/*
 * Copyright 2012 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import org.opencord.gradle.rules.*
import org.yaml.snakeyaml.Yaml
import org.yaml.snakeyaml.DumperOptions

buildscript {
  repositories {
    maven {
      url "https://plugins.gradle.org/m2/"
    }
  }
  dependencies {
    classpath "gradle.plugin.com.dorongold.plugins:task-tree:1.2.1"
  }
}

apply plugin: "com.dorongold.task-tree"

evaluationDependsOn(':maas')
evaluationDependsOn(':onos-apps')
evaluationDependsOn(':orchestration:xos')
evaluationDependsOn(':platform-install')

allprojects {
    apply plugin: 'base'
    apply plugin: 'de.gesellix.docker'
    //apply plugin: 'com.tmiyamon.config'

    docker {
        // dockerHost = System.env.DOCKER_HOST ?: 'unix:///var/run/docker.sock'
        // dockerHost = System.env.DOCKER_HOST ?: 'https://192.168.99.100:2376'
        // certPath = System.getProperty('docker.cert.path') ?: "${System.getProperty('user.home')}/.docker/machine/machines/default"
        // authConfigPlain = [
        //   "username"       : "joe",
        //   "password"       : "some-pw-as-needed",
        //   "email"          : "joe@acme.com",
        //   "serveraddress"  : "https://index.docker.io/v1/"
        //  ]
    }
}

ext {

    // Deployment target config file (yaml format); this can be overwritten from the command line
    // using the -PdeployConfig=<file-path> syntax.
    deployConfig = project.hasProperty('deployConfig') ? project.getProperty('deployConfig') : './config/default.yml'

    println "Using deployment config: $deployConfig"
    File configFile = new File(deployConfig)
    def yaml = new Yaml()
    config = yaml.load(configFile.newReader())

    // Upstream registry to simplify filling out the comps table below
    upstreamReg = project.hasProperty('upstreamReg') ? project.getProperty('upstreamReg') : 'docker.io'

    // Target registry to be used to publish docker images needed for deployment
    targetReg = project.hasProperty('targetReg')
        ? project.getProperty('targetReg')
        : config.docker && config.docker.registry
            ? config.docker.registry
            : config.headnode.ip
                ? config.headnode.ip + ":5000"
                : 'localhost:5000'

    // The tag used to tag the docker images push to the target registry
    targetTag = project.hasProperty('targetTag')
        ? project.getProperty('targetTag')
        : config.docker && config.docker.imageVersion
            ? config.docker.imageVersion
            : 'candidate'

    // Component table
    comps = [
            // ONOS 1.8.7 from DockerHub
            'onosproject/onos': [
                    'type':     'image',
                    'upstream': upstreamReg,
                    'name':     'onosproject/onos',
                    'digest':   'sha256:7e6e79e8cc41419901ee6f9022abaf2be52098795e70cab0e1964126dae56f87'
            ],
            'nginx': [
                    'type':     'image',
                    'upstream': upstreamReg,
                    'name':     'nginx',
                    'digest':   'sha256:b555f8c64ab4e85405e0d8b03f759b73ce88deb802892a3b155ef55e3e832806'
            ],
            'swarm': [
                    'type':     'image',
                    'upstream': upstreamReg,
                    'name':     'swarm',
                    'digest':   'sha256:6ca9b40980e2fcdcd229900ec8933f3e92c14ead22c9404cb09736cb4f3a9248'
            ],
            'xosproject/vsg': [
                    'type':     'image',
                    'upstream': upstreamReg,
                    'name':     'xosproject/vsg',
                    'digest':   'sha256:18d1c6ef9767d8a41c9b51948776052d024d4e3294e5d1d6dde1a49112175d91'
            ],
            'redis': [
                    'type':     'image',
                    'upstream': upstreamReg,
                    'name':     'redis',
                    'digest':   'sha256:0fe5a7afa2c2154f37c8ab56a9a6c5023cb0405cc0e85b34d8dcc1de6c3f143e'
            ],
            'node': [
                    'type':     'image',
                    'upstream': upstreamReg,
                    'name':     'node',
                    'digest':   'sha256:5757581a8ff7e08041512a54aa3f573d33fecdce81d603e48a759956cd99bdd3'
            ],
    ]
}

