feat(vermeer): provides Vermeer project for the Go version of algorithms

vermeer/.dockerignore

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+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+*data*
+*test*
+*.git*

vermeer/.gitignore

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+# Golang #
+######################
+# `go test -c` 生成的二进制文件
+*.test
+
+# go coverage 工具
+*.out
+*.prof
+*.cgo1.go
+*.cgo2.c
+_cgo_defun.c
+_cgo_gotypes.go
+_cgo_export.*
+
+# 编译文件 #
+###################
+*.com
+*.class
+#*.dll
+*.exe
+#*.o
+#*.so
+main
+vermeer
+
+# 压缩包 #
+############
+# Git 自带压缩,如果这些压缩包里有代码,建议解压后 commit
+*.7z
+*.dmg
+*.gz
+*.iso
+*.jar
+*.rar
+*.tar
+*.zip
+
+# 日志文件和数据库 #
+######################
+*.log
+*.sqlite
+*.db
+
+# 临时文件 #
+######################
+tmp/
+.tmp/
+data/
+result/
+vermeer_data/
+
+# 系统生成文件 #
+######################
+.DS_Store
+.DS_Store?
+.AppleDouble
+.LSOverride
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+.TemporaryItems
+.fseventsd
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# IDE 和编辑器 #
+######################
+.idea/
+/go_build_*
+out/
+#.vscode/
+.vscode/settings.json
+*.sublime*
+__debug_bin
+.project
+
+# 前端工具链 #
+######################
+.sass-cache/*
+node_modules/
+/output/
+/bin/*
+!/bin/*.sh

vermeer/Dockerfile

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+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+FROM golang:1.18-alpine AS builder
+COPY ./ /src/
+WORKDIR /src/
+ENV CGO_ENABLED="0"
+RUN go build -o /go/bin/app
+
+FROM alpine
+EXPOSE 8080
+COPY --from=builder /go/bin/app /go/bin/app
+COPY --from=builder /src/config/ /go/bin/config/
+COPY --from=builder /usr/local/go/lib/time/zoneinfo.zip /
+ENV TZ=Asia/Shanghai
+ENV ZONEINFO=/zoneinfo.zip
+
+WORKDIR /go/bin/
+ENTRYPOINT ["/go/bin/app"]

vermeer/README.md

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+# 图计算平台
+
+### grpc protobuf 依赖项安装
+
+````
+go install google.golang.org/protobuf/cmd/[email protected] \
+go install google.golang.org/grpc/cmd/[email protected]
+````
+
+---
+
+### protobuf build
+
+````
+../../tools/protoc/osxm1/protoc *.proto --go-grpc_out=. --go_out=.
+````
+
+---
+
+### 交叉编译
+
+````
+linux: GOARCH=amd64 GOOS=linux go build 
+CC=x86_64-linux-musl-gcc CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build -buildmode=plugin
+````
+
+---
+
+### 运行
+
+```
+master: ./vermeer --env=master
+worker: ./vermeer --env=worker01
+# 参数env是指定使用config文件夹下的配置文件名
+or
+./vermeer.sh start master
+./vermeer.sh start worker
+# 配置项在vermeer.sh中指定
+```
+
+---
+
+## supervisord
+
+配置文件参考 config/supervisor.conf
+
+````
+# 启动 run as daemon
+./supervisord -c supervisor.conf -d
+````
+
+# 使用hubble平台
+有三种搭建方式，参考https://hugegraph.apache.org/docs/quickstart/hugegraph-hubble/
+
+Use Docker (Convenient for Test/Dev)
+Download the Toolchain binary package
+Source code compilation

vermeer/algorithms/algorithms.go

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+/*
+Licensed to the Apache Software Foundation (ASF) under one or more
+contributor license agreements. See the NOTICE file distributed with this
+work for additional information regarding copyright ownership. The ASF
+licenses this file to You under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+License for the specific language governing permissions and limitations
+under the License.
+*/
+
+package algorithms
+
+import "vermeer/apps/compute"
+
+var Algorithms []compute.AlgorithmMaker