From fd0ad9e5a09e23d21b806148430784f55b003ff8 Mon Sep 17 00:00:00 2001
From: buanet <andre@buanet.de>
Date: Sun, 19 Feb 2023 19:05:39 +0100
Subject: [PATCH] v8.0.0-beta.1

---
 .VERSION                                      |   2 +-
 ...yml => build-debian-image-beta-node20.yml} |  20 +-
 .github/workflows/build-debian-image-beta.yml |   6 +-
 ....yml => build-debian-image-dev-node20.yml} |  16 +-
 .github/workflows/build-debian-image-dev.yml  |   6 +-
 .vscode/settings.json                         |   5 +
 CHANGELOG.md                                  |  10 +
 debian/node18/Dockerfile                      |   6 +-
 debian/scripts/iobroker_startup.sh            | 322 +++++++---------
 debian/scripts/maintenance.sh                 |  46 +++
 debian/scripts/setup_iob_db.sh                | 345 ++++++++++++++++++
 11 files changed, 576 insertions(+), 208 deletions(-)
 rename .github/workflows/{build-debian-image-beta-node18.yml => build-debian-image-beta-node20.yml} (86%)
 rename .github/workflows/{build-debian-image-dev-node18.yml => build-debian-image-dev-node20.yml} (88%)
 create mode 100644 .vscode/settings.json
 create mode 100644 debian/scripts/setup_iob_db.sh

diff --git a/.VERSION b/.VERSION
index 1a2bcd3..2c78386 100644
--- a/.VERSION
+++ b/.VERSION
@@ -1 +1 @@
-v7.2.0
\ No newline at end of file
+v8.0.0-beta.1
\ No newline at end of file
diff --git a/.github/workflows/build-debian-image-beta-node18.yml b/.github/workflows/build-debian-image-beta-node20.yml
similarity index 86%
rename from .github/workflows/build-debian-image-beta-node18.yml
rename to .github/workflows/build-debian-image-beta-node20.yml
index 3365745..8a4427e 100644
--- a/.github/workflows/build-debian-image-beta-node18.yml
+++ b/.github/workflows/build-debian-image-beta-node20.yml
@@ -1,5 +1,5 @@
 # Github action to build Docker image from beta branch (tag: beta)
-name: Build debian beta-node18
+name: Build debian beta-node20
 
 on:
   release:
@@ -7,7 +7,7 @@ on:
   workflow_dispatch:
 
 jobs:
-  build-beta-node18-image:
+  build-beta-node20-image:
     runs-on: ubuntu-latest
     steps:
       - name: Fetching latest prerelease tag
@@ -35,8 +35,8 @@ jobs:
           sed -e "s/\${VERSION}/$VERSION/" -e "s/\${BUILD}/$DATI/" ./debian/scripts/iobroker_startup.sh > ./debian/scripts/iobroker_startup.tmp
           mv -f ./debian/scripts/iobroker_startup.tmp ./debian/scripts/iobroker_startup.sh
           # amd64
-          sed -e "s/\${VERSION}/$VERSION/" -e "s/\${DATI}/$DATI/" ./debian/node18/Dockerfile > ./debian/node18/Dockerfile.tmp 
-          mv -f ./debian/node18/Dockerfile.tmp ./debian/node18/Dockerfile
+          sed -e "s/\${VERSION}/$VERSION/" -e "s/\${DATI}/$DATI/" ./debian/node20/Dockerfile > ./debian/node20/Dockerfile.tmp 
+          mv -f ./debian/node20/Dockerfile.tmp ./debian/node20/Dockerfile
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v2.1.0
@@ -58,18 +58,18 @@ jobs:
           username: ${{ secrets.PACKAGES_USER }}
           password: ${{ secrets.PACKAGES_PASS }}
 
-      - name: Build Docker image (node18)
+      - name: Build Docker image (node20)
         uses: docker/build-push-action@v4.0.0
         with:
           context: ./debian
-          file: ./debian/node18/Dockerfile
+          file: ./debian/node20/Dockerfile
           push: true
           platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
           tags: |
-            buanet/iobroker:beta-node18,
-            buanet/iobroker:${{ env.version }}-node18,
-            ghcr.io/buanet/iobroker:beta-node18,
-            ghcr.io/buanet/iobroker:${{ env.version }}-node18
+            buanet/iobroker:beta-node20,
+            buanet/iobroker:${{ env.version }}-node20,
+            ghcr.io/buanet/iobroker:beta-node20,
+            ghcr.io/buanet/iobroker:${{ env.version }}-node20
 
       - name: Delete untagged images from GitHub packages
         uses: actions/github-script@v6
diff --git a/.github/workflows/build-debian-image-beta.yml b/.github/workflows/build-debian-image-beta.yml
index 69ac5df..bd88537 100644
--- a/.github/workflows/build-debian-image-beta.yml
+++ b/.github/workflows/build-debian-image-beta.yml
@@ -35,8 +35,8 @@ jobs:
           sed -e "s/\${VERSION}/$VERSION/" -e "s/\${BUILD}/$DATI/" ./debian/scripts/iobroker_startup.sh > ./debian/scripts/iobroker_startup.tmp
           mv -f ./debian/scripts/iobroker_startup.tmp ./debian/scripts/iobroker_startup.sh
           # amd64
-          sed -e "s/\${VERSION}/$VERSION/" -e "s/\${DATI}/$DATI/" ./debian/node16/Dockerfile > ./debian/node16/Dockerfile.tmp 
-          mv -f ./debian/node16/Dockerfile.tmp ./debian/node16/Dockerfile
+          sed -e "s/\${VERSION}/$VERSION/" -e "s/\${DATI}/$DATI/" ./debian/node18/Dockerfile > ./debian/node18/Dockerfile.tmp 
+          mv -f ./debian/node18/Dockerfile.tmp ./debian/node18/Dockerfile
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v2.1.0
@@ -62,7 +62,7 @@ jobs:
         uses: docker/build-push-action@v4.0.0
         with:
           context: ./debian
-          file: ./debian/node16/Dockerfile
+          file: ./debian/node18/Dockerfile
           push: true
           platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
           tags: |
diff --git a/.github/workflows/build-debian-image-dev-node18.yml b/.github/workflows/build-debian-image-dev-node20.yml
similarity index 88%
rename from .github/workflows/build-debian-image-dev-node18.yml
rename to .github/workflows/build-debian-image-dev-node20.yml
index 0388c08..55919dd 100644
--- a/.github/workflows/build-debian-image-dev-node18.yml
+++ b/.github/workflows/build-debian-image-dev-node20.yml
@@ -1,11 +1,11 @@
 # Github action to build Docker image from dev branch (tag: dev)
-name: Build debian dev-node18
+name: Build debian dev-node20
 
 on:
   workflow_dispatch:
 
 jobs:
-  build-dev-node18-image:
+  build-dev-node20-image:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repo
@@ -29,8 +29,8 @@ jobs:
           sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${BUILD}/$DATI/" ./debian/scripts/iobroker_startup.sh > ./debian/scripts/iobroker_startup.tmp
           mv -f ./debian/scripts/iobroker_startup.tmp ./debian/scripts/iobroker_startup.sh
           # amd64
-          sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${DATI}/$DATI/" ./debian/node18/Dockerfile > ./debian/node18/Dockerfile.tmp 
-          mv -f ./debian/node18/Dockerfile.tmp ./debian/node18/Dockerfile
+          sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${DATI}/$DATI/" ./debian/node20/Dockerfile > ./debian/node20/Dockerfile.tmp 
+          mv -f ./debian/node20/Dockerfile.tmp ./debian/node20/Dockerfile
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v2.1.0
@@ -52,16 +52,16 @@ jobs:
           username: ${{ secrets.PACKAGES_USER }}
           password: ${{ secrets.PACKAGES_PASS }}
 