// ---------------- Useful tasks ----------------

task writeInventory(type: Copy) {
  from 'ansible/cord-inv'
    into 'genconfig'
    expand([
        headnode_ip: config.headnode.ip,
        headnode_user: config.headnode.ansible_user,
        headnode_pass: config.headnode.ansible_ssh_pass,
        headnode_port: config.headnode.ansible_ssh_port,
    ])
}

task writeYamlConfig {
  def outvar = config.common
  def outfilename = "genconfig/config.yml"

  DumperOptions options = new DumperOptions()

  options.setExplicitStart(true);
  options.setDefaultFlowStyle(DumperOptions.FlowStyle.BLOCK)
  options.setPrettyFlow(true);
  options.setIndent(2);

  def yaml = new Yaml(options)
  Writer outfile = new BufferedWriter(new OutputStreamWriter(new FileOutputStream(outfilename), "utf-8"))

  yaml.dump(outvar, outfile)
  outfile.close()
}


task fetchUpstreamImages {
    comps.each { name, spec -> if (spec.type == 'image') { dependsOn "fetch" + name } }
}

task fetch  {
    dependsOn fetchUpstreamImages
}

task buildImages  {
    logger.info "Root project has nothing to build"
}

task publishImages {
    comps.each { name, spec -> if (spec.type == 'image') {
            dependsOn "publish" + name
          }
    }
}

task publish {
    dependsOn publishImages
}

tasks.addRule(new DockerFetchRule(project))
tasks.addRule(new DockerPublishRule(project, project(':maas').prime))
tasks.addRule(new DockerTagRule(project))

task CopyCord(type: Exec) {
  dependsOn writeYamlConfig
  dependsOn writeInventory

  executable = "ansible"
  args = [ "-i", "genconfig/cord-inv", "-b", "--extra-vars", "@./genconfig/config.yml", "-m", "synchronize", "-a", "src='../../' dest='$config.common.cord_dir'", "head" ]
}

task ChownCord(type: Exec) {
  dependsOn CopyCord

  executable = "ansible"
  args = [ "-i", "genconfig/cord-inv", "-b", "--extra-vars", "@./genconfig/config.yml", "-m", "file", "-a", "state='directory' dest='$config.common.cord_dir' recurse='yes' owner='$config.headnode.ansible_user'", "head" ]
}

task PIinstallPKI(type: Exec) {
  workingDir "platform-install"
  executable = "ansible-playbook"
  args = [ "-i", "../genconfig/cord-inv",
    "--extra-vars", "@../genconfig/config.yml",
    "pki-install-playbook.yml" ]
}

task PIcreateProfile(type: Exec) {
  dependsOn PIinstallPKI

  workingDir "platform-install"
  executable = "ansible-playbook"
  args = [ "-i", "../genconfig/cord-inv",
    "--extra-vars", "@../genconfig/config.yml",
    "--extra-vars", "deploy_docker_tag="+targetTag,
    "--extra-vars", "deploy_docker_registry=docker-registry:5000/",
    "cord-profile-playbook.yml" ]
}

task PIprepPlatform(type: Exec) {
  dependsOn CopyCord
  dependsOn ChownCord
  dependsOn PIcreateProfile

  def ansible_cmd = "cd $config.common.cord_dir/build/platform-install; ansible-playbook -i inventory/head-localhost --extra-vars @$config.common.cord_dir/build/genconfig/config.yml prep-platform-playbook.yml"

  executable = "ssh"
  args = ["-p", "$config.headnode.ansible_ssh_port", "$config.headnode.ansible_user@$config.headnode.ip", ansible_cmd ]
}

task PIdeployOpenStack (type: Exec) {

  workingDir "platform-install"
  executable = "ansible-playbook"
  args = [ "-i", "../genconfig/cord-inv",
    "--extra-vars", "@../genconfig/config.yml",
    "--extra-vars", "deploy_docker_tag="+targetTag,
    "--extra-vars", "deploy_docker_registry=docker-registry:5000/",
    "deploy-openstack-playbook.yml" ]
}

