Questions tagged [horizon]
For questions regarding the Horizon API.
244
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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);
...
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15
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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 ...
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11
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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 ...
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7
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Stellar horizon security
I have set up one stellar horizon which is connected with stellar core via captive-core.toml file. Now my horizon server is running and I have attached ssl certificate with this horizon. So it is ...
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18
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How can I get the last transactions of an account from Horizon?
I need to retrieve the last 10 transactions (payments) of an account and I'm using the Horizon API, but the limit is 200 and I can't go beyond that. I explain you.
i'm using horizon.stellar.org/...
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10
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AM TRYING TO MAKE A PATH PAYMENT OF XLM TO USD IN PYTHON BUT GETTING THE ERROR json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
def sendPathPayment():
try:
_json = request.json
_amount = _json['amount']
_senderPubKey = _json['sender_pubKey']
_senderSecKey = _json['sender_secKey']
_senderAssetCode = _json['sender_assetCode']
...
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14
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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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28
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weird response from funding an accnount on testnet
Following the tutorial and using stellar-base, I created an account and successfully generated a keypair, as follows:
New key pair created!
Account ID: ****
Secret: ****
I then tried to fund the ...
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0
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43
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Best practices for setting up an Stellar archiver node
I'm trying to setup a Stellar archiver node. My goal is to be able to query any historical data for (e.g. ledgers, transactions, balances etc.) at any point any time and looks like the way to ensure ...
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3
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1
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38
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Can't find Horizon X-RateLimit-* headers
I found a lot of discussion on how rate limits work, ex:
Did Stellar's public Horizon Server Changes its rate limit?
But I can't find X-RateLimit-* headers in any of the responses, ex:
curl -i ...
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16
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Creating Trust line in Go
I am struggling to set a Trustline.
Create account
Send Funds to New account
Set Trust for a Token
Send the Token.
I am having a big problem trying to get step 3 working, many online examples are ...
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3
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Conver USD => GBP in stellar [duplicate]
I am working on Fintech startup company. I need to convert traditional fiat-currency exchange system to stellar-blockchain based system. I can take a use case transfer from GBP to USD
What do I need ...
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35
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Which Horizon endpoint GETs current token prices on the DEX?
Which Horizon endpoint should we be using to access current prices for tokens?
I've read through the docs entirely and am assuming the order_book endpoint contains the current price in its response. ...
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12
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Django Polaris not processing pending deposits
I have implemented the integrations:
register_integrations(
deposit=MyDepositIntegration(),
withdrawal=MyWithdrawalIntegration(),
fee=fee_integration,
...
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1
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44
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Transaction not supported
I configured a private Stellar blockchain network composed of 2 nodes. When I try to create an account on this private blockchain I get the following error:
stellar_sdk.exceptions.BadRequestError: {
...
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1
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58
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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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2
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50
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Stellar-core multiple instances
I am planning on running 3 stellar core instances for high availability purposes.
My question is, do I need to have separate db for each core instance? Same for buckets as well, I am assuming buckets ...
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30
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Stellar operations priority
What order is used to execute operations in ledger? I mean those operations who passed fee filter
Sorted by
time of submission
fee
random order?
I tried to find this information in docs, but no luck
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17
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Horizon Ingestion
We hosted horizon in our own network, the size of storage is increasing dramatically.
Is there anyway that we can start ingesting only from a specific date?
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1
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25
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How do I find out the date and time a specific offer was created?
The "Offer" object only contains a "last_modified_time" field, not when it actually was created, and no information about the transaction ID or ledger number.
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2
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43
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How to see "order-book" of a liquidity pool?
I've been watching trading activity on yETH/XLM market today and realized that while the orderbook API (i.e. stream from horizon.stellar.org/order_book) keeps returning order-books with very wide ...
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48
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What API to use to get metadata of asset issuers?
I am trying to get the metadata (such as organization name, logo) of asset issuers in the Stellar network.
What API should I use that could possibly contain this information when I pass the Public Key,...
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12
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new-hist - Got an exception: Could not open log file ... check access rights
When I try to create a new-hist I get the following error. Does anyone has an idea how I can fix this? TY
sudo -u stellar stellar-core --conf /etc/stellar/stellar-core.cfg new-hist local3
2021-11-...
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1
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99
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How to reserve a transaction sequence number?
I have a multisig account and need to initiate a transaction for set option operation. So prepared a transaction which will be expired in 7 days and within this time all (3 out 3 signers) has to sign ...
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86
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Timeout when submitting tx to the blockchain
I have running stellar core and stellar horizon together. Sometimes (recently even more) I am receiving such a response when trying to push tx to the blockchain. How could I approach this issue or ...
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2
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90
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Is there any option to get the price of XLM via python stellar_sdk or API?
For example XLM = $0.3537 now
Is there any option or API&SDK script for it?
or Do I have get it from other website?
