gosmtp

golang mock smtp server for local testing - writes sent mail to local directory

• depends on github.com/corpix/smtpd

imapclient

golang imap client

• depends on github.com/emersion/go-imap

smtpclient

golang smtp client

• depends on net/smtp and net/mail

build server

• cd smtp
• go get -d -v
• go build

build imapclient

• cd smtp/imapclient
• go get -d -v
• go build

build smtpclient

• cd smtp/smtpclient
• go get -d -v
• go build

run mail mock server

• cd smtp
• go run smtp.go

run imapclient

• cd smtp/imapclient
• go run client.go

run smtpclient

• cd smtp/smtpclient
• go run client.go

debug

• cd smtp
• go get -u github.com/go-delve/delve/cmd/dlv
• dlv debug ./smtp

dockerize

• GOOS=linux GOARCH=386 go build (386 needed for busybox)
• GOOS=linux GOARCH=arm GOARM=6 go build (Raspberry Pi build)
• GOOS=linux GOARCH=arm64 go build (Odroid C2 build)
• docker build -t smtpmock .

run docker container

• cd smtp
• docker run -d --name smtpmock -p 1025:1025 smtpmock:latest
• docker stop smtpmock && docker rm smtpmock

test smtp mock server

• sudo apt-get install swaks
• echo "This is the email body" | swaks --to "me@test.com" --from "you@test.com" --server 127.0.0.1 --port 1025
• docker logs smtpmock