Questions tagged [horizon]

For questions regarding the Horizon API.

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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.
user83948's user avatar
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5 votes
2 answers
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Own stellar horizon is not showing data prior to own instance launch date

I run a stellar node using the docker quickstart image and due to some syncing error the underlying ec2 instance was terminated and restarted on 2018-12-28T10:45:19Z, state of core is Synced. ...
shredding's user avatar
  • 316
4 votes
1 answer
279 views

Backfilling nodes that have ledger gaps

One more for you: What are the steps to make horizon db backfill to a specific elder ledger number? A core node may not be fully synced and may have ledger gaps.
Sebastian M's user avatar
3 votes
0 answers
112 views

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 ...
jiujiteiro's user avatar
3 votes
0 answers
79 views

How to set correct hostname in Horizon?

What is the correct way to set a hostname in Horizon? Hosting server is configured to horizon.stellar.domain.com but within Horizon the generated paths for all href attributes show http://horizon/......
marcinx's user avatar
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3 votes
2 answers
796 views

Horizon waiting for Stellar-core to sync

I have built stellar-core and horizon instances from source on Ubuntu 18.04 LTS. I managed to make them work for the test-net, yet now, whilst trying to configure stellar-core.cfg for the public ...
M.Bradascio's user avatar
2 votes
0 answers
46 views

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 ...
inative's user avatar
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2 votes
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16 views

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 ...
Secondclaw's user avatar
2 votes
1 answer
87 views

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 ...
challet's user avatar
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2 votes
1 answer
141 views

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 ...
Stellarade's user avatar
2 votes
0 answers
71 views

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 ...
ton's user avatar
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2 votes
1 answer
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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("...
pizi's user avatar
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2 votes
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75 views

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 ...
taraf's user avatar
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2 votes
1 answer
97 views

Too many open files from horizon

After sending few request to horizon or running horizon for sometime, getting too many open files:443 error. Then I have restarted the horizon then above error is removed.Is there any configuration I ...
Shan Gorai's user avatar
2 votes
0 answers
96 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....
Andrii Kurilik's user avatar
2 votes
0 answers
240 views

How to resolve 500 Internal Server Error on /transactions/<hash>/operations?

My node returns an error when I query the /operations endpoint in horizon. curl http://127.0.0.1:8000/transactions/73ce2618095d2c17bdaf08a6a6617cef549f974b1619f03b84eb46747e5e4eb0/operations { "...
relik's user avatar
  • 315
2 votes
0 answers
122 views

Horizon Error 6

I'm using the iOS SDK to attempt to submit a testnet transaction, but it fails with error 6, which I believe is BAD_AUTH, too few valid signatures/ wrong network. Here is my code: static func ...
p3scobar's user avatar
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2 votes
2 answers
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MEMO N/A after submitting to bridge endpoint /builder

curl -X POST \ http://localhost:8006/builder \ -H 'Content-Type: application/json' \ -d '{ "source": "GBJ6ONYK73A65BRW7SOGQYEDCN55NCYDH5WJTE7WZIZXF3RRX2GFI33T", "memo": { "text": "...
Anthrose's user avatar
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1 vote
0 answers
6 views

How to Retrieve Historical Orderbooks for Specific Stellar Market Using API?

I need historical orderbook data for a particular market on Stellar. While the API offers real-time orderbooks, I'm seeking a way to get past snapshots with ledger_close_time and complete orderbook ...
Edna Laxer's user avatar
1 vote
0 answers
8 views

HISTORY_STALE_THRESHOLD option doesn't work

After referring to this documentation, I set HISTORY_STALE_THRESHOLD to 0 to prevent 503 Historical DB is too stale error when I submit a transaction. This stellar-core code says 0 is the default ...
himori123's user avatar
1 vote
0 answers
21 views

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 ...
Cyberience's user avatar
1 vote
1 answer
29 views

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.
kipadip0001's user avatar
1 vote
1 answer
65 views

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,...
Benji's user avatar
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15 views

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-...
Nick's user avatar
  • 11
1 vote
1 answer
119 views

