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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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is it possible to perform multiple payment operation in single transaction?

Scenario: when user pay(100%) on my website using my API in which I want to perform 2 payment operation 1. goes to production account(50% amount) 2. goes to manager account (50% amount) is this ...
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Using S3 as Archive for Standalone Node

I assume this is a classical How To. But i can't find the answer. How do I configure S3 as archive for a standadlone stellar node? Here is what I did: 1) Started the node with quickstart template: ...
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Function. Errors occurred at / configrue: [closed]

I can't compile it. It has a mistake. What's a good solution? Thank you for any suggestions!!
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24 views

How do I install Stellar-core?

I installed stellar-core through the source code, and I don't know how to proceed. Do you have any good suggestions?
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2answers
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Is it possible to change the asset issuer?

After issuing the asset I need to change the asset issuer, all trustors will remain trusting the same asset but the issuer is diffrent. scenario- issuer 1 - issued asset Dummyasset now need to ...
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0answers
9 views

Node slow to get the first ledger

I set up a Stellar node using the quickstart docker (https://hub.docker.com/r/stellar/quickstart/). I did the following: Pull stellar image sudo docker pull stellar/quickstart Set CATCHUP_COMPLETE=...
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1answer
21 views

Getting error on direct http tx call to stellar core

I am trying to send a transaction via http call without Horizon. Here is the tx information http://localhost:11626/tx?blob=...
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1answer
42 views

How to keep account balance up to date in wallet app

I'm building a simple wallet app and I want to keep the balance of my account up to date in the wallet. I have thought of a couple ways to do this, but neither seem that great. OPTION 1: Query the ...
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16 views

how to create stellar.toml file for testnet?

setup with this link. not able to install federation I want to setup federation server and bridge server, is it possible to setup for local stellar node setup. homedomain is set : app.get('/...
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Stellar core table trustlines taking up too much load!

I'm running my own stellar node and on running I ended up with the trustlines table taking too much load. Why is this happening? What can be done to avoid this? Is there anything else that can be done ...
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1answer
34 views

transaction is not submitting on stellar network!

load account is working fine and giving details of accounts means horizon is giving response but on transaction submitting getting error. local node setup done using docker image of stellar code ...
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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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34 views

How do I keep track of payments to multiple address

To track the payments we can use streaming API is good solution. already answered. In my case I have a master account(M) as well sub-master(SM) account, I need to have multiple sub-master(SM) ...
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Failed to start SDF - stellar-core

**:sudo systemctl start stellar-core** **:/etc/stellar$ systemctl status stellar-core.service** ● stellar-core.service - SDF - stellar-core Loaded: loaded (/lib/systemd/system/stellar-core....
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Catching up (discontiguous; will fail and restart) , syncing ledger repeatedly . not getting in synced state , and history_latest_ledger is showing 0

Here's a link! the solved issue on github. still getting this error. version: stellar-core 10.0.0 "state" : "Catching up",. "status" : [ "Catching up: Waiting for trigger ledger: 771014/...
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13 views

Documention for crowd funding in Joint-Entity Crowdfunding

Hi guys i want to create a stellar crowdfunding Joint-Entity Crowdfunding Use Case Scenario i am able to do until assigning a value to the token which i created. but i am unable to code for ...
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1answer
35 views

Best practice for issuing a new asset and locking an account

When issuing a new asset, is it expected that the transfer of the asset to the distribution account and the locking (setting weight to 0) of the issuing account take place in one transaction or, can ...
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1answer
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stellar-core can be controlled via the commands (No config file FILE found)

following this link!. When specifying a config file to use. stellar-core --conf FILE default 'stellar-core.cfg' I get error : 2018-11-17T11:25:32.680 <startup> [default FATAL] Got an ...
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1answer
19 views

How to do make the minimum XLM deposit upon account creation

How would one typically send the prerequisite 1 XLM to a new account upon creation? Is this done by including the transfer from another account to the new account as part of the creation process?
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Trustline for account purchasing an asset on an exchange

I have so far found out that an account needs to have a trustline for an asset if it is to receive a payment of that asset (from a given issuing account). Does an account need a trustline for an ...
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1answer
37 views

Why stellar required XLM to activate account

I am using stellar for custom token. And each time a customer creating a account on stellar they required 1 XLM to activate there account. We are using custom coins only so why should be activate ...
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2answers
17 views

Where is the secret key for the standalone network?

I am running the docker quick start image for a standalone private test net. I have the network up and running, but I cannot find the secret key for the single funded test account. Where can I find ...
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1answer
16 views

Time-based wallet in Laboratory

I want to build a time-locked token with certain funding target to be used for crowdfunding. I have found the code for creating time bounds in javascript but I am unable to find the UI of Stellar ...
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1answer
44 views

how to know the transaction is confirmed or pending or success in stellar network or How to check status of a tx in stellar?

As a receiver, someone sends me lumens if transaction get success or fails it is ok as sender already got a response from the horizon, what if the transaction is neither succeed nor fails, how can I ...
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2answers
45 views

How to get account historical balances?

how would I go about obtaining a list of historical data (tokens held, their quantities and a timestamp) for an address? The stellar expert explorer has a way of generating this kind of data, an ...
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1answer
33 views

Cannot sync data from network after stop node for long time

I started a new node both horizon and core with this docker image in TESTNET with default configuration and persistent mode. After started it reached state Synced!, then I had stopped the docker ...
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1answer
51 views

What is done to create a stellar AccountID aside from the generated raw secret and derived pub/priv key?

