Use notifier and clean up independent mail enabled and mail address configs

_man/src/check_updates.1.md

@@ -11,20 +11,19 @@ It's part of **system-helpers**.
 
 # DESCRIPTION
 
-**check_updates** checks for available updates using *checkupdates* and sends out a mail. It comes with systemd services.
+**check_updates** checks for available updates using *checkupdates* (which can be customized) and notifies. It comes with systemd services.
 
 By default, **check_updates** tries to read from *$HOME/.check_updates.conf* and */etc/check_updates.conf* for configuration. It will exit with a non-zero exit code if it cannot find a proper configuration file.
 
-The following are at least required for the script to work:\
+The following can be modified if defaults don't apply:\
-- **CHECK_UPDATES_MAIL_ADDRESS=""** which requires *mail.rc* to be configured and '*mailx*' command has be available.
+- **CHECK_UPDATES_UPDATES_CMD** is the command for retrieving which updates are available, by default it's set to */usr/bin/checkupdates* (Arch Linux default).\
-- **CHECK_UPDATES_UPDATES_CMD** is the command for retrieving which updates are available, by default it's set to */usr/bin/checkupdates* (Arch Linux default).
+- **CHECK_UPDATES_UPDATES_AMOUNT_CMD** is the command used to determine the amount of updates, by default it's set to */usr/bin/checkupdates | wc -l* (Arch Linux default).\
-- **CHECK_UPDATES_UPDATES_AMOUNT_CMD** is the command used to determine the amount of updates, by default it's set to */usr/bin/checkupdates | wc -l* (Arch Linux default).
 
 You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FILE** as user.
 
 # EXAMPLE
 
-Create a *$HOME/.check_updates.conf* and add *CHECK_UPDATES_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld. Examples can be found in */usr/share/doc/check_updates*.
+Create a *$HOME/.check_updates.conf* and add *CHECK_UPDATES_UPDATES_CMD="..."*. Notifications will be delivered via **notifier**. Examples can be found in */usr/share/doc/check_updates*.
 
 # EXIT VALUES
 **0**
@@ -32,3 +31,7 @@ Create a *$HOME/.check_updates.conf* and add *CHECK_UPDATES_MAIL_ADDRESS="alias@
 
 **1**
 : Error
+
+# SEE ALSO
+
+**notifier** - used as notification application

_man/src/disk_space_alert.1.md

@@ -3,7 +3,7 @@
 % January 2023
 
 # NAME
-disk_space_alert - Checks available disk space and sends out notification via mail. Configuration is done in environment files.\
+disk_space_alert - Checks available disk space and notifies. Configuration is done in environment files.\
 It's part of **system-helpers**.
 
 # SYNOPSIS
@@ -11,22 +11,19 @@ It's part of **system-helpers**.
 
 # DESCRIPTION
 
-**disk_space_alert** checks available diskspace for configured **mounts** and sends out a mail if certain limits are reached. It comes with systemd services.
+**disk_space_alert** checks available diskspace for configured **mounts** and notifies if certain limits are reached. It comes with systemd services.
 
 By default, **disk_space_alert** tries to read from *$HOME/.disk_space_alert.conf* and */etc/disk_space_alert.conf* for configuration. It will exit with a non-zero exit code if it cannot find a proper configuration file.
 
-The following are at least required for the script to work:\
+The following can be customized:\
-- **DISK_SPACE_ALERT_MAIL_ADDRESS=""** which requires *mail.rc* to be configured and '*mailx*' command has be available.\
+- **DISK_SPACE_ALERT_THRESHOLD=93** in percentage.\
-
+- **DISK_SPACE_ALERT_MOUNTPOINTS=("/")** is an array of mountpoints.\
-The following are optional or have reasonable defaults:
-- **DISK_SPACE_ALERT_THRESHOLD=93** in percentage
-- **DISK_SPACE_ALERT_MOUNTPOINTS=("/")** is an array of mountpoints
 
 You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FILE** as user.
 
 # EXAMPLE
 
-Create a *$HOME/.disk_space_alert.conf* and add *DISK_SPACE_ALERT_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld. Examples can be found in */usr/share/doc/disk_space_alert*.
+Create a *$HOME/.disk_space_alert.conf* and add *DISK_SPACE_ALERT_THRESHOLD="95"*. Notifications will be delivered via **notifier**. Examples can be found in */usr/share/doc/disk_space_alert*.
 
 # EXIT VALUES
 **0**
@@ -34,3 +31,7 @@ Create a *$HOME/.disk_space_alert.conf* and add *DISK_SPACE_ALERT_MAIL_ADDRESS="
 
 **1**
 : Error
+
+# SEE ALSO
+
+**notifier** - used as notification application

_man/src/docker_check.1.md

@@ -15,17 +15,15 @@ It's part of **system-helpers**.
 
 By default, **docker_check** tries to read from *$HOME/.docker_check.conf* and */etc/docker_check.conf* for configuration. It will exit with a non-zero exit code if it cannot find a proper configuration file.
 
-The following are at least required for the script to work:\
+The following can be customized:\
-- **DOCKER_CHECK_MAIL_ADDRESS=""** which requires *mail.rc* to be configured and '*mailx*' command has be available.\
 - **DOCKER_CHECK_LIST_FILE="$HOME/.docker_check.list"** which lists to be checked docker containers separated by lines. Provide their container name, e.g. output of current running docker containers piped into the file: *docker ps --format '{{.Names}}' >> $HOME/.docker_check.list*).\
-- **DOCKER_CHECK_NOTIFY_LEVELS=("UNKNOWN" "WARNING" "CRITICAL")** determines when to notify/output/send mail. Possible: *"UNKNOWN"* *"WARNING"* *"CRITICAL"* *"INFO"*.\
+- **DOCKER_CHECK_NOTIFY_LEVELS=("UNKNOWN" "WARNING" "CRITICAL")** determines when to notify/output. Possible: *"UNKNOWN"* *"WARNING"* *"CRITICAL"* *"INFO"*.\
-- **DOCKER_CHECK_MAIL_ENABLED=false** enables or disables sending mail notifications.
 
 You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FILE** as user.
 
 # EXAMPLE
 
-Create a *$HOME/.docker_check.conf* and add *DOCKER_CHECK_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld. Examples can be found in */usr/share/doc/docker_check*.
+Create a *$HOME/.docker_check.conf* and add *DOCKER_CHECK_NOTIFY_LEVELS="(WARNING)"*. Notifications will be delivered via **notifier**. Examples can be found in */usr/share/doc/docker_check*.
 
 # EXIT VALUES
 **0**
@@ -33,3 +31,7 @@ Create a *$HOME/.docker_check.conf* and add *DOCKER_CHECK_MAIL_ADDRESS="alias@do
 
 **1**
 : Error
+
+# SEE ALSO
+
+**notifier** - used as notification application

_man/src/docker_compose_update.1.md

@@ -20,7 +20,7 @@ The following are at least required for the script to work:\
 - **DOCKER_COMPOSE_UPDATE_IGNORES=("mailcow")** folder names which will be ignored and not be updated, at least () is required.\
 - **DOCKER_COMPOSE_UPDATE_COMMANDS[aDirectoryName]="./callFancyScriptInDirectory"** to explicitly define update command for one sub folder *aDirectoryName*. This is a map and defining different instructions for multiple locations is possible. Example: accessor has to match the folder, e.g. *<baseDir>/aDirectoryName* will use command "*./callFancyScriptInDirectory"* when changing directory into it.\
 - **DOCKER_COMPOSE_UPDATE_COMMAND="sudo docker-compose down; sudo docker-compose pull; sudo docker-compose up -d;"** determines the default update command executed for each deployment.\
-- **DOCKER_COMPOSE_UPDATE_FAIL_ON_UPDATE_ERROR="false"** determines if script fails if at least one update procedure failed
+- **DOCKER_COMPOSE_UPDATE_FAIL_ON_UPDATE_ERROR="false"** determines if script fails if at least one update procedure failed.\
 
 You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FILE** as user.
 

