initial commit
This commit is contained in:
parent
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commit
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kind: pipeline
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name: default
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workspace:
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base: /go
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path: src/deadbeef.codes/steven/lineageos-ota-server
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steps:
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- name: build server
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image: golang
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pull: always
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environment:
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GOOS: linux
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GOARCH: amd64
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CGO_ENABLED: 0
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commands:
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- go version
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- go get
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- go build -a -ldflags '-w'
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- name: package in docker container
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image: plugins/docker
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settings:
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repo: registry.deadbeef.codes/masterlist
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FROM scratch
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LABEL maintainer="himself@stevenpolley.net"
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COPY lineageos-ota-server .
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EXPOSE 8080
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CMD [ "./linageos-ota-server" ]
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package main
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import (
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"encoding/json"
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"fmt"
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"io/fs"
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"log"
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"net/http"
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"os"
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"path/filepath"
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"strings"
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)
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// Information for a LineageOS ROM available for download
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type LineageOSROM struct {
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Datetime int `json:"datetime"`
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Filename string `json:"filename"`
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ID string `json:"id"`
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Romtype string `json:"romtype"`
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Size int `json:"size"`
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URL string `json:"url"`
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Version string `json:"version"`
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}
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// The HTTP response JSON should be a JSON array of lineageOSROMS available for download
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type HttpResponseJSON struct {
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Response []LineageOSROM `json:"response"`
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}
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// HTTP Routing
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func main() {
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//Public static files
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http.Handle("/public/", http.StripPrefix("/public/", http.FileServer(http.Dir("public"))))
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// ROM list
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http.HandleFunc("/lineage", lineageOSROMListHandler)
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log.Print("Service listening on :8080")
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log.Fatal(http.ListenAndServe(":8080", nil))
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}
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// Reads the ROM files on the filesystem and populates a slice of linageOSROMs
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func getLineageOSROMs(romDirectory string) ([]LineageOSROM, error) {
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if _, err := os.Stat(romDirectory); os.IsNotExist(err) {
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return nil, fmt.Errorf("romDirectory '%s' does not exist", romDirectory)
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}
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// Get all the zip files and populate romFileNames slice
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var lineageOSROMs []LineageOSROM
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err := filepath.WalkDir(romDirectory, func(s string, d fs.DirEntry, err error) error {
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if err != nil {
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return fmt.Errorf("walk error occured during file '%s': %v", d.Name(), err)
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}
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if filepath.Ext(d.Name()) != ".zip" {
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return nil
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}
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fInfo, err := d.Info()
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if err != nil {
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return fmt.Errorf("failed to get file info '%s': %v", d.Name(), err)
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}
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// Get information about file and populate rom
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splitName := strings.Split(d.Name(), "-")
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if len(splitName) != 5 {
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log.Printf("ignoring zip file '%d', name is not formatted correctly ")
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}
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lineageOSROM := LineageOSROM{
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Datetime: int(fInfo.ModTime().Unix()),
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Filename: d.Name(),
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ID: "TBD",
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Romtype: "nightly",
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Size: int(fInfo.Size()),
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URL: fmt.Sprintf("https://lineageos-updater.deadbeef.codes/public/%s", d.Name()),
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Version: "TBD",
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}
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lineageOSROMs = append(lineageOSROMs, lineageOSROM)
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return nil
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})
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if err != nil {
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return nil, fmt.Errorf("failed to walk romDirectory '%s': %v", romDirectory, err)
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}
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return lineageOSROMs, nil
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}
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// http - GET /
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// Writes JSON response for the updater app to know what versions are available to download
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func lineageOSROMListHandler(w http.ResponseWriter, r *http.Request) {
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lineageOSROMs, err := getLineageOSROMs("public")
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if err != nil {
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w.WriteHeader(http.StatusInternalServerError)
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log.Printf("failed to get lineageOSROMs: %v", err)
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return
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}
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httpResponseJSON := &HttpResponseJSON{Response: lineageOSROMs}
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b, err := json.Marshal(httpResponseJSON)
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if err != nil {
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w.WriteHeader(http.StatusInternalServerError)
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log.Printf("failed to marshal lineageOSROMs to json: %v", err)
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return
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}
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w.Write(b)
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}
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@ -0,0 +1,8 @@
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<html>
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<head>
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<title>LineageOS OTA Server</title>
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</head>
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<body>
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<p>This is the public folder - the build artifact directory should be mounted to this folder so ota updates can be served.</p>
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</body>
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</html>
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