portmap | Golang实现的内网端口映射,类似花生壳实现
kandi X-RAY | portmap Summary
kandi X-RAY | portmap Summary
Golang实现的内网端口映射,类似花生壳实现
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Top functions reviewed by kandi - BETA
- DoServer starts a new goroutine
- DoClient starts a client connection
- This is the main function .
- RCopy copies from src to dst .
- WCopy writes from src to dst .
- NetCopy is a wrapper around net . Copy .
- GetKeyIv returns the key and iv of a password .
- GetMd5 returns md5 hash of given key
- Recover recovers from panic
- CSrypt encrypts text to the keyring
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Community Discussions
Trending Discussions on portmap
QUESTION
I'm getting the following error when deploying my CloudFormation template.
...ANSWER
Answered 2021-May-21 at 19:26If it is all in one file, you don't need any parameters.
You can always go to the return section of all the resources in the CloudFormation documentation. In this case we can see that a LogGroup returns it's name when you use the Ref function. Sometimes you can use the Ref function, sometimes you need to use the Fn:GetAtt function if you want to get some more exotic properties of resources.
This cheat sheet is also really helpful to see when to use Ref or when to use GetAtt.
In your case you can for example just use !Ref LogGroup
to get the name of your log group or !Ref ContainerSecurityGroup
to get the name of the security group.
QUESTION
While deploying dotnet app as docker with Milticontainer option in Elasticbean stalk, Getting the error like
...ANSWER
Answered 2021-May-21 at 07:32I think you are missing the login step before deploy the applications.
Can you try use this command before deploying?
QUESTION
I know this question has been asked before, and I've seen several of the SO responses and read the AWS docs on the subject... I have a terraform module that, in part, builds out an ECS service, cluster, task, and Fargate container:
...ANSWER
Answered 2021-May-14 at 13:54The whole problem had nothing to do with AWS, but the server I am running (weblogic) failed to start because I was trying to mount EFS in /, which cannot be done as it would overlay many critical startup and credential files. If I had the whole filesystem already on EFS (which I did not, I used a blank filesystem), then this likely would have been fine. I mounted it successfully to a lower subdirectory and the container spun up and is running.
QUESTION
I created a simple example Pulumi TypeScript program that should deploy a Spring Boot application into a AWS ECS Fargate Cluster. The Spring Boot app is containerized/Dockerized with the help of Cloud Native Buildpacks/Paketo.io and published to the GitHub Container Registry at ghcr.io/jonashackt/microservice-api-spring-boot
(example project here).
I've read through some Pulumi tutorials and started with the usual pulumi new aws-typescript
. I now have the following index.ts
:
ANSWER
Answered 2021-May-05 at 16:35The default AWS TargetGroup HealthCheckPath
is simply /
(see the docs). And as a standard Spring Boot application often responds with a HTTP 404
like this:
the ApplicationLoadBalancers health checks Status
inside the TargetGroups go to unhealthy
, thus triggering a restart of the Fargate Services.
How do we solve this? In Spring Boot you would normally use the spring-boot-actuator. Adding it to your pom.xml
the application responds to localhost:yourPort/actuator/health
:
QUESTION
I'am working on a AWS Fargate Cluster setup with Pulumi and my current program already successfully creates a Cluster incl. Fargate Tasks that run a public accessible container image. My image is based on Spring Boot (project code on GitHub):
...ANSWER
Answered 2021-May-10 at 11:30In the AWS docs there's a detailed guide on how to grant ECS EC2 & Fargate launch type Tasks access to private Registries. Derived from that there are 4 steps to take:
- Obtain Token or credentials to access private Container Registry
- Create AWS Secrets Manager Secret containing Token/Creds to private Registry
- Craft Task Execution Role (using aws.iam.Role) containing inlinePolicy for private Container Registry access
- Enhance awsx.ecs.FargateService to use our Task Execution Role & Secret ARN in repositoryCredentials
0. Obtain Token or credentials to access private Container Registry
If you don't already have them, you'll need to create an Access Token or credentials inside our private Registry so that an external service is able to access it. With GitHub Container Registry for example we need to create a Personal Access Token (see docs here) using the read:packages
scope as a minimum:
1. Create AWS Secrets Manager Secret containing Token/Creds to private Registry
Now head over to the AWS Secrets Manager console at https://console.aws.amazon.com/secretsmanager/ and create a new Secret via the Store a new secret
button. In the GUI choose Other type of secrets
and Plaintext
- and then fill in your private Registry credentials as JSON:
QUESTION
I have two template files. I want to merge these template files into one and pass them onto the ECS attribute container_definitions in the aws_ecs_task_definition resource.