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26
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Get payments for an account for an asset
Is there a way to query horizon to get payment operations for an account and for a certain asset?
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190
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I wanna my private blockchain network with stellar
I wanna my private blockchain network with stellar
but it's not working
here is my configure
# What port stellar-core listens for commands on. This is for Horizon server.
HTTP_PORT=11626
...
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2
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0
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14
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Can Horizon reconnect to its database on brief network outage?
We run a remote Postgres database on our Horizon instance, and on several occasions we would lose connection to the database server briefly (cause still being investigated). This drops our connection ...
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84
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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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2
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262
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Change Network Passphrase - Quickstart - Persistent - Docker
I am trying to change the network passphrase for stellar. I am using the quickstart docker image and launching in standalone mode.
command:
docker run --rm -it -p "8000:8000" -v "E:\...
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0
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71
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Horizon - Ingest historical trade history for pair
Is there a way to ingest data for trade_aggregations for asset pairs instead of needing to ingest all the ledgers into Horizon? I only really care about trade_aggregations on specific pairs and don't ...
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1
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83
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Horizon captive core disk requirements and practice
Having installed and ran horizon with captive-core, it seems that memory consumption is stable (~ 4.5 G). The disk space is though increasing while transactions keep coming. Around 10G/day.
From my ...
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What are the Horizon 2.0 PostgreSQL settings required to vacuum the DB regularly
Need guidelines on how to best manage the size of the horizon captive-core postrgesql DB. We're currently at 1TB of disk for horizon DB only ingesting ledgers from June 2020.
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111
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Horizon 2.0 Captive Core Reingestion Issues
Ive successfully installed and started horizon 2.0 but I am having problems reingesting ledgers. Id like to reingest ledgers from [30000000, present].
Ive attempted to do so following the instruction ...
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125
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List of Anchors for Sep31 and SEP24?
Is there a list of anchors available that I can access to see if I'm interested in using any of them? It is proving rather tedious to find anchors through a google search. I am already making API ...
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404
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captive core does not work
I want to use the captive core of stellar-horizon v2.0.0, but the following command does not work.
Instance is building a new.
As far as I read the docs, I don't think it will make http requests to ...
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1
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62
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Are lumens required for a custom network?
New to Stellar so forgive me if this is not the smartest question, but are real lumens still required on a custom network? I would like to use the stellar blockchain for "transaction" ...
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68
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Horizon v2.0.0 config with Captive Core for pubnet is any example?
I need setup a node for pubnet(mainnet) network watching node
https://github.com/stellar/go/blob/master/services/horizon/internal/docs/captive_core.md#configure-captive-core
is only testnet config and ...
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65
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Docker quickstart - Error ingesting history archive: ledger does not exists
I'm trying to run the quickstart docker tutorial but I am getting a 503 still ingesting when access the accounts/ACCOUNT_ID on my localhost:8000 (horizon).
Looking over my horizon logs I keep ...
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145
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How to set up a anchor on stellar?
As I working on stellar Blockchain, can anyone guide me on how to create an anchor on stellar? and How it will give a withdraw amount in fiat currency & which protocol is it used to convert ...
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82
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What is the correct way of preventing transaction duplication?
We faced the problem when horizonclient returned errors while sending an envelope but transaction has been created.
Please bash my thoughts and tell me where I'm wrong and how you do that.
The process ...
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93
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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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64
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Account' object has no attribute 'sign_decorated
I am trying to pay 2 tokens and I am getting this error:
sig = signer.sign_decorated(tx_hash)
AttributeError: 'Account' object has no attribute 'sign_decorated'
My code given below:
def ...
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93
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Performance problem with ingesting Horizon
We want to setup Stellar Full Archive with Horizon
Using the https://github.com/satoshipay/stellar-core-parallel-catchup we managed to synchronized Stellar Core DB and build full archive.
After ...
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67
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How long is a keypair valid until an account is funded and created?
The documentation says:
Stellar requires accounts to hold a minimum balance of 1 XLM before they actually exist. Until it gets a bit of funding, your keypair doesn’t warrant space on the ledger.
How ...
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62
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How to configure native currency in a private network
I would like to know how we can configure the native currency in a private network?
I would like:
Change the name of the native currency
Change the number of native currency created in the first ...
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54
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How to fix a stuck stellar node after picking up an incorrect block?
I run two different watcher stellar nodes and they have both gotten stuck after picking up an invalid / incorrect block (i.e. the block hash of my node's top block does not match the block of the same ...
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217
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`tx_bad_auth` when submit transaction to TestNet
I submit a transaction to the TestNet by using the official horizon API (https://horizon-testnet.stellar.org/), and it returns tx_bad_auth.
This is my code:
Server server = new Server("...
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71
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horizon ingest_latest_ledger doesn't update
I just run a new horizon instance.
The horizon instance with Ingest=true is running this command: horizon db reingest range 1 latest && horizon serve
I can see the history_latest_ledger ...
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