[WIP] Add fully scripted influxdb + grafana installation

functions/openhab.sh

@@ -124,8 +124,14 @@ openhab_is_installed() {
 }
 
 openhab_is_running() {
-  #TODO
-  exit 1
+  if [ `systemctl is-active openhab2` != "active" ]; then return 1; fi
+  if [ -r /etc/default/openhab2 ]; then
+  . /etc/default/openhab2
+  fi
+  # Read and set openHAB variables set in /etc/default/ scripts
+  if [ -z "${OPENHAB_HTTP_PORT}" ];  then OPENHAB_HTTP_PORT=8080; fi
+  if [ -z "${OPENHAB_HTTPS_PORT}" ]; then OPENHAB_HTTPS_PORT=8443; fi
+  return 0;
 }
 
 # The function has one non-optinal parameter for the application to create a tile for

functions/packages.sh

@@ -406,62 +406,259 @@ speedtest_cli_setup() {
   fi
 }
 
+## Function for installing and configure InfluxDB and Grafana while also integrate it to openHAB.
+## The function can be invoked either INTERACTIVE with userinterface UNATTENDED.
+##
+## When called UNATTENDED it will install both InfluxDB and Grafana on the local system. 
+##
+##    influxdb_grafana_setup()
+##
+
 influxdb_grafana_setup() {
-  FAILED=0
-  introtext="This will install InfluxDB and Grafana. Soon this procedure will also set up the connection between them and with openHAB. For now, please follow the instructions found here:
+  local FAILED=0
+  local text_intro="This will install and configure InfluxDB and Grafana. Discussion thread about this configuration please consult:
   \nhttps://community.openhab.org/t/13761/1"
-  failtext="Sadly there was a problem setting up the selected option. Please report this problem in the openHAB community forum or as a openHABian GitHub issue."
-  successtext="Setup successful. Please continue with the instructions you can find here:\n\nhttps://community.openhab.org/t/13761/1"
+  local text_fail="Sadly there was a problem setting up the selected option. Please report this problem in the openHAB community forum or as a openHABian GitHub issue."
+  local text_success="Setup successful. Please continue with the instructions you can find here:\n\nhttps://community.openhab.org/t/13761/1"
 
