Questions tagged [stellar-core]
stellar-core is the backbone of the Stellar network. It maintains a local copy of the ledger, communicating and staying in sync with other instances of stellar-core on the network.
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Catching Up Stellar Core Not Completed in a Long Time
I'm trying to run the stellar core and the horizon on my server using stellar/quickstart docker image. It's been a week since I started and it didn't synced. On the configuration file stellar-core.cfg,...
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Problems when running on ClearOS7/Centos7
In order to get stellar-core running on ClearOS7 (binary compatible with Centos7), I have had to use postgresql from one of the SCLo repos (Special interest groups) as the normal Centos version of ...
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How to custom stellar-core.cfg on docker quick start?
I would like to change NETWORK_PASSPHRASE information in the stellar-core.cfg for my standalone network in order to get the new private seed for the genesis block. I managed to edit the file but when ...
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Stellar full sync
I want to have full stellar history, but I can't. Please tell me what am I doing wrong?
I am trying to make full sync of Stellar test network. I have been trying to make several changes in the ...
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stellar-horizon db size
maybe someone could help me.
I have a node with the config below:
CATCHUP_RECENT=362880 # approximately 3 weeks (5sec per ledger closing) - stellar
HISTORY_RETENTION_COUNT=362880 # ...
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Anchorusd trustworthy?
I recently decided to cash in my free lumens from last year on keybase
So I looked into it and transferred my lumens to an anchorusd account using the anchorusd android app
Keep in mind I have never ...
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How do i build a fiat payment processor(Gateway) on stellar
I want to develop a payment gateway that can be integrated into online stores, merchants can seamlessly receive payments directly to their bank account. I want to build all the features on stellar. ...
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Root account balance about my own private network and connect with stellar network
I have set up my own stellar private network and the root account balance of that network is 100B. This is because as per my knowledge in the stellar-core source code the root account balance is ...
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Unable to determine the status of "Catching up" node
My stellar-core node is not syncing past 1/2 children completed. In my config, I have:
CATCHUP_COMPLETE=false
CATCHUP_RECENT=1024
When I call "info" I see this:
"info" : {
"build" : "stellar-...
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1
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42
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Stellar validator node quorumset not reaching threshold
I deployed a full validator node and it was 100% validating for a few months. A few days ago I check it's status on stellar beats and I saw this error Node not validating: quorum set not reaching ...
- 131
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How to make two Stellar nodes run for History Archive?
I tried to run two Stellar nodes to make History Archive happen.
But this is the log I received:
2020-01-30T12:09:21.894 <startup> [default INFO] RUN_STANDALONE enabled in configuration file - ...
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Using the STELLAR LABORATORY (HORIZON) UI to interface/connect to a LOCALHOST Standalone STELLAR core network
I am new to the Stellar network and would like to TEST Stellar's capabilities - via a standalone implementation (http://localhost:8000) of the 'STELLAR/QUICKSTART' on my MAC laptop.
The installation ...
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Store Large volume data
Is there any way to send data over memo more than 28 bytes. As I have done one experiment to send data greater than 28 bytes using SHA256 algorithm but it can not be decoded. So any method regarding ...
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upgraded horizon version, newly added tables is not synchronising with stellar core private network
Stellar core version is 12.2.0. Recently i upgraded my horizon version from 0.17 to 0.23. while running, it showed me an error that i need to "horizon db migrate up". Post doing that it basically ...
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(Install Error) Package stellar-horizon-postgres is not configured yet
1- I cannot install stellar horizon it gives an error. I tried this solution https://stellar.stackexchange.com/a/2400 but it didn't work.
2- I tried this solution https://github.com/stellar/packages/...
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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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Troubles Setting up Private Stellar Network
I am trying to setup a stellar private network for experimentation purposes. Unfortunately, no matter what i do, the nodes end up not being able to sync up. Mostly, as soon as I change the network ...
