Questions tagged [deferred-transactions]
The deferred-transactions tag has no usage guidance.
34
questions
0
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1
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68
views
Signing and submission of transaction seperately
is there any way where we can have a user sign a transaction using their private key on the front end. And we get the signed transaction transfer it to our server over the internet and push the ...
1
vote
1
answer
124
views
Can a smart contract perform actions on a scheduled delay indefinitely?
I am pretty new to working with EOS, so please excuse my ignorance and improper terminology.
I am trying to repeatedly excecute a given action on a set time delay. For example, trying to submit a ...
0
votes
0
answers
358
views
Cannot find Transaction. If the transaction is deferred, it has already been executed or expired
I deployed a smart contract on the local blockchain. After that, I executed on the transaction in which I passed 1000 hex strings as parameters which are to be get saved in the table. It returns me ...
- 307
0
votes
1
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64
views
COMPILATION ERROR error: static_assert failed "Something went wrong. Please report this issue to the github
Getting an error when the code reaches this particular function.
Is there something obvious I am missing here?
Kindly Note this is Deferred transaction
Please ask if anything else is required from ...
0
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1
answer
187
views
Deferred transaction on EOS [duplicate]
Is it 100% sure that deferred transaction will run on what delay is defined?
Is there any possibility that deferred transaction failed to run on defined day? If it fails what is the alternative?
...
1
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1
answer
287
views
error: no type named 'transaction' in namespace 'eosio'
During the tutorial on https://developers.eos.io/eosio-home/docs at the last step (step 2.9, the section about deferred transactions) when trying to compile the code, I get this error:
[*** ...
- 153
1
vote
1
answer
114
views
Multi-signature Account with Wait Time
I want to create a shared hierarchical account using time delays and multi-sigs.
My intention is to use a "wait" time delay in conjunction with a mutli-sig proposal. I want to require a multi-sig ...
- 43
2
votes
1
answer
50
views
Is there any way to discard a committed transaction?
I always have this doubt whenever i push a transcation. Is there any way to cancel a committed transaction before it's verifed by the block producers?
- 171
2
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1
answer
263
views
How to add nonce to generated (deferred) transcation
Using cleos -f adds a context_fee_action to the TX like so:
"context_free_actions": [{
"account": "eosio.null",
"name": "nonce",
"authorization": [],
"data": "...
- 267
0
votes
1
answer
77
views
Making an EOS delay send transaction into the future?
Is it possible to send a delayed transaction using EOS? Say I want to send 5 EOS to someone after 24 hours has passed. How can one do this in EOS? Do I need a smart contract? And does my EOS get ...
- 2,257
2
votes
0
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117
views
Where are deferred transaction errors logged to?
I'm trying to learn about deferred transactions.
I'm creating a bogus deferred transaction that invokes a non-existent action "fakeaction":
transaction out{};
out.actions.emplace_back(...
1
vote
1
answer
510
views
Authorisation failure with deferred transaction
I have a contract action that does some cleanup:
void token::cleanup() { ... }
that I want to run asynchronously from another action like this: schedule("cleanup", 10). my scheduling method looks ...
- 515
0
votes
1
answer
107
views
delay_sec is not accurate for deferred transaction
I have set some seconds but sometimes it is delayed more than 10 minutes. I know that delay_sec is not the accurate time because of the block production mechanism. The real time is much later than it ...
- 111
1
vote
1
answer
103
views
Can a deferred transaction make the initial transaction fail
Imagine a user sending me some eosio.token to my contract and when I receive the notification, I start a new deferred transaction that fails later.
Can the deferred transaction make the initial ...
- 21
2
votes
2
answers
612
views
How to find out if deferred transaction was executed
In the developer portal it says:
Deferred actions get scheduled to run, at best, at a later time, at the producer's discretion. There is no guarantee that a deferred action will be executed.
How ...
1
vote
0
answers
70
views
How can I provide multiple currency support in my EOS smart contract
Can we transfer other crypto currencies which are based on different blockchains lets say bitcoin, litecoin, neo or ether, using the EOS smart contract. I heard that there is gonna be feature to ...
- 1,366
2
votes
1
answer
385
views
How do permissions on deferred transactions work?
I'm playing around with deferred transactions and encountered an oddity.