_man/src/dynv6.1.md

@@ -15,9 +15,7 @@ It's part of **system-helpers**.
 
 By default, **dynv6** tries to read from *$HOME/.dynv6.conf* and */etc/dynv6.conf* for configuration. It will exit with a non-zero exit code if it cannot find a proper configuration file.
 
-The following are at least required for the script to work:\
+The following can be customized:\
-- **DYNV6_MAIL_ENABLED** to enable or disable mail notification.
-- **DYNV6_MAIL_ADDRESS** which requires *mail.rc* to be configured and '*mailx*' command has be available.\
 - **DYNV6_TOKEN** the dynv6 token.\
 - **DYNV6_HOSTNAME** the dynv6 hostname.\
 - **DYNV6_IPV4_ENABLED** enable or disable updating IPv4.\
@@ -28,7 +26,7 @@ You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FI
 
 # EXAMPLE
 
-Create a *$HOME/.dynv6.conf* and add *DYNV6_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld. Examples can be found in */usr/share/doc/dynv6*.
+Create a *$HOME/.dynv6.conf* and add *DYNV6_TOKEN="mySecretToken"*. Notifications will be delivered via **notifier**. Examples can be found in */usr/share/doc/dynv6*.
 
 # EXIT VALUES
 **0**
@@ -36,3 +34,7 @@ Create a *$HOME/.dynv6.conf* and add *DYNV6_MAIL_ADDRESS="alias@domain.tld"*. No
 
 **1**
 : Error
+
+# SEE ALSO
+
+**notifier** - used as notification application

_man/src/memory_usage_alert.1.md

@@ -3,7 +3,7 @@
 % January 2023
 
 # NAME
-memory_usage_alert - Checks available memory and sends out notification via mail. Configuration is done in environment files.\
+memory_usage_alert - Checks available memory and sends out notifications. Configuration is done in environment files.\
 It's part of **system-helpers**.
 
 # SYNOPSIS
@@ -11,13 +11,10 @@ It's part of **system-helpers**.
 
 # DESCRIPTION
 
-**memory_usage_alert** checks available memory and sends out a mail if certain limits are reached. It comes with systemd services.
+**memory_usage_alert** checks available memory and sends notifications if certain limits are reached. It comes with systemd services.
 
 By default, **memory_usage_alert** tries to read from *$HOME/.memory_usage_alert.conf* and */etc/memory_usage_alert.conf* for configuration. It will exit with a non-zero exit code if it cannot find a proper configuration file.
 
-The following are at least required for the script to work:\
-- **MEMORY_USAGE_ALERT_MAIL_ADDRESS=""** which requires *mail.rc* to be configured and '*mailx*' command has be available.\
-
 The following are optional or have reasonable defaults:
 - **MEMORY_USAGE_ALERT_THRESHOLD=512** threshold to warn about (in *megabytes*)
 
@@ -25,7 +22,7 @@ You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FI
 
 # EXAMPLE
 
-Create a *$HOME/.memory_usage_alert.conf* and add *MEMORY_USAGE_ALERT_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld. Examples can be found in */usr/share/doc/memory_usage_alert*.
+Create a *$HOME/.memory_usage_alert.conf* and add *MEMORY_USAGE_ALERT_THRESHOLD="1024"*. Notifications will be delivered via **notifier**. Examples can be found in */usr/share/doc/memory_usage_alert*.
 
 # EXIT VALUES
 **0**
@@ -33,3 +30,7 @@ Create a *$HOME/.memory_usage_alert.conf* and add *MEMORY_USAGE_ALERT_MAIL_ADDRE
 
 **1**
 : Error
+
+# SEE ALSO
+
+**notifier** - used as notification application

_man/src/notifier.1.md

@@ -25,7 +25,7 @@ You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FI
 
 # EXAMPLE
 
-Create a *$HOME/.notifier.conf* and add *NOTIFIER_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld. Examples can be found in */usr/share/doc/notifier*.
+Create a *$HOME/.notifier.conf* and add *NOTIFIER_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld or via gotify if enabled. Examples can be found in */usr/share/doc/notifier*.
 
 # EXIT VALUES
 **0**
@@ -36,4 +36,4 @@ Create a *$HOME/.notifier.conf* and add *NOTIFIER_MAIL_ADDRESS="alias@domain.tld
 
 # SEE ALSO
 
-system-helpers
+**system-helpers**

_man/src/smart_tests_long.1.md

@@ -11,19 +11,18 @@ It's part of **system-helpers**.
 
 # DESCRIPTION
 
-**smart_tests_long** checks for available updates using *smartctl* and sends out a mail. It comes with systemd services.
+**smart_tests_long** checks for available updates using *smartctl* and notifies. It comes with systemd services.
 
 By default, **smart_tests_long** tries to read from *$HOME/.smartctl_tests_long.conf* and */etc/smartctl_tests_long.conf* for configuration. It will exit with a non-zero exit code if it cannot find a proper configuration file.
 
-The following are at least required for the script to work:\
+The following can be customized:\
-- **SMARTCTL_TESTS_LONG_MAIL_ADDRESS=""** which requires *mail.rc* to be configured and '*mailx*' command has be available.
 - **SMARTCTL_TESTS_LONG_DEVICES=(sda)** array of block devices (not partitions!) to check.
 
 You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FILE** as user.
 
 # EXAMPLE
 
-Create a *$HOME/.smartctl_tests_long.conf* and add *SMARTCTL_TESTS_LONG_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld for default block device **sda**. Examples can be found in */usr/share/doc/smart_tests_long*.
+Create a *$HOME/.smartctl_tests_long.conf* and add *SMARTCTL_TESTS_LONG_DEVICES="(nvme1 sdc sdf)"*. Notifications will be delivered via **notifier** for default block device **sda**. Examples can be found in */usr/share/doc/smart_tests_long*.
 
 # EXIT VALUES
 **0**
@@ -31,3 +30,7 @@ Create a *$HOME/.smartctl_tests_long.conf* and add *SMARTCTL_TESTS_LONG_MAIL_ADD
 
 **1**
 : Error
+
+# SEE ALSO
+
+**notifier** - used as notification application

_man/src/system-helpers.1.md

@@ -19,8 +19,8 @@ shell scripts for common tasks.
 - docker housekeeping for removing unused docker containers, volumes and images
 - update check for pacman (ArchLinux specific, see **man check_updates**)
 
-Provided systemd services mostly support mail notifications if they have failed
+Provided systemd services mostly support notifications if they have failed
-via **systemd_failure_notify**.
+via **systemd_failure_notify** which uses **notifier** (see **man notifier**).
 
 See */usr/share/doc/system-helpers* for example configurations which should 
 be copied inside **$HOME** or **/etc** depending on the helper script.

_man/src/systemd_check.1.md

@@ -15,16 +15,14 @@ It's part of **system-helpers**.
 
 By default, **systemd_check** tries to read from *$HOME/.systemd_check.conf* and */etc/systemd_check.conf* for configuration. It will exit with a non-zero exit code if it cannot find a proper configuration file.
 
-The following are at least required for the script to work:\
+The following can be customized:\
 - **SYSTEMD_CHECK_LIST_FILE="$HOME/.systemd_check.list"** which lists to be checked systemd services, timers or targets separated by lines.\
-- **SYSTEMD_CHECK_MAIL_ENABLED=false** enables or disables sending mail notifications.
-- **SYSTEMD_CHECK_MAIL_ADDRESS=""** which requires *mail.rc* to be configured and '*mailx*' command has be available.\
 
 You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FILE** as user.
 
