I am testing istio 1.10.3 to add headers with minikube but I am not able to do so. Istio is installed in the istio-system namespaces. The namespace where the deployment is deployed is labeled with istio-injection=enabled. In the config_dump I…
Trying to solve dependency between pods using postStart lifecycle. Use case: micro service A should start after the start of micro service B. For that we have added one container (curl) which will check if dependent service is up or…
We are facing issues on 15001 port in istio deployed in Azure AKS. Currently we have deployed Istio in AKS and trying to connect to Azure cache redis instance in cluster mode. Our Azure redis instance is having more than…
In the context of improving an API on Kubernetes, I am considering using a distributed hash table. My API always receives requests to an URL with this scheme: www.myapi.com/id Reading the documentation of Istio, it seems pretty direct and easy…
I am very new to Istio Authorization policies, I need some help with setting up authorization policies : Here is the scenario: I have a namespace called namespace1 which has 4 Microservices running in them. For the context, let's call…
I have installed fresh k8s 1.18.6 on multinode ( 12GB RAM & 4 CPU) on centos-7.8(3.10.0-1127.el7.x86_64) with docker version (19.03.6) & runc version 1.0.0-rc10. I used calico(3.11.1) network plugin and till here everything worked fine. When i am trying to…
Recently I have built several microservices within a k8s cluster with Nginx ingress controller and they are working normally. When dealing with communications among microservices, I attempted gRPC and it worked. Then I discover when microservice A -> gRPC ->…
I am using Istio 1.8.0 with on-prem k8s v1.19..We have several microservices running where I am using STRICT mode for peerauthentication. And I can verify that if I use PERMISSIVE mode I did not receive any 503 errors. I really…
I installed Istion version 1.6.9 with below steps Install Istio Version 1.6.9 wget https://github.com/istio/istio/releases/download/1.6.9/istio-1.6.9-linux-amd64.tar.gz tar -xzvf istio-1.6.9-linux-amd64.tar.gz cd istio-1.6.9 cd bin/ sudo mv istioctl /usr/local/bin/ istioctl --version istioctl install --set profile=demo I want to access kiali dashboard but I am…
I'm not able to see rate limit applied in istio 1.7 by applying the following scripts. --- apiVersion: v1 kind: Namespace metadata: name: sock-shop labels: istio-injection: enabled apiVersion: networking.istio.io/v1alpha3 kind: EnvoyFilter metadata: name: filter-ratelimit namespace: istio-system spec: workloadSelector: labels: istio:…