   echo "$(timestamp) [openHABian] Setting up InfluxDB and Grafana... "
-  distributor=$(lsb_release -si | awk '{print tolower($0)}')
-  if ! [ $distributor = "ubuntu" ]; then #since we only have ubuntu and debian as supported OS at the moment
-        distributor="debian"             # replacing e.g. raspbian with debian
-  fi
-  codename=$(lsb_release -sc)
   if [ -n "$INTERACTIVE" ]; then
-    if ! (whiptail --title "Description, Continue?" --yes-button "Continue" --no-button "Back" --yesno "$introtext" 15 80) then echo "CANCELED"; return 0; fi
-  fi
+    if ! (whiptail --title "Description, Continue?" --yes-button "Continue" --no-button "Back" --yesno "$text_intro" 15 80) then echo "CANCELED"; return 0; fi
+  fi
+
+  local influxdb_address
+  local influxdb_admin_username
+  local influxdb_admin_password
+  local influxdb_openhab_username
+  local influxdb_openhab_password
+  local influxdb_grafana_username
+  local influxdb_grafana_password
+  local influxdb_database_name
+  local grafana_admin_password
+  local openhab_integration=false
+  if [ -n "$INTERACTIVE" ]; then
+    local text_influxDB_intro="A new InfluxDB instance can be installed locally on the openhabian system or an already running InfluxDB instance can be used."
+    if ! (whiptail --title "InfluxDB" --yes-button "Install locally" --no-button "Use existing instance" --yesno "$text_influxDB_intro" 15 80) then
+      local text_influxDB_configure="Shall a new user and database be configured on the InfluxDB instance automatically or shall existing existing ones be used?"
+      if ! (whiptail --title "InfluxDB" --yes-button "Configure automatically" --no-button "Use existing database" --yesno "$text_influxDB_configure" 15 80) then
+        # Existing InfluxDB - Manual configuration
+        influxdb_database_name=$(whiptail --title "InfluxDB" --inputbox "OpenHAB need to use a specific InfluxDB database. Please enter a configured InfluxDB database name:" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        influxdb_openhab_username=$(whiptail --title "InfluxDB" --inputbox "OpenHAB need write/read access to previous defined database. Please enter an InfluxDB username for OpenHAB:" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        influxdb_openhab_password=$(whiptail --title "InfluxDB" --passwordbox "Password for InfluxDB account \"$influxdb_openhab_username:\"" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        influxdb_grafana_username=$(whiptail --title "InfluxDB" --inputbox "Grafana need read access to previous defined database. Please enter an InfluxDB username for Grafana:" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        influxdb_grafana_password=$(whiptail --title "InfluxDB" --passwordbox "Password for InfluxDB account \"$influxdb_grafana_username\":" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+      else
+        # Existing InfluxBD - Automatic configuration
+        influxdb_admin_username=$(whiptail --title "InfluxDB" --inputbox "An InfluxDB admin account must be used for automatical database configuration. Please enter a username: " 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        influxdb_admin_password=$(whiptail --title "InfluxDB" --passwordbox "Password for InfluxDB account \"$influxdb_admin_username\":" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+      fi
+      # Influx DB server address
+      local influxdb_returncode=0
+      local text_influxdb_address="Enter InfluxDB instance adress: [protocol:address:port] \n eg. https://192.168.1.100:8086"
+      while [ "$influxdb_returncode" != "204" ]
+      do
+        influxdb_address=$(whiptail --title "InfluxDB" --inputbox "$text_influxdb_address" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        influxdb_returncode=`curl -s -o --max-time 6 --insecure /dev/null -w "%{http_code}" "$influxdb_address"/ping | sed 's/^0*//'`
+        text_influxdb_address="Can't establish contact to InfluxDB instance. Please retry to enter InfluxDB instance adress: [protocol:address:port] \n eg. https://192.168.1.100:8086"
+      done
+    else
+      # Local InfluxDB
+      local text_influxDB_admin_password="The local InfluxDB installation needs a password for the \"admin\" account. Enter a password:"
+      local matched=false
+      local password_check
+      while [ "$matched" = false ]; do
+        influxdb_admin_password=$(whiptail --title "InfluxDB - Admin Account" --passwordbox "$text_influxDB_admin_password" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        password_check=$(whiptail --title "InfluxDB - Admin Account" --passwordbox "Please confirm the password:" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        if [ "$influxdb_admin_password" = "$password_check" ] && [ ! -z "$influxdb_admin_password" ]; then
+          matched=true
+        else
+          $(whiptail --title "Authentication Setup" --msgbox "Password mismatched or blank... Please try again!" 15 80 3>&1 1>&2 2>&3)
+        fi
+      done
+    fi
+
+    if [ -z "$influxdb_openhab_username" ]; then # is empty
+      influxdb_database_name="openhab_db"
+      influxdb_openhab_username="openhab"
+      influxdb_grafana_username="grafana"
+      local matched=false
+      local password_check
+      while [ "$matched" = false ]; do
+        influxdb_openhab_password=$(whiptail --title "InfluxDB - OpenHAB Account" --passwordbox "An openHAB specific InfluxDB user will be created \"openhab\". Please enter a password:" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        password_check=$(whiptail --title "InfluxDB - OpenHAB Account" --passwordbox "Please confirm the password:" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        if [ "$influxdb_openhab_password" = "$password_check" ] && [ ! -z "$influxdb_openhab_password" ]; then
+          matched=true
+        else
+          $(whiptail --title "Authentication Setup" --msgbox "Password mismatched or blank... Please try again!" 15 80 3>&1 1>&2 2>&3)
+        fi
+      done
+      matched=false
+      while [ "$matched" = false ]; do
+        influxdb_grafana_password=$(whiptail --title "InfluxDB - Grafana Account" --passwordbox "A Grafana specific InfluxDB user will be created \"grafana\". Please enter a password:" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        password_check=$(whiptail --title "InfluxDB - Grafana Account" --passwordbox "Please confirm the password:" 15 80 3>&1 1>&2 2>&3)
+        if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+        if [ "$influxdb_grafana_password" = "$password_check" ] && [ ! -z "$influxdb_grafana_password" ]; then
+          matched=true
+        else
+          $(whiptail --title "Authentication Setup" --msgbox "Password mismatched or blank... Please try again!" 15 80 3>&1 1>&2 2>&3)
+        fi
+      done
+    fi
+
+    # Local Grafana
+    local text_grafana_admin_password="The local Grafana installation needs a password for the \"admin\" account. Enter a password:"
+    local matched=false
+    local password_check
+    while [ "$matched" = false ]; do
+      grafana_admin_password=$(whiptail --title "Grafana - Admin Account" --passwordbox "$text_grafana_admin_password" 15 80 3>&1 1>&2 2>&3)
+      if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+      password_check=$(whiptail --title "Grafana - Admin Account" --passwordbox "Please confirm the password:" 15 80 3>&1 1>&2 2>&3)
+      if [ $? = 1 ]; then echo "CANCELED"; return 0; fi
+      if [ "$grafana_admin_password" = "$password_check" ] && [ ! -z "$grafana_admin_password" ]; then
+        matched=true
+      else
+        $(whiptail --title "Authentication Setup" --msgbox "Password mismatched or blank... Please try again!" 15 80 3>&1 1>&2 2>&3)
+      fi
+    done
 
