doc(README): headline

.drone.yml

@@ -57,7 +57,7 @@ steps:
     dockerfile: Dockerfile
     auto_tag: false
     tags: latest-amd64
-    repo: volkerraschek/fetchmail
+    repo: volkerraschek/postfixadmin-fetchmail
     username:
       from_secret: container_image_registry_user
     password:
@@ -112,7 +112,7 @@ steps:
     dockerfile: Dockerfile
     auto_tag: false
     tags: latest-armv7
-    repo: volkerraschek/fetchmail
+    repo: volkerraschek/postfixadmin-fetchmail
     username:
       from_secret: container_image_registry_user
     password:
@@ -213,7 +213,7 @@ steps:
     dockerfile: Dockerfile
     auto_tag: true
     auto_tag_suffix: amd64
-    repo: volkerraschek/fetchmail
+    repo: volkerraschek/postfixadmin-fetchmail
     username:
       from_secret: container_image_registry_user
     password:
@@ -248,7 +248,7 @@ trigger:
   event:
   - tag
   repo:
-  - volker.raschek/fetchmail-docker
+  - volker.raschek/postfixadmin-fetchmail-docker
 
 ---
 kind: pipeline
@@ -266,7 +266,7 @@ steps:
     dockerfile: Dockerfile
     auto_tag: true
     auto_tag_suffix: armv7
-    repo: volkerraschek/fetchmail
+    repo: volkerraschek/postfixadmin-fetchmail
     username:
       from_secret: container_image_registry_user
     password:
@@ -301,7 +301,7 @@ trigger:
   event:
   - tag
   repo:
-  - volker.raschek/fetchmail-docker
+  - volker.raschek/postfixadmin-fetchmail-docker
 
 ---
 kind: pipeline
@@ -348,7 +348,7 @@ trigger:
   event:
   - tag
   repo:
-  - volker.raschek/fetchmail-docker
+  - volker.raschek/postfixadmin-fetchmail-docker
 
 ---
 kind: pipeline
@@ -397,4 +397,4 @@ trigger:
   event:
   - push
   repo:
-  - volker.raschek/fetchmail-docker
+  - volker.raschek/postfixadmin-fetchmail-docker

README.md

@@ -1,4 +1,4 @@
-# fetchmail-docker
+# PostfixAdmin's fetchmail
 
 [![Build Status](https://drone.cryptic.systems/api/badges/volker.raschek/fetchmail-docker/status.svg)](https://drone.cryptic.systems/volker.raschek/fetchmail-docker)
 [![Docker Pulls](https://img.shields.io/docker/pulls/volkerraschek/fetchmail)](https://hub.docker.com/r/volkerraschek/fetchmail)
@@ -8,8 +8,9 @@ This project contains all sources to build the container image
 mails from external servers and forward them to on local running mail server.
 
 The configuration file will be automatically generated based on information from
-a database. As table the fetchmail table from the schema of
-[postfixadmin](https://github.com/postfixadmin/postfixadmin) is expected.
+a supported database backend of
+[postfixadmin](https://github.com/postfixadmin/postfixadmin). The information
+are stored in the table `fetchmail` of the database scheme of PostfixAdmin.
 
