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hscloud
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personal/q3k/minecraft: add and deploy bridge 

Change-Id: Ie191690414840668f31f3de4cdf809b35c610248
master
q3k 2020-05-18 23:47:37 +02:00
parent 7fa92b4029
commit f316932930
6 changed files with 121 additions and 5 deletions
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1
personal/q3k/minecraft/plugin/hscloud/BUILD
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@ -1,4 +1,5 @@
load("//personal/q3k/minecraft/plugin:defs.bzl", "bukkit_plugin")
bukkit_plugin(
name = "hscloud",
main = "hscloud.personal.q3k.minecraft.plugin.hscloud.Main",

37
personal/q3k/minecraft/plugin/hscloud/bridge/BUILD.bazel Normal file
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@ -0,0 +1,37 @@
load("@io_bazel_rules_docker//container:container.bzl", "container_image")
load("@io_bazel_rules_docker//container:container.bzl", "container_push")
load("@io_bazel_rules_go//go:def.bzl", "go_binary", "go_library")
go_library(
name = "go_default_library",
srcs = ["main.go"],
importpath = "code.hackerspace.pl/hscloud/personal/q3k/minecraft/plugin/hscloud/bridge",
visibility = ["//visibility:private"],
deps = [
"//personal/q3k/minecraft/plugin/hscloud/proto:go_default_library",
"@org_golang_google_grpc//:go_default_library",
],
)
go_binary(
name = "bridge",
embed = [":go_default_library"],
visibility = ["//visibility:public"],
)
container_image(
name = "bridge_container",
base = "@prodimage-bionic//image",
files = [":bridge"],
directory = "/personal/q3k/minecraft/plugin/hscloud/bridge",
entrypoint = "/personal/q3k/minecraft/plugin/hscloud/bridge/bridge",
)
container_push(
name = "bridge_container_push",
image = ":bridge_container",
format = "Docker",
registry = "registry.k0.hswaw.net",
repository = "q3k/minecraft-hscloud-bridge",
tag = "20200518c",
)

48
personal/q3k/minecraft/plugin/hscloud/bridge/main.go Normal file
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@ -0,0 +1,48 @@
package main
import (
"flag"
"fmt"
"log"
"net/http"
"google.golang.org/grpc"
pb "code.hackerspace.pl/hscloud/personal/q3k/minecraft/plugin/hscloud/proto"
)
var (
flagPlugin string
flagListen string
)
func main() {
flag.StringVar(&flagPlugin, "plugin", "minecraft.wypierdolzpolski.pl:2137", "address of gRPC plugin")
flag.StringVar(&flagListen, "listen", "0.0.0.0:8081", "address to listen at")
flag.Parse()
conn, err := grpc.Dial(flagPlugin, grpc.WithInsecure())
if err != nil {
log.Fatalf("Dial(%q): %v", flagPlugin, err)
}
client := pb.NewIntrospectorClient(conn)
http.HandleFunc("/metrics", func(w http.ResponseWriter, r *http.Request) {
res, err := client.Status(r.Context(), &pb.StatusRequest{})
if err != nil {
http.Error(w, "internal server error", 500)
log.Printf("Status error: %v", err)
}
fmt.Fprintf(w, "# HELP minecraft_players_online Total number of players online.\n")
fmt.Fprintf(w, "# TYPE minecraft_players_online gauge\n")
fmt.Fprintf(w, "minecraft_players_online %d\n", len(res.Players))
})
log.Printf("Listening on %s", flagListen)
err = http.ListenAndServe(flagListen, nil)
if err != nil {
log.Fatalf("ListenAndServe: %v", err)
}
}

28
personal/q3k/minecraft/plugin/hscloud/proto/BUILD
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@ -1,11 +1,8 @@
load("@io_bazel_rules_go//go:def.bzl", "go_library")
load("@io_bazel_rules_go//proto:def.bzl", "go_proto_library")
load("@rules_proto//proto:defs.bzl", "proto_library")
load("@io_grpc_grpc_java//:java_grpc_library.bzl", "java_grpc_library")
proto_library(
name = "hscloud_proto",
srcs = ["hscloud.proto"],
)
java_proto_library(
name = "hscloud_java_proto",
deps = [":hscloud_proto"],
@ -18,3 +15,24 @@ java_grpc_library(
deps = [":hscloud_java_proto"],
visibility = ["//visibility:public"],
)
proto_library(
name = "hscloud_proto",
srcs = ["hscloud.proto"],
visibility = ["//visibility:public"],
)
go_proto_library(
name = "hscloud_go_proto",
compilers = ["@io_bazel_rules_go//proto:go_grpc"],
importpath = "code.hackerspace.pl/hscloud/personal/q3k/minecraft/plugin/hscloud/proto",
proto = ":hscloud_proto",
visibility = ["//visibility:public"],
)
go_library(
name = "go_default_library",
embed = [":hscloud_go_proto"],
importpath = "code.hackerspace.pl/hscloud/personal/q3k/minecraft/plugin/hscloud/proto",
visibility = ["//visibility:public"],
)

1
personal/q3k/minecraft/plugin/hscloud/proto/hscloud.proto
View File

@ -2,6 +2,7 @@ syntax = "proto3";
package hscloud.personal.q3k.minecraft.plugin.hscloud;
option java_package = "hscloud.personal.q3k.minecraft.plugin.hscloud.proto";
option java_outer_classname = "Proto";
option go_package = "hscloud";
service Introspector {
rpc Status(StatusRequest) returns (StatusResponse);

11
personal/q3k/minecraft/prod.jsonnet
View File

@ -166,6 +166,16 @@ local defaultWorldguardConfig = import "worldguard.libsonnet";
web: { containerPort: 8080 },
},
},
bridge: kube.Container("bridge") {
image: "registry.k0.hswaw.net/q3k/minecraft-hscloud-bridge:20200518c",
command: [
"/personal/q3k/minecraft/plugin/hscloud/bridge/bridge",
"-plugin", "127.0.0.1:2137",
],
ports_: {
bridge: { containerPort: 8081 },
},
},
},
},
},
@ -179,6 +189,7 @@ local defaultWorldguardConfig = import "worldguard.libsonnet";
ports: [
{ name: "minecraft", port: 25565, targetPort: 25565, protocol: "TCP" },
{ name: "web", port: 80, targetPort: 8080, protocol: "TCP" },
{ name: "bridge", port: 8080, targetPort: 8081, protocol: "TCP" },
{ name: "grpc", port: 2137, targetPort: 2137, protocol: "TCP" },
],
type: "LoadBalancer",