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Add comments for SMTP authentication mechanisms

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Enhanced the documentation by adding detailed comments for each SMTP authentication type, specifying their references to RFC documents. Corrected comments for error variables to match the corresponding authentication schemas.
This commit is contained in:
Winni Neessen 2024-10-01 17:00:43 +02:00
parent 7499bae3eb
commit b69ad27de3
Signed by: wneessen
GPG key ID: 385AC9889632126E
1 changed files with 18 additions and 7 deletions
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25
auth.go
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@ -29,9 +29,20 @@ const (
// https://developers.google.com/gmail/imap/xoauth2-protocol
SMTPAuthXOAUTH2 SMTPAuthType = "XOAUTH2"
SMTPAuthSCRAMSHA1 SMTPAuthType = "SCRAM-SHA-1"
SMTPAuthSCRAMSHA1PLUS SMTPAuthType = "SCRAM-SHA-1-PLUS"
SMTPAuthSCRAMSHA256 SMTPAuthType = "SCRAM-SHA-256"
// SMTPAuthSCRAMSHA1 represents the SCRAM-SHA-1 SMTP authentication mechanism
// https://datatracker.ietf.org/doc/html/rfc5802
SMTPAuthSCRAMSHA1 SMTPAuthType = "SCRAM-SHA-1"
// SMTPAuthSCRAMSHA1PLUS represents the "SCRAM-SHA-1-PLUS" authentication mechanism for SMTP.
// https://datatracker.ietf.org/doc/html/rfc5802
SMTPAuthSCRAMSHA1PLUS SMTPAuthType = "SCRAM-SHA-1-PLUS"
// SMTPAuthSCRAMSHA256 represents the SCRAM-SHA-256 authentication mechanism for SMTP.
// https://datatracker.ietf.org/doc/html/rfc7677
SMTPAuthSCRAMSHA256 SMTPAuthType = "SCRAM-SHA-256"
// SMTPAuthSCRAMSHA256PLUS represents the "SCRAM-SHA-256-PLUS" SMTP AUTH type.
// https://datatracker.ietf.org/doc/html/rfc7677
SMTPAuthSCRAMSHA256PLUS SMTPAuthType = "SCRAM-SHA-256-PLUS"
)
@ -49,15 +60,15 @@ var (
// ErrXOauth2AuthNotSupported should be used if the target server does not support the "XOAUTH2" schema
ErrXOauth2AuthNotSupported = errors.New("server does not support SMTP AUTH type: XOAUTH2")
// ErrSCRAMSHA1AuthNotSupported should be used if the target server does not support the "XOAUTH2" schema
// ErrSCRAMSHA1AuthNotSupported should be used if the target server does not support the "SCRAM-SHA-1" schema
ErrSCRAMSHA1AuthNotSupported = errors.New("server does not support SMTP AUTH type: SCRAM-SHA-1")
// ErrSCRAMSHA1PLUSAuthNotSupported should be used if the target server does not support the "XOAUTH2" schema
// ErrSCRAMSHA1PLUSAuthNotSupported should be used if the target server does not support the "SCRAM-SHA-1-PLUS" schema
ErrSCRAMSHA1PLUSAuthNotSupported = errors.New("server does not support SMTP AUTH type: SCRAM-SHA-1-PLUS")
// ErrSCRAMSHA256AuthNotSupported should be used if the target server does not support the "XOAUTH2" schema
// ErrSCRAMSHA256AuthNotSupported should be used if the target server does not support the "SCRAM-SHA-256" schema
ErrSCRAMSHA256AuthNotSupported = errors.New("server does not support SMTP AUTH type: SCRAM-SHA-256")
// ErrSCRAMSHA256PLUSAuthNotSupported should be used if the target server does not support the "XOAUTH2" schema
// ErrSCRAMSHA256PLUSAuthNotSupported should be used if the target server does not support the "SCRAM-SHA-256-PLUS" schema
ErrSCRAMSHA256PLUSAuthNotSupported = errors.New("server does not support SMTP AUTH type: SCRAM-SHA-256-PLUS")
)