π Container Orchestration in TuskLang - Bash Guide
Container Orchestration in TuskLang - Bash Guide
π³ Revolutionary Container Orchestration Configuration
Container orchestration in TuskLang transforms your configuration files into intelligent, distributed container management systems. No more manual container deployment or rigid scalingβeverything lives in your TuskLang configuration with dynamic container orchestration, intelligent resource management, and comprehensive container monitoring.
> "We don't bow to any king" β TuskLang container orchestration breaks free from traditional container management constraints and brings modern orchestration capabilities to your Bash applications.
π Core Container Orchestration Directives
Basic Container Orchestration Setup
#container-orchestration: enabled # Enable container orchestration
#co-enabled: true # Alternative syntax
#co-orchestrator: docker-swarm # Orchestrator type
#co-cluster: true # Enable cluster mode
#co-scaling: true # Enable auto-scaling
#co-load-balancing: true # Enable load balancing
Advanced Container Orchestration Configuration
#co-service-discovery: true # Enable service discovery
#co-health-checking: true # Enable health checking
#co-rolling-updates: true # Enable rolling updates
#co-monitoring: true # Enable container monitoring
#co-logging: true # Enable centralized logging
#co-security: true # Enable container security
π§ Bash Container Orchestration Implementation
Basic Container Orchestrator
#!/bin/bashLoad container orchestration configuration
source <(tsk load container-orchestration.tsk)Container orchestration configuration
CO_ENABLED="${co_enabled:-true}"
CO_ORCHESTRATOR="${co_orchestrator:-docker-swarm}"
CO_CLUSTER="${co_cluster:-true}"
CO_SCALING="${co_scaling:-true}"
CO_LOAD_BALANCING="${co_load_balancing:-true}"Container orchestrator
class ContainerOrchestrator {
constructor() {
this.enabled = CO_ENABLED
this.orchestrator = CO_ORCHESTRATOR
this.cluster = CO_CLUSTER
this.scaling = CO_SCALING
this.loadBalancing = CO_LOAD_BALANCING
this.services = new Map()
this.nodes = new Map()
this.stats = {
services_deployed: 0,
containers_running: 0,
nodes_available: 0,
scaling_events: 0
}
}
deployService(service) {
if (!this.enabled) return null
this.services.set(service.name, {
...service,
status: 'deploying',
replicas: service.replicas || 1,
containers: []
})
this.stats.services_deployed++
// Deploy service based on orchestrator
switch (this.orchestrator) {
case 'docker-swarm':
return this.deployToSwarm(service)
case 'kubernetes':
return this.deployToKubernetes(service)
case 'nomad':
return this.deployToNomad(service)
default:
return this.deployToDocker(service)
}
}
deployToSwarm(service) {
// Implementation for Docker Swarm deployment
return { success: true, serviceId: 'swarm-service-id' }
}
deployToKubernetes(service) {
// Implementation for Kubernetes deployment
return { success: true, serviceId: 'k8s-service-id' }
}
deployToNomad(service) {
// Implementation for Nomad deployment
return { success: true, serviceId: 'nomad-service-id' }
}
deployToDocker(service) {
// Implementation for Docker deployment
return { success: true, serviceId: 'docker-service-id' }
}
scaleService(serviceName, replicas) {
const service = this.services.get(serviceName)
if (!service) return false
service.replicas = replicas
this.stats.scaling_events++
// Scale service based on orchestrator
switch (this.orchestrator) {
case 'docker-swarm':
return this.scaleSwarmService(serviceName, replicas)
case 'kubernetes':
return this.scaleKubernetesService(serviceName, replicas)
case 'nomad':
return this.scaleNomadService(serviceName, replicas)
default:
