feat: [TKC-2623] testkube kind Docker image

build/kind/Dockerfile.kind

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+# syntax=docker/dockerfile:1
+# Step 1: Use a base image with Docker installed
+FROM docker:20.10.24-dind
+
+# Step 2: Install necessary dependencies (curl, bash, tini)
+RUN apk add --no-cache bash curl tini
+
+# Step 3: Install Kind (Kubernetes in Docker)
+RUN curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.20.0/kind-linux-amd64 && \
+    chmod +x ./kind && \
+    mv ./kind /usr/local/bin/kind
+
+# Step 4: Install kubectl (for interacting with the Kubernetes cluster)
+RUN curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl" && \
+    chmod +x ./kubectl && \
+    mv ./kubectl /usr/local/bin/kubectl
+
+# Step 5: Install Helm (package manager for Kubernetes)
+RUN curl https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3 | bash
+
+# Step 6: Script to automatically create Kind cluster and install Testkube
+COPY entrypoint.sh /usr/local/bin/entrypoint.sh
+RUN chmod +x /usr/local/bin/entrypoint.sh
+
+# Step 7: Example K6 Test Workflow CRD and preload Kind images
+COPY ./images /images
+COPY k6.yaml /examples/k6.yaml
+
+# Step 8: Set Docker entry point for DIND (Docker-in-Docker)
+ENTRYPOINT ["tini", "--", "/usr/local/bin/entrypoint.sh"]

build/kind/entrypoint.sh

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+#!/bin/bash
+
+# Turn on bash's job control
+set -m
+
+# Logging function to make it easier to debug
+log() {
+  echo "[INFO] $1"
+}
+
+# Check if agent key is provided
+if [ -z "$AGENT_KEY" ]; then
+  log "Please provide AGENT_KEY env var"
+  exit 1
+fi
+
+# Check if cloud url is provided
+if [ -z "$CLOUD_URL" ]; then
+  log "Please provide CLOUD_URL env var"
+  exit 1
+fi
+
+# Step 1: Start docker service in background
+/usr/local/bin/dockerd-entrypoint.sh &
+
+# Step 2: Wait that the docker service is up
+while ! docker info; do
+  log "Waiting docker for 5 seconds..."
+  sleep 5
+done
+
+# Step 3: Import pre-installed images
+for file in /images/*.tar; do
+  log "Load docker image $file..."
+  docker load <$file
+done
+
+# Step 4: Create Kind cluster using a specific Kubernetes version
+log "Creating Kubernetes cluster using Kind (Kubernetes v1.31.0)..."
+kind create cluster --name testkube-cluster --image kindest/node:v1.31.0 --wait 5m
+if [ $? -ne 0 ]; then
+  log "Failed to create Kind cluster."
+  exit 1
+fi
+
+# Step 5: Verify kubectl is connected to the cluster
+log "Verifying cluster is up..."
+kubectl cluster-info
+if [ $? -ne 0 ]; then
+  log "Failed to verify cluster."
+  exit 1
+fi
+
+# Step 6: Add the Testkube Helm repository
+log "Adding Testkube Helm repository..."
+helm repo add testkube https://kubeshop.github.io/helm-charts
+helm repo update
+
+# Step 7: Install Testkube using Helm
+log "Installing Testkube via Helm..."
+helm install testkube testkube/testkube --namespace testkube --create-namespace  --set testkube-api.cloud.key=$AGENT_KEY --set testkube-api.minio.enabled=false --set mongodb.enabled=false --set testkube-dashboard.enabled=false --set testkube-api.cloud.url=$CLOUD_URL --set testkube-api.containerEnv=docker
+if [ $? -ne 0 ]; then
+  log "Testkube installation failed."
+  exit 1
+fi
+
+# Step 8: Verify Testkube is installed to the cluster
+log "Verifying Testkube is up..."
+counter=0
+log_pattern="starting Testkube API server"
+while [ $counter -lt 15 ]
+do
+  # Get all pod statuses in the Testkube namespace
+  pod_status=$(kubectl get pods -n testkube --no-headers)
+
+  # Check if there are any pods in the Testkube namespace
+  if [ -z "$pod_status" ]; then
+    log "No pods found in Testkube namespace."
+    exit 1
+  fi
+
+  # Iterate through each pod, check status and log pattern
+  all_running=true
+  found_pattern=false
+
+  log "Checking pods in Testkube namespace..."
+  while read -r line; do
+    pod_name=$(echo "$line" | awk '{print $1}')
+    status=$(echo "$line" | awk '{print $3}')
+
+    if [ "$status" != "Running" ]; then
+      log "Pod $pod_name is not running. Status: $status."
+      all_running=false
+      break
+    else
+      log "Pod $pod_name is running."
+    fi
+
+    if [[ $pod_name == *"testkube-api-server"* ]]; then
+      pod_logs=$(kubectl logs "$pod_name" -n testkube)
+
+      # Check if logs contain the desired pattern
+      if echo "$pod_logs" | grep -q "$log_pattern"; then
+        log "Log pattern found: $log_pattern."
+        found_pattern=true
+      else
+        log "Log pattern not found: $log_pattern."
+        break
+      fi
+    fi
+  done <<< "$pod_status"
+
+  if [ "$all_running" = true ] && [ "$found_pattern" = true ] ; then
+    log "Waiting Testkube API for 30 seconds..."
+    sleep 30
+    break
+  else
+    log "Waiting Testkube for 30 seconds..."
+    sleep 30
+  fi
+
+  counter=$(( counter + 1 ))
+done
+
+if [ $counter -eq 15 ]; then
+  log "Testkube validation failed."
+  exit 1
+fi
+log "Testkube is up and running."
+
+# Step 9: Create Testkube k6 Test Workflow 
+log "Creating and running Testkube k6 Test Workflow..."
+kubectl apply -f /examples/k6.yaml -n testkube
+
+log "Testkube installation successful!"
+log "You can now use Testkube in your Kind Kubernetes cluster."
+
+# Step 10: Bring docker service back to foreground
+fg %1