upgrade mssql version

Dockerfile

@@ -1,5 +1,4 @@
-FROM mcr.microsoft.com/mssql/server:2019-CU22-ubuntu-20.04
-
+FROM mcr.microsoft.com/mssql/server:2022-latest
 
 # Starting with SQL*Server 2017-CU6, by default, flushing became
 # more aggresive, in order to guarantee consistency under power

README.md

@@ -6,7 +6,7 @@ A Microsoft SQL Server for Linux instance configured for Moodle development. Bas
 # Example usage
 
 ```bash
-docker run -e 'ACCEPT_EULA=Y' -e 'SA_PASSWORD=yourStrong(!)Password' -p 1433:1433 -d moodlehq/moodle-db-mssql
+docker run -e 'ACCEPT_EULA=Y' -e 'MSSQL_SA_PASSWORD=yourStrong(!)Password' -p 1433:1433 -d moodlehq/moodle-db-mssql
 ```
 
 # Features:
@@ -17,7 +17,7 @@ docker run -e 'ACCEPT_EULA=Y' -e 'SA_PASSWORD=yourStrong(!)Password' -p 1433:143
 
 Requires the following environment flags:
 * ACCEPT_EULA=Y
-* SA_PASSWORD=<your_strong_password>
+* MSSQL_SA_PASSWORD=<your_strong_password>
 
 # See also
 This container is part of a set of containers for Moodle development, see also:

root/setup-db-for-moodle.sh

@@ -5,5 +5,5 @@ set -e
 ./wait-for-mssql-to-come-up.sh
 
 echo "[moodle-db-mssql] Setting up Moodle data"
-/opt/mssql-tools/bin/sqlcmd -S localhost -U sa -P $SA_PASSWORD -d master -i setup.sql
+/opt/mssql-tools18/bin/sqlcmd -No -S localhost -U sa -P $MSSQL_SA_PASSWORD -d master -i setup.sql
 echo "[moodle-db-mssql] Setup complete."

root/wait-for-mssql-to-come-up.sh

@@ -3,13 +3,13 @@
 set -e
 
 i=0
-until /opt/mssql-tools/bin/sqlcmd -S localhost -U sa -P "$SA_PASSWORD" -d master -l 1 -Q "SELECT 1" > /dev/null 2>&1
+until /opt/mssql-tools18/bin/sqlcmd -No -S localhost -U sa -P "$MSSQL_SA_PASSWORD" -d master -l 1 -Q "SELECT 1" > /dev/null 2>&1
 do
     echo "[moodle-db-mssql] Waiting for SQL to accept connections"
-    sleep 1
+    sleep 10
 
     i=$((i+1))
-    if [ $i -gt 60 ]; then
+    if [ $i -gt ${MSSQL_WAIT4READY:-60} ]; then
         echo "[moodle-db-mssql] timed out waiting for server to accept connections"
         exit 1;
     fi