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ardatanardatan
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Inigo
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‎federation/inigo/Dockerfile

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# we need curl to perform health checks
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# and that's why we start with alpine image
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# and copy the gateway binary from the original docker image
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FROM alpine:3.19
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RUN apk add --no-cache curl
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COPY --from=inigohub/gateway:v0.30.15 /usr/bin/gateway .
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COPY supergraph.graphql ./
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COPY config.yaml ./
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EXPOSE 4000
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CMD ["./gateway", "--schema", "supergraph.graphql", "--config", "config.yaml"]

‎federation/inigo/config.yaml

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listen_port: 4000

‎federation/inigo/docker-compose.yaml

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version: "3.8"
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services:
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gateway:
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image: gateway/inigo
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container_name: gateway
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build:
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context: ${BASE_DIR:-.}/../../gateways/inigo
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dockerfile: ./Dockerfile
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networks:
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- test
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ports:
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- "0.0.0.0:4000:4000"
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depends_on:
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accounts:
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condition: service_healthy
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inventory:
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condition: service_healthy
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products:
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condition: service_healthy
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reviews:
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condition: service_healthy
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healthcheck:
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test: ["CMD", "curl", "-f", "-X", "GET", "http://localhost:4000/health"]
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interval: 3s
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timeout: 5s
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retries: 10
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deploy:
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resources:
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limits:
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cpus: ${CPU_LIMIT:-1}
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memory: ${MEM_LIMIT:-1gb}
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networks:
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test:
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name: test

‎federation/inigo/supergraph.graphql

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# Generated by Inigo CLI
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schema
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@link(for: EXECUTION, url: "https://specs.apollo.dev/join/v0.2")
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@link(url: "https://specs.apollo.dev/link/v1.0") {
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query: Query
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}
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scalar join__FieldSet
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scalar link__Import
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enum join__Graph {
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ACCOUNTS @join__graph(name: "accounts", url: "http://accounts:4001/graphql")
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INVENTORY
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@join__graph(name: "inventory", url: "http://inventory:4002/graphql")
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PRODUCTS @join__graph(name: "products", url: "http://products:4003/graphql")
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REVIEWS @join__graph(name: "reviews", url: "http://reviews:4004/graphql")
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}
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enum link__Purpose {
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"""
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`EXECUTION` features provide metadata necessary for operation execution.
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"""
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EXECUTION
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"""
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`SECURITY` features provide metadata necessary to securely resolve fields.
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"""
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SECURITY
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}
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type Product
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@join__type(extension: true, graph: INVENTORY, key: "upc")
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@join__type(extension: true, graph: REVIEWS, key: "upc")
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@join__type(graph: PRODUCTS, key: "upc") {
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inStock: Boolean @join__field(graph: INVENTORY)
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name: String @join__field(graph: PRODUCTS)
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price: Int
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@join__field(external: true, graph: INVENTORY)
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@join__field(graph: PRODUCTS)
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reviews: [Review] @join__field(graph: REVIEWS)
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shippingEstimate: Int @join__field(graph: INVENTORY, requires: "price weight")
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upc: String!
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weight: Int
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@join__field(external: true, graph: INVENTORY)
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@join__field(graph: PRODUCTS)
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}
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type Query
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@join__type(graph: ACCOUNTS)
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@join__type(graph: INVENTORY)
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@join__type(graph: PRODUCTS)
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@join__type(graph: REVIEWS) {
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me: User @join__field(graph: ACCOUNTS)
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topProducts(first: Int = 5): [Product] @join__field(graph: PRODUCTS)
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user(id: ID!): User @join__field(graph: ACCOUNTS)
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users: [User] @join__field(graph: ACCOUNTS)
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}
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type Review @join__type(graph: REVIEWS, key: "id") {
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author: User @join__field(graph: REVIEWS, provides: "username")
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body: String
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id: ID!
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product: Product
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}
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type User
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@join__type(extension: true, graph: REVIEWS, key: "id")
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@join__type(graph: ACCOUNTS, key: "id") {
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birthday: Int @join__field(graph: ACCOUNTS)
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id: ID!
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name: String @join__field(graph: ACCOUNTS)
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reviews: [Review] @join__field(graph: REVIEWS)
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username: String
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@join__field(external: true, graph: REVIEWS)
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@join__field(graph: ACCOUNTS)
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}
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directive @join__field(
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external: Boolean
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graph: join__Graph!
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override: String
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provides: join__FieldSet
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requires: join__FieldSet
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type: String
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usedOverridden: Boolean
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) repeatable on FIELD_DEFINITION | INPUT_FIELD_DEFINITION
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directive @join__graph(name: String!, url: String!) on ENUM_VALUE
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directive @join__implements(
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graph: join__Graph!
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interface: String!
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) repeatable on OBJECT | INTERFACE
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directive @join__type(
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extension: Boolean! = false
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graph: join__Graph!
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key: join__FieldSet
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resolvable: Boolean! = true
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) repeatable on OBJECT | INTERFACE | UNION | ENUM | INPUT_OBJECT | SCALAR
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directive @link(
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as: String
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for: link__Purpose
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import: [link__Import]
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url: String
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) repeatable on SCHEMA

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