return this.scaleDockerService(serviceName, replicas)
}
}
getStats() {
return { ...this.stats }
}
}Initialize container orchestrator
const containerOrchestrator = new ContainerOrchestrator()
Dynamic Service Deployment
#!/bin/bashDynamic service deployment
deploy_service() {
local service_name="$1"
local image="$2"
local replicas="${3:-1}"
local orchestrator="${co_orchestrator:-docker-swarm}"
case "$orchestrator" in
"docker-swarm")
deploy_to_swarm "$service_name" "$image" "$replicas"
;;
"kubernetes")
deploy_to_kubernetes "$service_name" "$image" "$replicas"
;;
"nomad")
deploy_to_nomad "$service_name" "$image" "$replicas"
;;
*)
deploy_to_docker "$service_name" "$image" "$replicas"
;;
esac
}deploy_to_swarm() {
local service_name="$1"
local image="$2"
local replicas="$3"
# Deploy service to Docker Swarm
docker service create \
--name "$service_name" \
--replicas "$replicas" \
--publish 80:80 \
"$image"
echo "β Service deployed to Swarm: $service_name"
}
deploy_to_kubernetes() {
local service_name="$1"
local image="$2"
local replicas="$3"
# Create Kubernetes deployment
cat > "/tmp/k8s_${service_name}.yaml" << EOF
apiVersion: apps/v1
kind: Deployment
metadata:
name: $service_name
spec:
replicas: $replicas
selector:
matchLabels:
app: $service_name
template:
metadata:
labels:
app: $service_name
spec:
containers:
- name: $service_name
image: $image
ports:
- containerPort: 80
---
apiVersion: v1
kind: Service
metadata:
name: ${service_name}-service
spec:
selector:
app: $service_name
ports:
- port: 80
targetPort: 80
type: LoadBalancer
EOF
# Apply deployment
kubectl apply -f "/tmp/k8s_${service_name}.yaml"
echo "β Service deployed to Kubernetes: $service_name"
}
deploy_to_nomad() {
local service_name="$1"
local image="$2"
local replicas="$3"
# Create Nomad job specification
cat > "/tmp/nomad_${service_name}.hcl" << EOF
job "$service_name" {
datacenters = ["dc1"]
type = "service"
group "$service_name" {
count = $replicas
network {
port "http" {
static = 80
}
}
task "$service_name" {
driver = "docker"
config {
image = "$image"
ports = ["http"]
}
resources {
cpu = 500
memory = 512
}
}
}
}
EOF
# Submit job
nomad job run "/tmp/nomad_${service_name}.hcl"
echo "β Service deployed to Nomad: $service_name"
}
deploy_to_docker() {
local service_name="$1"
local image="$2"
local replicas="$3"
# Deploy multiple containers for replicas
for ((i=1; i<=replicas; i++)); do
local container_name="${service_name}_${i}"
docker run -d \
--name "$container_name" \
--network bridge \
-p $((8080 + i)):80 \
"$image"
done
echo "β Service deployed to Docker: $service_name ($replicas replicas)"
}
Service Scaling and Management
#!/bin/bashService scaling and management
scale_service() {
local service_name="$1"
local replicas="$2"
local orchestrator="${co_orchestrator:-docker-swarm}"
case "$orchestrator" in
"docker-swarm")
scale_swarm_service "$service_name" "$replicas"
;;
"kubernetes")
scale_kubernetes_service "$service_name" "$replicas"
;;
"nomad")
scale_nomad_service "$service_name" "$replicas"
;;
*)
scale_docker_service "$service_name" "$replicas"
;;
esac
}scale_swarm_service() {
local service_name="$1"
local replicas="$2"
# Scale Docker Swarm service
docker service scale "$service_name=$replicas"
echo "β Swarm service scaled: $service_name -> $replicas replicas"
}
scale_kubernetes_service() {
local service_name="$1"
local replicas="$2"
# Scale Kubernetes deployment
kubectl scale deployment "$service_name" --replicas="$replicas"
echo "β Kubernetes service scaled: $service_name -> $replicas replicas"
}
scale_nomad_service() {
local service_name="$1"
local replicas="$2"
# Scale Nomad job
nomad job scale "$service_name" "$replicas"