 # EXAMPLE
 
-Create a *$HOME/.systemd_check.conf* and add *SYSTEMD_CHECK_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld. Examples can be found in */usr/share/doc/systemd_check*.
+Create a *$HOME/.systemd_check.conf* and add *SYSTEMD_CHECK_LIST_FILE="/other/path/to/list"*. Notifications will be delivered via **notifier**. Examples can be found in */usr/share/doc/systemd_check*.
 
 # EXIT VALUES
 **0**
@@ -32,3 +30,7 @@ Create a *$HOME/.systemd_check.conf* and add *SYSTEMD_CHECK_MAIL_ADDRESS="alias@
 
 **1**
 : Error
+
+# SEE ALSO
+
+**notifier** - used as notification application

_man/src/systemd_failure_notify.1.md

@@ -3,7 +3,7 @@
 % January 2023
 
 # NAME
-systemd_failure_notify - Notifies via mail or gotify when a service has failed. Configuration is done in environment files.\
+systemd_failure_notify - Invokes when a systemd service has failed. Configuration is done in environment files.\
 It's part of **system-helpers**.
 
 # SYNOPSIS
@@ -11,23 +11,15 @@ It's part of **system-helpers**.
 
 # DESCRIPTION
 
-**systemd_failure_notify** executes *mailx* or *gotify* to send out notifications. It comes with systemd services. Use the provided systemd service in the **OnFailure** directive with *OnFailure=systemd_failure_notify@%n.service*.
+**systemd_failure_notify** triggered when systemd services fail. It comes with systemd services. Use the provided systemd service in the **OnFailure** directive with *OnFailure=systemd_failure_notify@%n.service*.
 
 By default, **systemd_failure_notify** tries to read from *$HOME/.systemd_failure_notify.conf* and */etc/systemd_failure_notify.conf* for configuration. It will exit with a non-zero exit code if it cannot find a proper configuration file.
 
-The following are at least required for the script to work:\
-- **SYSTEMD_FAILURE_NOTIFY_MAIL_ADDRESS=""** which requires *mail.rc* to be configured and '*mailx*' command has be available¸
-
-By default, **SYSTEMD_FAILURE_NOTIFY_MAIL_ENABLED** is set to **true**. Set it to **false** to use *gotify* only.\
-
-The following are optional and integrate gotify-cli to send notifications, it defaults to false:\
-- **SYSTEMD_FAILURE_NOTIFY_GOTIFY_ENABLED="true"** uses *gotify* command which has be available and needs to be properly configured by having a cli.json file.
-
 You can copy this script to */usr/local/bin* and use create a custom **CONFIG_FILE** as user.
 
 # EXAMPLE
 
-Create a *$HOME/.systemd_failure_notify.conf* and add *SYSTEMD_FAILURE_NOTIFY_MAIL_ADDRESS="alias@domain.tld"*. Notifications will be delivered to alias@domain.tld. Examples can be found in */usr/share/doc/systemd_failure_notify*.
+Create a *$HOME/.systemd_failure_notify.conf*. Notifications will be delivered via **notifier**. Examples can be found in */usr/share/doc/systemd_failure_notify*.
 
 Then, add **systemd_failure_notify@serviceName** in a systemd unit file in the **OnFailure** directive:
 
@@ -40,3 +32,7 @@ OnFailure=systemd_failure_notify@%n.service\
 
 **1**
 : Error
+
+# SEE ALSO
+
+**notifier** - used as notification application

usr/local/bin/check_updates

@@ -60,13 +60,8 @@ check_required() {
     echo "CHECK_UPDATES_UPDATES_AMOUNT_CMD is required"
     exit 1
   fi
-  if [[ -z ${CHECK_UPDATES_MAIL_ADDRESS} ]]; then
-    echo "CHECK_UPDATES_MAIL_ADDRESS is required"
-    exit 1
-  fi
 
   type hostname &> /dev/null || { echo "Requiring 'hostname' but it's not installed"; exit 1; }
-  type mailx &> /dev/null || { echo "Requiring 'mailx' but it's not installed"; exit 1; }
 }
 
 CHECK_UPDATES_UPDATES=$(eval "${CHECK_UPDATES_UPDATES_CMD}")
@@ -80,13 +75,12 @@ HOSTNAME=$(hostname)
 
 if [[ "$CHECK_UPDATES_UPDATES_AMOUNT" -gt "0" ]]; then
   SUBJECT="[updates ${HOSTNAME}]"
-  MESSAGE=$(
+  MESSAGE=$(cat <<EOF
-    cat <<EOF
 There are ${CHECK_UPDATES_UPDATES_AMOUNT} updates available on ${HOSTNAME}.
 
 ${CHECK_UPDATES_UPDATES};
 EOF
-  )
+)
 
-  echo "$MESSAGE" | mailx -Ssendwait -s "$SUBJECT" "$CHECK_UPDATES_MAIL_ADDRESS"
+  notifier "${SUBJECT}" "${MESSAGE}"
 fi

usr/local/bin/disk_space_alert

@@ -5,7 +5,7 @@ usage() {
 USAGE=$(cat <<EOF
 Usage: disk_space_alert
 
-Checks available diskspace for configured **mounts** and sends out a mail if certain limits are reached. Please see man disk_space_alert.
+Checks available diskspace for configured **mounts** and notifies if certain limits are reached. Please see man disk_space_alert.
 EOF
 )
 	echo "$USAGE";
@@ -47,12 +47,10 @@ source_config() {
 
 check_required() {
   type hostname &> /dev/null || { echo "Requiring 'hostname' but it's not installed"; exit 1; }
-  type mailx &> /dev/null || { echo "Requiring 'mailx' but it's not installed"; exit 1; }
   type df &> /dev/null || { echo "Requiring 'df' but it's not installed"; exit 1; }
 }
 
 # apply defaults
-DISK_SPACE_ALERT_MAIL_ADDRESS="";
 DISK_SPACE_ALERT_THRESHOLD=93
 DISK_SPACE_ALERT_MOUNTPOINTS=("/")
 
@@ -69,8 +67,11 @@ do
 	CURRENT_INODES=$(df -i "$point" | grep "$point" | awk '{ print $5}' | sed 's/%//g')
 
 	if [ "$CURRENT" -gt "$DISK_SPACE_ALERT_THRESHOLD" ] ; then
-	    mailx -s "[disk $HOSTNAME] $point" "$DISK_SPACE_ALERT_MAIL_ADDRESS" << EOF
+    SUBJECT="[disk $HOSTNAME] $point"
+    MESSAGE=$(cat <<EOF
 Your $point partition remaining free space is critically low. Used space: $CURRENT_SPACE%. Used inodes: $CURRENT_INODES%.
 EOF
-fi
+)
+    notifier "${SUBJECT}" "${MESSAGE}"
+  fi
 done

usr/local/bin/docker_check

@@ -47,15 +47,12 @@ source_config() {
 
 check_required() {
   type hostname &> /dev/null || { echo "Requiring 'hostname' but it's not installed"; exit 1; }
-  type mailx &> /dev/null || { echo "Requiring 'mailx' but it's not installed"; exit 1; }
   type docker &> /dev/null || { echo "Requiring 'docker' but it's not installed"; exit 1; }
 }
 
 DOCKER_CHECK_LIST_FILE="$HOME/.docker_check.list"
 DOCKER_CHECK_GLOBAL_LIST_FILE="/etc/docker_check.list"
 DOCKER_CHECK_NOTIFY_LEVELS=("UNKNOWN" "WARNING" "CRITICAL")
-DOCKER_CHECK_MAIL_ENABLED=false
-DOCKER_CHECK_MAIL_ADDRESS=""
 CONTAINERS=()
 
 source_config "$HOME/.docker_check.conf" "/etc/docker_check.conf"
@@ -97,7 +94,7 @@ function shouldLog() {
 	echo false;
 }
 