Terraform Version => v0.14.9
nginx.tpl.json:
...ANSWER
Answered 2021-May-09 at 23:46Update
Remove brackets from your files
QUESTION
I changed the status code for the health check from 200 to 302. After which the Target group turned to a healthy state. I wasn't able to get the healthy state with the 200 code. But when I try to access the DNS of the ALB. It times out and haven't been able to figure out why?
The ecs drupal instances logs provide these outputs "GET / HTTP/1.1" 302 573 "-" "ELB-HealthChecker/2.0" drupal
Any help would be much appreciated
...ANSWER
Answered 2021-Apr-25 at 11:07Based on the comments.
The template is fine. The ALB does not work because it is placed in private subnets along with ECS service. Assuming that private subnets are correctly setup to work with NAT gateway and access the internet, the following should be made:
- Place ALB in public subnets - it must be there, as otherwise it will no be accessible from the internet.
Also double check all the route tables for NAT, public subnets, internet gateway.
QUESTION
I am bringing up aws_ecs_task_defintion
with following terraform configuration.
I pass local.image_tag
as variable to control the deployment of our ecr image through terraform.
I am able to bring up the ecs_cluster on initial terraform plan/apply cycle just fine.
However, on the subsequent terraform plan/apply cycle, terraform is forcing the new container definition and thats why redeploying the entire task definition even though our ecr image local.image_tag
remains just same
This behaviour, is causing the unintended task definition recycle without any changes to the ecr image and just terraform forcing values with defaults.
TF Config
...ANSWER
Answered 2021-Apr-16 at 15:41There is a known terraform aws provider bug for this issue.
In order to make terraform not replace the running task / container definition, I have to fill out all the default values that its showing on terraform plan with either null or empty sets of configuration.
Once all the parameters are filled out, I ran the terafform plan/apply cycle again to ensure its not replacing the container definition like it was doing it before.
QUESTION
Kindly ask you to help to find out the problem with my configuration. It was done on the scope of AWS WorkShop example just rewrite on another HTTP container. Right now, after implementation of this, everything is up, but when going on NLB getting "no healthy upstream".
Have checked the logs, and see only 503 errors on my Gateway Ingress. Requests are not coming to my pod at all. Where I made mistake in my configuration?
...ANSWER
Answered 2021-Apr-09 at 18:22I tried to reproduce the same at my side and it worked fine. There are couple of configuration changes I did to the above yaml.
- Added the gateway label “gateway: shared-gw“ to the VirtualGateway. Make sure that you have this label in the namespace as well.
- Corrected the dns hostname. This should be your application clusterIp service name serviceDiscovery: dns: hostname: httpd-echo1.shared.svc.cluster.local
Also, ensure that your Laodbalancer is Active and the target group listener for this LB is showing healthy status
I am adding the updated yaml below. You can try this and see if it works.
QUESTION
I am experimenting with CloudFormation to automate creation of resources. In the following setup, I am trying to breakdown creation of a load balancing target group away from the main script into a seperate script. I know that we can reference external script with a "Transform" section, but the main script flow needs the created target group's ARN to proceed. May I know if there is a way to pass back values from external scripts? Thanks
(Create_Cluster.yaml) Main script
...ANSWER
Answered 2021-Apr-06 at 05:38Got the setup working by using a nested stack, and return values in the nested stack's "Output" section. Please refer to above for details, thanks.
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