echo "β Nomad service scaled: $service_name -> $replicas replicas"
}
scale_docker_service() {
local service_name="$1"
local replicas="$2"
# Get current container count
local current_count=$(docker ps --filter "name=${service_name}_" --format "table {{.Names}}" | wc -l)
current_count=$((current_count - 1)) # Subtract header
if [[ $replicas -gt $current_count ]]; then
# Scale up
local scale_up=$((replicas - current_count))
for ((i=1; i<=scale_up; i++)); do
local container_name="${service_name}_$((current_count + i))"
docker run -d --name "$container_name" --network bridge -p $((8080 + current_count + i)):80 "$image"
done
elif [[ $replicas -lt $current_count ]]; then
# Scale down
local scale_down=$((current_count - replicas))
for ((i=1; i<=scale_down; i++)); do
local container_name="${service_name}_$((current_count - i + 1))"
docker stop "$container_name" && docker rm "$container_name"
done
fi
echo "β Docker service scaled: $service_name -> $replicas replicas"
}
update_service() {
local service_name="$1"
local new_image="$2"
local orchestrator="${co_orchestrator:-docker-swarm}"
case "$orchestrator" in
"docker-swarm")
update_swarm_service "$service_name" "$new_image"
;;
"kubernetes")
update_kubernetes_service "$service_name" "$new_image"
;;
"nomad")
update_nomad_service "$service_name" "$new_image"
;;
*)
update_docker_service "$service_name" "$new_image"
;;
esac
}
update_swarm_service() {
local service_name="$1"
local new_image="$2"
# Update Docker Swarm service
docker service update --image "$new_image" "$service_name"
echo "β Swarm service updated: $service_name -> $new_image"
}
update_kubernetes_service() {
local service_name="$1"
local new_image="$2"
# Update Kubernetes deployment
kubectl set image deployment/"$service_name" "$service_name=$new_image"
echo "β Kubernetes service updated: $service_name -> $new_image"
}
update_nomad_service() {
local service_name="$1"
local new_image="$2"
# Update Nomad job
nomad job run -var="image=$new_image" "/tmp/nomad_${service_name}.hcl"
echo "β Nomad service updated: $service_name -> $new_image"
}
update_docker_service() {
local service_name="$1"
local new_image="$2"
# Stop and remove old containers
docker ps --filter "name=${service_name}_" --format "{{.Names}}" | xargs -r docker stop
docker ps -a --filter "name=${service_name}_" --format "{{.Names}}" | xargs -r docker rm
# Start new containers
local replicas=$(get_service_replicas "$service_name")
for ((i=1; i<=replicas; i++)); do
local container_name="${service_name}_${i}"
docker run -d --name "$container_name" --network bridge -p $((8080 + i)):80 "$new_image"
done
echo "β Docker service updated: $service_name -> $new_image"
}
Health Checking and Monitoring
#!/bin/bashHealth checking and monitoring
check_service_health() {
local service_name="$1"
local orchestrator="${co_orchestrator:-docker-swarm}"
case "$orchestrator" in
"docker-swarm")
check_swarm_service_health "$service_name"
;;
"kubernetes")
check_kubernetes_service_health "$service_name"
;;
"nomad")
check_nomad_service_health "$service_name"
;;
*)
check_docker_service_health "$service_name"
;;
esac
}check_swarm_service_health() {
local service_name="$1"
# Check Docker Swarm service health
local health_status=$(docker service ls --filter "name=$service_name" --format "{{.Replicas}}")
if [[ "$health_status" =~ ^[0-9]+/[0-9]+$ ]]; then
local running=$(echo "$health_status" | cut -d'/' -f1)
local total=$(echo "$health_status" | cut -d'/' -f2)
if [[ $running -eq $total ]]; then
echo "β Service healthy: $service_name ($running/$total replicas)"
return 0
else
echo "β Service unhealthy: $service_name ($running/$total replicas)"
return 1
fi
else