I am curious on what is done when a public/private key pair is created on Stellar. I understand a key pair is generated with ed25519, but why are there additional pre-fix/postfix involved? Why would ...
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0answers
43 views

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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34 views

To start a private Network do I need to download the stellar core in local system or I can just use the docker image?

To start a private Network do I need to download the stellar core in local system or I can just use the docker image? I have docker installed in my system and I have used the below command before: ...
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0answers
17 views

stellar-core throws an error while verifying checkpoint after downloading all the ledger file

I was trying to run stellar-core node in EC2 instance. I did all the required configuration as described in docs and after starting the node it downloaded all the ledger file and started verifying ...
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0answers
40 views

How to create a Private Stellar Blockchain with 4 nodes, each node is an ec2 instance?

I am a beginner, so please provide as much information as possible, even the most basic ones I need to know. I want to setup a private Stellar Blockchain and I want to have 4 nodes in the network, ...
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0answers
25 views

Stellar-core failing to initialize history archives to S3

My archive setups are configured like this: [HISTORY.v1] get="aws s3 cp s3://my-bucket/v1/{0} {1}" put="aws s3 cp {0} s3://my-bucket/v1/{1}" [HISTORY.v2] get="aws s3 cp s3://my-bucket/v2/{0} {1}" [...
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1answer
48 views

What are the differences between Ripple and Stellar addresses

What are the differences between Ripple and Stellar public/private key pairs? I understand the cryptography and libraries that Ripple and Stellar use are quite similar, but are they practically ...
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0answers
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How to create my own operations

I'm looking to alter stellar-core for my project, which deals less with financial transactions and more with data storage. I want to essentally rip out some of the operations such as allowTrust and ...
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1answer
22 views

How to changing port on stellarterm?

I installed Stellar term on my own server but the default port is 3001 and i want to change that, How can i change the ports in my own Stellar term?
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1answer
19 views

error accessing path: buckets/tmp

Two days after installing stellar-core, when I run ./stellar-core, I had this error: Got an exception: error accessing path: buckets/tmp [main.cpp:671] How can i handle it?
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3answers
37 views

Stellar all address has no data

Hi i was using stellar test account. It was working fine but suddenly showing no data in any related account to a asset issuer. is there any limit for using test network ? I have created a issuer and ...
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1answer
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Stellar Core from Source vs. Stellar Core from Container

Are there any vulnerabilities or security considerations I should be aware of with running Stellar Core from source as opposed to running it from the Docker Container?
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1answer
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How to be a Stellar Anchor?

There is currently not much info about this. I want to provide the ability to exchange for XLM using the local fiat currency I am at.
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1answer
71 views

Best practices for Stellar core settings KNOWN_PEERS, PREFERRED_PEERS and PREFERRED_PEER_KEYS

What are the best practices for settings KNOWN_PEERS, PREFERRED_PEERS and PREFERRED_PEER_KEYS in the Stellar Core config? Under which circumstances would I use which? From https://www.stellar.org/...
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1answer
58 views

What is a trigger ledger?

While my node is catching up with the rest of the nodes, I see this in stellar-core -c info: "status" : [ "Catching up: Waiting for trigger ledger: 20194405/20194433, ETA: 140s", "Publishing ...
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0answers
21 views

History buckets not found in history.stellar.org

After update to stellar-core 10.0.0rc4 I got history issue. Synchronization is stuck. Here is errors: 2018-09-14T14:08:36.090 GCUCN [default INFO] Loading last known ledger 2018-09-14T14:10:19....
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1answer
54 views

Stellar standalone and network fees

I am building a non-financial app using Stellar. Basically the app is going to transfer assets between accounts. So I want to run a few standalone nodes under same (private) network. As far as I ...
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0answers
20 views

Dropping peer, but peer seems to be fine

In Stellar Core 10.0.0, I keep seeing log entries like this: I 2018-09-25T03:35:16.416 GBCS2 [Overlay INFO] New connected peer 52.55.85.153:11625 I 2018-09-25T03:35:16.516 GBCS2 [Overlay INFO] ...
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2answers
64 views

Stellar Core node is typically behind SDF by 20 to 100 ledgers

I'm attempting to synch Stellar core (v10.0.0) and most of the time, it is behind https://horizon.stellar.org/ by 20 to 100 ledgers. To make sure it's not just horizon that's lagging, I check the ...
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1answer
45 views

What does this mean: “Ledger N (hash) closed and could NOT be fully validated by validator”

I see messages like this in the logs of Stellar Core: Ledger 20144734 (da1765) closed and could NOT be fully validated by validator What does this mean? Not sure if it matters, but the core node is ...
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0answers
40 views

Docker image installation private network detailed instructions

I am able to install a stand alone network on an aws ec2 instance with the command docker run --rm -it -p "8000:8000" -v "/home/scott/stellar:/opt/stellar" --name stellar stellar/quickstart --...
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0answers
44 views

Can't continue stellar-core sync. Stuck in Joining SCP

I'm in the middle process of stellar-core sync, but I need to restart my server for some reason so I stopped the stellar-core sync. Then when I continue the sync process I keep getting this message: ...
2
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1answer
28 views

Stellar Java SDK: Retrieve Account Data

I can see how to add data to an account using ManageDataOperation. But is there a way to retrieve the same data using the Java SDK? I fund a JS example: https://www.reddit.com/r/Stellar/comments/...
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27 views

Stellar-core performance and resource usage

I plan to run my own private network with completely different use cases compared to the traditional financial service use case. Essentially, I plan to run a decentralized network for securing ...