-# log and send mail if enabled
+# log
 function log() {
 	local CONTAINER=$1;
 	local STATUS=$2;
@@ -108,10 +105,7 @@ function log() {
 	if [ "$SHOULD_LOG" = "true" ]; then
 		local SUBJECT="[docker $HOSTNAME] $STATUS $CONTAINER";
 		echo "$SUBJECT: $MESSAGE";
-
+		notifier "${SUBJECT}" "${MESSAGE}"
-		if [ "$DOCKER_CHECK_MAIL_ENABLED" = true ]; then
-	        echo "$MESSAGE"|mailx -Ssendwait -s "$SUBJECT" "$DOCKER_CHECK_MAIL_ADDRESS";
-	    fi
 	fi
 }
 

usr/local/bin/dynv6

@@ -45,12 +45,6 @@ source_config() {
 }
 
 apply_defaults() {
-  if [ -z "${DYNV6_MAIL_ENABLED}" ]; then
-    DYNV6_MAIL_ENABLED=false;
-  fi
-  if [ -z "${DYNV6_MAIL_ADDRESS}" ]; then
-    DYNV6_MAIL_ADDRESS="";
-  fi
   if [ -z "${DYNV6_TOKEN}" ]; then
     DYNV6_TOKEN="";
   fi
@@ -79,7 +73,6 @@ check_required() {
     fi
 
     type hostname &> /dev/null || { echo "Requiring 'hostname' but it's not installed"; exit 1; }
-    type mailx &> /dev/null || { echo "Requiring 'mailx' but it's not installed"; exit 1; }
     type ip &> /dev/null || { echo "Requiring 'ip' but it's not installed"; exit 1; }
     type grep &> /dev/null || { echo "Requiring 'grep' but it's not installed"; exit 1; }
     type curl &> /dev/null || { echo "Requiring 'curl' but it's not installed"; exit 1; }
@@ -123,10 +116,10 @@ if [ "${DYNV6_IPV6_ENABLED}" = "true" ]; then
         ipv6Changed=false;
       fi
       if [ "${ipv6Changed}" = "true" ]; then
-        if [ "${DYNV6_MAIL_ENABLED}" = "true" ]; then
           HOSTMACHINE=$(hostname)
-          echo -e "IPv6 for ${hostname} on host ${HOSTMACHINE} changed to ${ipv6Address}" | mailx -s "[dynv6 IPv6 ${HOSTMACHINE}] IPv6 changed for ${hostname}" "${DYNV6_MAIL_ADDRESS}"
+          SUBJECT="[dynv6 IPv6 ${HOSTMACHINE}] IPv6 changed for ${hostname}"
-        fi
+          MESSAGE="IPv6 for ${hostname} on host ${HOSTMACHINE} changed to ${ipv6Address}"
+          notifier "${SUBJECT}" "${MESSAGE}"
       fi
   fi
 fi
@@ -143,9 +136,9 @@ if [ "${DYNV6_IPV4_ENABLED}" = "true" ]; then
   if [ "${ipv4Changed}" = "true" ]; then
     echo "IPv4 changed"
 
-    if [ "${DYNV6_MAIL_ENABLED}" = "true" ]; then
     HOSTMACHINE=$(hostname)
-      echo -e "IPv4 for ${hostname} on host ${HOSTMACHINE} changed to ${ipv4Address}" | mailx -s "[dynv6 IPv4 ${HOSTMACHINE}] IPv4 changed for ${hostname}" "${DYNV6_MAIL_ADDRESS}"
+    SUBJECT="[dynv6 IPv4 ${HOSTMACHINE}] IPv4 changed for ${hostname}"
-    fi
+    MESSAGE="IPv4 for ${hostname} on host ${HOSTMACHINE} changed to ${ipv4Address}"
+    notifier "${SUBJECT}" "${MESSAGE}"
   fi
 fi

usr/local/bin/memory_usage_alert

@@ -5,7 +5,7 @@ usage() {
 USAGE=$(cat <<EOF
 Usage: memory_usage_alert
 
-Checks available memory and sends out notification via mail. Please see man memory_usage_alert.
+Checks available memory and notifies. Please see man memory_usage_alert.
 EOF
 )
 	echo "$USAGE";
@@ -47,11 +47,9 @@ source_config() {
 
 check_required() {
   type hostname &> /dev/null || { echo "Requiring 'hostname' but it's not installed"; exit 1; }
-  type mailx &> /dev/null || { echo "Requiring 'mailx' but it's not installed"; exit 1; }
   type free &> /dev/null || { echo "Requiring 'free' but it's not installed"; exit 1; }
 }
 
-MEMORY_USAGE_ALERT_MAIL_ADDRESS="";
 MEMORY_USAGE_ALERT_THRESHOLD=512;
 
 source_config "$HOME/.memory_usage_alert.conf" "/etc/memory_usage_alert.conf"
@@ -68,9 +66,10 @@ free=$(($total-$used))
 
 if [[ "$free" -le $MEMORY_USAGE_ALERT_THRESHOLD  ]]; then
   ps -eo pid,ppid,cmd,%mem,%cpu --sort=-%mem | head >/tmp/top_proccesses_consuming_memory.txt
-
   file=/tmp/top_proccesses_consuming_memory.txt
-        echo -e "Memory on $HOSTNAME is running low ($MEMORY_USAGE_ALERT_THRESHOLD MB is the remaining threshold)!\n\nFree memory: $free MB" | mailx -a "$file" -s "$SUBJECT" "$MEMORY_USAGE_ALERT_MAIL_ADDRESS"
+  fileContents=$(cat ${file})
+  MESSAGE=$(echo -e "Memory on $HOSTNAME is running low ($MEMORY_USAGE_ALERT_THRESHOLD MB is the remaining threshold)!\n\nFree memory: $free MB\n\n${fileContents}")
+  notifier "${SUBJECT}" "${MESSAGE}"
 fi
 
 exit 0

usr/local/bin/smartctl_tests_long

@@ -47,11 +47,9 @@ source_config() {
 
 check_required() {
   type hostname &> /dev/null || { echo "Requiring 'hostname' but it's not installed"; exit 1; }
-  type mailx &> /dev/null || { echo "Requiring 'mailx' but it's not installed"; exit 1; }
   type smartctl &> /dev/null || { echo "Requiring 'smartctl' but it's not installed"; exit 1; }
 }
 
-SMARTCTL_TESTS_LONG_MAIL_ADDRESS="";
 SMARTCTL_TESTS_LONG_DEVICES=(sda)
 
 source_config "$HOME/.smartctl_tests_long.conf" "/etc/smartctl_tests_long.conf"
@@ -65,8 +63,8 @@ for d in "${SMARTCTL_TESTS_LONG_DEVICES[@]}"; do
     DEVICE="/dev/$d";
     echo "$DEVICE";
     smartctl -t long "$DEVICE";
-   mailx -s "[smartd $HOSTNAME] queued long test" "$SMARTCTL_TESTS_LONG_MAIL_ADDRESS" << EOF
+    SUBJECT="[smartd $HOSTNAME] queued long test"
-Queued a smartd long test for $DEVICE.
+    MESSAGE="Queued a smartd long test for $DEVICE."
-EOF
+    notifier "${SUBJECT}" "${MESSAGE}"
 done
 

usr/local/bin/smartdnotify

@@ -2,12 +2,14 @@
 
 check_required() {
   type hostname &> /dev/null || { echo "Requiring 'hostname' but it's not installed"; exit 1; }
-  type mailx &> /dev/null || { echo "Requiring 'mailx' but it's not installed"; exit 1; }
   type wall &> /dev/null || { echo "Requiring 'wall' but it's not installed"; exit 1; }
 }
 
 check_required
 
 HOSTNAME=$(hostname)
-echo "$SMARTD_MESSAGE" | mail -s "[smartd $HOSTNAME] $SMARTD_FAILTYPE" "$SMARTD_ADDRESS"
+
+SUBJECT="[smartd $HOSTNAME] $SMARTD_FAILTYPE"
+MESSAGE=$(echo -e "$SMARTD_MESSAGE")
+notifier "${SUBJECT}" "${MESSAGE}"
 wall "$SMARTD_MESSAGE"

usr/local/bin/systemd_check

@@ -48,15 +48,12 @@ source_config() {
 
 check_required() {
   type hostname &> /dev/null || { echo "Requiring 'hostname' but it's not installed"; exit 1; }
-  type mailx &> /dev/null || { echo "Requiring 'mailx' but it's not installed"; exit 1; }
   type whoami &> /dev/null || { echo "Requiring 'whoami' but it's not installed"; exit 1; }
   type systemctl &> /dev/null || { echo "Requiring 'systemctl' but it's not installed"; exit 1; }
 }
 