-      - name: Build Docker image (node18)
+      - name: Build Docker image (node20)
         uses: docker/build-push-action@v4.0.0
         with:
           context: ./debian
-          file: ./debian/node18/Dockerfile
+          file: ./debian/node20/Dockerfile
           push: true
           platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
           tags: |
-            buanet/iobroker:dev-node18,
-            ghcr.io/buanet/iobroker:dev-node18
+            buanet/iobroker:dev-node20,
+            ghcr.io/buanet/iobroker:dev-node20
 
       - name: Delete untagged images from GitHub packages
         uses: actions/github-script@v6
diff --git a/.github/workflows/build-debian-image-dev.yml b/.github/workflows/build-debian-image-dev.yml
index eeeb50f..07553fb 100644
--- a/.github/workflows/build-debian-image-dev.yml
+++ b/.github/workflows/build-debian-image-dev.yml
@@ -29,8 +29,8 @@ jobs:
           sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${BUILD}/$DATI/" ./debian/scripts/iobroker_startup.sh > ./debian/scripts/iobroker_startup.tmp
           mv -f ./debian/scripts/iobroker_startup.tmp ./debian/scripts/iobroker_startup.sh
           # amd64
-          sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${DATI}/$DATI/" ./debian/node16/Dockerfile > ./debian/node16/Dockerfile.tmp 
-          mv -f ./debian/node16/Dockerfile.tmp ./debian/node16/Dockerfile
+          sed -e "s/\${VERSION}/$VERSION-dev/" -e "s/\${DATI}/$DATI/" ./debian/node18/Dockerfile > ./debian/node18/Dockerfile.tmp 
+          mv -f ./debian/node18/Dockerfile.tmp ./debian/node18/Dockerfile
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v2.1.0
@@ -56,7 +56,7 @@ jobs:
         uses: docker/build-push-action@v4.0.0
         with:
           context: ./debian
-          file: ./debian/node16/Dockerfile
+          file: ./debian/node18/Dockerfile
           push: true
           platforms: linux/amd64,linux/arm/v7,linux/arm64/v8
           tags: |
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..8ef1e9b
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,5 @@
+{
+    "cSpell.enableFiletypes": [
+        "shellscript"
+    ]
+}
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9ec037f..7651ad1 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,14 @@
 ## Changelog
+### v8.0.0-beta.1 (coming soon)
+* upgrade node version to recommended node18  
+* rewrite of multihost setup handling
+* rewrite of custom objects and states db setup handling
+* extend logging and error handling
+* add volume instruction to dockerfile
+* add support for password protected custom objects and states db ([#306](https://github.com/buanet/ioBroker.docker/issues/306))
+* add restore command to maintenance script
+* add database connection check at startup 
+* remove initial restore feature
 
 ### v7.2.0 (12.12.2022)
 * update docs
diff --git a/debian/node18/Dockerfile b/debian/node18/Dockerfile
index 61130a7..1fa9724 100644
--- a/debian/node18/Dockerfile
+++ b/debian/node18/Dockerfile
@@ -52,11 +52,12 @@ RUN chmod 777 /opt/scripts/ \
 RUN mkdir -p /opt/scripts/.docker_config/ \
     && echo "starting" > /opt/scripts/.docker_config/.healthcheck \
     && echo "${VERSION}" > /opt/scripts/.docker_config/.thisisdocker \
-    && echo $(hostname) > /opt/.firstrun \
+    && echo "ture" > /opt/.first_run \
     # Run installer
     && curl -sL https://iobroker.net/install.sh | bash - \
     # Deleting UUID from build
     && iobroker unsetup -y \
+    && echo "ture" > /opt/iobroker/.fresh_install \
     # Backup initial ioBroker and userscript folder
     && tar -cf /opt/initial_iobroker.tar /opt/iobroker \
     && tar -cf /opt/initial_userscripts.tar /opt/userscripts \
@@ -94,5 +95,8 @@ WORKDIR /opt/iobroker/
 HEALTHCHECK --interval=15s --timeout=5s --retries=5 \
     CMD ["/bin/bash", "-c", "/opt/scripts/healthcheck.sh"]
 
+# Volumes for persistent data
+VOLUME ["/opt/iobroker"]
+
 # Run startup-script
 ENTRYPOINT ["/bin/bash", "-c", "/opt/scripts/iobroker_startup.sh"]
diff --git a/debian/scripts/iobroker_startup.sh b/debian/scripts/iobroker_startup.sh
index cbaa92a..5688021 100644
--- a/debian/scripts/iobroker_startup.sh
+++ b/debian/scripts/iobroker_startup.sh
@@ -17,6 +17,8 @@ offlinemode=$OFFLINE_MODE
 objectsdbhost=$IOB_OBJECTSDB_HOST
 objectsdbport=$IOB_OBJECTSDB_PORT
 objectsdbtype=$IOB_OBJECTSDB_TYPE
+objectsdbname=$IOB_OBJECTSDB_NAME # new for sentinel support
+objectsdbpass=$IOB_OBJECTSDB_PASS # new for auth support
 packages=$PACKAGES
 permissioncheck=$PERMISSION_CHECK
 setgid=$SETGID
@@ -24,6 +26,8 @@ setuid=$SETUID
 statesdbhost=$IOB_STATESDB_HOST
 statesdbport=$IOB_STATESDB_PORT
 statesdbtype=$IOB_STATESDB_TYPE
+statesdbname=$IOB_STATESDB_NAME # new for sentinel support
+statesdbpass=$IOB_STATESDB_PASS # new for auth support
 usbdevices=$USBDEVICES
 zwave=$ZWAVE
 set -u
@@ -42,7 +46,7 @@ stop_on_error() {
   else
     echo ' '
     echo "This Script will exit now."
-    exit 1
+      exit 1
   fi
 }
 
@@ -84,12 +88,16 @@ if [[ "$avahi" != "" ]]; then echo -n "-----                    " && echo -n "$(
 if [[ "$debug" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" DEBUG: $debug)" && echo " -----"; fi
 if [[ "$backitup" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_BACKITUP_EXTDB: $backitup)" && echo " -----"; fi
 if [[ "$multihost" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_MULTIHOST: $multihost)" && echo " -----"; fi
+if [[ "$objectsdbtype" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_OBJECTSDB_TYPE: $objectsdbtype)" && echo " -----"; fi
 if [[ "$objectsdbhost" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_OBJECTSDB_HOST: $objectsdbhost)" && echo " -----"; fi
 if [[ "$objectsdbport" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_OBJECTSDB_PORT: $objectsdbport)" && echo " -----"; fi
-if [[ "$objectsdbtype" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_OBJECTSDB_TYPE: $objectsdbtype)" && echo " -----"; fi
+if [[ "$objectsdbname" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_OBJECTSDB_NAME: $objectsdbname)" && echo " -----"; fi
+if [[ "$objectsdbpass" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_OBJECTSDB_PASS: $objectsdbpass)" && echo " -----"; fi
+if [[ "$statesdbtype" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_STATESDB_TYPE: $statesdbtype)" && echo " -----"; fi
 if [[ "$statesdbhost" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_STATESDB_HOST: $statesdbhost)" && echo " -----"; fi
 if [[ "$statesdbport" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_STATESDB_PORT: $statesdbport)" && echo " -----"; fi
-if [[ "$statesdbtype" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_STATESDB_TYPE: $statesdbtype)" && echo " -----"; fi
+if [[ "$statesdbname" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_STATESDB_NAME: $statesdbname)" && echo " -----"; fi
+if [[ "$statesdbpass" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" IOB_STATESDB_PASS: $statesdbpass)" && echo " -----"; fi
 if [[ "$offlinemode" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" OFFLINE_MODE: $offlinemode)" && echo " -----"; fi
 if [[ "$packages" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" PACKAGES: "$packages")" && echo " -----"; fi
 if [[ "$permissioncheck" != "" ]]; then echo -n "-----                    " && echo -n "$(printf "%-20s %-28s" PERMISSION_CHECK: $permissioncheck)" && echo " -----"; fi
@@ -100,7 +108,7 @@ if [[ "$zwave" != "" ]]; then echo -n "-----                    " && echo -n "$(
 echo "$(printf -- '-%.0s' {1..80})"
 echo ' '
 