echo "β Service not found: $service_name"
return 1
fi
}
check_kubernetes_service_health() {
local service_name="$1"
# Check Kubernetes service health
local ready_replicas=$(kubectl get deployment "$service_name" --output=jsonpath='{.status.readyReplicas}' 2>/dev/null)
local desired_replicas=$(kubectl get deployment "$service_name" --output=jsonpath='{.spec.replicas}' 2>/dev/null)
if [[ -n "$ready_replicas" ]] && [[ -n "$desired_replicas" ]]; then
if [[ $ready_replicas -eq $desired_replicas ]]; then
echo "β Service healthy: $service_name ($ready_replicas/$desired_replicas replicas)"
return 0
else
echo "β Service unhealthy: $service_name ($ready_replicas/$desired_replicas replicas)"
return 1
fi
else
echo "β Service not found: $service_name"
return 1
fi
}
check_nomad_service_health() {
local service_name="$1"
# Check Nomad service health
local job_status=$(nomad job status "$service_name" 2>/dev/null | grep "Status")
if [[ -n "$job_status" ]]; then
if echo "$job_status" | grep -q "running"; then
echo "β Service healthy: $service_name"
return 0
else
echo "β Service unhealthy: $service_name"
return 1
fi
else
echo "β Service not found: $service_name"
return 1
fi
}
check_docker_service_health() {
local service_name="$1"
# Check Docker service health
local running_containers=$(docker ps --filter "name=${service_name}_" --format "{{.Names}}" | wc -l)
local total_containers=$(docker ps -a --filter "name=${service_name}_" --format "{{.Names}}" | wc -l)
if [[ $running_containers -eq $total_containers ]] && [[ $running_containers -gt 0 ]]; then
echo "β Service healthy: $service_name ($running_containers containers running)"
return 0
else
echo "β Service unhealthy: $service_name ($running_containers/$total_containers containers running)"
return 1
fi
}
monitor_services() {
local monitoring_file="/var/log/container-orchestration/monitoring.json"
# Collect service metrics
local total_services=$(get_total_services)
local healthy_services=$(get_healthy_services)
local total_containers=$(get_total_containers)
local running_containers=$(get_running_containers)
local orchestrator="${co_orchestrator:-docker-swarm}"
# Generate monitoring report
cat > "$monitoring_file" << EOF
{
"timestamp": "$(date -Iseconds)",
"orchestrator": "$orchestrator",
"total_services": $total_services,
"healthy_services": $healthy_services,
"unhealthy_services": $((total_services - healthy_services)),
"health_percentage": $((healthy_services * 100 / total_services)),
"total_containers": $total_containers,
"running_containers": $running_containers,
"container_uptime": $(((running_containers * 100) / total_containers))
}
EOF
echo "β Container orchestration monitoring completed"
}
get_total_services() {
local orchestrator="${co_orchestrator:-docker-swarm}"
case "$orchestrator" in
"docker-swarm")
docker service ls --format "{{.Name}}" | wc -l
;;
"kubernetes")
kubectl get deployments --no-headers | wc -l
;;
"nomad")
nomad job status | grep -c "running"
;;
*)
docker ps --format "{{.Names}}" | grep -c "_[0-9]*$"
;;
esac
}
get_healthy_services() {
local orchestrator="${co_orchestrator:-docker-swarm}"
local healthy_count=0
case "$orchestrator" in
"docker-swarm")
while IFS= read -r service; do
if check_swarm_service_health "$service" >/dev/null 2>&1; then
healthy_count=$((healthy_count + 1))
fi
done < <(docker service ls --format "{{.Name}}")
;;
"kubernetes")
while IFS= read -r service; do
if check_kubernetes_service_health "$service" >/dev/null 2>&1; then
healthy_count=$((healthy_count + 1))
fi
done < <(kubectl get deployments --no-headers --output=custom-columns=NAME:.metadata.name)
;;
"nomad")
while IFS= read -r service; do
if check_nomad_service_health "$service" >/dev/null 2>&1; then
