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devops-school/smtp-test-1.sh

Last active November 18, 2024 16:14
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  1. devops-school revised this gist Feb 21, 2023. 1 changed file with 48 additions and 0 deletions.
    48 changes: 48 additions & 0 deletions smtp-test-1.sh
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    #!/bin/bash

    # Set the SMTP server name and port number
    SMTP_SERVER="email-smtp.ap-south-1.amazonaws.com"
    SMTP_PORT="587"

    # Set the sender email address and AWS SES username and password
    SENDER_EMAIL="[email protected]"
    SES_USERNAME="XXXXXXXXXXX"
    SES_PASSWORD="XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"

    # Set the recipient email address
    RECIPIENT_EMAIL="[email protected]"

    # Test SMTP credentials using openssl and telnet
    echo "Testing SMTP credentials..."
    openssl s_client -connect $SMTP_SERVER:$SMTP_PORT -starttls smtp -crlf <<< "EHLO $SMTP_SERVER" > /dev/null
    echo "HELO $SMTP_SERVER" | openssl s_client -starttls smtp -connect $SMTP_SERVER:$SMTP_PORT -crlf -quiet -ign_eof 2>&1 > /dev/null
    echo "QUIT" | openssl s_client -starttls smtp -connect $SMTP_SERVER:$SMTP_PORT -crlf -quiet -ign_eof 2>&1 > /dev/null

    # Send a test email using telnet
    echo "Sending a test email..."
    {
    sleep 1
    echo "EHLO $SMTP_SERVER"
    sleep 1
    echo "AUTH LOGIN"
    sleep 1
    echo -n "$SES_USERNAME" | base64
    sleep 1
    echo -n "$SES_PASSWORD" | base64
    sleep 1
    echo "MAIL FROM: <$SENDER_EMAIL>"
    sleep 1
    echo "RCPT TO: <$RECIPIENT_EMAIL>"
    sleep 1
    echo "DATA"
    sleep 1
    echo "Subject: Test Email"
    echo "From: $SENDER_EMAIL"
    echo "To: $RECIPIENT_EMAIL"
    echo "This is a test email."
    echo "."
    sleep 1
    echo "QUIT"
    } | openssl s_client -starttls smtp -connect $SMTP_SERVER:$SMTP_PORT -crlf -quiet -ign_eof 2>&1 > /dev/null

    echo "Test complete."
  2. devops-school created this gist Feb 16, 2023.
    24 changes: 24 additions & 0 deletions smtp-test.sh
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    #!/bin/bash

    # Set the SMTP server name and port number
    SMTP_SERVER="email-smtp.us-east-1.amazonaws.com"
    SMTP_PORT="587"

    # Set the sender email address and AWS SES username and password
    SENDER_EMAIL="[email protected]"
    SES_USERNAME="AWS-SES-USERNAME"
    SES_PASSWORD="AWS-SES-PASSWORD"

    # Set the recipient email address
    RECIPIENT_EMAIL="[email protected]"

    # Test SMTP credentials using openssl and mailx
    echo "Testing SMTP credentials..."
    openssl s_client -connect $SMTP_SERVER:$SMTP_PORT -starttls smtp -crlf <<< "EHLO $SMTP_SERVER" > /dev/null
    echo "HELO $SMTP_SERVER" | openssl s_client -starttls smtp -connect $SMTP_SERVER:$SMTP_PORT -crlf -quiet -ign_eof 2>&1 > /dev/null

    # Send a test email using mailx
    echo "Sending a test email..."
    echo "This is a test email" | mailx -v -r $SENDER_EMAIL -s "Test Email" -S smtp="$SMTP_SERVER:$SMTP_PORT" -S smtp-use-starttls -S smtp-auth=login -S smtp-auth-user="$SES_USERNAME" -S smtp-auth-password="$SES_PASSWORD" $RECIPIENT_EMAIL

    echo "Test complete."