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feat: 将静态内容调整为embed嵌入,减少外部依赖文件 (opsre#325)
* feat: 将静态内容调整为embed嵌入,减少外部依赖文件
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,3 @@ | ||
| tmp | ||
| logs | ||
| public/static/dist |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,39 +1,29 @@ | ||
| FROM golang:1.18.10-alpine3.16 AS builder | ||
| FROM registry.cn-hangzhou.aliyuncs.com/ali_eryajf/golang:1.18.10-alpine3.17 AS builder | ||
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| # ENV GOPROXY https://goproxy.io | ||
| WORKDIR /app | ||
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| RUN mkdir /app && apk add --no-cache --virtual .build-deps \ | ||
| ca-certificates \ | ||
| gcc \ | ||
| g++ | ||
| RUN sed -i "s/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g" /etc/apk/repositories \ | ||
| && apk upgrade && apk add --no-cache --virtual .build-deps \ | ||
| ca-certificates gcc g++ curl | ||
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| ADD . /app/ | ||
| ADD . . | ||
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| WORKDIR /app | ||
| RUN release_url=$(curl -s https://api.github.com/repos/eryajf/go-ldap-admin-ui/releases/latest | grep "browser_download_url" | grep -v 'dist.zip.md5' | cut -d '"' -f 4); wget $release_url && unzip dist.zip && rm dist.zip && mv dist public/static | ||
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| RUN sed -i 's@localhost:389@openldap:389@g' /app/config.yml \ | ||
| && sed -i 's@host: localhost@host: mysql@g' /app/config.yml && go build -o go-ldap-admin . | ||
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| ### build final image | ||
| FROM alpine:3.16 | ||
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| # we set the timezone `Asia/Shanghai` by default, you can be modified | ||
| # by `docker build --build-arg="TZ=Other_Timezone ..."` | ||
| ARG TZ="Asia/Shanghai" | ||
| FROM registry.cn-hangzhou.aliyuncs.com/ali_eryajf/alpine:3.19 | ||
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| ENV TZ ${TZ} | ||
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| RUN mkdir /app | ||
| LABEL maintainer [email protected] | ||
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| WORKDIR /app | ||
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| COPY --from=builder /app/ . | ||
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| RUN apk upgrade \ | ||
| && apk add bash tzdata sqlite vim \ | ||
| && ln -sf /usr/share/zoneinfo/${TZ} /etc/localtime \ | ||
| && echo ${TZ} > /etc/timezone | ||
| COPY --from=builder /app/wait . | ||
| COPY --from=builder /app/LICENSE . | ||
| COPY --from=builder /app/config.yml . | ||
| COPY --from=builder /app/go-ldap-admin . | ||
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| RUN chmod +x wait go-ldap-admin | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| package middleware | ||
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| import ( | ||
| "embed" | ||
| "io/fs" | ||
| "net/http" | ||
| "os" | ||
| "path" | ||
| "strings" | ||
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| "github.com/gin-gonic/gin" | ||
| ) | ||
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| const INDEX = "index.html" | ||
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| type ServeFileSystem interface { | ||
| http.FileSystem | ||
| Exists(prefix string, path string) bool | ||
| } | ||
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| type localFileSystem struct { | ||
| http.FileSystem | ||
| root string | ||
| indexes bool | ||
| } | ||
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| func LocalFile(root string, indexes bool) *localFileSystem { | ||
| return &localFileSystem{ | ||
| FileSystem: gin.Dir(root, indexes), | ||
| root: root, | ||
| indexes: indexes, | ||
| } | ||
| } | ||
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| func (l *localFileSystem) Exists(prefix string, filepath string) bool { | ||
| if p := strings.TrimPrefix(filepath, prefix); len(p) < len(filepath) { | ||
| name := path.Join(l.root, p) | ||
| stats, err := os.Stat(name) | ||
| if err != nil { | ||
| return false | ||
| } | ||
| if stats.IsDir() { | ||
| if !l.indexes { | ||
| index := path.Join(name, INDEX) | ||
| _, err := os.Stat(index) | ||
| if err != nil { | ||
| return false | ||
| } | ||
| } | ||
| } | ||
| return true | ||
| } | ||
| return false | ||
| } | ||
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| func ServeRoot(urlPrefix, root string) gin.HandlerFunc { | ||
| return Serve(urlPrefix, LocalFile(root, false)) | ||
| } | ||
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| // Static returns a middleware handler that serves static files in the given directory. | ||
| func Serve(urlPrefix string, fs ServeFileSystem) gin.HandlerFunc { | ||
| fileserver := http.FileServer(fs) | ||
| if urlPrefix != "" { | ||
| fileserver = http.StripPrefix(urlPrefix, fileserver) | ||
| } | ||
| return func(c *gin.Context) { | ||
| if fs.Exists(urlPrefix, c.Request.URL.Path) { | ||
| fileserver.ServeHTTP(c.Writer, c.Request) | ||
| c.Abort() | ||
| } | ||
| } | ||
| } | ||
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| type embedFileSystem struct { | ||
| http.FileSystem | ||
| } | ||
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| func (e embedFileSystem) Exists(prefix string, path string) bool { | ||
| _, err := e.Open(path) | ||
| return err == nil | ||
| } | ||
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| func EmbedFolder(fsEmbed embed.FS, targetPath string) ServeFileSystem { | ||
| fsys, err := fs.Sub(fsEmbed, targetPath) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| return embedFileSystem{ | ||
| FileSystem: http.FS(fsys), | ||
| } | ||
| } |
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