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How to update the transaction fees in private network - normally it is 100 stroops
I have updated the config file by putting the below value
COMMANDS=["upgrades?mode=set&upgradetime=1970-01-01T00:00:00Z&basefee=1&basereserve=1"]
By using the command
stellar-...
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stellar-core on CentOS 7 - systemd issue
I run stellar-core on CentOS7.
When I run by using command line, everything is fine, and I can create account.
However, when I run it on systemd, I always encounter timeout failure
The user I ...
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peer's txhistory table is not updating after making payment
I have successfully set up stellar-core in my private network using a different network passphrase with 3 nodes. When I run stellar-core -c 'info' output says state: Synced!. I have configured one ...
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Collecting Core metrics
I want to collect core metrics using the /metrics endpoint. However /metrics seems to collect metrics indefinitely, never resetting them. This means that (for example) the "average database.insert....
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How to properly update stellar-xdr and recreate docker image of stellar-horizon?
I want to increase the memo field from 28 bytes by changing this line in Stellar-transaction.x for my private network:
MEMO_TEXT: string text<28>.
I am able to pull the stellar-go repo into my ...
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How should one decide how many and which nodes to select in the quorum set when configuring a Stellar Core Node
How should one decide how many and which nodes to select in the quorum set when configuring a Stellar Core Node (in archiver mode)?
There is a list of validators in the link below, should all or some ...
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Can a transaction be successful in a 2-node private Stellar Network?
I have a 2-node private network running, when I try to submit a transaction using an XDR generated from the Stellar Lab, it first shows up as "PENDING", then one of the node stops working.
Any idea, ...
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Is the seed stored inside the database associated with the core?
For security reasons, I'd like to know whether the seed is stored in the database. Obviously, its configured in the core's config file, but does the app copy it into the database? I suspect it does ...
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How to remove Stellar local node setup completely?
I am having some issues accessing the local node setup.
I installed with this link and tried to fix it but now I want to remove the complete setup and reinstall it.
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1
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103
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How to add nodes to my private network?
If I have started a private network on my local machine, it will be running only one node. If I want to add few more nodes to it, how will I do it?
I am planning to use some AWS ec2 instances as ...
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stellar-core process is killed with stellar-core: bucket/FutureBucket.cpp:114: void
I am now setting up stellar-core in my amazon cloud services.
I have tried to run with "./stellar-core &"
however, it is showing the below messages on the phase of "Catching up: applying ...
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Ledger ERROR TxSet mismatch: LCD wants [seq=2515401, hash=a0651e], LCL is [seq=2515401, hash=fb4318]
when starting Node after it failed to sync the ledger:
[Ledger ERROR] TxSet mismatch: LCD wants [seq=2515401, hash=a0651e], LCL is [seq=2515401, hash=fb4318]
[Ledger ERROR] It is possible that your ...
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Calling contact with arguments
How can you call a contract method with arguments. It's sad that the docs only focus on one scenario, calling a contract method without arguments. There are no docs on how to pass arguements to a ...
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Stellar horizon shows "Still Ingesting" after 5 days
I am running stellar-horizon on ec2 server
I cloned stellar-core from git clone https://github.com/stellar/stellar-core.git and installed it. I installed horizon from the package manager with the ...
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Transfer XLM from old stellar wallet 10/10/21
Stellar Explorer shows my XLM , Coins with GDU... Address. My Old Wallet, Stargazer depicts SAUG...as Private Key under "Export Account". What Next ?? I am trying to put coins on Exodus. ...
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How to get xlm (stellar) address/public key from xpub string?
I'm working a project in nodejs which involves getting address/public key info from supplied xpub string. I've managed to do this on multiple other cryptocurrencies, but have run into problems with ...
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14
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Payment Processing system implementation using Stellar API
I am a software developer. I have a team of developers, and we are working together to create a new payment system in our country, as there is a monopoly of payment systems. We want to create a new ...
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Stellar Cross-Border Payments (Do SEP-38 is Mandatory to Implement)
We are implementing cross border payments using stellar SEP 31 protocol. Looking out for a guidance on SEP 38 that gives us details about the quotes for an on/off stellar asset.