 ## Usage
 
@@ -25,6 +26,7 @@ $ docker run \
   --rm \
   --env DATABASE_TYPE: Pg \
   --env DATABASE_HOST: postgres \
+  --env DATABASE_PORT: 5432 \
   --env DATABASE_NAME: postgres \
   --env DATABASE_USER: fetchmail \
   --env DATABASE_PASSWORD: MySecretPassword \
@@ -39,6 +41,7 @@ $ docker run \
   --rm \
   --env DATABASE_TYPE: my \
   --env DATABASE_HOST: root \
+  --env DATABASE_PORT: 3306 \
   --env DATABASE_NAME: mysql \
   --env DATABASE_USER: fetchmail \
   --env DATABASE_PASSWORD: MySecretPassword \
@@ -62,18 +65,47 @@ services:
     environment:
     - DATABASE_TYPE=${DATABASE_TYPE}
     - DATABASE_HOST=${DATABASE_HOST}
+    - DATABASE_HOST=${DATABASE_PORT}
     - DATABASE_NAME=${DATABASE_NAME}
     - DATABASE_USER=${DATABASE_USER}
     - DATABASE_PASSWORD=${DATABASE_PASSWORD}
     network_mode: host
 ```
 
-## Build container image manually
+## Environment variables
 
-To build the images manually check out the repository on
-[github](https://github.com/volker-raschek/fetchmail-docker) with git and use
-the make command to build the container image.
+### DATABASE_TYPE
 
-```bash
-make container-image/build
-```
+Currently will be only postgres, mysql and mariadb supported. About the
+environment variable `DATABASE_TYPE` can the backend type defined. The value is
+required.
+
+| database type | value |
+| ------------- | ----- |
+| mysql/mariadb | `my`  |
+| postgres      | `Pg`  |
+
+### DATABASE_USER
+
+The environment variable `DATABASE_USER` is undefined and required. The value
+contains the database user which one fetchmail use to login.
+
+### DATABASE_PASSWORD
+
+The environment variable `DATABASE_PASSWORD` is undefined and required. The value
+contains the password of the database user which one fetchmail use to login.
+
+### DATABASE_HOST
+
+The environment variable `DATABASE_HOST` is undefined and required. The value
+contains the DNS name or IP address of the host, where the database is hosted.
+
+### DATABASE_PORT
+
+The environment variable `DATABASE_PORT` is undefined and required. The value
+contains the port of the host, where the database is listen on.
+
+### DATABASE_NAME
+
+The environment variable `DATABASE_NAME` is undefined and required. The value
+contains the name of the database against which should be logged in.

fetchmail.pl

@@ -15,10 +15,11 @@ use LockFile::Simple qw(lock trylock unlock);
 
 # database backend - uncomment one of these
 our $db_type=$ENV{'DATABASE_TYPE'};
-our $db_host=$ENV{'DATABASE_HOST'};
-our $db_name=$ENV{'DATABASE_NAME'};
 our $db_username=$ENV{'DATABASE_USER'};
 our $db_password=$ENV{'DATABASE_PASSWORD'};
+our $db_host=$ENV{'DATABASE_HOST'};
+our $db_port=$ENV{'DATABASE_PORT'};
+our $db_name=$ENV{'DATABASE_NAME'};
 
 # instead of changing this script, you can put your settings to /etc/mail/postfixadmin/fetchmail.conf
 # just use perl syntax there to fill the variables listed above (without the "our" keyword). Example:
@@ -60,7 +61,7 @@ if (-e $configfile) {
 }
 
 if($db_type eq "Pg" || $db_type eq "mysql") {
-  $dsn = "DBI:$db_type:database=$db_name;host=$db_host";
+  $dsn = "DBI:$db_type:database=$db_name;host=$db_host;port=$db_port";
 } else {
   log_and_die "unsupported db_type $db_type";
 }

manifest.tmpl

@@ -1,4 +1,4 @@
-image: volkerraschek/fetchmail:{{#if build.tag}}{{trimPrefix "v" build.tag}}{{else}}latest{{/if}}
+image: volkerraschek/postfixadmin-fetchmail:{{#if build.tag}}{{trimPrefix "v" build.tag}}{{else}}latest{{/if}}
 {{#if build.tags}}
 tags:
 {{#each build.tags}}
@@ -8,12 +8,12 @@ tags:
 {{/if}}
 manifests:
   -
-    image: volkerraschek/fetchmail:{{#if build.tag}}{{trimPrefix "v" build.tag}}{{else}}latest{{/if}}-amd64
+    image: volkerraschek/postfixadmin-fetchmail:{{#if build.tag}}{{trimPrefix "v" build.tag}}{{else}}latest{{/if}}-amd64
     platform:
       architecture: amd64
       os: linux
   -
-    image: volkerraschek/fetchmail:{{#if build.tag}}{{trimPrefix "v" build.tag}}{{else}}latest{{/if}}-armv7
+    image: volkerraschek/postfixadmin-fetchmail:{{#if build.tag}}{{trimPrefix "v" build.tag}}{{else}}latest{{/if}}-armv7
     platform:
       architecture: arm
       os: linux