-# Debug loggin notice
+# Debug logging notice
 if [[ "$debug" == "true" ]]; then
   echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
   echo "!!!!                            DEBUG LOG ACTIVE                            !!!!"
@@ -117,12 +125,12 @@ fi
 # STEP 1 - Preparing container
 #####
 echo "$(printf -- '-%.0s' {1..80})"
-echo "-----                  Step 1 of 5: Preparing container                   -----"
+echo "-----                   Step 1 of 5: Preparing container                   -----"
 echo "$(printf -- '-%.0s' {1..80})"
 echo ' '
 
 # Actions running on first start only
-if [[ -f /opt/.firstrun ]]; then
+if [[ -f /opt/.first_run ]]; then
   # Updating Linux packages
   if [[ "$offlinemode" = "true" ]]; then
     echo "OFFLINE_MODE is \"true\". Skipping Linux package updates on first run."
@@ -159,7 +167,7 @@ fi
 
 # Setting UID and/ or GID
 if [[ "$setgid" != "$(cat /etc/group | grep 'iobroker:' | cut -d':' -f3)" || "$setuid" != "$(cat /etc/passwd | grep 'iobroker:' | cut -d':' -f3)" ]]; then
-  echo "SETUID and/ or SETGID are set to individual values."
+  echo "SETUID and/ or SETGID are set to custom values."
   echo -n "Changing UID to "$setuid" and GID to "$setgid"... "
     usermod -u $setuid iobroker
     groupmod -og $setgid iobroker
@@ -186,43 +194,29 @@ if [[ `find /opt/iobroker -type f | wc -l` -lt 1 ]]; then
 elif [[ -f /opt/iobroker/iobroker ]]; then
   echo "Existing installation of ioBroker detected in \"/opt/iobroker\"."
 elif [[ "$(ls *_backupiobroker.tar.gz 2> /dev/null | wc -l)" != "0" && "$(tar -ztvf /opt/iobroker/*_backupiobroker.tar.gz "backup/backup.json" 2> /dev/null | wc -l)" != "0" ]]; then
-  if [[ "$multihost" = "slave" ]]; then
-    echo "IoBroker backup file detected in /opt/iobroker. But Multihost is set to \"slave\"."
-    echo "Restoring a backup is not supported on Multihost slaves. Please check configuration and start over."
-    echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs/)."
-    exit 1
-  else
-    echo "IoBroker backup file detected in /opt/iobroker."
-    if [[ "$debug" == "true" ]]; then echo "[DEBUG] Backup file name: " $(ls *_backupiobroker.tar.gz); fi
-    echo -n "Preparing restore... "
-      mv /opt/iobroker/*.tar.gz /opt/
-      tar -xf /opt/initial_iobroker.tar -C /
-      mkdir /opt/iobroker/backups
-      mv /opt/*.tar.gz /opt/iobroker/backups/
-      # fixing permission errors during restore
-      chown -R $setuid:$setgid /opt/iobroker
-    echo 'Done.'
-    echo -n "Restoring ioBroker... "
-      bash iobroker restore 0 > /opt/iobroker/log/restore.log 2>&1
-    echo 'Done.'
-    echo ' '
-    echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
-    echo "!!!!                             IMPORTANT NOTE                             !!!!"
-    echo "!!!!        The startup script restored iobroker from a backup file.        !!!!"
-    echo "!!!! Check /opt/iobroker/log/restore.log to see if restore was successful.  !!!!"
-    echo "!!!! When ioBroker now starts it will reinstall all Adapters automatically. !!!!"
-    echo "!!!!         This might be take a looooong time! Please be patient!         !!!!"
-    echo "!!!!  You can view installation process by taking a look at ioBroker log.   !!!!"
-    echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
-  fi
+  echo "IoBroker backup file detected in /opt/iobroker."
+  if [[ "$debug" == "true" ]]; then echo "[DEBUG] Backup file name: " $(ls *_backupiobroker.tar.gz); fi
+  echo "Since Docker Image v8, automatic initial restore is no longer supported!"
+  echo "IoBroker will start with a fresh installation, while your backup file will be copied into the backup directory."
+  echo "You will be able to restore your backup file manually by using the backitup adapter or the containers maintenance script."
+  echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs/)."
+  echo ' '
+  echo -n "Copying backup file and restoring initial ioBroker installation... "
+    mv /opt/iobroker/*.tar.gz /opt/
+    tar -xf /opt/initial_iobroker.tar -C /
+    mkdir /opt/iobroker/backups
+    mv /opt/*.tar.gz /opt/iobroker/backups/
+    # fixing permission errors during restore
+    chown -R $setuid:$setgid /opt/iobroker
+  echo 'Done.'
 else
-  echo "There is data detected in /opt/iobroker but it looks like it is no instance of ioBroker or a valid backup file!"
-  echo "Please check/ recreate mounted folder or volume and start over."
+  echo "There is data detected in /opt/iobroker but it looks like it is no instance of ioBroker!"
   if [[ "$debug" == "true" ]]; then
     echo "[DEBUG] Detected files:"
     ls -al
   fi
-  exit 1
+  echo "Please check/ recreate mounted folder or volume and try again."
+  stop_on_error
 fi
 echo ' '
 
@@ -237,14 +231,13 @@ echo ' '
 # (Re)Setting permissions to "/opt/iobroker" and "/opt/scripts"
 if [[ "$permissioncheck" == "false" ]]; then
   echo "PERMISSION_CHECK is set to false. Use this at your own risk!"
-  echo ' '
 else
   echo -n "(Re)setting permissions (This might take a while! Please be patient!)... "
     chown -R $setuid:$setgid /opt/iobroker
     chown -R $setuid:$setgid /opt/scripts
   echo 'Done.'
-  echo ' '
 fi
+echo ' '
 
 # Backing up original iobroker-file and changing sudo to gosu
 echo -n "Fixing \"sudo-bug\" by replacing sudo with gosu... "
@@ -254,9 +247,108 @@ echo -n "Fixing \"sudo-bug\" by replacing sudo with gosu... "
 echo 'Done.'
 echo ' '
 