Say, we have a contract deployed on contract, and an account account.
contract has [email protected] as part of its active ...
5
votes
1
answer
179
views
How to tell if a transaction was initiated by account or contract code
My goal is to get a list of account names of human users of a dApp, from the output of
cleos get actions <dApp account name> -j
Is there any way to determine, from a transaction's initial ...
- 103
3
votes
2
answers
117
views
Is is possible to defer a non abi action using a abi action?
I know we can defer a action in EOS, I invoke a non-abi action from an abi action like this:
eosio::transaction txn{};
txn.actions.emplace_back(
eosio::permission_level(owner, N(active)),
N(...
- 1,366
4
votes
2
answers
339
views
Is it advisable to use global variable in smart contract?
I know we can use global variable in our smart contract. So, How can I make sure that nobody can access my global variable.
- 1,366
2
votes
1
answer
298
views
Is it possible to see a list of deferred transactions
How can I access a list of deferred transactions on the chain? Is there a command in cleos for this and can it be used to filter for results from individual accounts?
- 4,744
4
votes
1
answer
439
views
How to use the onerror event?
If a deferred transaction fails for whatever reason, it triggers an onerror event, which can be captured as follows:
void apply_onerror(const onerror& error )
{
print("What can I do with this?\...
- 4,744
2
votes
1
answer
148
views
Addition overflow when doing delegatebw in contract
So I wanted to do delegatebw in my contract as a deferred transaction:
eosio::transaction out;
out.actions.emplace_back(eosio::permission_level{_self, N(active) }, N(eosio), N(delegatebw), std::...
- 4,744
6
votes
1
answer
341
views
Can you create a deferred transaction with cleos?
I want to create a deferred transaction that can be executed using cleos, is this possible? If so, how?
- 4,744
4
votes
2
answers
433
views
Can we set the deferred transaction for the delay more than the maximum delay?
According to the genesis block file. The maximum delay for a deferred transaction is 3888000.
"max_transaction_delay": 3888000,
Can we have a way around to deferred a transaction more than this ...
- 948
3
votes
1
answer
886
views
How to transfer EOS after a particular delay?
I know that there is a concept called deferred transaction but how can I use this concept in transferring the EOS to another account. The scenario is:
I need to transfer certain amount of coins ...
- 948
2
votes
1
answer
411
views
What's the maximum delay for a deferred transaction
I know that deferred transactions can just be dropped by the nodes if they are too far in the future, but I wonder what the maximum delay for a deferred transaction is in practice on the mainnet.
I ...
5
votes
1
answer
1k
views
How can I cancel the deferred transaction in EOS after we push the deferred transaction in the blockchain
I have a action which execute the deferred transaction . Let I send the delay of 20 days . If I want to cancel the deferred transaction before 20 days . Is there any way I can do this ?
This is my ...
- 1,366
2
votes
1
answer
212
views
whose permission is required while sending transaction and how can we give that permission
I have two accounts viz. account1 and account2. I set my contract using account2. Now, I am sending 0.1100 EOS from account2 to account1 as a deferred transaction. I am using the following function ...
- 1,366
2
votes
1
answer
236
views
Set a contract containing deferred transaction from front-end
I am trying to figure out the way to set contract which has deferred transactions at run time from front-end.
Is it even doable?
Any suggestions would be appreciated.
- 948
1
vote
1
answer
375
views
How can create a deferred action which is executing at specific interval
#include <eosiolib/eosio.hpp>
#include <eosiolib/transaction.hpp>
#include <lib/user.h>
using namespace eosio;
using namespace user;
class hello : public eosio::contract {
public:
...
- 41
7
votes
1
answer
850
views
How can a action be scheduled to execute at specific timestamp or block?
Is it possible to schedule an action defined within a contract to be automatically executed at a specific timestamp or block? I know it's possible to get a timestamp inside of a contract but, I'm ...
- 393
4
votes
1
answer
370
views
What is sender_id param in send_deferred function?
I tried to implement repeated execution of particular action and set this param as _self of calling contract, but the transaction gets executed only once in this case.
Then i tried to set it as time() ...
- 125
12
votes
1
answer
2k
views
How can I create a deferred transaction?
Are there any examples online for where I can see some examples of deferred transactions being created?
- 123