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Allow multiple SMTP Auth meganisms.

- Allow all SMTP Auth meganisms supported by Lettre.
- The config value order is leading and values can be separated by a
  comma ','
- Case doesn't matter, and invalid values are ignored.
- Warning is printed when no valid value is found at all.
Dieser Commit ist enthalten in:
BlackDex 2020-09-12 21:47:24 +02:00
Ursprung a0d92a167c
Commit c877583979
3 geänderte Dateien mit 24 neuen und 11 gelöschten Zeilen

Datei anzeigen

@ -1,7 +1,7 @@
## Bitwarden_RS Configuration File
## Uncomment any of the following lines to change the defaults
##
## Be aware that most of these settings will be overridden if they were changed
##
## Be aware that most of these settings will be overridden if they were changed
## in the admin interface. Those overrides are stored within DATA_FOLDER/config.json .
## Main data folder
@ -70,7 +70,7 @@
## Log level
## Change the verbosity of the log output
## Valid values are "trace", "debug", "info", "warn", "error" and "off"
## Setting it to "trace" or "debug" would also show logs for mounted
## Setting it to "trace" or "debug" would also show logs for mounted
## routes and static file, websocket and alive requests
# LOG_LEVEL=Info
@ -184,7 +184,7 @@
## Authenticator Settings
## Disable authenticator time drifted codes to be valid.
## TOTP codes of the previous and next 30 seconds will be invalid
##
##
## According to the RFC6238 (https://tools.ietf.org/html/rfc6238),
## we allow by default the TOTP code which was valid one step back and one in the future.
## This can however allow attackers to be a bit more lucky with there attempts because there are 3 valid codes.
@ -210,6 +210,9 @@
# SMTP_EXPLICIT_TLS=true # N.B. This variable configures Implicit TLS. It's currently mislabelled (see bug #851)
# SMTP_USERNAME=username
# SMTP_PASSWORD=password
## Defaults for SSL is "Plain" and "Login" and nothing for Non-SSL connections.
## Possible values: ["Plain", "Login", "Xoauth2"].
## Multiple options need to be separated by a comma ','.
# SMTP_AUTH_MECHANISM="Plain"
# SMTP_TIMEOUT=15

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@ -400,7 +400,7 @@ make_config! {
smtp_username: String, true, option;
/// Password
smtp_password: Pass, true, option;
/// Json form auth mechanism |> Defaults for ssl is "Plain" and "Login" and nothing for non-ssl connections. Possible values: ["Plain", "Login", "Xoauth2"]
/// Json form auth mechanism |> Defaults for ssl is "Plain" and "Login" and nothing for non-ssl connections. Possible values: ["Plain", "Login", "Xoauth2"]. Multiple options need to be separated by a comma.
smtp_auth_mechanism: String, true, option;
/// SMTP connection timeout |> Number of seconds when to stop trying to connect to the SMTP server
smtp_timeout: u64, true, def, 15;
@ -428,7 +428,7 @@ fn validate_config(cfg: &ConfigItems) -> Result<(), Error> {
let dom = cfg.domain.to_lowercase();
if !dom.starts_with("http://") && !dom.starts_with("https://") {
err!("DOMAIN variable needs to contain the protocol (http, https). Use 'http[s]://bw.example.com' instead of 'bw.example.com'");
err!("DOMAIN variable needs to contain the protocol (http, https). Use 'http[s]://bw.example.com' instead of 'bw.example.com'");
}
let whitelist = &cfg.signups_domains_whitelist;

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@ -55,12 +55,22 @@ fn mailer() -> SmtpTransport {
let smtp_client = match CONFIG.smtp_auth_mechanism() {
Some(mechanism) => {
let correct_mechanism = format!("\"{}\"", crate::util::upcase_first(mechanism.trim_matches('"')));
let allowed_mechanisms = vec![SmtpAuthMechanism::Plain, SmtpAuthMechanism::Login, SmtpAuthMechanism::Xoauth2];
let mut selected_mechanisms = vec![];
for wanted_mechanism in mechanism.split(',') {
for m in &allowed_mechanisms {
if m.to_string().to_lowercase() == wanted_mechanism.trim_matches(|c| c == '"' || c == '\'' || c == ' ').to_lowercase() {
selected_mechanisms.push(m.clone());
}
}
};
// TODO: Allow more than one mechanism
match serde_json::from_str::<SmtpAuthMechanism>(&correct_mechanism) {
Ok(auth_mechanism) => smtp_client.authentication(vec![auth_mechanism]),
_ => panic!("Failure to parse mechanism. Is it proper Json? Eg. `\"Plain\"` not `Plain`"),
if !selected_mechanisms.is_empty() {
smtp_client.authentication(selected_mechanisms)
} else {
// Only show a warning, and return without setting an actual authentication mechanism
warn!("No valid SMTP Auth mechanism found for '{}', using default values", mechanism);
smtp_client
}
}
_ => smtp_client,