// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. // mkpkg builds the Tailscale rpm and deb packages. package main import ( "fmt" "log" "os" "strings" "github.com/goreleaser/nfpm" _ "github.com/goreleaser/nfpm/deb" _ "github.com/goreleaser/nfpm/rpm" "github.com/pborman/getopt" ) // parseFiles parses a comma-separated list of colon-separated pairs // into a map of filePathOnDisk -> filePathInPackage. func parseFiles(s string) (map[string]string, error) { ret := map[string]string{} if len(s) == 0 { return ret, nil } for _, f := range strings.Split(s, ",") { fs := strings.Split(f, ":") if len(fs) != 2 { return nil, fmt.Errorf("unparseable file field %q", f) } ret[fs[0]] = fs[1] } return ret, nil } func parseEmptyDirs(s string) []string { // strings.Split("", ",") would return []string{""}, which is not suitable: // this would create an empty dir record with path "", breaking the package if s == "" { return nil } return strings.Split(s, ",") } func main() { out := getopt.StringLong("out", 'o', "", "output file to write") goarch := getopt.StringLong("arch", 'a', "amd64", "GOARCH this package is for") pkgType := getopt.StringLong("type", 't', "deb", "type of package to build (deb or rpm)") files := getopt.StringLong("files", 'F', "", "comma-separated list of files in src:dst form") configFiles := getopt.StringLong("configs", 'C', "", "like --files, but for files marked as user-editable config files") emptyDirs := getopt.StringLong("emptydirs", 'E', "", "comma-separated list of empty directories") version := getopt.StringLong("version", 0, "0.0.0", "version of the package") postinst := getopt.StringLong("postinst", 0, "", "debian postinst script path") prerm := getopt.StringLong("prerm", 0, "", "debian prerm script path") postrm := getopt.StringLong("postrm", 0, "", "debian postrm script path") replaces := getopt.StringLong("replaces", 0, "", "package which this package replaces, if any") depends := getopt.StringLong("depends", 0, "", "comma-separated list of packages this package depends on") getopt.Parse() filesMap, err := parseFiles(*files) if err != nil { log.Fatalf("Parsing --files: %v", err) } configsMap, err := parseFiles(*configFiles) if err != nil { log.Fatalf("Parsing --configs: %v", err) } emptyDirList := parseEmptyDirs(*emptyDirs) info := nfpm.WithDefaults(&nfpm.Info{ Name: "tailscale", Arch: *goarch, Platform: "linux", Version: *version, Maintainer: "Tailscale Inc <info@tailscale.com>", Description: "The easiest, most secure, cross platform way to use WireGuard + oauth2 + 2FA/SSO", Homepage: "https://www.tailscale.com", License: "MIT", Overridables: nfpm.Overridables{ EmptyFolders: emptyDirList, Files: filesMap, ConfigFiles: configsMap, Scripts: nfpm.Scripts{ PostInstall: *postinst, PreRemove: *prerm, PostRemove: *postrm, }, }, }) if len(*depends) != 0 { info.Overridables.Depends = strings.Split(*depends, ",") } if *replaces != "" { info.Overridables.Replaces = []string{*replaces} info.Overridables.Conflicts = []string{*replaces} } switch *pkgType { case "deb": info.Section = "net" info.Priority = "extra" case "rpm": info.Overridables.RPM.Group = "Network" } pkg, err := nfpm.Get(*pkgType) if err != nil { log.Fatalf("Getting packager for %q: %v", *pkgType, err) } f, err := os.Create(*out) if err != nil { log.Fatalf("Creating output file %q: %v", *out, err) } defer f.Close() if err := pkg.Package(info, f); err != nil { log.Fatalf("Creating package %q: %v", *out, err) } }