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 ...
Sohan's user avatar
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1 vote
1 answer
228 views

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 ...
zena's user avatar
  • 11
1 vote
0 answers
95 views

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,...
Fadhlan Ridhwanallah's user avatar
1 vote
0 answers
72 views

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 ...
user83948's user avatar
  • 191
1 vote
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83 views

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 ...
gekpp's user avatar
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1 vote
0 answers
104 views

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 # ...
Mr. A's user avatar
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1 vote
0 answers
38 views

I can not streaming trade from Horizon Server

I have setup one instance running Store core and Horizon (with ingest=true). This is Core node. One instance running Horizon server (with ingest=false). This is Horizon node. I can run streaming ...
tminh's user avatar
  • 21
1 vote
0 answers
27 views

How to creating anchors for crypto currencies and mapping the native deposit addresses

Actually I want to create a crypto currency wallet using stellar anchors. I do not want to run a dedicated node for any crypto coin and also not want to depend on any 3rd party service that's why I ...
Muhammad Waqas's user avatar
1 vote
0 answers
74 views

Parallel ingestion with Horizon 1.0.0 is not working - second Horizon waits for the first to complete

Document https://github.com/stellar/go/blob/master/services/horizon/internal/docs/admin.md says: To reingest older ledgers (due to a version upgrade) or to ingest ledgers closed by the network before ...
DimaA6_ABC's user avatar
1 vote
0 answers
38 views

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 ...
Akshat Nautiyal's user avatar
1 vote
0 answers
60 views

Why is the /paths endpoint on my custom Horizon deployment abnormally slow?

I was wondering if anyone has an idea what could be causing our Horizon (0.17.6) /paths endpoint to be extremely slow. A simple query takes 1m22s on our custom deployment. On public SDF Horizon the ...
marcinx's user avatar
  • 586
1 vote
0 answers
74 views

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-...
Suman Raj's user avatar
1 vote
0 answers
56 views

Unable to get sequence number

I am trying to create a transaction op and I am not being able to get the sequence number. I tried on Stellar lab but it did not work. What's wrong? Below is my code: # print('Transferring fund to {}'...
Volatil3's user avatar
  • 215
1 vote
0 answers
30 views

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 ...
Vijin's user avatar
  • 143
1 vote
0 answers
38 views

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 ...
user3188290's user avatar
1 vote
0 answers
83 views

postgres PANI[0000] connect failed: pq: role "root" does not exist pid=13863, postgres v 9.5 - Horizon

Getting below error when trying to connect to postgres (trying to start Horizon) PANI[0000] connect failed: pq: role "root" does not exist pid=13863 panic: (*logrus.Entry) (0xbcb320,0xc4200112c0) ...
sweta's user avatar
  • 239
0 votes
0 answers
13 views

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 ...
sqrl's user avatar
  • 1
0 votes
0 answers
6 views

Wrong Port in Horizon Link on Kubernetes

I'm running Stellar QuickStart on a Kubernetes Cluster, but the links contain the Pod port when it shouldn't. Here's the Kubernetes setup Pod => Container Port = 8000 ClusterIP Service => Port =...
Jerome Cyrus's user avatar
0 votes
0 answers
7 views

SEP-24 hosted deposit/withdraw transaction in Demo Wallet struck for long

Its more than a week now. We are facing issue with SEP-24 hosted deposit/withdraw transaction in Demo Wallet (TESTNET). https://demo-wallet.stellar.org/ All the transactions are struck with status: &...
user6353's user avatar
0 votes
0 answers
21 views

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); ...
user avatar
0 votes
0 answers
22 views

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 ...
user avatar
0 votes
0 answers
20 views

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 ...
user avatar
0 votes
0 answers
10 views

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 ...
Alex Smith's user avatar
0 votes
1 answer
23 views

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/...
madmad23's user avatar
0 votes
0 answers
15 views

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'] ...
IRANKUNDA INNOCENT's user avatar
0 votes
0 answers
16 views

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.
relik's user avatar
  • 315