task PIdeployONOS (type: Exec) {
  def extra_vars = "--extra-vars deploy_docker_tag="+targetTag+" --extra-vars deploy_docker_registry=docker-registry:5000/"
  def ansible_cmd = "cd $config.common.cord_dir/build/platform-install; ansible-playbook -i inventory/head-localhost --extra-vars @$config.common.cord_dir/build/genconfig/config.yml "+extra_vars+" deploy-onos-playbook.yml"

  executable = "ssh"
  args = ["-p", "$config.headnode.ansible_ssh_port", "$config.headnode.ansible_user@$config.headnode.ip", ansible_cmd ]
}

task PIdeployXOS (type: Exec) {
  def extra_vars = "--extra-vars deploy_docker_tag="+targetTag+" --extra-vars deploy_docker_registry=docker-registry:5000/"
  def ansible_cmd = "cd $config.common.cord_dir/build/platform-install; ansible-playbook -i inventory/head-localhost --extra-vars @$config.common.cord_dir/build/genconfig/config.yml "+extra_vars+" launch-xos-playbook.yml"

  executable = "ssh"
  args = ["-p", "$config.headnode.ansible_ssh_port", "$config.headnode.ansible_user@$config.headnode.ip", ansible_cmd ]
}

task PIsetupAutomation (type: Exec) {
  def ansible_cmd = "cd $config.common.cord_dir/build/platform-install; ansible-playbook -i inventory/head-localhost --extra-vars @$config.common.cord_dir/build/genconfig/config.yml cord-automation-playbook.yml"

  executable = "ssh"
  args = ["-p", "$config.headnode.ansible_ssh_port", "$config.headnode.ansible_user@$config.headnode.ip", ansible_cmd ]
}

task PIrunDiag (type: Exec) {
  def ansible_cmd = "cd /opt/cord/build/platform-install; ansible-playbook -i inventory/head-localhost --extra-vars @/opt/cord/build/genconfig/config.yml collect-diag-playbook.yml"

  executable = "ssh"
  args = ["-p", "$config.headnode.ansible_ssh_port", "$config.headnode.ansible_user@$config.headnode.ip", ansible_cmd ]
}

task postDeployTests (type: Exec) {

  def ansible_cmd = "cd $config.common.cord_dir/build/platform-install; ansible-playbook -i inventory/head-localhost --extra-vars @$config.common.cord_dir/build/genconfig/config.yml pod-test-playbook.yml"

  executable = "ssh"
  args = ["-p", "$config.headnode.ansible_ssh_port", "$config.headnode.ansible_user@$config.headnode.ip", ansible_cmd ]
}


project(':maas').prime.dependsOn writeYamlConfig
project(':maas').prime.dependsOn writeInventory

project('onos-apps').publishMavenRepoImage.dependsOn project(':maas').prime
project(':onos-apps').deploy.dependsOn project(':maas').deployBase

project('onos-apps').publishMavenRepoImage.dependsOn project(':maas').prime
project(':onos-apps').deploy.dependsOn project(':maas').deployBase

// Ensure nginx:candidate exists
project(':orchestration:xos').buildImages.dependsOn rootProject."tagnginx"

// For corebuilder
project(':platform-install').buildImages.dependsOn project(':orchestration:xos').buildImages

task PIdeployPlatform {
     dependsOn CopyCord
     dependsOn ChownCord
     dependsOn project(':onos-apps').deploy
     dependsOn project(':maas').deployBase
     dependsOn PIprepPlatform
     dependsOn PIdeployOpenStack
     dependsOn PIdeployONOS
     dependsOn PIdeployXOS
     dependsOn PIsetupAutomation
}

ChownCord.mustRunAfter CopyCord
PIprepPlatform.mustRunAfter ChownCord
PIdeployOpenStack.mustRunAfter PIprepPlatform
PIdeployONOS.mustRunAfter PIdeployOpenStack
PIdeployXOS.mustRunAfter PIdeployONOS
PIsetupAutomation.mustRunAfter PIdeployXOS
PIdeployPlatform.mustRunAfter project(':onos-apps').deploy
PIdeployPlatform.mustRunAfter project(':maas').deployBase

task deploy  {
    dependsOn PIdeployPlatform
}