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Merge pull request #1137 from BlackDex/smtp-multi-auth-mechanism

Allow multiple SMTP Auth meganisms.
Dieser Commit ist enthalten in:
Daniel García 2020-09-13 15:09:58 +02:00 committet von GitHub
Commit 3c377d97dc
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GPG-Schlüssel-ID: 4AEE18F83AFDEB23
3 geänderte Dateien mit 24 neuen und 11 gelöschten Zeilen

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@ -1,7 +1,7 @@
## Bitwarden_RS Configuration File ## Bitwarden_RS Configuration File
## Uncomment any of the following lines to change the defaults ## 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 . ## in the admin interface. Those overrides are stored within DATA_FOLDER/config.json .
## Main data folder ## Main data folder
@ -70,7 +70,7 @@
## Log level ## Log level
## Change the verbosity of the log output ## Change the verbosity of the log output
## Valid values are "trace", "debug", "info", "warn", "error" and "off" ## 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 ## routes and static file, websocket and alive requests
# LOG_LEVEL=Info # LOG_LEVEL=Info
@ -184,7 +184,7 @@
## Authenticator Settings ## Authenticator Settings
## Disable authenticator time drifted codes to be valid. ## Disable authenticator time drifted codes to be valid.
## TOTP codes of the previous and next 30 seconds will be invalid ## TOTP codes of the previous and next 30 seconds will be invalid
## ##
## According to the RFC6238 (https://tools.ietf.org/html/rfc6238), ## 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. ## 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. ## 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_EXPLICIT_TLS=true # N.B. This variable configures Implicit TLS. It's currently mislabelled (see bug #851)
# SMTP_USERNAME=username # SMTP_USERNAME=username
# SMTP_PASSWORD=password # 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_AUTH_MECHANISM="Plain"
# SMTP_TIMEOUT=15 # SMTP_TIMEOUT=15

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@ -400,7 +400,7 @@ make_config! {
smtp_username: String, true, option; smtp_username: String, true, option;
/// Password /// Password
smtp_password: Pass, true, option; 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_auth_mechanism: String, true, option;
/// SMTP connection timeout |> Number of seconds when to stop trying to connect to the SMTP server /// SMTP connection timeout |> Number of seconds when to stop trying to connect to the SMTP server
smtp_timeout: u64, true, def, 15; smtp_timeout: u64, true, def, 15;
@ -428,7 +428,7 @@ fn validate_config(cfg: &ConfigItems) -> Result<(), Error> {
let dom = cfg.domain.to_lowercase(); let dom = cfg.domain.to_lowercase();
if !dom.starts_with("http://") && !dom.starts_with("https://") { 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; let whitelist = &cfg.signups_domains_whitelist;

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@ -49,12 +49,22 @@ fn mailer() -> SmtpTransport {
let smtp_client = match CONFIG.smtp_auth_mechanism() { let smtp_client = match CONFIG.smtp_auth_mechanism() {
Some(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 if !selected_mechanisms.is_empty() {
match serde_json::from_str::<SmtpAuthMechanism>(&correct_mechanism) { smtp_client.authentication(selected_mechanisms)
Ok(auth_mechanism) => smtp_client.authentication(vec![auth_mechanism]), } else {
_ => panic!("Failure to parse mechanism. Is it proper Json? Eg. `\"Plain\"` not `Plain`"), // 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, _ => smtp_client,