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Feature_add-smtp_use_tls_option #6

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Feature_add-smtp_use_tls_option #6

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3 changes: 2 additions & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -17,8 +17,9 @@ This image supports the following enironment variables. All are **required**.
| `SMTP_RELAY_PASSWORD` | Password for upstream SMTP relay server | `pAsSwOrD` |
| `SMTP_RELAY_MYHOSTNAME` | Hostname of this SMTP relay | `smtp-relay.yourhost.com` |
| `SMTP_RELAY_MYNETWORKS` | Comma-separated list of local networks that can use this SMTP relay | `127.0.0.0/8,10.0.0.0/8` |
| `SMTP_RELAY_WRAPPERMODE` | Request postfix connects using SUBMISSIONS/SMTPS protocol instead of STARTTLS | `no` |
| `SMTP_RELAY_WRAPPERMODE` | Request postfix connects using SUBMISSIONS/SMTPS protocol instead of STARTTLS | `no` |
| `SMTP_TLS_SECURITY_LEVEL` | default SMTP TLS security level for the Postfix SMTP client | `""` |
| `SMTP_USE_TLS` | Define TLS usage to secure communication between mail servers | `no` |

# Quickstart
Run on docker
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1 change: 1 addition & 0 deletions smtp-relay.sh
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Expand Up @@ -17,6 +17,7 @@ rm /etc/postfix/sasl_passwd || exit 1
postconf 'smtp_sasl_auth_enable = yes' || exit 1
postconf 'smtp_sasl_password_maps = lmdb:/etc/postfix/sasl_passwd' || exit 1
postconf 'smtp_sasl_security_options =' || exit 1
postconf "smtp_use_tls = ${SMTP_USE_TLS:-no}" || exit 1

# These are required.
postconf "relayhost = ${SMTP_RELAY_HOST}" || exit 1
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