# Единая сборка образов EvoBGP (buildx bake: -f deploy/docker/docker-bake.hcl).
# context = "../.." — корень репо. Bake резолвит context от cwd (не от HCL),
# поэтому вызов из deploy/docker/ либо BUILDX_BAKE_FILE_RELATIVE_PATHS=1.
# Переменные Bake читаются из окружения (см. docs.docker.com/build/bake/variables/).

variable "REGISTRY" {
  default = "git.shx.one/evobgp"
}

variable "IMAGE_TAG" {
  default = "latest"
}

variable "SHORT_SHA" {
  default = "dev"
}

variable "SHA_FULL" {
  default = ""
}

variable "VERSION" {
  default = "dev"
}

variable "BUILD_TIME" {
  default = ""
}

variable "CACHE_REF_GO" {
  default = ""
}

variable "CACHE_REF_WEB" {
  default = ""
}

variable "CACHE_REF_BIRDC" {
  default = ""
}

variable "BASE_GOLANG" {
  default = "docker.io/library/golang:1.24-alpine"
}

variable "BASE_DEBIAN" {
  default = "docker.io/library/debian:bookworm-slim"
}

variable "BASE_DISTROLESS" {
  default = "gcr.io/distroless/static-debian12:nonroot"
}

variable "BASE_NODE" {
  default = "docker.io/library/node:22-alpine"
}

variable "BASE_NGINX" {
  default = "docker.io/library/nginx:1.27-alpine"
}

variable "BASE_UBUNTU" {
  default = "docker.io/library/ubuntu:noble"
}

function "go-cache-from" {
  params = []
  result = notequal("", CACHE_REF_GO) ? ["type=registry,ref=${CACHE_REF_GO}"] : []
}

# Экспорт кэша — один writer на ref (параллельный cache-to в один ref ломает manifest).
function "go-cache-to-export" {
  params = []
  result = notequal("", CACHE_REF_GO) ? ["type=registry,ref=${CACHE_REF_GO},mode=max"] : []
}

function "web-cache-from" {
  params = []
  result = notequal("", CACHE_REF_WEB) ? ["type=registry,ref=${CACHE_REF_WEB}"] : []
}

function "web-cache-to-export" {
  params = []
  result = notequal("", CACHE_REF_WEB) ? ["type=registry,ref=${CACHE_REF_WEB},mode=max"] : []
}

function "birdc-cache-from" {
  params = []
  result = notequal("", CACHE_REF_BIRDC) ? ["type=registry,ref=${CACHE_REF_BIRDC}"] : []
}

function "birdc-cache-to-export" {
  params = []
  result = notequal("", CACHE_REF_BIRDC) ? ["type=registry,ref=${CACHE_REF_BIRDC},mode=max"] : []
}

group "default" {
  targets = ["go-images", "web-images", "evobgp-bird2"]
}

group "go-images" {
  targets = [
    "evobgp-api",
    "evobgp-all",
    "evobgp-scheduler",
    "evobgp-ingest",
    "evobgp-render",
    "evobgp-deploy",
    "evobgp-node",
    "evobgp-agent",
  ]
}

group "web-images" {
  targets = ["evobgp-web", "evobgp-web-all"]
}

target "_common" {
  platforms = ["linux/amd64"]
  pull      = false
}

target "_go-bases" {
  args = {
    BASE_GOLANG     = BASE_GOLANG
    BASE_DEBIAN     = BASE_DEBIAN
    BASE_DISTROLESS = BASE_DISTROLESS
  }
}

# --- Go: go mod download → все cmd/* → birdc (один раз) → runtime-образы ---

target "go-deps" {
  inherits   = ["_common", "_go-bases"]
  context    = "../.."
  dockerfile = "deploy/docker/gobinary/Dockerfile"
  target     = "deps"
  cache-from = go-cache-from()
}

target "go-build-all" {
  inherits   = ["_common", "_go-bases"]
  context    = "../.."
  dockerfile = "deploy/docker/gobinary/Dockerfile"
  target     = "build-all"
  args = {
    VERSION    = VERSION
    GIT_SHA    = notequal("", SHA_FULL) ? SHA_FULL : SHORT_SHA
    BUILD_TIME = BUILD_TIME
  }
  contexts = {
    deps = "target:go-deps"
  }
  cache-from = go-cache-from()
  cache-to   = go-cache-to-export()
}

target "go-birdc" {
  inherits   = ["_common", "_go-bases"]
  context    = "../.."
  dockerfile = "deploy/docker/gobinary/Dockerfile"
  target     = "birdc"
  cache-from = birdc-cache-from()
  cache-to   = birdc-cache-to-export()
}

target "_go-runtime" {
  inherits   = ["_common", "_go-bases"]
  context    = "../.."
  dockerfile = "deploy/docker/gobinary/Dockerfile"
  target     = "runtime"
  contexts = {
    build-all = "target:go-build-all"
  }
  cache-from = go-cache-from()
}