 SYSTEMD_CHECK_LIST_FILE="$HOME/.systemd_check.list"
 SYSTEMD_CHECK_GLOBAL_LIST_FILE="/etc/systemd_check.list"
-SYSTEMD_CHECK_MAIL_ENABLED=fase
-SYSTEMD_CHECK_MAIL_ADDRESS=""
 SYSTEMD_CHECK_SERVICES=()
 
 source_config "$HOME/.systemd_check.conf" "/etc/systemd_check.conf"
@@ -110,10 +107,7 @@ function checkService() {
 	if [ "$RESULT" -gt 0 ]; then
 		local SUBJECT="[systemd $SYSTEMD_CHECK_HOSTNAME for $SYSTEMD_CHECK_USER] CRITICAL $SERVICE";
 		echo "-> $SUBJECT: $MESSAGE";
-
+		notifier "${SUBJECT}" "${MESSAGE}";
-		if [ "$SYSTEMD_CHECK_MAIL_ENABLED" = true ]; then
-	        echo "$MESSAGE"|mailx -Ssendwait -s "$SUBJECT" "$SYSTEMD_CHECK_MAIL_ADDRESS";
-	    fi
 	fi
 
 	return;

usr/local/bin/systemd_failure_notify

@@ -21,10 +21,6 @@ if [ -z "$SYSTEMD_FAILURE_NOTIFY_SERVICE" ]; then
 	exit 1;
 fi
 
-SYSTEMD_FAILURE_NOTIFY_MAIL_ENABLED="true";
-SYSTEMD_FAILURE_NOTIFY_MAIL_ADDRESS="";
-SYSTEMD_FAILURE_NOTIFY_GOTIFY_ENABLED="false";
-
 # check for config file
 apply_config() {
   local config=$1;
@@ -43,18 +39,6 @@ apply_config() {
 }
 
 check_requirements() {
-	local mailEnabled=$1;
-	local gotifyEnabled=$2;
-
-	if [[ "${mailEnabled}" == "true" ]]; then
-    type mailx &> /dev/null || { echo "Requiring 'mailx' but it's not installed"; exit 1; }
-	
-	fi
-
-	if [[ "${gotifyEnabled}" == "true" ]]; then
-    type gotify &> /dev/null || { echo "Requiring 'gotify' but it's not installed"; exit 1; }
-	fi
-
   type whoami &> /dev/null || { echo "Requiring 'whoami' but it's not installed"; exit 1; }
 }
 
@@ -73,7 +57,7 @@ source_config() {
   fi
 }
 source_config "$HOME/.systemd_failure_notify.conf" "/etc/systemd_failure_notify.conf"
-check_requirements "$SYSTEMD_FAILURE_NOTIFY_MAIL_ENABLED" "$SYSTEMD_FAILURE_NOTIFY_GOTIFY_ENABLED"
+check_requirements
 
 SYSTEMD_FAILURE_NOTIFY_HOSTNAME=$(hostname)
 SYSTEMD_FAILURE_NOTIFY_USER=$(whoami)
@@ -81,22 +65,4 @@ SYSTEMD_FAILURE_NOTIFY_USER=$(whoami)
 SUBJECT="[systemd $SYSTEMD_FAILURE_NOTIFY_HOSTNAME for $SYSTEMD_FAILURE_NOTIFY_USER] $SYSTEMD_FAILURE_NOTIFY_USER RUN FAILED"
 MESSAGE="$SYSTEMD_FAILURE_NOTIFY_SERVICE run failed"
 
-if [[ "${SYSTEMD_FAILURE_NOTIFY_MAIL_ENABLED}" == "true" ]]; then
+notifier "${SUBJECT}" "${MESSAGE}"
-  echo "$MESSAGE"|mailx -Ssendwait -s "$SUBJECT" "$SYSTEMD_FAILURE_NOTIFY_MAIL_ADDRESS";
-  echo "Sent notifiction via mail"
-else
-  echo "Sending notifictions via mail is disabled"
-fi
-
-if [[ "${SYSTEMD_FAILURE_NOTIFY_GOTIFY_ENABLED}" == "true" ]]; then
-
-  if [[ ! -f "${HOME}/.config/gotify/cli.json" && ! -f "${HOME}/gotify/cli.json" && ! -f "./cli.json" && ! -f "/etc/gotify/cli.json" ]]; then
-    echo "Cannot find a valid cli.json, please run 'gotify init' before using this"
-    exit 1;
-  fi
-
-  echo "$MESSAGE"|gotify push --quiet --title "${SUBJECT}";
-  echo "Sent message via gotify"
-else
-  echo "Sending notifictions via gotify is disabled"
-fi

usr/share/doc/system-helpers/check_updates/.check_updates.conf.example

@@ -1,2 +1,3 @@
 #!/usr/bin/env bash
-CHECKUPDATES_MAIL_ADDRESS="alias@domain.tld"
+#CHECK_UPDATES_UPDATES_CMD="/usr/bin/checkupdates"
+#CHECK_UPDATES_UPDATES_AMOUNT_CMD="/usr/bin/checkupdates | wc -l"

usr/share/doc/system-helpers/disk_space_alert/.disk_space_alert.conf.example

@@ -1,4 +1,3 @@
 #!/usr/bin/env bash
-DISK_SPACE_ALERT_MAIL_ADDRESS="alias@domain.tld"
 DISK_SPACE_ALERT_THRESHOLD=99
 DISK_SPACE_ALERT_MOUNTPOINTS=("/", "/home")

usr/share/doc/system-helpers/docker_check/.docker_check.conf.example

@@ -1,5 +1,3 @@
 #!/usr/bin/env bash
 DOCKER_CHECK_LIST_FILE="/root/other/directory/prefix_docker_check.list"
 DOCKER_CHECK_NOTIFY_LEVELS=("UNKNOWN" "WARNING" "CRITICAL")
-DOCKER_CHECK_MAIL_ENABLED=true
-DOCKER_CHECK_MAIL_ADDRESS="alias@domain.tld"

usr/share/doc/system-helpers/dynv6/.dynv6.conf.example

@@ -1,6 +1,4 @@
 #!/usr/bin/env bash
-DYNV6_MAIL_ENABLED="false" # if notify via mail
-DYNV6_MAIL_ADDRESS="" # (optional) mail.rc has to be configured
 DYNV6_TOKEN="" # the dynv6 token
 DYNV6_HOSTNAME="" # the dynv6 hostname
 DYNV6_IPV4_ENABLED=true # if should update ipv4

usr/share/doc/system-helpers/memory_usage_alert/.memory_usage_alert.conf.example

@@ -1,3 +1,2 @@
 #!/usr/bin/env bash
-MEMORY_USAGE_ALERT_MAIL_ADDRESS="alias@domain.tld"
 MEMORY_USAGE_ALERT_THRESHOLD=512

usr/share/doc/system-helpers/notifier/.notifier.conf

@@ -1,4 +1,4 @@
 #!/usr/bin/env bash
 NOTIFIER_MAIL_ADDRESS=test@domain.tld
 NOTIFIER_MAIL_ENABLED=true
-NOTIFIER_GOTIFY_ENABLED=true
+NOTIFIER_GOTIFY_ENABLED=false

usr/share/doc/system-helpers/restic/mybackup/report.sh

@@ -12,3 +12,6 @@ echo -e "$STATS\n\n$SNAPSHOTS"
 # output for mail
 me="$0"
 echo -e "$STATS\n\n$SNAPSHOTS" | mailx -Ssendwait -s "[restic - $(hostname)] $me - REPORT" "${RESTIC_REPORT_MAIL}"
+
+# or
+# notifier "[restic - $(hostname)] $me - REPORT" "$(echo -e "$STATS\n\n$SNAPSHOTS" )"

usr/share/doc/system-helpers/smartctl_tests_long/.smartctl_tests_long.conf.example

