pubsub.in | Async pubsub broker | SMS library
kandi X-RAY | pubsub.in Summary
kandi X-RAY | pubsub.in Summary
Async pubsub broker between twitter/xmpp/email/identi.ca/sms/etc using Python's Twisted
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Top functions reviewed by kandi - BETA
- Edit a subscription
- Set config values
- Add new node
- Send a message
- Send an email to a specific host
- Get mail exchange
- Create a subscription
- Configure Subtype
- View message
- Return True if the user owns the given object
- Return default view arguments
- Make the menu
- Validate shortname
pubsub.in Key Features
pubsub.in Examples and Code Snippets
Community Discussions
Trending Discussions on pubsub.in
QUESTION
We are developing a Spring Boot application which subscribed to a Google pub-sub topic. Below is my code -
pom.xml which has GCP-Spring Boot related dependencies
...ANSWER
Answered 2021-Nov-03 at 10:14gRPC is using Netty for SSL.
According to the official Documentation for gRPC:
https://github.com/grpc/grpc-java/blob/master/SECURITY.md#netty
Transport Security (TLS)
HTTP/2 over TLS mandates the use of ALPN to negotiate the use of the h2 protocol and support for the GCM mode of AES.
They are both Java 8, but it seems that the Alpine version is not supporting ALPN. That is what the error is stating.
It seems that ALPN support was backported to Java 8u252 and Java 9.
You could either do the below, or change your Azure Java image to a version that supports ALPN.
Changes for applications indirectly using ALPN
Applications that are using Java 8 and that depend on libraries that provide ALPN support (such as the jetty-alpn-openjdk8-[client|server] artifact described above) must modify the way they are started.
For an application that is still using an OpenJDK version prior to 8u252, the typical command line requires the alpn-boot jar in the bootclasspath and a library that uses the Jetty ALPN APIs (here as an example, jetty-alpn-openjdk8-server) in the classpath:
QUESTION
Error while trying to publish a message from spring boot to Google cloud platform pub/sub. I was trying to publish a message to the Google Cloud Platform pub/sub messaging queue. I was getting the following errors while trying to run the application.Please help.
...ANSWER
Answered 2021-Sep-30 at 12:53I solved this problem. This problem occured due to a smaller error I made in the application.properties
file. Instead of spring.cloud.gcp.project-id
I used spring.cloud.gcp.project.id
.
QUESTION
I want to subscribe to multiple Google Cloud PubSub projects in a Spring Boot application. After reading the related questions in How to wire/configure two pubsub gcp projects in one spring boot application with spring cloud?, How to use Spring Cloud GCP for multiple google projects and https://github.com/spring-cloud/spring-cloud-gcp/issues/1639 I tried it as following. However, since there is no proper documentation or sample code for this, I am not clear about how to implement this. I get the below given error which seems to be caused because credentials are not loaded.
- What is the proper way to implementation this?
- How can I load credentials of different projects for configuring each InputChannel?
- Can I have beans for different project Ids in the same Config file as following?
- Do I need different properties files for each project Id?
PubSubConfig
Configurations for second PubSub project has been commented.
...ANSWER
Answered 2020-May-10 at 03:20In order to do that you need
first of all turn off GCP autoconfiguration for pubsub
QUESTION
I've implemented simple application to understand how spring cloud config for client.
It is just contains 2 classes:
Main:
...ANSWER
Answered 2020-May-06 at 07:52I had the same issue and by following the answer posted here my issue was resolved. The reason is that you didn't add the Spring Starter Web dependency in your project so there was no web server instance created for your application, which will keep the application alive, hence after registering itself with the discovery server its job is done and it shut down the application. Just add the following lines in your build.gradle file: -
QUESTION
I am trying to run the main()
function for a repository but am running into an intractable panic which occurs upon variable initialization:
ANSWER
Answered 2020-Apr-09 at 16:23I ended up working around this problem by making a branch avoid-registering-duplicate-metrics-collector
in the library module and importing it from that branch:
QUESTION
We have the following (simplified) flow:
-> inbound FILE API reading files from remote server, with fixed poller
-> splitter, connected via direct channel
-> GCP pub/sub producer, reading messages one by one from splitter and publishing them to GCP pubsub topic
Now, as files we are crunching might be quite big, we tried to use IntegrationMBeanExporter.stopActiveComponents()
for turning down the flow gracefully, that we can stop polling for the new messages but still crunch the messages we are processing right now. That way we can avoid data loss when we need to turn down running flow e.g. because of the new deployment.
Now, once we call that method using JMX, our poller is turned down correctly without affecting any in-flight messages, all in-flight messages are actually correctly sent to pub/sub, but we start to get InterruptedExceptions from Future created by
PubSubMessageHandler
from this line:
We get InterruptedException for every single message sent to pub/sub once we call stopActiveComponents
.
(That actually used to stop the whole flow once the first InterruptedException occured (flow is connected only via direct channels) as this exception gets propagated back to the poller and all consequent messages are lost. We solved that issue by using Gateway component around PubSubMessageHandler
and redirecting all errors to separate error channel. - someone might find this useful)
Can someone help why is this happening and how to get rid it? I tried to hook my own publisher thread pool into PubSubMessageHandler
ANSWER
Answered 2020-Jan-17 at 14:41This is really a possible exception during execution and this InterruptedException
may happen even not during stopping, but at runtime as well according some thread pool management.
The gateway is a good choice for handling such a situation, but since PubSubMessageHandler
is a one-way sender, it doesn't fit too much into a logic.
Consider to use an ExpressionEvaluatingRequestHandlerAdvice
for that PubSubMessageHandler
. Its failureChannel
option will give you the same behavior as that errorChannel
on gateway.
The configuration for the custom ExecutorProvider
won't help you because essentially the main flow thread is interrupted, but not that one which really sends to Pub/Sub.
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Install pubsub.in
You can use pubsub.in like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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