+# Checking multihost and db setup
+if [[ "$multihost" == "master" || "$multihost" == "slave" ]]; then
+  # multihost enabled
+  if [[ "$multihost" == "master" ]]; then
+    set +e
+    bash /opt/scripts/setup_iob_db.sh -master
+    return=$?
+    set -e
+    if [[ "$return" -ne 0 ]]; then stop_on_error; fi
+  elif [[ "$multihost" == "slave" ]]; then
+    set +e
+    bash /opt/scripts/setup_iob_db.sh -slave
+    return=$?
+    set -e
+    if [[ "$return" -ne 0 ]]; then stop_on_error; fi
+  fi
+elif [[ "$multihost" == "" || "$multihost" == "false" ]]; then
+  # no multihost, only debug output
+  if [[ "$debug" == "true" ]]; then
+    echo "[DEBUG] Checking multihost settings... "
+    echo "[DEBUG] No multihost settings detected."
+    echo "[DEBUG] Done."
+    echo ' '
+  fi
+  # checking custom objects db settings
+  if [[ "$objectsdbtype" != "" || "$objectsdbhost" != "" || "$objectsdbport" != "" ]]; then
+    set +e
+    bash /opt/scripts/setup_iob_db.sh -objectsdb
+    return=$?
+    set -e
+    if [[ "$return" -ne 0 ]]; then stop_on_error; fi
+  else
+    #no custom objects db settings, only debug output
+    if [[ "$debug" == "true" ]]; then
+      echo "[DEBUG] Checking custom objects db settings... "
+      echo "[DEBUG] No custom objects db settings detected."
+      echo "[DEBUG] Done."
+      echo ' '
+    fi 
+  fi
+  # checking custom states db settings
+  if [[ "$statesdbtype" != "" || "$statesdbhost" != "" || "$statesdbport" != "" ]]; then
+    set +e
+    bash /opt/scripts/setup_iob_db.sh -statesdb
+    return=$?
+    set -e
+    if [[ "$return" -ne 0 ]]; then stop_on_error; fi
+  else
+    #no custom states db settings, only debug output
+    if [[ "$debug" == "true" ]]; then
+      echo "[DEBUG] Checking custom states db settings... "
+      echo "[DEBUG] No custom states db settings detected."
+      echo "[DEBUG] Done."
+      echo ' '
+    fi 
+  fi
+else
+  echo "IOB_MULTIHOST is set, but the value is not valid. Please check your configuration."
+  if [[ "$debug" == "true" ]]; then echo "[DEBUG] IOB_MULTIHOST = "$multihost; fi
+  echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs/#environment-variables-env)."
+  stop_on_error
+fi
+
+# if restored a fresh install, runing "iob setup first" for database init, otherwise check database connection
+if [[ -f /opt/iobroker/.fresh_install ]]; then 
+  echo -n "Initializing a fresh installation of ioBroker... "
+  set +e
+  bash iob setup first > /opt/iobroker/log/iob_setup_first.log 2>&1
+  return=$?
+  set -e
+  rm -f /opt/iobroker/.fresh_install
+  if [[ "$return" -ne 0 ]]; then
+    echo "Failed."
+    echo "For more details see \"/opt/iobroker/log/iob_setup_first.log\"."
+    echo "Please check your configuration and try again."
+    stop_on_error
+  fi
+  echo 'Done.'
+  echo ' '
+else
+  echo -n "Checking Database connection... "
+  set +e
+  if iob uuid &> /dev/null; then
+    echo 'Done.'
+    echo ' '
+  else
+    errormsg=$(iob uuid 2>&1 | sed 's/^/[DEBUG] /')
+    echo "Failed."
+    if [[ "$debug" == "true" ]]; then
+      echo "[DEBUG] Error message: "
+      echo "$errormsg"
+    fi
+    echo "Please check your configuration and try again."
+    echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs)."
+    stop_on_error
+  fi
+  set -e
+fi
+
 # hostname check
 if [[ "$multihost" == "slave" ]]; then
-  echo "IOB_MULTIHOST ist set to \"slave\". Hostname check will be skipped."
+  echo "IOB_MULTIHOST is set to \"slave\". Hostname check will be skipped."
   echo ' '
 else
   # get admin instance and hostname
@@ -269,7 +361,7 @@ else
     if [[ "$debug" == "true" ]]; then echo "[DEBUG] Detected admin hostname is:" $adminhostname; fi
   else
     echo "There was a problem detecting the admin instance of your iobroker."
-    echo "Make sure the ioBroker installation you use has an admin instance or start over with a fresh installation and restore your configuration."
+    echo "Make sure the ioBroker installation you use has an admin instance or try again with a fresh installation and restore your configuration."
     echo "For more details see https://docs.buanet.de/iobroker-docker-image/docs/#restore"
     stop_on_error
   fi
@@ -399,137 +491,6 @@ if [[ "$usbdevices" != "" && "$usbdevices" != "none" ]]; then
   echo ' '
 fi
 