As you know, SEP 38 is ...
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ISO20022 complains STANDARDS, -Testing AND PRODUCTION SETUP AS THE JDE PLATFORM for TESTING VERSIONS of transaction types of ISO20022 Standards,
We are WORKING on a Solution for MAPPING, TESTING, and MOVING APPROVED ISO20020 Version of Financial transitions to PRODUCTION, and also Monitoring the STATUS of each ISO 20022 TRANSACTIONS
using the ...
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What requirements does ISO 20022 pose on a Stellar implementation?
To be ISO 20022 certified, what are the requirements, and how would the ISO 20022 data testing procedures would be performed on the Stellar platforms or other systems before going into Production?
If ...
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networkId = ?, envelopeType = ?, txXDR = ?, What are these variables equal to
const envelopeType = StellarSdk.xdr.EnvelopeType.envelopeTypeTx().toXDR();
const signatureBase = Buffer.concat([networkId, envelopeType, txXDR])
const transactionHash = StellarSdk.hash(signatureBase);
...
user6256
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Stellar wallet balance at a point of time
Is there any way to find the balance of a stellar wallet at a point in time using any of the Horizon API? In Ethereum, we can pass the account along with the block number to get the balance at that ...
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Hash Transaction. Need Sample Raw Data For Hash Function For Calculate Hash Transaction
Need an Example of Raw Data of a Simple Transaction to Calculate the Transaction Hash.
Hash Transaction = SHA256(x), x = ??? (Example Raw Data, Byte Array).
Can't find a sample online. (((
I can't ...
user6256
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Transaction hash calculation
Calculating transaction hash incorrectly.
I need to calculate transaction hash.
I have:
SHA256(x)
Network Passphrase: "Public Global Stellar Network ; September 2015"
Future transaction XDR ...
user6256
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14
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Stellar node huge disk consumption
Our stellar horizon with the captive-core node is using about 6,4Tb disk space on a host. Autovacuum runs normally on a postgresql db. Is there any way to prune or cleanup data, because we are about ...
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Private network fee
I want to customize fees of transactions on private network to be an percentual of transaction value.
Didn't fully understand the feebump.
And don't know if feebump should be used.
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What is the current size of a full history node (DEC 22)?
I'm re-attempting to run a Core+Horizon setup, but I can't find this in the docs anywhere.
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How can I check the balance for each account using node.js and mongo.db
Can I use MongoDB's public key to check the account's balance?
SignUp function
module. exports.signUp= async(req,res)=>{
const {pseudo,email,password}= req.body
try{
const pair ...
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1
answer
41
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Stellar postgres errors: canceling statement due to user request
I am using Stellar (mainnet) and after latest update got errors in postgresql:
canceling statement due to user request
UTC [64] STATEMENT: delete from history_assets where id IN (select id from (...
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1
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41
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I Working around Stellar Multisig and I am getting
at Function.setOptions (C:\Users\user\Desktop\multisig\node_modules\stellar-base\lib\operations\set_options.js:137:13)
at setMultisigOnEmekaAccount (C:\Users\user\Desktop\multisig\multisig.js:30:...
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1
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How to create Stellar Muxed accounts using java-stellar-sdk
How to create Stellar Muxed accounts using java-stellar-sdk-0.31.0.jar,
I want to create Muxed account with id 1 from custodian account
GBMHTX6VOIIS4FNQSMTSWVHCMVCJXTTNXTIY3SBXI5K4NLDCTV5CJLZE
...
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1
answer
77
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Stellar Captive Core For Private Network
I have set up one stellar private network. Now I want to connect horizon with that private network core in captive mode. So that I have create one stellar-captive-core.cfg file as below
[[HOME_DOMAINS]...
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1
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Cannot initialize S3 history archive - unable to locate credentials
I am trying to initialize an S3 bucket as history for stellar core using this command:
stellar-core new-hist s3
this is my [history.s3] config:
[HISTORY.s3]
get="aws s3 cp s3://mybucket/history/{...
