Update step configuration handling

Reverse logic for supervisor configuration update

seqs/mayan-edms.cfg.example

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+MAYAN_DB=
+MAYAN_DBUSER=
+MAYAN_DBPASS=

seqs/mayan-edms.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 toolName="Mayan EDMS"
-toolVersion="3.5.7"
+toolVersion="4.1.4"
 toolRoot="/opt/mayan-edms"
 toolMediaFolder="/opt/mayan-edms/media"
 
@@ -10,6 +10,35 @@ postgresDb=""
 postgresUser=""
 postgresPass=""
 
+# Get script working directory
+# (when called from a different directory)
+WDIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" >>/dev/null 2>&1 && pwd)"
+APTOPT=
+CONFIG=0
+SCRIPT_FILE=$(basename -- $0)
+SCRIPT_NAME=${SCRIPT_FILE%%.*}
+CONFIG_FILE_NAME="${SCRIPT_NAME}.cfg"
+CONFIG_FILE_TEMPLATE="$WDIR/${CONFIG_FILE_NAME}.example"
+
+step_config() {
+  ## or to use sequencer api with global config file:
+  initSeqConfig "$CONFIG_FILE_NAME" "$CONFIG_FILE_TEMPLATE"
+  if [ $? -eq 0 ] ; then
+    CONFIG=1
+    postgresDb="$MAYAN_DB"
+    postgresUser="$MAYAN_DBUSER"
+    postgresPass="$MAYAN_DBPASS"
+  else
+    # End if no configuration file exists
+    [ $DRY -eq 0 ] && return -1
+  fi
+
+  ## Apt cmdline option to suppress user interaction
+  [ $QUIET -ne 0 ] && APTOPT="-y"
+
+  ## Return of non zero value will abort the sequence
+  return 0
+}
 
 step_1_info() { echo "Install libreoffice without gui"; }
 step_1_alias() { ALIAS="install"; }
@@ -93,7 +122,8 @@ databases 2"
 step_10_info() {
   echo "Upgrade $toolName to $toolVersion [OPTIONS]"
   echoinfo " [OPTIONS]"
-  echoinfo "  nosuper  :  skip supervisor configuration generation"
+  echoinfo "  super  :  update also supervisor configuration"
+  echoinfo "            (manual redis password update may be needed)"
 }
 step_10_alias() { ALIAS="upgrade"; }
 step_10() {
@@ -108,13 +138,9 @@ step_10() {
   toolScript performupgrade
   #toolScript preparestatic --noinput # only < 3.4
   case $1 in
-    "nosuper")
-      echo " [I] Skipping supervisor configuration update"
-      ;;
-    *)
+    "super")
       # Generating new supervisor file
-      step supervisorconf
-      ;;
+      step supervisorconf ;;
   esac
   exe systemctl start supervisor
 }
@@ -179,19 +205,19 @@ step_22() {
 
 # Read postgres database information dbname/user/pass if empty
 readDatabaseInfos() {
-  if [ "$postgresDb" == "" ] ; then
+  if [ -z "$postgresDb" ] ; then
     read -p "Enter postgres database name: " postgresDb
     endCheckEmpty postgresDb "database"
   fi
-  if [ "$postgresUser" == "" ] ; then
+  if [ -z "$postgresUser" ] ; then
     read -p "Enter postgres user name: " postgresUser
     endCheckEmpty postgresUser "user name"
   fi
-  if [ "$postgresPass" == "" ] ; then
+  if [ -z "$postgresPass" ] ; then
     read -s -p "Enter postgres password: " postgresPass
     endCheckEmpty postgresPass "password"
   fi
-  echo
+  echoseq
 }
 
 # Needs readDatabaseInfos() to execute some commands
@@ -206,5 +232,5 @@ toolScript() {
   ${toolRoot}/bin/mayan-edms.py $*"
 }
 
-VERSION_SEQREV=10
+VERSION_SEQREV=13
 . /usr/local/bin/sequencer.sh