-# Checking ENV for multihost setup
-if [[ "$multihost" != "" ]]; then
-  echo "Checking for multihost settings... "
-  # Configuring objects db host
-  if [[ "$multihost" = "master" && "$objectsdbtype" = "" && "$objectsdbhost" = "" && "$objectsdbport" = "" ]]; then
-    echo "IOB_MULTIHOST is set to \"master\" and no external objects db is set."
-    echo -n "Setting host of objects db to \"0.0.0.0\" to allow external connections... "
-      jq --arg objectsdbhost "0.0.0.0" '.objects.host = $objectsdbhost' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp && mv /opt/iobroker/iobroker-data/iobroker.json.tmp /opt/iobroker/iobroker-data/iobroker.json
-      chown -R $setuid:$setgid /opt/iobroker/iobroker-data/iobroker.json && chmod 674 /opt/iobroker/iobroker-data/iobroker.json
-    echo 'Done.'
-  elif [[ "$multihost" = "master" && "$objectsdbhost" = "127.0.0.1" ]]; then
-    echo "IOB_MULTIHOST is set to \"master\", but IOB_OBJECTSDB_HOST is set to \"127.0.0.1\"."
-    echo "This configuration will not allow slaves to connect to objects db! Please change or remove \"IOB_OBJECTSDB_HOST\" and start over!"
-    echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs/)."
-    exit 1
-  elif [[ "$multihost" = "master" && "$objectsdbtype" != "" && "$objectsdbhost" != "" && "$objectsdbport" != "" ]]; then
-    echo "IOB_MULTIHOST is set to \"master\" and external objects db is set."
-  elif ([[ "$multihost" = "slave" && "$objectsdbtype" = "" ]]) || ([[ "$multihost" = "slave" && "$objectsdbhost" = "" ]]) || ([[ "$multihost" = "slave" && "$objectsdbport" = "" ]]); then
-    echo "IOB_MULTIHOST is set to \"slave\", but no external objects db is set."
-    echo "You have to configure ENVs \"IOB_OBJECTSDB_TYPE\", \"IOB_OBJECTSDB_HOST\" and \"IOB_OBJECTSDB_PORT\" to connect to a master objects db."
-    echo "Please check your settings and start over!"
-    echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs/)."
-    exit 1
-  elif [[ "$multihost" = "slave" && "$objectsdbtype" != "" && "$objectsdbhost" != "" && "$objectsdbport" != "" ]]; then
-    echo "IOB_MULTIHOST is set to \"slave\" and external objects db is set."
-  elif [[ "$multihost" != "" ]]; then
-    echo "IOB_MULTIHOST is set, but it seems like some configuration is missing."
-    echo "Please checke if you have configured the ENVs \"MULTIHOST\", \"IOB_OBJECTSDB_TYPE\", \"IOB_OBJECTSDB_HOST\" and \"IOB_OBJECTSDB_PORT\" correctly and start over."
-    echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs/)."
-    exit 1
-  fi
-   # Configuring states db host
-  if [[ "$multihost" = "master" && "$statesdbtype" = "" && "$statesdbhost" = "" && "$statesdbport" = "" ]]; then
-    echo "IOB_MULTIHOST is set to \"master\" and no external states db is set."
-    echo -n "Setting host of states db to \"0.0.0.0\" to allow external connections... "
-      jq --arg statesdbhost "0.0.0.0" '.states.host = $statesdbhost' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp && mv /opt/iobroker/iobroker-data/iobroker.json.tmp /opt/iobroker/iobroker-data/iobroker.json
-      chown -R $setuid:$setgid /opt/iobroker/iobroker-data/iobroker.json && chmod 674 /opt/iobroker/iobroker-data/iobroker.json
-    echo 'Done.'
-  elif [[ "$multihost" = "master" && "$statesdbhost" = "127.0.0.1" ]]; then
-    echo "IOB_MULTIHOST is set to \"master\", but states db host is set to \"127.0.0.1\"."
-    echo "This configuration will not allow slaves to connect to objects db! Please change or remove \"IOB_STATESDB_HOST\" and start over!"
-    echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs/)."
-    exit 1
-  elif [[ "$multihost" = "master" && "$statesdbtype" != "" && "$statesdbhost" != "" && "$statesdbport" != "" ]]; then
-    echo "IOB_MULTIHOST is set to \"master\" and external states db is set."
-  elif ([[ "$multihost" = "slave" && "$statesdbtype" = "" ]]) || ([[ "$multihost" = "slave" && "$statesdbhost" = "" ]]) || ([[ "$multihost" = "slave" && "$statesdbport" = "" ]]); then
-    echo "IOB_MULTIHOST is set to \"slave\", but no external states db is set."
-    echo "You have to configure ENVs \"IOB_STATESDB_TYPE\", \"IOB_STATESDB_HOST\" and \"IOB_STATESDB_PORT\" to connect to a maser states db."
-    echo "Please check your settings and start over!"
-    echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs/)."
-    exit 1
-  elif [[ "$multihost" = "slave" && "$statesdbtype" != "" && "$statesdbhost" != "" && "$statesdbport" != "" ]]; then
-    echo "IOB_MULTIHOST is set to \"slave\" and external states db is set."
-  elif [[ "$multihost" != "" ]]; then
-    echo "IOB_MULTIHOST is set, but it seems like some configuration is missing."
-    echo "Please checke if you have configured the ENVs \"MULTIHOST\", \"IOB_STATESDB_TYPE\", \"IOB_STATESDB_HOST\" and \"IOB_STATESTDB_PORT\" correctly and start over."
-    echo "For more information see ioBroker Docker image Docs (https://docs.buanet.de/iobroker-docker-image/docs/)."
-    exit 1
-  fi
-  echo 'Done.'
-  echo ' '
-fi
-
-# Checking ENVs for custom setup of objects db
-if [[ "$objectsdbtype" != "" || "$objectsdbhost" != "" || "$objectsdbport" != "" ]]; then
-  echo "Checking for custom objects db settings ... "
-  if [[ "$objectsdbtype" != "$(jq -r '.objects.type' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
-    echo "IOB_OBJECTSDB_TYPE is set and value is different from detected ioBroker installation."
-    echo -n "Setting type of objects db to \""$objectsdbtype"\"... "
-      jq --arg objectsdbtype "$objectsdbtype" '.objects.type = $objectsdbtype' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp && mv /opt/iobroker/iobroker-data/iobroker.json.tmp /opt/iobroker/iobroker-data/iobroker.json
-      chown -R $setuid:$setgid /opt/iobroker/iobroker-data/iobroker.json && chmod 674 /opt/iobroker/iobroker-data/iobroker.json
-    echo 'Done.'
-  else
-    echo "IOB_OBJECTSDB_TYPE is set and value meets detected ioBroker installation."
-  fi
-  if [[ "$objectsdbhost" != "$(jq -r '.objects.host' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
-    echo "IOB_OBJECTSDB_HOST is set and value is different from detected ioBroker installation."
-    echo -n "Setting host of objects db to \""$objectsdbhost"\"... "
-      jq --arg objectsdbhost "$objectsdbhost" '.objects.host = $objectsdbhost' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp && mv /opt/iobroker/iobroker-data/iobroker.json.tmp /opt/iobroker/iobroker-data/iobroker.json
-      chown -R $setuid:$setgid /opt/iobroker/iobroker-data/iobroker.json && chmod 674 /opt/iobroker/iobroker-data/iobroker.json
-    echo 'Done.'
-  else
-    echo "IOB_OBJECTSDB_HOST is set and value meets detected ioBroker installation."
-  fi
-  if [[ "$objectsdbport" != "$(jq -r '.objects.port' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
-    echo "IOB_OBJECTSDB_PORT is set and value is different from detected ioBroker installation."
-    echo -n "Setting port of objects db to \""$objectsdbport"\"... "
-      jq --arg objectsdbport $objectsdbport '.objects.port = $objectsdbport' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp && mv /opt/iobroker/iobroker-data/iobroker.json.tmp /opt/iobroker/iobroker-data/iobroker.json
-      chown -R $setuid:$setgid /opt/iobroker/iobroker-data/iobroker.json && chmod 674 /opt/iobroker/iobroker-data/iobroker.json
-    echo 'Done.'
-  else
-    echo "IOB_OBJECTSDB_PORT is set and value meets detected ioBroker installation."
-  fi
-  echo 'Done.'
-  echo ' '
-fi
-
-# Checking ENVs for custom setup of states db
-if [[ "$statesdbtype" != "" || "$statesdbhost" != "" || "$statesdbport" != "" ]]; then
-  echo "Checking for custom states db settings... "
-  if [[ "$statesdbtype" != "$(jq -r '.states.type' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
-    echo "IOB_STATESDB_TYPE is set and value is different from detected ioBroker installation."
-    echo -n "Setting type of states db to \""$statesdbtype"\"... "
-      jq --arg statesdbtype "$statesdbtype" '.states.type = $statesdbtype' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp && mv /opt/iobroker/iobroker-data/iobroker.json.tmp /opt/iobroker/iobroker-data/iobroker.json
-      chown -R $setuid:$setgid /opt/iobroker/iobroker-data/iobroker.json && chmod 674 /opt/iobroker/iobroker-data/iobroker.json
-    echo 'Done.'
-  else
-    echo "IOB_STATESDB_TYPE is set and value meets detected ioBroker installation."
-  fi
-  if [[ "$statesdbhost" != "$(jq -r '.states.host' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
-    echo "IOB_STATESDB_HOST is set and value is different from detected ioBroker installation."
-    echo -n "Setting host of states db to \""$statesdbhost"\"... "
-      jq --arg statesdbhost "$statesdbhost" '.states.host = $statesdbhost' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp && mv /opt/iobroker/iobroker-data/iobroker.json.tmp /opt/iobroker/iobroker-data/iobroker.json
-      chown -R $setuid:$setgid /opt/iobroker/iobroker-data/iobroker.json && chmod 674 /opt/iobroker/iobroker-data/iobroker.json
-    echo 'Done.'
-  else
-    echo "IOB_STATESDB_HOST is set and value meets detected ioBroker installation."
-  fi
-  if [[ "$statesdbport" != "$(jq -r '.states.port' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
-    echo "IOB_STATESDB_PORT is set and value is different from detected ioBroker installation."
-    echo -n "Setting port of states db to \""$statesdbport"\"... "
-      jq --arg statesdbport $statesdbport '.states.port = $statesdbport' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp && mv /opt/iobroker/iobroker-data/iobroker.json.tmp /opt/iobroker/iobroker-data/iobroker.json
-      chown -R $setuid:$setgid /opt/iobroker/iobroker-data/iobroker.json && chmod 674 /opt/iobroker/iobroker-data/iobroker.json
-    echo 'Done.'
-  else
-    echo "IOB_STATESDB_PORT is set and value meets detected ioBroker installation."
-  fi
-  echo 'Done.'
-  echo ' '
-fi
-
 # Checking for Userscripts in /opt/userscripts
 if [[ `find /opt/userscripts -type f | wc -l` -lt 1 ]]; then
   echo -n "There is no data detected in /opt/userscripts. Restoring exapmple userscripts... "
@@ -537,29 +498,26 @@ if [[ `find /opt/userscripts -type f | wc -l` -lt 1 ]]; then
     chmod 755 /opt/userscripts/userscript_firststart_example.sh
     chmod 755 /opt/userscripts/userscript_everystart_example.sh
   echo 'Done.'
-  echo ' '
 elif [[ -f /opt/userscripts/userscript_firststart.sh || -f /opt/userscripts/userscript_everystart.sh ]]; then
-  if [[ -f /opt/userscripts/userscript_firststart.sh && -f /opt/.firstrun ]]; then
+  if [[ -f /opt/userscripts/userscript_firststart.sh && -f /opt/.first_run ]]; then
     echo "Userscript for first start detected and this is the first start of a new container."
     echo "Running userscript_firststart.sh... "
       chmod 755 /opt/userscripts/userscript_firststart.sh
       bash /opt/userscripts/userscript_firststart.sh
     echo 'Done.'
-    echo ' '
   fi
   if [[ -f /opt/userscripts/userscript_everystart.sh ]]; then
     echo "Userscript for every start detected. Running userscript_everystart.sh... "
       chmod 755 /opt/userscripts/userscript_everystart.sh
       bash /opt/userscripts/userscript_everystart.sh
     echo 'Done.'
-    echo ' '
   fi
 fi
+echo ' '
 