healthy_count=$((healthy_count + 1))
fi
done < <(nomad job status | grep "running" | awk '{print $1}')
;;
*)
while IFS= read -r service; do
if check_docker_service_health "$service" >/dev/null 2>&1; then
healthy_count=$((healthy_count + 1))
fi
done < <(docker ps --format "{{.Names}}" | grep "_[0-9]$" | sed 's/_[0-9]$//' | sort -u)
;;
esac
echo "$healthy_count"
}
get_total_containers() {
local orchestrator="${co_orchestrator:-docker-swarm}"
case "$orchestrator" in
"docker-swarm")
docker service ls --format "{{.Replicas}}" | awk -F'/' '{sum += $2} END {print sum}'
;;
"kubernetes")
kubectl get deployments --no-headers --output=custom-columns=REPLICAS:.spec.replicas | awk '{sum += $1} END {print sum}'
;;
"nomad")
nomad job status | grep "running" | awk '{sum += $2} END {print sum}'
;;
*)
docker ps -a --format "{{.Names}}" | grep -c "_[0-9]*$"
;;
esac
}
get_running_containers() {
local orchestrator="${co_orchestrator:-docker-swarm}"
case "$orchestrator" in
"docker-swarm")
docker service ls --format "{{.Replicas}}" | awk -F'/' '{sum += $1} END {print sum}'
;;
"kubernetes")
kubectl get deployments --no-headers --output=custom-columns=READY:.status.readyReplicas | awk '{sum += $1} END {print sum}'
;;
"nomad")
nomad job status | grep "running" | awk '{sum += $1} END {print sum}'
;;
*)
docker ps --format "{{.Names}}" | grep -c "_[0-9]*$"
;;
esac
}
Cluster Management
#!/bin/bashCluster management
manage_cluster() {
local action="$1"
local orchestrator="${co_orchestrator:-docker-swarm}"
case "$action" in
"init")
init_cluster "$orchestrator"
;;
"join")
join_cluster "$orchestrator"
;;
"status")
cluster_status "$orchestrator"
;;
"nodes")
list_nodes "$orchestrator"
;;
*)
echo "Unknown action: $action"
return 1
;;
esac
}init_cluster() {
local orchestrator="$1"
case "$orchestrator" in
"docker-swarm")
docker swarm init
echo "β Docker Swarm cluster initialized"
;;
"kubernetes")
kubeadm init --pod-network-cidr=10.244.0.0/16
echo "β Kubernetes cluster initialized"
;;
"nomad")
nomad agent -dev
echo "β Nomad cluster initialized"
;;
*)
echo "Unknown orchestrator: $orchestrator"
return 1
;;
esac
}
join_cluster() {
local orchestrator="$1"
local join_token="$2"
case "$orchestrator" in
"docker-swarm")
docker swarm join --token "$join_token"
echo "β Joined Docker Swarm cluster"
;;
"kubernetes")
kubeadm join --token "$join_token"
echo "β Joined Kubernetes cluster"
;;
"nomad")
nomad agent -client -servers="$join_token"
echo "β Joined Nomad cluster"
;;
*)
echo "Unknown orchestrator: $orchestrator"
return 1
;;
esac
}
cluster_status() {
local orchestrator="$1"
case "$orchestrator" in
"docker-swarm")
docker node ls
;;
"kubernetes")
kubectl get nodes
;;
"nomad")
nomad server members
;;
*)
echo "Unknown orchestrator: $orchestrator"
return 1
;;
esac
}
list_nodes() {
local orchestrator="$1"
case "$orchestrator" in
"docker-swarm")
docker node ls --format "table {{.Hostname}}\t{{.Status}}\t{{.Availability}}"
;;
"kubernetes")
kubectl get nodes --output=wide
;;
"nomad")
nomad node status
;;
*)
echo "Unknown orchestrator: $orchestrator"
return 1
;;
esac
}
π― Real-World Configuration Examples
Complete Container Orchestration Configuration
container-orchestration-config.tsk
container_orchestration_config:
enabled: true
orchestrator: docker-swarm
cluster: true
scaling: true
load_balancing: true#container-orchestration: enabled
#co-enabled: true
#co-orchestrator: docker-swarm
#co-cluster: true
#co-scaling: true
#co-load-balancing: true
#co-service-discovery: true
#co-health-checking: true
#co-rolling-updates: true
#co-monitoring: true
#co-logging: true
#co-security: true
#co-config:
general:
orchestrator: docker-swarm