target "_go-runtime-birdc" {
  inherits   = ["_common", "_go-bases"]
  context    = "../.."
  dockerfile = "deploy/docker/gobinary/Dockerfile"
  target     = "runtime-birdc"
  contexts = {
    build-all = "target:go-build-all"
    birdc     = "target:go-birdc"
  }
  cache-from = concat(go-cache-from(), birdc-cache-from())
}

function "image-tags" {
  params = [name]
  result = concat(
    notequal("", SHA_FULL) ? [
      "${REGISTRY}/${name}:${IMAGE_TAG}",
      "${REGISTRY}/${name}:${SHORT_SHA}",
      "${REGISTRY}/${name}:sha-${SHA_FULL}",
    ] : [
      "${REGISTRY}/${name}:${IMAGE_TAG}",
      "${REGISTRY}/${name}:${SHORT_SHA}",
    ],
    notequal(VERSION, "dev") && notequal(VERSION, "") ? [
      "${REGISTRY}/${name}:v${VERSION}",
      "${REGISTRY}/${name}:${VERSION}",
    ] : []
  )
}

target "evobgp-api" {
  inherits = ["_go-runtime-birdc"]
  args     = { BIN = "evobgp-api" }
  tags     = image-tags("evobgp-api")
}

target "evobgp-all" {
  inherits = ["_go-runtime-birdc"]
  args     = { BIN = "evobgp-all" }
  tags     = image-tags("evobgp-all")
}

target "evobgp-scheduler" {
  inherits = ["_go-runtime"]
  args     = { BIN = "evobgp-scheduler" }
  tags     = image-tags("evobgp-scheduler")
}

target "evobgp-ingest" {
  inherits = ["_go-runtime"]
  args     = { BIN = "evobgp-ingest" }
  tags     = image-tags("evobgp-ingest")
}

target "evobgp-render" {
  inherits = ["_go-runtime"]
  args     = { BIN = "evobgp-render" }
  tags     = image-tags("evobgp-render")
}

target "evobgp-deploy" {
  inherits = ["_go-runtime-birdc"]
  args     = { BIN = "evobgp-deploy" }
  tags     = image-tags("evobgp-deploy")
}

target "evobgp-node" {
  inherits = ["_go-runtime-birdc"]
  args     = { BIN = "evobgp-node" }
  tags     = image-tags("evobgp-node")
}

target "evobgp-bird2-base" {
  inherits   = ["_common"]
  context    = "../.."
  dockerfile = "deploy/docker/bird2/Dockerfile"
  target     = "bird2-base"
  args = {
    BASE_UBUNTU = BASE_UBUNTU
  }
}

target "evobgp-agent" {
  inherits   = ["_common"]
  context    = "../.."
  dockerfile = "deploy/docker/evobgp-agent/Dockerfile"
  contexts = {
    build-all  = "target:go-build-all"
    bird2-base = "target:evobgp-bird2-base"
  }
  cache-from = go-cache-from()
  tags       = image-tags("evobgp-agent")
}

# --- Web ---

target "web-deps" {
  inherits   = ["_common"]
  context    = "../.."
  dockerfile = "deploy/docker/evobgp-web/Dockerfile"
  target     = "deps"
  args = {
    BASE_NODE  = BASE_NODE
    BASE_NGINX = BASE_NGINX
  }
  cache-from = web-cache-from()
}

target "web-build" {
  inherits   = ["_common"]
  context    = "../.."
  dockerfile = "deploy/docker/evobgp-web/Dockerfile"
  target     = "build"
  args = {
    BASE_NODE  = BASE_NODE
    BASE_NGINX = BASE_NGINX
  }
  contexts = {
    deps = "target:web-deps"
  }
  cache-from = web-cache-from()
  cache-to   = web-cache-to-export()
}

target "evobgp-web" {
  inherits   = ["_common"]
  context    = "../.."
  dockerfile = "deploy/docker/evobgp-web/Dockerfile"
  target     = "web"
  contexts = {
    web-artifacts = "target:web-build"
  }
  args = {
    EVOBGP_UPSTREAM = "evobgp-api"
    BASE_NODE       = BASE_NODE
    BASE_NGINX      = BASE_NGINX
  }
  cache-from = web-cache-from()
  tags       = image-tags("evobgp-web")
}

target "evobgp-web-all" {
  inherits   = ["_common"]
  context    = "../.."
  dockerfile = "deploy/docker/evobgp-web/Dockerfile"
  target     = "web"
  contexts = {
    web-artifacts = "target:web-build"
  }
  args = {
    EVOBGP_UPSTREAM = "evobgp-all"
    BASE_NODE       = BASE_NODE
    BASE_NGINX      = BASE_NGINX
  }
  cache-from = web-cache-from()
  tags       = image-tags("evobgp-web-all")
}

target "evobgp-bird2" {
  inherits   = ["_common"]
  context    = "../.."
  dockerfile = "deploy/docker/bird2/Dockerfile"
  target     = "bird2"
  args = {
    BASE_UBUNTU = BASE_UBUNTU
  }
  contexts = {
    bird2-base = "target:evobgp-bird2-base"
  }
  tags = image-tags("evobgp-bird2")
}