-  cond_redirect apt -y install apt-transport-https
-  cond_echo ""
-  echo "InfluxDB... "
-  cond_redirect wget -O - https://repos.influxdata.com/influxdb.key | apt-key add - || FAILED=1
-  echo "deb https://repos.influxdata.com/$distributor $codename stable" > /etc/apt/sources.list.d/influxdb.list || FAILED=1
-  cond_redirect apt update || FAILED=1
-  cond_redirect apt -y install influxdb || FAILED=1
-  cond_redirect systemctl daemon-reload
-  cond_redirect systemctl enable influxdb.service
-  cond_redirect systemctl start influxdb.service
-  if [ $FAILED -eq 1 ]; then echo -n "FAILED "; else echo -n "OK "; fi
-  cond_echo ""
 
-  echo "Grafana... "
-  if is_pi; then
-    if is_pione || is_pizero || is_pizerow; then GRAFANA_REPO_PI1="-rpi-1b"; fi
-    echo "deb https://dl.bintray.com/fg2it/deb${GRAFANA_REPO_PI1} $codename main" > /etc/apt/sources.list.d/grafana-fg2it.list || FAILED=2
-    cond_redirect apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 379CE192D401AB61 || FAILED=2
+    if openhab_is_running; then
+      local text_openHAB_integration="OpenHAB can use InfluxDB for persistant storage. Shall InfluxDB be configured with OpenHAB?
+      (A new config file for openHAB will be created with basic settings.)"
+      if (whiptail --title "OpenHAB integration, Continue?" --yes-button "Yes" --no-button "No" --yesno "$text_openHAB_integration" 15 80) then openhab_integration=true ; fi
+    else
+      cond_echo "OpenHAB is not running. InfluxDB and grafana openHAB integration is skipped..."
+    fi
+  fi
+
+  local dist="debian"
+  local codename="stretch"
+  if is_ubuntu; then
+    dist="ubuntu"
+    codename=$(lsb_release -sc)
+  elif is_debian; then
+    dist="debian"
+    codename=$(lsb_release -sc)
+  fi
+
+  if [ -z "$influxdb_address" ]; then # is empty, install a InfluxDB database
+    cond_echo ""
+    echo "Installing InfluxDB..."
+    influxdb_address="http://localhost:8086"
+    influxdb_admin_username="admin"
+    if [ ! -f /etc/influxdb/influxdb.conf ]; then
+      cond_redirect apt -y install apt-transport-https
+      cond_redirect wget -O - https://repos.influxdata.com/influxdb.key | apt-key add - || FAILED=1
+      echo "deb https://repos.influxdata.com/$dist $codename stable" > /etc/apt/sources.list.d/influxdb.list || FAILED=1
+      cond_redirect apt update || FAILED=1
+      cond_redirect apt -y install influxdb || FAILED=1
+      cond_redirect systemctl daemon-reload
+      sleep 2
+      cond_redirect systemctl enable influxdb.service
+      sleep 2
+      cond_redirect systemctl restart influxdb.service
+      sleep 10
+      if [ $FAILED -eq 1 ]; then echo -n "FAILED "; else echo -n "OK "; fi
+      echo -n "Configure InfluxDB admin account... "; echo -n ""
+      curl --insecure $influxdb_address/query --data-urlencode "q=CREATE USER admin WITH PASSWORD '$influxdb_admin_password' WITH ALL PRIVILEGES" || FAILED=1
+      if [ $FAILED -eq 1 ]; then echo -n "FAILED "; else echo -n "OK "; fi
+      echo -n "Configure listen on localhost only... "; echo -n ""
+      cond_redirect sed -i -e '/^# Determines whether HTTP endpoint is enabled./ { n ; s/^# enabled = true/enabled = true/ }' /etc/influxdb/influxdb.conf
+      cond_redirect sed -i 's/# bind-address = ":8086"/bind-address = "localhost:8086"/g' /etc/influxdb/influxdb.conf
+      cond_redirect sed -i 's/# auth-enabled = false/auth-enabled = true/g' /etc/influxdb/influxdb.conf
+      cond_redirect systemctl restart influxdb.service
+      sleep 10