@@ -1,3 +1,2 @@
 #!/usr/bin/env bash
-SMARTCTL_TESTS_LONG_MAIL_ADDRESS="alias@domain.tld"
 SMARTCTL_TESTS_LONG_DEVICES=(sda sdb)

usr/share/doc/system-helpers/systemd_check/.systemd_check.conf.example

@@ -1,4 +1,2 @@
 #!/usr/bin/env bash
-SYSTEMD_CHECK_MAIL_ENABLED=true
-SYSTEMD_CHECK_MAIL_ADDRESS="alias@domain.tld"
 SYSTEMD_CHECK_LIST_FILE="$HOME/.systemd_check.list"

usr/share/doc/system-helpers/systemd_failure_notify/.systemd_failure_notify.conf.example

@@ -1,2 +1 @@
 #!/usr/bin/env bash
-SYSTEMD_FAILURE_NOTIFY_MAIL_ADDRESS="alias@domain.tld"

usr/share/man/man1/check_updates.1

@@ -30,7 +30,7 @@ It\[cq]s part of \f[B]system-helpers\f[R].
 .SH DESCRIPTION
 .PP
 \f[B]check_updates\f[R] checks for available updates using
-\f[I]checkupdates\f[R] and sends out a mail.
+\f[I]checkupdates\f[R] (which can be customized) and notifies.
 It comes with systemd services.
 .PP
 By default, \f[B]check_updates\f[R] tries to read from
@@ -39,27 +39,30 @@ By default, \f[B]check_updates\f[R] tries to read from
 It will exit with a non-zero exit code if it cannot find a proper
 configuration file.
 .PP
-The following are at least required for the script to work:
+The following can be modified if defaults don\[cq]t apply:
 .PD 0
 .P
 .PD
-- \f[B]CHECK_UPDATES_MAIL_ADDRESS=\[lq]\[lq]\f[R] which requires
-\f[I]mail.rc\f[R] to be configured and `\f[I]mailx\f[R]' command has be
-available.
 - \f[B]CHECK_UPDATES_UPDATES_CMD\f[R] is the command for retrieving
 which updates are available, by default it\[cq]s set to
 \f[I]/usr/bin/checkupdates\f[R] (Arch Linux default).
+.PD 0
+.P
+.PD
 - \f[B]CHECK_UPDATES_UPDATES_AMOUNT_CMD\f[R] is the command used to
 determine the amount of updates, by default it\[cq]s set to
 \f[I]/usr/bin/checkupdates | wc -l\f[R] (Arch Linux default).
+.PD 0
+.P
+.PD
 .PP
 You can copy this script to \f[I]/usr/local/bin\f[R] and use create a
 custom \f[B]CONFIG_FILE\f[R] as user.
 .SH EXAMPLE
 .PP
 Create a \f[I]$HOME/.check_updates.conf\f[R] and add
-\f[I]CHECK_UPDATES_MAIL_ADDRESS=\[lq]alias\[at]domain.tld\[rq]\f[R].
+\f[I]CHECK_UPDATES_UPDATES_CMD=\[lq]\&...\[rq]\f[R].
-Notifications will be delivered to alias\[at]domain.tld.
+Notifications will be delivered via \f[B]notifier\f[R].
 Examples can be found in \f[I]/usr/share/doc/check_updates\f[R].
 .SH EXIT VALUES
 .TP
@@ -68,5 +71,8 @@ Success
 .TP
 \f[B]1\f[R]
 Error
+.SH SEE ALSO
+.PP
+\f[B]notifier\f[R] - used as notification application
 .SH AUTHORS
 Alexander Sch\[:a]ferdiek.

usr/share/man/man1/disk_space_alert.1

@@ -18,8 +18,7 @@
 .hy
 .SH NAME
 .PP
-disk_space_alert - Checks available disk space and sends out
+disk_space_alert - Checks available disk space and notifies.
-notification via mail.
 Configuration is done in environment files.
 .PD 0
 .P
@@ -31,7 +30,7 @@ It\[cq]s part of \f[B]system-helpers\f[R].
 .SH DESCRIPTION
 .PP
 \f[B]disk_space_alert\f[R] checks available diskspace for configured
-\f[B]mounts\f[R] and sends out a mail if certain limits are reached.
+\f[B]mounts\f[R] and notifies if certain limits are reached.
 It comes with systemd services.
 .PP
 By default, \f[B]disk_space_alert\f[R] tries to read from
@@ -40,29 +39,27 @@ By default, \f[B]disk_space_alert\f[R] tries to read from
 It will exit with a non-zero exit code if it cannot find a proper
 configuration file.
 .PP
-The following are at least required for the script to work:
+The following can be customized:
 .PD 0
 .P
 .PD
-- \f[B]DISK_SPACE_ALERT_MAIL_ADDRESS=\[lq]\[lq]\f[R] which requires
+- \f[B]DISK_SPACE_ALERT_THRESHOLD=93\f[R] in percentage.
-\f[I]mail.rc\f[R] to be configured and `\f[I]mailx\f[R]' command has be
+.PD 0
-available.
+.P
+.PD
+- \f[B]DISK_SPACE_ALERT_MOUNTPOINTS=(\[lq]/\[rq])\f[R] is an array of
+mountpoints.
 .PD 0
 .P
 .PD
-.PP
-The following are optional or have reasonable defaults: -
-\f[B]DISK_SPACE_ALERT_THRESHOLD=93\f[R] in percentage -
-\f[B]DISK_SPACE_ALERT_MOUNTPOINTS=(\[lq]/\[rq])\f[R] is an array of
-mountpoints
 .PP
 You can copy this script to \f[I]/usr/local/bin\f[R] and use create a
 custom \f[B]CONFIG_FILE\f[R] as user.
 .SH EXAMPLE
 .PP
 Create a \f[I]$HOME/.disk_space_alert.conf\f[R] and add
-\f[I]DISK_SPACE_ALERT_MAIL_ADDRESS=\[lq]alias\[at]domain.tld\[rq]\f[R].
+\f[I]DISK_SPACE_ALERT_THRESHOLD=\[lq]95\[rq]\f[R].
-Notifications will be delivered to alias\[at]domain.tld.
+Notifications will be delivered via \f[B]notifier\f[R].
 Examples can be found in \f[I]/usr/share/doc/disk_space_alert\f[R].
 .SH EXIT VALUES
 .TP
@@ -71,5 +68,8 @@ Success
 .TP
 \f[B]1\f[R]
 Error
+.SH SEE ALSO
+.PP
+\f[B]notifier\f[R] - used as notification application
 .SH AUTHORS
 Alexander Sch\[:a]ferdiek.

