https://opensource.klevr.dev

Klevr: Kloud-native everywhere

Hyper-connected Cloud-native delivery solution for SaaS

• Asynchronous distributed infrastructure management console and agent for separated networks.
• Supports for:
  • Baremetal server in the On-premise datacenter
  • PC/Workstation in the Office/intranet
  • Laptop at everywhere
  • Public-cloud

Kickstart for klevr demo

• docker-compose command

git clone https://github.com/klevry/klevr.git
docker-compose -f docker-compose-demo.yml up -d
http://localhost:8090/swagger/index.html

Diagram Overview

• Image click to Youtube:
• 

Features

• Agent
  • Provisioning: Docker, Kubernetes, Micro K8s(on Linux laptop) with Vagrant & VirtualBox, Prometheus
  • Get & Run: Hypervisor(via libvirt container or Multipass), Terraform, Prometheus, Beacon, Helm chart
  • Metric data aggregate & delivery
• Manager
• Host pool management
• Resource management
• Primary host management
• Task management(To be)
• Service catalog management(To be)
• Service delivery to Dev./Stg./Prod.(To be)
• Docker images
  • Agent(user's infrastructure management agent): klevry/agent:latest
  • Manager(management console): klevry/manager:latest
  • Beacon(Primary agent health checker): klevry/beacon:latest
  • Libvirt(Hypervisor): klevry/libvirt:latest
  • Prometheus operator(Service discovery)
  • ProvBee(nexclipper/provbee)
  • Metric crawler
  • Task manager
• KV store(Consul)

Simple logic of asynchronous task management - (Click to Youtube for details)

• 

Requirement for use

• Docker/Docker-compose/Docker-registry
  • Beacon
  • Libvirt
  • Task manage to ProvBee
• Terraform of container by ProvBee
• KVM(libvirt) by ProvBee
• Multipass for Hosted Virtual-machine
• Micro K8s K3s
• Prometheus by ProvBee
• Grafana by ProvBee
• Helm by ProvBee
• Vault(maybe)
• Packer(maybe)
• Vagrant
• Consul

Description for Directories and files

.
├── README.md                   // This Screen as you see. :)
├── docker-compose.yml          // Kickstarter: Bootstraping by docker-compose
├── Dockerfile                  // Directory for docker image build
│   ├── libvirt
│   └── manager                 // Actual binary file of manager will be move to this link directory for the docker build
├── assets
│   └── [Images & Contents]
├── cmd                         // Actual artifacts fpr Klevr agent & manager(webserver) 
│   ├── klevr-agent
│   │   ├── Makefile
│   │   ├── agent_installer.sh  // Remote installer via curl command as a generated script by Manager
│   │   ├── klevr               // Actual `Klevr` agent binary
│   │   └── main.go             // main source code of the Agent
│   └── klevr-manager
│       ├── Docker -> ../../Dockerfile/manager  // Binary artifact send to this directory for Docker build  
│       ├── Makefile
│       └── main.go             // main source code of the Manager
├── conf
│   ├── klevr-manager-db.sql.create        // Database for Manager initializing & running
│   ├── klevr-manager-db.sql.modify        // Database for 
│   └── klevr-manager-local.yml // Config file for Manager running
├── pkg
│   ├── common                  // 'common' package directory
│   │   ├── config.go
│   │   ├── error.go
│   │   ├── http.go
│   │   ├── log.go
│   │   └── orm.go
│   ├── communicator            // 'communicator' package directory
│   │   ├── README.md
│   │   └── communicator.go
│   └── manager                 // 'manager' package directory
│       ├── api.go
│       ├── api_agent.go
│       ├── api_install.go
│       ├── api_legacy.go
│       ├── api_model.go
│       ├── handler.go
│       ├── persist_model.go
│       ├── repository.go
│       └── server.go
├── go.mod
├── go.sum
└── scripts                    // Operation script for Provisioning
    └── [Provisioning scripts]