+      if [ $FAILED -eq 1 ]; then echo -n "FAILED "; else echo -n "OK "; fi
+    else
+      echo "SKIPPED"
+      cond_echo "InfluxDB already installed. Using http://localhost:8086"
+    fi
+    cond_echo ""
+  fi
+
+  if [ ! -z "$influxdb_admin_username" ]; then # is set, configure database and application users
+    echo -n "Setup of inital influxdb database and InfluxDB users... "
+    echo -n ""
+    influxdb_database_name="openhab_db"
+    curl --user $influxdb_admin_username:$influxdb_admin_password --insecure $influxdb_address/query --data-urlencode "q=CREATE DATABASE $influxdb_database_name" || FAILED=1
+    curl --user $influxdb_admin_username:$influxdb_admin_password --insecure $influxdb_address/query --data-urlencode "q=CREATE USER openhab WITH PASSWORD '$influxdb_openhab_password'" || FAILED=1
+    curl --user $influxdb_admin_username:$influxdb_admin_password --insecure $influxdb_address/query --data-urlencode "q=CREATE USER grafana WITH PASSWORD '$influxdb_grafana_password'" || FAILED=1
+    curl --user $influxdb_admin_username:$influxdb_admin_password --insecure $influxdb_address/query --data-urlencode "q=GRANT ALL ON openhab_db TO openhab" || FAILED=1
+    curl --user $influxdb_admin_username:$influxdb_admin_password --insecure $influxdb_address/query --data-urlencode "q=GRANT READ ON openhab_db TO grafana" || FAILED=1
+    if [ $FAILED -eq 1 ]; then echo -n "FAILED "; else echo -n "OK "; fi
+  fi
+
+  echo -n "Installing Grafana..."
+  # TODO: Update with ARM repository when ready; https://github.com/grafana/grafana/issues/12761
+  local architecture=$(dpkg --print-architecture)
+  if architecture="armhf"; then
+    cond_redirect wget https://s3-us-west-2.amazonaws.com/grafana-releases/release/grafana_5.3.4_armhf.deb || FAILED=2
+    cond_redirect apt update || FAILED=2
+    cond_redirect apt-get install -y adduser libfontconfig
+    cond_redirect dpkg -i grafana_5.3.4_armhf.deb
+  elif architecture="arm64" then
+    cond_redirect wget https://s3-us-west-2.amazonaws.com/grafana-releases/release/grafana_5.3.4_arm64.deb || FAILED=2
+    cond_redirect apt update || FAILED=2
+    cond_redirect apt-get install -y adduser libfontconfig
+    cond_redirect dpkg -i grafana_5.3.4_arm64.deb
   else
     cond_redirect wget -O - https://packagecloud.io/gpg.key | apt-key add - || FAILED=2
-    echo "deb https://packagecloud.io/grafana/stable/$distributor/ $codename main" > /etc/apt/sources.list.d/grafana.list || FAILED=2
-    if [ $distributor = "ubuntu" ]; then #remove this loop when grafana ubuntu packages are available
-        echo "deb https://packagecloud.io/grafana/stable/debian/ jessie main" > /etc/apt/sources.list.d/grafana.list || FAILED=2
+    echo "deb https://packagecloud.io/grafana/stable/$dist/ $codename main" > /etc/apt/sources.list.d/grafana.list || FAILED=2
+    if [ $dist = "ubuntu" ]; then #remove this loop when grafana ubuntu packages are available
+        echo "deb https://packagecloud.io/grafana/stable/debian/ stretch main" > /etc/apt/sources.list.d/grafana.list || FAILED=2
     fi
+    cond_redirect apt update || FAILED=2
+    cond_redirect apt -y install grafana || FAILED=2
   fi
-  cond_redirect apt update || FAILED=2
-  cond_redirect apt -y install grafana || FAILED=2
   cond_redirect systemctl daemon-reload
   cond_redirect systemctl enable grafana-server.service
   cond_redirect systemctl start grafana-server.service
+  sleep 10
   if [ $FAILED -eq 2 ]; then echo -n "FAILED "; else echo -n "OK "; fi
   cond_echo ""
 
