Questions tagged [horizon]
For questions regarding the Horizon API.
63
questions with no upvoted or accepted answers
5
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answers
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views
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.
- 191
5
votes
2
answers
155
views
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.
...
- 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.
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3
votes
0
answers
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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3
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0
answers
67
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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/......
- 586
3
votes
2
answers
774
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 ...
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2
votes
0
answers
43
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 ...
- 21
2
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answers
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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2
votes
1
answer
83
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 ...
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2
votes
1
answer
125
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 ...
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2
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0
answers
66
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 ...
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2
votes
1
answer
218
views
`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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2
votes
0
answers
71
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 ...
- 131
2
votes
1
answer
89
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 ...
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2
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0
answers
96
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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....
2
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0
answers
234
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
{
"...
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2
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0
answers
120
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 ...
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2
votes
2
answers
92
views
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": "...
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1
vote
0
answers
16
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 ...
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1
vote
1
answer
25
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.
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1
vote
1
answer
48
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,...
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1
vote
0
answers
12
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-...
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1
vote
1
answer
99
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 ...
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1
vote
1
answer
190
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
...
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1
vote
0
answers
84
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,...
1
vote
0
answers
71
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 ...
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1
vote
0
answers
82
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 ...
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1
vote
0
answers
94
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 # ...
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1
vote
0
answers
37
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 ...
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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 ...
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1
vote
0
answers
73
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 ...
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1
vote
0
answers
34
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 ...
1
vote
0
answers
52
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 ...
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1
vote
0
answers
70
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-...
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1
vote
0
answers
51
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 {}'...
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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 ...
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1
vote
0
answers
35
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 ...
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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)
...
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votes
1
answer
12
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);
...
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0
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answers
18
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 ...
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0
votes
0
answers
13
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 ...
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0
votes
0
answers
7
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 ...
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0
votes
1
answer
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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0
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0
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10
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']
...
0
votes
0
answers
14
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.
- 315
0
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1
answer
28
views
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 ...
0
votes
0
answers
43
views
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 ...
- 1
0
votes
0
answers
12
views
Django Polaris not processing pending deposits
I have implemented the integrations:
register_integrations(
deposit=MyDepositIntegration(),
withdrawal=MyWithdrawalIntegration(),
fee=fee_integration,
...
0
votes
1
answer
58
views
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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0
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1
answer
30
views
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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