cluster: true
scaling: true
load_balancing: true
service_discovery:
enabled: true
dns: true
load_balancer: true
health_checking:
enabled: true
interval: 30
timeout: 10
retries: 3
rolling_updates:
enabled: true
strategy: rolling
max_unavailable: 1
max_surge: 1
monitoring:
enabled: true
interval: 60
metrics:
- "service_count"
- "container_count"
- "node_count"
- "resource_usage"
logging:
enabled: true
driver: json-file
max_size: 10m
max_files: 3
security:
enabled: true
secrets_management: true
network_policies: true
resource_limits: true
Multi-Orchestrator Architecture
multi-orchestrator-architecture.tsk
multi_orchestrator_architecture:
orchestrators:
- name: docker-swarm
enabled: true
services: web-services
- name: kubernetes
enabled: true
services: data-services
- name: nomad
enabled: true
services: batch-jobs#co-docker-swarm: enabled
#co-kubernetes: enabled
#co-nomad: enabled
#co-config:
orchestrators:
docker_swarm:
enabled: true
services: ["web", "api", "frontend"]
cluster_mode: true
kubernetes:
enabled: true
services: ["database", "cache", "storage"]
cluster_mode: true
nomad:
enabled: true
services: ["batch", "cron", "worker"]
cluster_mode: true
π¨ Troubleshooting Container Orchestration
Common Issues and Solutions
1. Service Deployment Issues
Debug service deployment
debug_service_deployment() {
local service_name="$1"
echo "Debugging service deployment for: $service_name"
check_service_health "$service_name"
}
2. Cluster Issues
Debug cluster
debug_cluster() {
local orchestrator="${co_orchestrator:-docker-swarm}"
echo "Debugging cluster for orchestrator: $orchestrator"
cluster_status "$orchestrator"
}
π Security Best Practices
Container Orchestration Security Checklist
Security validation
validate_container_orchestration_security() {
echo "Validating container orchestration security configuration..."
# Check secrets management
if [[ "${co_secrets_management}" == "true" ]]; then
echo "β Secrets management enabled"
else
echo "β Secrets management not enabled"
fi
# Check network policies
if [[ "${co_network_policies}" == "true" ]]; then
echo "β Network policies enabled"
else
echo "β Network policies not enabled"
fi
# Check resource limits
if [[ "${co_resource_limits}" == "true" ]]; then
echo "β Resource limits enabled"
else
echo "β Resource limits not enabled"
fi
}
π Performance Optimization Tips
Container Orchestration Performance Checklist
Performance validation
validate_container_orchestration_performance() {
echo "Validating container orchestration performance configuration..."
# Check auto-scaling
if [[ "${co_scaling}" == "true" ]]; then
echo "β Auto-scaling enabled"
else
echo "β Auto-scaling not enabled"
fi
# Check load balancing
if [[ "${co_load_balancing}" == "true" ]]; then
echo "β Load balancing enabled"
else
echo "β Load balancing not enabled"
fi
# Check health checking
if [[ "${co_health_checking}" == "true" ]]; then
echo "β Health checking enabled"
else
echo "β Health checking not enabled"
fi
}
π― Next Steps
- Container Orchestration Optimization: Learn about advanced container orchestration optimization - Container Orchestration Visualization: Create container orchestration visualization dashboards - Container Orchestration Correlation: Implement container orchestration correlation and alerting - Container Orchestration Compliance: Set up container orchestration compliance and auditing
---
Container orchestration transforms your TuskLang configuration into an intelligent, distributed container management system. It brings modern orchestration capabilities to your Bash applications with dynamic deployment, intelligent scaling, and comprehensive container monitoring!