{
  "code": null,
  "collection": "architecture",
  "href": "https://banes-lab.com/ontology#architecture-blue-green-deployment",
  "id": "blue-green-deployment",
  "kind": "pattern",
  "layer": {
    "href": "https://banes-lab.com/ontology/schema#layer-correctness-core",
    "json": "https://banes-lab.com/json/records/layer/correctness-core",
    "label": "Correctness Core",
    "markdown": "https://banes-lab.com/records/layer/correctness-core.md",
    "ref": "layer:correctness-core"
  },
  "name": "Blue-Green Deployment",
  "ref": "architecture:blue-green-deployment",
  "relations": [
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-parallel-environments",
          "json": "https://banes-lab.com/json/records/lexicon/parallel-environments",
          "label": "Parallel Environments",
          "markdown": "https://banes-lab.com/records/lexicon/parallel-environments.md",
          "ref": "lexicon:parallel-environments"
        }
      ],
      "relation": "requires"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology#architecture-rollback",
          "json": "https://banes-lab.com/json/records/architecture/rollback",
          "label": "Rollback",
          "markdown": "https://banes-lab.com/records/architecture/rollback.md",
          "ref": "architecture:rollback"
        },
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-availability",
          "json": "https://banes-lab.com/json/records/lexicon/availability",
          "label": "Availability",
          "markdown": "https://banes-lab.com/records/lexicon/availability.md",
          "ref": "lexicon:availability"
        }
      ],
      "relation": "reinforces"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-low-risk-cutover",
          "json": "https://banes-lab.com/json/records/lexicon/low-risk-cutover",
          "label": "Low-Risk Cutover",
          "markdown": "https://banes-lab.com/records/lexicon/low-risk-cutover.md",
          "ref": "lexicon:low-risk-cutover"
        }
      ],
      "relation": "enables"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-in-place-mutation-only",
          "json": "https://banes-lab.com/json/records/lexicon/in-place-mutation-only",
          "label": "In-Place Mutation Only",
          "markdown": "https://banes-lab.com/records/lexicon/in-place-mutation-only.md",
          "ref": "lexicon:in-place-mutation-only"
        }
      ],
      "relation": "conflicts-with"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-infrastructure-cost",
          "json": "https://banes-lab.com/json/records/lexicon/infrastructure-cost",
          "label": "Infrastructure Cost",
          "markdown": "https://banes-lab.com/records/lexicon/infrastructure-cost.md",
          "ref": "lexicon:infrastructure-cost"
        }
      ],
      "relation": "tensions-with"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/schema#tension-blue-green-deployment-infrastructure-cost",
          "json": "https://banes-lab.com/json/records/tension/blue-green-deployment-infrastructure-cost",
          "label": "Blue-Green Deployment / Infrastructure Cost",
          "markdown": "https://banes-lab.com/records/tension/blue-green-deployment-infrastructure-cost.md",
          "ref": "tension:blue-green-deployment-infrastructure-cost"
        }
      ],
      "relation": "tensions"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-in-place-mutation-only",
          "json": "https://banes-lab.com/json/records/lexicon/in-place-mutation-only",
          "label": "In-Place Mutation Only",
          "markdown": "https://banes-lab.com/records/lexicon/in-place-mutation-only.md",
          "ref": "lexicon:in-place-mutation-only"
        }
      ],
      "relation": "violated-by"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/schema#vocabulary-severity-contextual",
          "json": "https://banes-lab.com/json/records/vocabulary/severity-contextual",
          "label": "contextual",
          "markdown": "https://banes-lab.com/records/vocabulary/severity-contextual.md",
          "ref": "vocabulary:severity-contextual"
        }
      ],
      "relation": "severity"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology#architecture-category-self-healing-recovery-deployment-safety",
          "json": "https://banes-lab.com/json/records/architecture-category/self-healing-recovery-deployment-safety",
          "label": "Self-Healing / Recovery / Deployment Safety",
          "markdown": "https://banes-lab.com/records/architecture-category/self-healing-recovery-deployment-safety.md",
          "ref": "architecture-category:self-healing-recovery-deployment-safety"