usr/share/man/man1/docker_check.1

@@ -40,13 +40,7 @@ for configuration.
 It will exit with a non-zero exit code if it cannot find a proper
 configuration file.
 .PP
-The following are at least required for the script to work:
+The following can be customized:
-.PD 0
-.P
-.PD
-- \f[B]DOCKER_CHECK_MAIL_ADDRESS=\[lq]\[lq]\f[R] which requires
-\f[I]mail.rc\f[R] to be configured and `\f[I]mailx\f[R]' command has be
-available.
 .PD 0
 .P
 .PD
@@ -59,22 +53,20 @@ containers piped into the file: \f[I]docker ps \[en]format `{{.Names}}'
 .P
 .PD
 - \f[B]DOCKER_CHECK_NOTIFY_LEVELS=(\[lq]UNKNOWN\[rq] \[lq]WARNING\[rq]
-\[lq]CRITICAL\[rq])\f[R] determines when to notify/output/send mail.
+\[lq]CRITICAL\[rq])\f[R] determines when to notify/output.
 Possible: \f[I]\[lq]UNKNOWN\[rq]\f[R] \f[I]\[lq]WARNING\[rq]\f[R]
 \f[I]\[lq]CRITICAL\[rq]\f[R] \f[I]\[lq]INFO\[rq]\f[R].
 .PD 0
 .P
 .PD
-- \f[B]DOCKER_CHECK_MAIL_ENABLED=false\f[R] enables or disables sending
-mail notifications.
 .PP
 You can copy this script to \f[I]/usr/local/bin\f[R] and use create a
 custom \f[B]CONFIG_FILE\f[R] as user.
 .SH EXAMPLE
 .PP
 Create a \f[I]$HOME/.docker_check.conf\f[R] and add
-\f[I]DOCKER_CHECK_MAIL_ADDRESS=\[lq]alias\[at]domain.tld\[rq]\f[R].
+\f[I]DOCKER_CHECK_NOTIFY_LEVELS=\[lq](WARNING)\[rq]\f[R].
-Notifications will be delivered to alias\[at]domain.tld.
+Notifications will be delivered via \f[B]notifier\f[R].
 Examples can be found in \f[I]/usr/share/doc/docker_check\f[R].
 .SH EXIT VALUES
 .TP
@@ -83,5 +75,8 @@ Success
 .TP
 \f[B]1\f[R]
 Error
+.SH SEE ALSO
+.PP
+\f[B]notifier\f[R] - used as notification application
 .SH AUTHORS
 Alexander Sch\[:a]ferdiek.

usr/share/man/man1/docker_compose_update.1

@@ -77,7 +77,10 @@ default update command executed for each deployment.
 .P
 .PD
 - \f[B]DOCKER_COMPOSE_UPDATE_FAIL_ON_UPDATE_ERROR=\[lq]false\[rq]\f[R]
-determines if script fails if at least one update procedure failed
+determines if script fails if at least one update procedure failed.
+.PD 0
+.P
+.PD
 .PP
 You can copy this script to \f[I]/usr/local/bin\f[R] and use create a
 custom \f[B]CONFIG_FILE\f[R] as user.

usr/share/man/man1/dynv6.1

@@ -40,13 +40,7 @@ configuration.
 It will exit with a non-zero exit code if it cannot find a proper
 configuration file.
 .PP
-The following are at least required for the script to work:
+The following can be customized:
-.PD 0
-.P
-.PD
-- \f[B]DYNV6_MAIL_ENABLED\f[R] to enable or disable mail notification.
-- \f[B]DYNV6_MAIL_ADDRESS\f[R] which requires \f[I]mail.rc\f[R] to be
-configured and `\f[I]mailx\f[R]' command has be available.
 .PD 0
 .P
 .PD
@@ -77,8 +71,8 @@ custom \f[B]CONFIG_FILE\f[R] as user.
 .SH EXAMPLE
 .PP
 Create a \f[I]$HOME/.dynv6.conf\f[R] and add
-\f[I]DYNV6_MAIL_ADDRESS=\[lq]alias\[at]domain.tld\[rq]\f[R].
+\f[I]DYNV6_TOKEN=\[lq]mySecretToken\[rq]\f[R].
-Notifications will be delivered to alias\[at]domain.tld.
+Notifications will be delivered via \f[B]notifier\f[R].
 Examples can be found in \f[I]/usr/share/doc/dynv6\f[R].
 .SH EXIT VALUES
 .TP
@@ -87,5 +81,8 @@ Success
 .TP
 \f[B]1\f[R]
 Error
+.SH SEE ALSO
+.PP
+\f[B]notifier\f[R] - used as notification application
 .SH AUTHORS
 Alexander Sch\[:a]ferdiek.

usr/share/man/man1/memory_usage_alert.1

@@ -18,8 +18,8 @@
 .hy
 .SH NAME
 .PP
-memory_usage_alert - Checks available memory and sends out notification
+memory_usage_alert - Checks available memory and sends out
-via mail.
+notifications.
 Configuration is done in environment files.
 .PD 0
 .P
@@ -30,8 +30,8 @@ It\[cq]s part of \f[B]system-helpers\f[R].
 \f[B]memory_usage_alert\f[R]
 .SH DESCRIPTION
 .PP
-\f[B]memory_usage_alert\f[R] checks available memory and sends out a
+\f[B]memory_usage_alert\f[R] checks available memory and sends
-mail if certain limits are reached.
+notifications if certain limits are reached.
 It comes with systemd services.
 .PP
 By default, \f[B]memory_usage_alert\f[R] tries to read from
@@ -40,17 +40,6 @@ By default, \f[B]memory_usage_alert\f[R] tries to read from
 It will exit with a non-zero exit code if it cannot find a proper
 configuration file.
 .PP
-The following are at least required for the script to work:
-.PD 0
-.P
-.PD
-- \f[B]MEMORY_USAGE_ALERT_MAIL_ADDRESS=\[lq]\[lq]\f[R] which requires
-\f[I]mail.rc\f[R] to be configured and `\f[I]mailx\f[R]' command has be
-available.
-.PD 0
-.P
-.PD
-.PP
 The following are optional or have reasonable defaults: -
 \f[B]MEMORY_USAGE_ALERT_THRESHOLD=512\f[R] threshold to warn about (in
 \f[I]megabytes\f[R])
@@ -60,8 +49,8 @@ custom \f[B]CONFIG_FILE\f[R] as user.
 .SH EXAMPLE
 .PP
 Create a \f[I]$HOME/.memory_usage_alert.conf\f[R] and add
-\f[I]MEMORY_USAGE_ALERT_MAIL_ADDRESS=\[lq]alias\[at]domain.tld\[rq]\f[R].
+\f[I]MEMORY_USAGE_ALERT_THRESHOLD=\[lq]1024\[rq]\f[R].
-Notifications will be delivered to alias\[at]domain.tld.
+Notifications will be delivered via \f[B]notifier\f[R].
 Examples can be found in \f[I]/usr/share/doc/memory_usage_alert\f[R].
 .SH EXIT VALUES
 .TP
@@ -70,5 +59,8 @@ Success
 .TP
 \f[B]1\f[R]
 Error
+.SH SEE ALSO
+.PP
+\f[B]notifier\f[R] - used as notification application
 .SH AUTHORS
 Alexander Sch\[:a]ferdiek.

usr/share/man/man1/notifier.1

@@ -62,7 +62,8 @@ custom \f[B]CONFIG_FILE\f[R] as user.
 .PP
 Create a \f[I]$HOME/.notifier.conf\f[R] and add
 \f[I]NOTIFIER_MAIL_ADDRESS=\[lq]alias\[at]domain.tld\[rq]\f[R].
-Notifications will be delivered to alias\[at]domain.tld.
+Notifications will be delivered to alias\[at]domain.tld or via gotify if
+enabled.
 Examples can be found in \f[I]/usr/share/doc/notifier\f[R].
 .SH EXIT VALUES
 .TP
@@ -73,6 +74,6 @@ Success
 Error
 .SH SEE ALSO
 .PP
-system-helpers
+\f[B]system-helpers\f[R]
 .SH AUTHORS
 Alexander Sch\[:a]ferdiek.

