58 lines
1.3 KiB
Bash
Executable File
58 lines
1.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Mail via GMX-Relay versenden (Docker-Image "hb42/smtp")
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#
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# Klappt nur direkt im Container, daher ggf. via ssh aufrufen (Annahme: remote user == local user)
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#
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# $1 = recipient
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# $2 = Mail-Betreff (ggf. in "")
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# $3 || STDIN = Mail-Body
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#
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# Verwendung:
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# > echo "sinnloser Text - äöüÄÖÜß -"| mail.sh hb242@pm.me "noch'n test"
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# > mail.sh hb242@pm.me "log whatever" ../log/some.log
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#
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DOCKER=/usr/bin/docker
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MAILCONTAINER=smtp
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MAILSERVER_IP=10.4.2.30
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SSH=""
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which ip >/dev/null 2>&1
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if [ $? -eq 0 ]; then
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# Linux
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myip=$(ip -o route get to 8.8.8.8 | sed -n 's/.*src \([0-9.]\+\).*/\1/p')
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else
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# macOS
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myip=$(ipconfig getifaddr en0) # FIXME: nicht sauber wg. explizitem IF!
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fi
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if [ "$myip" != "$MAILSERVER_IP" ]; then
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SSH="ssh $MAILSERVER_IP "
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fi
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TO=$1
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SUBJECT=$2
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shift 2
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if [ -z "$TO" ] || [ -z "$SUBJECT" ]; then
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echo "ERROR: missing parameter "
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echo
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echo "Usage: $0 recipient subject [file || STDIN]"
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echo
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exit
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fi
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# Mail body aus Datei oder STDIN holen
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CONTENT=$(cat ${1:--})
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# construct mail header + content and pipe to sendmail
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cat <<EOMB | $SSH $DOCKER exec -i $MAILCONTAINER /usr/sbin/sendmail -i -t
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FROM: hb42@gmx.de
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TO: ${TO}
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DATE: $(date -R)
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MIME-Version: 1.0
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Content-Type: text/plain; charset=utf-8
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SUBJECT: $SUBJECT
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$CONTENT
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EOMB
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