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Add support for custom SMTP HELO hostname (for FQDNS)

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This commit is contained in:
Kailash Nadh 2020-02-06 15:39:43 +05:30
parent 047de69770
commit 9a88c2ed7b
4 changed files with 25 additions and 8 deletions
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5
config.toml.sample
View file

@ -84,6 +84,11 @@ max_idle = 10
username = "xxxxx"
password = ""
# Optional. Some SMTP servers require a FQDN in the hostname.
# By default, HELLOs go with "localhost". Set this if a custom
# hostname should be used.
hello_hostname = ""
# Maximum time (milliseconds) to wait per e-mail push.
send_timeout = 5000

2
go.mod
View file

@ -30,4 +30,6 @@ require (
gopkg.in/volatiletech/null.v6 v6.0.0-20170828023728-0bef4e07ae1b
)
replace github.com/jordan-wright/email => github.com/knadh/email v0.0.0-20200206100304-6d2c7064c2e8
go 1.13

4
go.sum
View file

@ -24,6 +24,10 @@ github.com/jmoiron/sqlx v1.2.0 h1:41Ip0zITnmWNR/vHV+S4m+VoUivnWY5E4OJfLZjCJMA=
github.com/jmoiron/sqlx v1.2.0/go.mod h1:1FEQNm3xlJgrMD+FBdI9+xvCksHtbpVBBw5dYhBSsks=
github.com/jordan-wright/email v0.0.0-20181027021455-480bedc4908b h1:veTPVnbkOijplSJVywDYKDRPoZEN39kfuMDzzRKP0FA=
github.com/jordan-wright/email v0.0.0-20181027021455-480bedc4908b/go.mod h1:1c7szIrayyPPB/987hsnvNzLushdWf4o/79s3P08L8A=
github.com/knadh/email v0.0.0-20181027021455-480bedc4908b h1:EJPKWXCv9G08Gs5KWjUP8PKj8trrRsLO8B90KZycApE=
github.com/knadh/email v0.0.0-20181027021455-480bedc4908b/go.mod h1:xqJp94kA9qz2ffXuDJueBN+K6MP5BfEGmbIHR8MDJOo=
github.com/knadh/email v0.0.0-20200206100304-6d2c7064c2e8 h1:HVq7nA5uWjpo93WsWjva1YIBuQrr8UkWQEUbzg1DX+E=
github.com/knadh/email v0.0.0-20200206100304-6d2c7064c2e8/go.mod h1:Fy2gCFfZhay8jplf/Csj6cyH/oshQTkLQYZbKkcV+SY=
github.com/knadh/goyesql v1.1.1 h1:iQLgsjYI/zC417DhmZYxmJgWmCHhtV4fho5QazWL/1g=
github.com/knadh/goyesql v1.1.1/go.mod h1:W0tSzU8l7lYH1Fihj+bdQzkzOwvirrsMNHwkuY22qoY=
github.com/knadh/goyesql v2.0.0+incompatible h1:hJFJrU8kaiLmvYt9I/1k1AB7q+qRhHs/afzTfQ3eGqk=

22
messenger/emailer.go
View file

@ -13,14 +13,15 @@ const emName = "email"
// Server represents an SMTP server's credentials.
type Server struct {
Name string
Host string `koanf:"host"`
Port int `koanf:"port"`
AuthProtocol string `koanf:"auth_protocol"`
Username string `koanf:"username"`
Password string `koanf:"password"`
SendTimeout time.Duration `koanf:"send_timeout"`
MaxConns int `koanf:"max_conns"`
Name string
Host string `koanf:"host"`
Port int `koanf:"port"`
AuthProtocol string `koanf:"auth_protocol"`
Username string `koanf:"username"`
Password string `koanf:"password"`
HelloHostname string `koanf:"hello_hostname"`
SendTimeout time.Duration `koanf:"send_timeout"`
MaxConns int `koanf:"max_conns"`
mailer *email.Pool
}
@ -52,6 +53,11 @@ func NewEmailer(srv ...Server) (Messenger, error) {
return nil, err
}
// Optional SMTP HELLO hostname.
if server.HelloHostname != "" {
pool.SetHelloHostname(server.HelloHostname)
}
s.mailer = pool
e.servers[s.Name] = &s
e.serverNames = append(e.serverNames, s.Name)