDetails using the iOS SDK: parsingResponseFailed(message: "The data couldn’t be read because it is missing.") Here is my code. This should use ...
0
votes
1answer
24 views

When total coins will exceed beyond its storage data type

The total initial coins are 1000000000000000000 which is stored in const int64_t data type. Now this particular data type can support maximum 19 digits number. THis whole coin is possessed by root ...
1
vote
2answers
34 views

Is there any valid reason *not* to set masterWeight=0 on an asset issuing account?

Issuing accounts should last as long as the asset, the typical case being "as long as we can forsee". Setting masterWeight=0 and using other accounts for transacting on behalf of the account seems ...
1
vote
0answers
16 views

pBFT in closed 100 node setup

Can Practical Byzantine Fault Tolerance (pBFT) be considered as one of the quorum configurations of SCP of stellar? I am considering the situation where the 100 nodes are run in a closed network.
2
votes
1answer
29 views

Why failed transactions are not shown in Horizon in any way?

Anything I can get of the Horizon about the failed transactions is their count in a ledger. No other info is shown about them. Currently, no one can calculate lumen balance using horizon only because ...
0
votes
0answers
12 views

Trade self-issued coins (no liquidity) on fiat exchange rates

NOTE: Please see my r/Stellar post about my project for more information. Question How to trade self-issued coins using fiat exchange rates? Say I have two coins called MEUR and MUSD, representing a ...
0
votes
1answer
13 views

PHP Script to return wallet balance

Not sure if i'm missing something obvious but is there a simple-ish way to return a wallet balance in a php? Just a simple return.. $xlmaddress = "GDS5etc"; $bal = $getBal($xlmaddress); echo $bal; ...
0
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0answers
5 views

how to connect aws postgres in bridge.cfg

how to setup bridge.cfg to connect aws rds postgres "postgres://123:123@mytest.cze528b9qbge.ap-southeast-1.rds.amazonaws.com/stellar_federation?sslmod=require" FATA[0127] Cannot connect to a DB: ...
1
vote
0answers
9 views

What is difference between history and bucketlist?

I am unable to understand the difference between history and bucketlist. As per documentation, bucketlist is used for: Efficiently transmitting a minimal "delta" of changes to the set when a peer ...
0
votes
0answers
21 views

Lumens are Locked

My XLM holdings can't be moved from the Stellar wallet, to an exchange wallet. I've been trying to move various amounts for weeks. The recipient address is definitely correct, I'm using the correct ...

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