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Fix read username and password from file (#1930)

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* Fix read username and password from file

* Update Readme

* Add ru locale

* Update read the file from UnmarshalText

* Fix if not set username and password

* Fix if content in file empty

* Update ru locale

* Fix errorMsg for auth

* Removed local ru

Signed-off-by: Dmitry Mazurov <dimabzz@gmail.com>

* Remove struct for username and password

Signed-off-by: Dmitry Mazurov <dimabzz@gmail.com>
This commit is contained in:
Dmitry Mazurov
2022-10-31 19:31:27 +03:00
committed by GitHub
parent d6710453e5
commit fad75e2f5b
2 changed files with 29 additions and 28 deletions
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4
README.md
View File

@@ -98,7 +98,7 @@ this would then only allow you to view containers with a name starting with "foo
#### Authentication
Dozzle supports a very simple authentication out of the box with just username and password. You should deploy using SSL to keep the credentials safe. See configuration to use `--username` and `--password`.
Dozzle supports a very simple authentication out of the box with just username and password. You should deploy using SSL to keep the credentials safe. See configuration to use `--username` and `--password`. You can also use [docker secrets](https://docs.docker.com/engine/swarm/secrets/) `--usernamefile` and `--passwordfile`.
#### Changing base URL
@@ -129,6 +129,8 @@ Dozzle follows the [12-factor](https://12factor.net/) model. Configurations can
| `--filter` | `DOZZLE_FILTER` | `""` |
| `--username` | `DOZZLE_USERNAME` | `""` |
| `--password` | `DOZZLE_PASSWORD` | `""` |
| `--usernamefile` | `DOZZLE_USERNAME_FILE`| `""` |
| `--passwordfile` | `DOZZLE_PASSWORD_FILE`| `""` |
| `--no-analytics` | `DOZZLE_NO_ANALYTICS` | false |
## Troubleshooting and FAQs

51
main.go
View File

@@ -4,7 +4,6 @@ import (
"context"
"embed"
"io/fs"
"io/ioutil"
"net/http"
"os"
"os/signal"
@@ -25,6 +24,16 @@ var (
version = "head"
)
type DockerSecret struct {
Value string
}
func (s *DockerSecret) UnmarshalText(b []byte) error {
v, err := os.ReadFile(string(b))
s.Value = string(v)
return err
}
type args struct {
Addr string `arg:"env:DOZZLE_ADDR" default:":8080" help:"sets host:port to bind for server. This is rarely needed inside a docker container."`
Base string `arg:"env:DOZZLE_BASE" default:"/" help:"sets the base for http router."`
@@ -32,8 +41,8 @@ type args struct {
TailSize int `arg:"env:DOZZLE_TAILSIZE" default:"300" help:"update the initial tail size when fetching logs."`
Username string `arg:"env:DOZZLE_USERNAME" help:"sets the username for auth."`
Password string `arg:"env:DOZZLE_PASSWORD" help:"sets password for auth"`
UsernameFILE string `arg:"env:DOZZLE_USERNAME_FILE" help:"sets the secret path read username for auth."`
PasswordFILE string `arg:"env:DOZZLE_PASSWORD_FILE" help:"sets the secret path read password for auth"`
UsernameFile *DockerSecret `arg:"env:DOZZLE_USERNAME_FILE" help:"sets the secret path read username for auth."`
PasswordFile *DockerSecret `arg:"env:DOZZLE_PASSWORD_FILE" help:"sets the secret path read password for auth"`
NoAnalytics bool `arg:"--no-analytics,env:DOZZLE_NO_ANALYTICS" help:"disables anonymous analytics"`
WaitForDockerSeconds int `arg:"--wait-for-docker-seconds,env:DOZZLE_WAIT_FOR_DOCKER_SECONDS" help:"wait for docker to be available for at most this many seconds before starting the server."`
FilterStrings []string `arg:"env:DOZZLE_FILTER,--filter,separate" help:"filters docker containers using Docker syntax."`
@@ -96,26 +105,16 @@ func main() {
}
}
username := args.Username
password := args.Password
if args.UsernameFILE != "" && args.PasswordFILE != "" {
contentUser, err := ioutil.ReadFile(args.UsernameFILE)
if err != nil {
log.Fatal(err)
}
username = string(contentUser)
contentPassword, err := ioutil.ReadFile(args.PasswordFILE)
if err != nil {
log.Fatal(err)
}
password = string(contentPassword)
if args.Username == "" && args.UsernameFile != nil {
args.Username = strings.TrimSpace(args.UsernameFile.Value)
}
if (args.Username != "" || args.Password != "") || (args.UsernameFILE != "" || args.PasswordFILE != "") {
if username == "" || password == "" {
if args.Password == "" && args.PasswordFile != nil {
args.Password = strings.Split(args.PasswordFile.Value, "\n")[0]
}
if args.Username != "" || args.Password != "" {
if args.Username == "" || args.Password == "" {
log.Fatalf("Username AND password are required for authentication")
}
}
@@ -125,8 +124,8 @@ func main() {
Base: args.Base,
Version: version,
TailSize: args.TailSize,
Username: username,
Password: password,
Username: args.Username,
Password: args.Password,
}
assets, err := fs.Sub(content, "dist")
@@ -140,7 +139,7 @@ func main() {
}
srv := web.CreateServer(dockerClient, assets, config)
go doStartEvent(args, username)
go doStartEvent(args)
go func() {
log.Infof("Accepting connections on %s", srv.Addr)
if err := srv.ListenAndServe(); err != http.ErrServerClosed {
@@ -159,7 +158,7 @@ func main() {
os.Exit(0)
}
func doStartEvent(arg args, username string) {
func doStartEvent(arg args) {
if arg.NoAnalytics {
log.Debug("Analytics disabled.")
return
@@ -177,7 +176,7 @@ func doStartEvent(arg args, username string) {
CustomAddress: arg.Addr != ":8080",
CustomBase: arg.Base != "/",
TailSize: arg.TailSize,
Protected: username != "",
Protected: arg.Username != "",
}
if err := analytics.SendStartEvent(event); err != nil {