-# Removing first run marker when exists
-if [[ -f /opt/.firstrun ]]; then
-  rm -f /opt/.firstrun
-fi
+# Removing first run an fresh install markers when exists
+if [[ -f /opt/.first_run ]]; then rm -f /opt/.first_run; fi
+if [[ -f /opt/iobroker/.fresh_install ]]; then rm -f /opt/iobroker/.fresh_install; fi
 
 #####
 # STEP 5 - Starting ioBroker
diff --git a/debian/scripts/maintenance.sh b/debian/scripts/maintenance.sh
index c2b4a62..95222ab 100644
--- a/debian/scripts/maintenance.sh
+++ b/debian/scripts/maintenance.sh
@@ -23,6 +23,7 @@ display_help() {
   echo '       off        > switches mantenance mode OFF and stops or restarts the container'
   echo '       upgrade    > puts the container to maintenance mode and upgrades ioBroker'
   echo '       restart    > stops iobroker and stops or restarts the container'
+  echo '       restore    > stops iobroker and restores the last backup'
   echo '       help       > shows this help'
   echo ''
   echo 'OPTIONS'
@@ -217,6 +218,48 @@ restart_container() {
   pkill -u root
 }
 
+# restore iobroker
+restore_iobroker() {
+  echo 'You are now going to perform a restore of your iobroker.'
+
+  if [[ "$autoconfirm" != yes ]]; then
+    local reply
+
+    read -rp 'Do you want to continue [yes/no]? ' reply
+    if [[ "$reply" == y || "$reply" == Y || "$reply" == yes ]]; then
+      : # continue
+    else
+      return 1
+    fi
+  else
+    echo 'This command was already confirmed by the -y or --yes option.'
+  fi
+
+  echo -n 'Stopping ioBroker...'
+  stop_iob
+
+  # fixing permission errors during restore
+  #chown -R $setuid:$setgid /opt/iobroker/backup
+
+  echo -n "Restoring ioBroker... "
+  bash iobroker restore 0 > /opt/iobroker/log/restore.log 2>&1
+  echo 'Done.'
+  echo ' '
+  echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
+  echo "!!!!                             IMPORTANT NOTE                             !!!!"
+  echo "!!!!      The maintenance script restored iobroker from a backup file.      !!!!"
+  echo "!!!! Check /opt/iobroker/log/restore.log to see if restore was successful.  !!!!"
+  echo "!!!!   When ioBroker starts it will reinstall all Adapters automatically.   !!!!"
+  echo "!!!!         This might be take a looooong time! Please be patient!         !!!!"
+  echo "!!!!  You can view installation process by taking a look at ioBroker log.   !!!!"
+  echo "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!"
+  sleep 10
+  echo 'Container will be stopped or restarted in 5 seconds...'
+  sleep 5
+  echo 'stopping' > "$healthcheck"
+  pkill -u root
+}
+
 # parsing commands and options
 