-  echo "Connecting (TODO)... "
-  #TODO
+  echo -n "Updating Grafana admin password..."
+  curl --user admin:admin --header "Content-Type: application/json" --request PUT --data "{\"password\":\"$grafana_admin_password\"}" http://localhost:3000/api/admin/users/1/password || FAILED=2
+  if [ $FAILED -eq 2 ]; then echo -n "FAILED "; else echo -n "OK "; fi
 
-  echo "Adding openHAB dashboard tile... "
+  echo -n "Updating Grafan configuration..."
+  cond_redirect sed -i -e '/^# disable user signup \/ registration/ { n ; s/^;allow_sign_up = true/allow_sign_up = false/ }' /etc/grafana/grafana.ini
+  cond_redirect sed -i -e '/^# enable anonymous access/ { n ; s/^;enabled = false/enabled = true/ }' /etc/grafana/grafana.ini
+  cond_redirect systemctl restart grafana-server.service
+  sleep 10
+
+  echo -n "Connection Grafana to InfluxDB..."
+  curl  --user admin:$grafana_admin_password --request POST http://localhost:3000/api/datasources \
+        --header "Content-Type: application/json" \
+        --data '{"name": "openhab_home", "type": "influxdb", "url": "http://localhost:8086", "password": "'"$influxdb_grafana_password"'", "user": "'"$influxdb_grafana_user"'", "database": "'"$influxdb_database_name"'", "access": "proxy", "basicAuth":true, "basicAuthUser":"'"$influxdb_grafana_user"'", "basicAuthPassword":"'"$influxdb_grafana_password"'", "withCredentials":false}'
+
+  echo -n "Adding openHAB dashboard tile for Grafana... "
   dashboard_add_tile grafana || FAILED=4
 
+  if [ "$openhab_integration" = true ]; then
+    echo -n "Adding install InfluxDB with database configuration to OpenHAB"
+    curl -X POST --header "Content-Type: application/json" --header "Accept: application/json" "http://localhost:$OPENHAB_HTTP_PORT/rest/extensions/influxdb/install"
+    cond_redirect touch /etc/openhab2/services/influxdb.cfg
+    echo "url=$influxdb_address" >> /etc/openhab2/services/influxdb.cfg
+    echo "user=$influxdb_openhab_username" >> /etc/openhab2/services/influxdb.cfg
+    echo "password=$influxdb_openhab_password" >> /etc/openhab2/services/influxdb.cfg
+    echo "db=$influxdb_database_name" >> /etc/openhab2/services/influxdb.cfg
+    echo "retentionPolicy=autogen" >> /etc/openhab2/services/influxdb.cfg
+  fi
+
   if [ -n "$INTERACTIVE" ]; then
     if [ $FAILED -eq 0 ]; then
       whiptail --title "Operation Successful!" --msgbox "$successtext" 15 80
@@ -700,4 +897,4 @@ or just reboot the system.
       whiptail --title "Operation Failed!" --msgbox "$failtext" 10 60
     fi
   fi
-}
+}