        }
      ],
      "relation": "category"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology#architecture-big-bang-release",
          "json": "https://banes-lab.com/json/records/architecture/big-bang-release",
          "label": "Big-Bang Release",
          "markdown": "https://banes-lab.com/records/architecture/big-bang-release.md",
          "ref": "architecture:big-bang-release"
        }
      ],
      "relation": "refactors"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology#architecture-category-anti-patterns",
          "json": "https://banes-lab.com/json/ontology/principles/architecture-category-anti-patterns",
          "label": "Anti-patterns",
          "markdown": "https://banes-lab.com/ontology/principles/architecture-category-anti-patterns.md",
          "ref": "chapter:/ontology#architecture-category-anti-patterns"
        },
        {
          "href": "https://banes-lab.com/ontology#architecture-category-self-healing-recovery-deployment-safety",
          "json": "https://banes-lab.com/json/ontology/principles/architecture-category-self-healing-recovery-deployment-safety",
          "label": "Self-Healing / Recovery / Deployment Safety",
          "markdown": "https://banes-lab.com/ontology/principles/architecture-category-self-healing-recovery-deployment-safety.md",
          "ref": "chapter:/ontology#architecture-category-self-healing-recovery-deployment-safety"
        },
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-category-quality-attributes",
          "json": "https://banes-lab.com/json/ontology/lexicon/lexicon-category-quality-attributes",
          "label": "Quality Attributes",
          "markdown": "https://banes-lab.com/ontology/lexicon/lexicon-category-quality-attributes.md",
          "ref": "chapter:/ontology/lexicon#lexicon-category-quality-attributes"
        },
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-category-self-healing-recovery-deployment-safety",
          "json": "https://banes-lab.com/json/ontology/lexicon/lexicon-category-self-healing-recovery-deployment-safety",
          "label": "Self-Healing / Recovery / Deployment Safety",
          "markdown": "https://banes-lab.com/ontology/lexicon/lexicon-category-self-healing-recovery-deployment-safety.md",
          "ref": "chapter:/ontology/lexicon#lexicon-category-self-healing-recovery-deployment-safety"
        },
        {
          "href": "https://banes-lab.com/ontology/schema#the-vocabulary-severity",
          "json": "https://banes-lab.com/json/ontology/schema/the-vocabulary-severity",
          "label": "Severity levels",
          "markdown": "https://banes-lab.com/ontology/schema/the-vocabulary-severity.md",
          "ref": "chapter:/ontology/schema#the-vocabulary-severity"
        },
        {
          "href": "https://banes-lab.com/ontology/schema#the-resolutions",
          "json": "https://banes-lab.com/json/ontology/schema/the-resolutions",
          "label": "The resolutions",
          "markdown": "https://banes-lab.com/ontology/schema/the-resolutions.md",
          "ref": "chapter:/ontology/schema#the-resolutions"
        }
      ],
      "relation": "linked-from"
    }
  ],
  "summary": "A design pattern that deploys a release to an idle copy of production, verifies it, and switches traffic to it at once.",
  "siblings": {
    "next": {
      "href": "https://banes-lab.com/ontology#architecture-canary-deployment",
      "json": "https://banes-lab.com/json/records/architecture/canary-deployment",
      "label": "Canary Deployment",
      "markdown": "https://banes-lab.com/records/architecture/canary-deployment.md",
      "ref": "architecture:canary-deployment"
    },
    "previous": {
      "href": "https://banes-lab.com/ontology#architecture-rollback",
      "json": "https://banes-lab.com/json/records/architecture/rollback",
      "label": "Rollback",
      "markdown": "https://banes-lab.com/records/architecture/rollback.md",
      "ref": "architecture:rollback"
    }
  },
  "up": {
    "href": null,
    "json": "https://banes-lab.com/json/api/records/architecture",
    "label": "Architecture principles",
    "markdown": "https://banes-lab.com/api/records/architecture.md",
    "ref": "api:records/architecture"
  },
  "aliases": [
    "Red-Black Deployment"
  ],
  "exemplar": {
    "after": "const green = await deployFoo(\"v2\");\nawait verify(green);\nawait router.switch({ from: \"blue\", to: \"green\" });",
    "before": "routeAllTraffic(deployFoo(\"v2\"));",
    "lang": "ts",
    "medium": "code"
  },
  "formedBy": null,
  "scope": [
    "deployment",
    "release"
  ],
  "severity": "contextual"
}