 # default command to run unless another was given
@@ -242,6 +285,9 @@ for arg in "$@"; do
     restart|rest|r)
       run=(restart_container)
       ;;
+    restore)
+      run=(restore_iobroker)
+      ;;
     -y|--yes)
       autoconfirm=yes
       ;;
diff --git a/debian/scripts/setup_iob_db.sh b/debian/scripts/setup_iob_db.sh
new file mode 100644
index 0000000..faa0e20
--- /dev/null
+++ b/debian/scripts/setup_iob_db.sh
@@ -0,0 +1,345 @@
+#!/bin/bash
+
+# reading env
+debug=$DEBUG
+objectsdbhost=$IOB_OBJECTSDB_HOST
+objectsdbport=$IOB_OBJECTSDB_PORT
+objectsdbtype=$IOB_OBJECTSDB_TYPE
+objectsdbname=$IOB_OBJECTSDB_NAME # new for sentinel support
+objectsdbpass=$IOB_OBJECTSDB_PASS # new for auth support
+setgid=$SETGID
+setuid=$SETUID
+statesdbhost=$IOB_STATESDB_HOST
+statesdbport=$IOB_STATESDB_PORT
+statesdbtype=$IOB_STATESDB_TYPE
+statesdbname=$IOB_STATESDB_NAME # new for sentinel support
+statesdbpass=$IOB_STATESDB_PASS # new for auth support
+
+# functions
+write_iobroker_json() {
+  mv /opt/iobroker/iobroker-data/iobroker.json.tmp /opt/iobroker/iobroker-data/iobroker.json
+  chown -R "$setuid":"$setgid" /opt/iobroker/iobroker-data/iobroker.json && chmod 674 /opt/iobroker/iobroker-data/iobroker.json
+}
+set_objectsdb_type() {
+  if [[ "$objectsdbtype" != "$(jq -r '.objects.type' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+    echo "IOB_OBJECTSDB_TYPE is available but value is different from detected ioBroker installation."
+    echo -n "Setting type of objects db to \"""$objectsdbtype""\"... "
+      jq --arg value "$objectsdbtype" '.objects.type = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+      write_iobroker_json
+    echo 'Done.'
+  else
+    echo "IOB_OBJECTSDB_TYPE is available and value meets detected ioBroker installation."
+  fi
+}
+set_objectsdb_host() {
+  if [[ $objectsdbhost == *","* ]]; then
+    if [[ "$(jq -c -n --arg value $objectsdbhost '$value|split(",")')" != "$(jq -r '.objects.host' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+      echo "IOB_OBJECTSDB_HOST is available but value is different from detected ioBroker installation."
+      echo -n "Setting host of objects db to \"""$objectsdbhost""\"... "
+        jq --arg value "$objectsdbhost" '.objects.host = ($value|split(","))' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "IOB_OBJECTSDB_HOST is available and value meets detected ioBroker installation."
+    fi
+    if [[ $objectsdbname != "" ]]; then
+      if [[ "$objectsdbname" != "$(jq -r '.objects.sentinelName' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+        echo "IOB_OBJECTSDB_NAME is available but value is different from detected ioBroker installation."
+        echo -n "Setting name of objects db to \"""$objectsdbname""\"... "
+          jq --arg value "$objectsdbname" '.objects.sentinelName = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+          write_iobroker_json
+        echo 'Done.'
+      else
+        echo "IOB_OBJECTSDB_NAME is available and value meets detected ioBroker installation."
+      fi
+    else
+      if [[ "$(jq -r '.objects.sentinelName' /opt/iobroker/iobroker-data/iobroker.json)" != "mymaster" ]]; then
+        echo "IOB_OBJECTSDB_NAME is not available. Using default value \"mymaster\" instead."
+        echo -n "Setting name of objects db to \"mymaster\"... "
+          jq --arg value "mymaster" '.objects.sentinelName = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+          write_iobroker_json
+        echo 'Done.'
+      else
+        echo "IOB_OBJECTSDB_NAME is not available but default value \"mymaster\" meets detected ioBroker installation.."
+      fi
+    fi
+  else
+    if [[ "$objectsdbhost" != "$(jq -r '.objects.host' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+      echo "IOB_OBJECTSDB_HOST is available but value is different from detected ioBroker installation."
+      echo -n "Setting host of objects db to \"""$objectsdbhost""\"... "
+        jq --arg value "$objectsdbhost" '.objects.host = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "IOB_OBJECTSDB_HOST is available and value meets detected ioBroker installation."
+    fi
+  fi
+}
+set_objectsdb_port() {
+  if [[ $objectsdbport == *","* ]]; then 
+    if [[ "$(jq -c -n --arg value $objectsdbport '$value|split(",")')" != "$(jq -r '.objects.port' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+      echo "IOB_OBJECTSDB_PORT is available but value is different from detected ioBroker installation."
+      echo -n "Setting port of objects db to \"""$objectsdbport""\"... "
+        jq --arg value "$objectsdbport" '.objects.port = ($value|split(","))' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "IOB_OBJECTSDB_PORT is available and value meets detected ioBroker installation."
+    fi
+  else
+    if [[ "$objectsdbport" != "$(jq -r '.objects.port' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+      echo "IOB_OBJECTSDB_PORT is available but value is different from detected ioBroker installation."
+      echo -n "Setting port of objects db to \"""$objectsdbport""\"... "
+        jq --arg value "$objectsdbport" '.objects.port = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "IOB_OBJECTSDB_PORT is available and value meets detected ioBroker installation."
+    fi
+  fi
+}
+set_objectsdb_pass() {
+  if [[ "$objectsdbpass" != "$(jq -r '.objects.options.auth_pass' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+    echo "IOB_OBJECTSDB_PASS is available but value is different from detected ioBroker installation."
+    echo -n "Setting password of objects db to \"""$objectsdbpass""\"... "
+      jq --arg value "$objectsdbpass" '.objects.options.auth_pass = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+      write_iobroker_json
+    echo 'Done.'
+  else
+  echo "IOB_OBJECTSDB_PASS is available and value meets detected ioBroker installation."
+  fi
+}
+set_statesdb_type() {
+  if [[ "$statesdbtype" != "$(jq -r '.states.type' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+    echo "IOB_STATESDB_TYPE is available but value is different from detected ioBroker installation."
+    echo -n "Setting type of states db to \"""$statesdbtype""\"... "
+      jq --arg value "$statesdbtype" '.states.type = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+      write_iobroker_json
+    echo 'Done.'
+  else
+    echo "IOB_STATESDB_TYPE is available and value meets detected ioBroker installation."
+  fi
+}
+set_statesdb_host() {
+  if [[ $statesdbhost == *","* ]]; then
+    if [[ "$(jq -c -n --arg parm $statesdbhost '$parm|split(",")')" != "$(jq -r '.states.host' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+      echo "IOB_STATESDB_HOST is available but value is different from detected ioBroker installation."
+      echo -n "Setting host of states db to \"""$statesdbhost""\"... "
+        jq --arg value "$statesdbhost" '.states.host = ($value|split(","))' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "IOB_STATESDB_HOST is available and value meets detected ioBroker installation."
+    fi
+    if [[ $statesdbname != "" ]]; then
+      if [[ "$statesdbname" != "$(jq -r '.states.sentinelName' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+        echo "IOB_STATESDB_NAME is available but value is different from detected ioBroker installation."
+        echo -n "Setting name of states db to \"""$statesdbname""\"... "
+          jq --arg value "$statesdbname" '.states.sentinelName = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+          write_iobroker_json
+        echo 'Done.'
+      else
+        echo "IOB_STATESDB_NAME is available and value meets detected ioBroker installation."
+      fi
+    else
+      if [[ "$(jq -r '.states.sentinelName' /opt/iobroker/iobroker-data/iobroker.json)" != "mymaster" ]]; then
+        echo "IOB_STATESDB_NAME is not available. Using default value \"mymaster\" instead."
+        echo -n "Setting name of states db to \"mymaster\"... "