usr/share/man/man1/smart_tests_long.1

@@ -30,7 +30,7 @@ It\[cq]s part of \f[B]system-helpers\f[R].
 .SH DESCRIPTION
 .PP
 \f[B]smart_tests_long\f[R] checks for available updates using
-\f[I]smartctl\f[R] and sends out a mail.
+\f[I]smartctl\f[R] and notifies.
 It comes with systemd services.
 .PP
 By default, \f[B]smart_tests_long\f[R] tries to read from
@@ -39,13 +39,10 @@ By default, \f[B]smart_tests_long\f[R] tries to read from
 It will exit with a non-zero exit code if it cannot find a proper
 configuration file.
 .PP
-The following are at least required for the script to work:
+The following can be customized:
 .PD 0
 .P
 .PD
-- \f[B]SMARTCTL_TESTS_LONG_MAIL_ADDRESS=\[lq]\[lq]\f[R] which requires
-\f[I]mail.rc\f[R] to be configured and `\f[I]mailx\f[R]' command has be
-available.
 - \f[B]SMARTCTL_TESTS_LONG_DEVICES=(sda)\f[R] array of block devices
 (not partitions!)
 to check.
@@ -55,9 +52,9 @@ custom \f[B]CONFIG_FILE\f[R] as user.
 .SH EXAMPLE
 .PP
 Create a \f[I]$HOME/.smartctl_tests_long.conf\f[R] and add
-\f[I]SMARTCTL_TESTS_LONG_MAIL_ADDRESS=\[lq]alias\[at]domain.tld\[rq]\f[R].
+\f[I]SMARTCTL_TESTS_LONG_DEVICES=\[lq](nvme1 sdc sdf)\[rq]\f[R].
-Notifications will be delivered to alias\[at]domain.tld for default
+Notifications will be delivered via \f[B]notifier\f[R] for default block
-block device \f[B]sda\f[R].
+device \f[B]sda\f[R].
 Examples can be found in \f[I]/usr/share/doc/smart_tests_long\f[R].
 .SH EXIT VALUES
 .TP
@@ -66,5 +63,8 @@ Success
 .TP
 \f[B]1\f[R]
 Error
+.SH SEE ALSO
+.PP
+\f[B]notifier\f[R] - used as notification application
 .SH AUTHORS
 Alexander Sch\[:a]ferdiek.

usr/share/man/man1/system-helpers.1

@@ -50,8 +50,9 @@ images
 update check for pacman (ArchLinux specific, see \f[B]man
 check_updates\f[R])
 .PP
-Provided systemd services mostly support mail notifications if they have
+Provided systemd services mostly support notifications if they have
-failed via \f[B]systemd_failure_notify\f[R].
+failed via \f[B]systemd_failure_notify\f[R] which uses
+\f[B]notifier\f[R] (see \f[B]man notifier\f[R]).
 .PP
 See \f[I]/usr/share/doc/system-helpers\f[R] for example configurations
 which should be copied inside \f[B]$HOME\f[R] or \f[B]/etc\f[R]

usr/share/man/man1/systemd_check.1

@@ -40,7 +40,7 @@ By default, \f[B]systemd_check\f[R] tries to read from
 It will exit with a non-zero exit code if it cannot find a proper
 configuration file.
 .PP
-The following are at least required for the script to work:
+The following can be customized:
 .PD 0
 .P
 .PD
@@ -50,22 +50,14 @@ by lines.
 .PD 0
 .P
 .PD
-- \f[B]SYSTEMD_CHECK_MAIL_ENABLED=false\f[R] enables or disables sending
-mail notifications.
-- \f[B]SYSTEMD_CHECK_MAIL_ADDRESS=\[lq]\[lq]\f[R] which requires
-\f[I]mail.rc\f[R] to be configured and `\f[I]mailx\f[R]' command has be
-available.
-.PD 0
-.P
-.PD
 .PP
 You can copy this script to \f[I]/usr/local/bin\f[R] and use create a
 custom \f[B]CONFIG_FILE\f[R] as user.
 .SH EXAMPLE
 .PP
 Create a \f[I]$HOME/.systemd_check.conf\f[R] and add
-\f[I]SYSTEMD_CHECK_MAIL_ADDRESS=\[lq]alias\[at]domain.tld\[rq]\f[R].
+\f[I]SYSTEMD_CHECK_LIST_FILE=\[lq]/other/path/to/list\[rq]\f[R].
-Notifications will be delivered to alias\[at]domain.tld.
+Notifications will be delivered via \f[B]notifier\f[R].
 Examples can be found in \f[I]/usr/share/doc/systemd_check\f[R].
 .SH EXIT VALUES
 .TP
@@ -74,5 +66,8 @@ Success
 .TP
 \f[B]1\f[R]
 Error
+.SH SEE ALSO
+.PP
+\f[B]notifier\f[R] - used as notification application
 .SH AUTHORS
 Alexander Sch\[:a]ferdiek.

usr/share/man/man1/systemd_failure_notify.1

@@ -18,8 +18,7 @@
 .hy
 .SH NAME
 .PP
-systemd_failure_notify - Notifies via mail or gotify when a service has
+systemd_failure_notify - Invokes when a systemd service has failed.
-failed.
 Configuration is done in environment files.
 .PD 0
 .P
@@ -30,8 +29,7 @@ It\[cq]s part of \f[B]system-helpers\f[R].
 \f[B]systemd_failure_notify\f[R] [SERVICE]
 .SH DESCRIPTION
 .PP
-\f[B]systemd_failure_notify\f[R] executes \f[I]mailx\f[R] or
+\f[B]systemd_failure_notify\f[R] triggered when systemd services fail.
-\f[I]gotify\f[R] to send out notifications.
 It comes with systemd services.
 Use the provided systemd service in the \f[B]OnFailure\f[R] directive
 with \f[I]OnFailure=systemd_failure_notify\[at]%n.service\f[R].
@@ -42,37 +40,12 @@ By default, \f[B]systemd_failure_notify\f[R] tries to read from
 It will exit with a non-zero exit code if it cannot find a proper
 configuration file.
 .PP
-The following are at least required for the script to work:
-.PD 0
-.P
-.PD
-- \f[B]SYSTEMD_FAILURE_NOTIFY_MAIL_ADDRESS=\[lq]\[lq]\f[R] which
-requires \f[I]mail.rc\f[R] to be configured and `\f[I]mailx\f[R]'
-command has be available\[ac]
-.PP
-By default, \f[B]SYSTEMD_FAILURE_NOTIFY_MAIL_ENABLED\f[R] is set to
-\f[B]true\f[R].
-Set it to \f[B]false\f[R] to use \f[I]gotify\f[R] only.
-.PD 0
-.P
-.PD
-.PP
-The following are optional and integrate gotify-cli to send
-notifications, it defaults to false:
-.PD 0
-.P
-.PD
-- \f[B]SYSTEMD_FAILURE_NOTIFY_GOTIFY_ENABLED=\[lq]true\[rq]\f[R] uses
-\f[I]gotify\f[R] command which has be available and needs to be properly
-configured by having a cli.json file.
-.PP
 You can copy this script to \f[I]/usr/local/bin\f[R] and use create a
 custom \f[B]CONFIG_FILE\f[R] as user.
 .SH EXAMPLE
 .PP
-Create a \f[I]$HOME/.systemd_failure_notify.conf\f[R] and add
+Create a \f[I]$HOME/.systemd_failure_notify.conf\f[R].
-\f[I]SYSTEMD_FAILURE_NOTIFY_MAIL_ADDRESS=\[lq]alias\[at]domain.tld\[rq]\f[R].
+Notifications will be delivered via \f[B]notifier\f[R].
-Notifications will be delivered to alias\[at]domain.tld.
 Examples can be found in
 \f[I]/usr/share/doc/systemd_failure_notify\f[R].
 .PP
@@ -94,5 +67,8 @@ Success
 .TP
 \f[B]1\f[R]
 Error
+.SH SEE ALSO
+.PP
+\f[B]notifier\f[R] - used as notification application
 .SH AUTHORS
 Alexander Sch\[:a]ferdiek.