mesh-catalog/modules/mongodb/module.json

{
  "module": "mongodb",
  "version": "1",
  "upgrade": {
    "policy": "record",
    "why": "a provider whose restart drops every consumer on its machine, and which holds the photos' albums (irreplaceable, kept by photos): a person takes each build, after a backup (hq ADR 0236)"
  },
  "provides": [
    {
      "name": "mongodb-database",
      "scope": "mesh",
      "identity": {
        "max": 63,
        "in": "a MongoDB database name"
      }
    }
  ],
  "capabilities": [
    "container-runtime"
  ],
  "emits": [
    "database.provisioned",
    "database.deprovisioned"
  ],
  "consumes": [
    "mongodb.database.provisioned",
    "mongodb.database.deprovisioned"
  ],
  "listens": [
    {
      "name": "database",
      "port": 27017,
      "protocol": "tcp",
      "from": "mesh",
      "why": "modules on any machine that were granted a database"
    }
  ],
  "serves": {
    "mongodb-database": {
      "port": 27017
    }
  },
  "receives": {
    "mongodb-database": "${dir:grants}/mesh.json"
  },
  "grants": {
    "mongodb-database": "${dir:grants}"
  },
  "own-secrets": {
    "root": "${dir:state}/root.secret"
  },
  "data": {
    "own": [
      {
        "id": "data",
        "path": "${dir:data}",
        "class": "valuable",
        "backup": {
          "dump": "docker exec mongodb-server sh -c 'printf \"password: %s\\n\" \"$(cat /run/secrets/root)\" > /tmp/.backup.yaml && mongodump --quiet --config /tmp/.backup.yaml --username root --authenticationDatabase admin --archive; s=$?; rm -f /tmp/.backup.yaml; exit $s' > ${dir:dumps}/all.archive.partial && mv ${dir:dumps}/all.archive.partial ${dir:dumps}/all.archive",
          "into": "dumps"
        },
        "why": "every consumer's database; copied by the dump, not as live files"
      },
      {
        "id": "dumps",
        "path": "${dir:dumps}",
        "class": "rebuildable",
        "why": "last night's dump, made again every night"
      }
    ],
    "consumers": {
      "mongodb-database": {
        "class": "valuable",
        "in": "data",
        "why": "a consumer's documents are the only copy of what it wrote; a consumer that keeps something irreplaceable here says so (kept-by)"
      }
    }
  },
  "resources": [
    {
      "id": "state",
      "type": "directory",
      "mode": "0700",
      "place": ".",
      "unknown": "program"
    },
    {
      "id": "grants",
      "type": "directory",
      "mode": "0700",
      "unknown": "program"
    },
    {
      "id": "data",
      "type": "directory",
      "mode": "0700",
      "unknown": "program"
    },
    {
      "id": "dumps",
      "type": "directory",
      "mode": "0700",
      "unknown": "program"
    },
    {
      "id": "net",
      "type": "network",
      "name": "mongodb"
    },
    {
      "id": "server-root",
      "type": "file",
      "path": "${dir:state}/server-root.secret",
      "mode": "0400",
      "owner": "999:999",
      "template": "files/server-root.secret"
    },
    {
      "id": "server",
      "type": "container",
      "name": "mongodb-server",
      "image": "mongo@sha256:e3fa459b4f4b72f3257c67a23c145e250b8b5700f033860392c68539b998bbe3",
      "health": {
        "kind": "tcp",
        "endpoint": "database"
      },
      "network": "mongodb",
      "env": {
        "MONGO_INITDB_ROOT_USERNAME": "root",
        "MONGO_INITDB_ROOT_PASSWORD_FILE": "/run/secrets/root"
      },
      "ports": [
        "27017"
      ],
      "volumes": [
        "${dir:data}:/data/db",
        "${dir:state}/server-root.secret:/run/secrets/root:ro"
      ]
    }
  ],
  "build": {
    "artifacts": [
      {
        "name": "code",
        "kind": "bundle",
        "language": "typescript",
        "entrypoints": [
          "index.js",
          "tools/index.js",
          "provisioner/index.js"
        ],
        "loads": [
          "index.js",
          "tools/index.js",
          "provisioner/index.js"
        ],
        "env": {
          "MESH_PROVISION_MONGODB": "mongodb://root@127.0.0.1:${port:27017}/admin?authSource=admin",
          "MESH_PROVISION_PASSWORD_FILE": "${dir:state}/root.secret",
          "MESH_RECEIVES": "${dir:grants}/mesh.json"
        }
      },
      {
        "name": "files",
        "kind": "archive",
        "from": "files"
      }
    ]
  }
}