+          jq --arg value "mymaster" '.states.sentinelName = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+          write_iobroker_json
+        echo 'Done.'
+      else
+        echo "IOB_STATESDB_NAME is not available but default value \"mymaster\" meets detected ioBroker installation.."
+      fi
+    fi
+  else
+    if [[ "$statesdbhost" != "$(jq -r '.states.host' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+      echo "IOB_STATESDB_HOST is available but value is different from detected ioBroker installation."
+      echo -n "Setting host of states db to \"""$statesdbhost""\"... "
+        jq --arg value "$statesdbhost" '.states.host = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "IOB_STATESDB_HOST is available and value meets detected ioBroker installation."
+    fi
+  fi
+}
+set_statesdb_port() {
+  if [[ $statesdbport == *","* ]]; then 
+    if [[ "$(jq -c -n --arg value $statesdbport '$value|split(",")')" != "$(jq -r '.states.port' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+      echo "IOB_STATESDB_PORT is available but value is different from detected ioBroker installation."
+      echo -n "Setting port of states db to \"""$statesdbport""\"... "
+        jq --arg value "$statesdbport" '.states.port = ($value|split(","))' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "IOB_STATESDB_PORT is available and value meets detected ioBroker installation."
+    fi
+  else
+    if [[ "$statesdbport" != "$(jq -r '.states.port' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+      echo "IOB_STATESDB_PORT is available but value is different from detected ioBroker installation."
+      echo -n "Setting port of states db to \"""$statesdbport""\"... "
+        jq --arg value "$statesdbport" '.states.port = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "IOB_STATESDB_PORT is available and value meets detected ioBroker installation."
+    fi
+  fi
+}
+set_statesdb_pass() {
+  if [[ "$statesdbpass" != "$(jq -r '.states.options.auth_pass' /opt/iobroker/iobroker-data/iobroker.json)" ]]; then
+    echo "IOB_STATESDB_PASS is available but value is different from detected ioBroker installation."
+    echo -n "Setting password of states db to \"""$statesdbpass""\"... "
+      jq --arg value "$statesdbpass" '.states.options.auth_pass = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp
+      write_iobroker_json
+    echo 'Done.'
+  else
+    echo "IOB_STATESDB_PASS is available and value meets detected ioBroker installation."
+  fi
+}
+config_error_output() {
+  echo ' '
+  echo "Something went wrong. Looks like at least one parameter defining the custom db connection was not set properly or is missing."
+  echo "Please check your configuration and try again."
+  echo "For more information see ioBroker Docker Image Docs (https://docs.buanet.de/iobroker-docker-image/docs/)."
+}
+
+# parameter check
+if [[ "$1" == "-master" ]]; then # setup master
+  echo "IOB_MULTIHOST is available and set to \"master\"."
+  echo 'Done.'
+  echo ' '
+  # multihost objects db
+  if [[ "$objectsdbtype" != "" && "$objectsdbhost" != "" && "$objectsdbport" != "" ]]; then
+    echo "Configuring custom objects db..."
+    set_objectsdb_type
+    set_objectsdb_host
+    set_objectsdb_port
+    if [[ "$objectsdbpass" != "" ]]; then set_objectsdb_pass; fi
+    echo 'Done.'
+    echo ' '
+  elif [[ "$objectsdbtype" == "" && "$objectsdbhost" == "" && "$objectsdbport" == "" ]]; then
+    echo "No custom objects db is set."
+    if [[ "$(jq -r '.objects.host' /opt/iobroker/iobroker-data/iobroker.json)" != "0.0.0.0" ]]; then
+      echo -n "Configuring default objects db to accept external connections... "
+        jq --arg value "0.0.0.0" '.objects.host = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp 
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "Default objects db is accepting external connections."
+    fi
+  else
+    if [[ "$debug" == "true" ]]; then
+      echo "[DEBUG] IOB_OBJECTSDB_TYPE = ""$objectsdbtype"
+      echo "[DEBUG] IOB_OBJECTSDB_HOST = ""$objectsdbhost"
+      echo "[DEBUG] IOB_OBJECTSDB_PORT = ""$objectsdbport"
+    fi
+    config_error_output
+    exit 1
+  fi
+  # multihost states db
+  if [[ "$statesdbtype" != "" && "$statesdbhost" != "" && "$statesdbport" != "" ]]; then
+    echo "Configuring custom states db..."
+    set_statesdb_type
+    set_statesdb_host
+    set_statesdb_port
+    if [[ "$statesdbpass" != "" ]]; then set_statesdb_pass; fi
+    echo 'Done.'
+    echo ' '
+  elif [[ "$statesdbtype" == "" && "$statesdbhost" == "" && "$statesdbport" == "" ]]; then
+    echo "No custom states db is set."
+    if [[ "$(jq -r '.states.host' /opt/iobroker/iobroker-data/iobroker.json)" != "0.0.0.0" ]]; then
+      echo -n "Configuring default states db to accept external connections... "
+        jq --arg value "0.0.0.0" '.states.host = $value' /opt/iobroker/iobroker-data/iobroker.json > /opt/iobroker/iobroker-data/iobroker.json.tmp 
+        write_iobroker_json
+      echo 'Done.'
+    else
+      echo "Default states db is accepting external connections."
+    fi
+  else
+    if [[ "$debug" == "true" ]]; then
+      echo "[DEBUG] IOB_STATESDB_TYPE = ""$statesdbtype"
+      echo "[DEBUG] IOB_STATESDB_HOST = ""$statesdbhost"
+      echo "[DEBUG] IOB_STATESDB_PORT = ""$statesdbport"
+    fi
+    config_error_output
+    exit 1
+  fi
+elif [[ "$1" == "-slave" ]]; then # setup slave
+  echo "IOB_MULTIHOST is available and set to \"slave\"."
+  echo 'Done.'
+  echo ' '
+  # multihost slave objects db connection
+  if [[ "$objectsdbtype" != "" && "$objectsdbhost" != "" && "$objectsdbport" != "" ]]; then
+    echo "Configuring objects db connection..."
+    set_objectsdb_type
+    set_objectsdb_host
+    set_objectsdb_port
+    if [[ "$objectsdbpass" != "" ]]; then set_objectsdb_pass; fi
+    echo 'Done.'
+    echo ' '
+  else
+    if [[ "$debug" == "true" ]]; then
+      echo "[DEBUG] IOB_OBJECTSDB_TYPE = ""$objectsdbtype"
+      echo "[DEBUG] IOB_OBJECTSDB_HOST = ""$objectsdbhost"
+      echo "[DEBUG] IOB_OBJECTSDB_PORT = ""$objectsdbport"
+    fi
+    config_error_output
+    exit 1
+  fi
+  # multihost slave states db connection
+  if [[ "$statesdbtype" != "" && "$statesdbhost" != "" && "$statesdbport" != "" ]]; then
+    echo "Configuring states db connection..."
+    set_statesdb_type
+    set_statesdb_host
+    set_statesdb_port
+    if [[ "$statesdbpass" != "" ]]; then set_statesdb_pass; fi
+    echo 'Done.'
+    echo ' '
+  else
+    if [[ "$debug" == "true" ]]; then
+      echo "[DEBUG] IOB_STATESDB_TYPE = ""$statesdbtype"
+      echo "[DEBUG] IOB_STATESDB_HOST = ""$statesdbhost"
+      echo "[DEBUG] IOB_STATESDB_PORT = ""$statesdbport"
+    fi
+    config_error_output
+    exit 1
+  fi
+elif [[ "$1" == "-objectsdb" ]]; then # setup objects db standalone
+  if [[ "$objectsdbtype" != "" && "$objectsdbhost" != "" && "$objectsdbport" != "" ]]; then
+    echo "Configuring custom objects db..."
+    set_objectsdb_type
+    set_objectsdb_host
+    set_objectsdb_port
+    if [[ "$objectsdbpass" != "" ]]; then set_objectsdb_pass; fi
+    echo 'Done.'
+    echo ' '
+  else
+    if [[ "$debug" == "true" ]]; then
+    echo "[DEBUG] IOB_OBJECTSDB_TYPE = ""$objectsdbtype"
+    echo "[DEBUG] IOB_OBJECTSDB_HOST = ""$objectsdbhost"
+    echo "[DEBUG] IOB_OBJECTSDB_PORT = ""$objectsdbport"
+    fi
+    config_error_output
+    exit 1
+  fi
+elif [[ "$1" == "-statesdb" ]]; then # setup states db standalone
+  if [[ "$statesdbtype" != "" && "$statesdbhost" != "" && "$statesdbport" != "" ]]; then
+    echo "Configuring custom states db..."
+    set_statesdb_type
+    set_statesdb_host
+    set_statesdb_port
+    if [[ "$statesdbpass" != "" ]]; then set_statesdb_pass; fi
+    echo 'Done.'
+    echo ' '
+  else
+    if [[ "$debug" == "true" ]]; then
+    echo "[DEBUG] IOB_STATESDB_TYPE = ""$statesdbtype"
+    echo "[DEBUG] IOB_STATESDB_HOST = ""$statesdbhost"
+    echo "[DEBUG] IOB_STATESDB_PORT = ""$statesdbport"
+    fi
+    config_error_output
+    exit 1
+  fi
+fi