No, we are using pure app.yaml, no more appengine-web.xml in our modules.
On Mon, Oct 11, 2021 at 5:24 PM 'Ludovic Champenois' via Google App Engine <
google-appengine@googlegroups.com> wrote:
> Hi,
> Thanks for the update and the solution,
> We are looking and trying to understand the delta between the 2 runtimes...
> Just to be sure, you are using the new Beta Java11 runtime with bundled
> APIs (so using appengine-web.xml), right?
> Ludo
>
> On Monday, October 11, 2021 at 1:04:24 PM UTC-7 t...@terratrue.com wrote:
>
>> I posted this a week ago, and I solved this issue - I just had to add a
>> `Class.forName("com.mysql.cj.jdbc.Driver")` call, which was not needed in
>> App Engine 8 with Java 8 when running in the cloud, but apparently it is
>> now required. Without this, the database connection pool just
>> cannot initialize, and all you get is a stack trace which ultimately ends
>> with "No suitable driver".
>>
>> Thanks,
>> Tom Harris
>>
>>
>> On Mon, Oct 11, 2021 at 6:45 AM Tom Harris <t...@terratrue.com> wrote:
>>
>>> Hi all, running into a very thorny issue that I have spent considerable
>>> time on now, without a working solution.
>>>
>>> We have a set of Java 8 AppEngine-based microservices that I am
>>> upgrading to Java 11 and Spring Boot. The services are using MySQL via
>>> Cloud SQL with Google's socket factory. Locally, we use the MySQL driver
>>> directly and the services run as expected.
>>>
>>> However when I try to deploy out to a cloud environment, when the code
>>> tries to instantiate the Hikari connection pool using Cloud SQL, I receive
>>> the dreaded "No suitable driver" error from the JDBC DriverManager.
>>>
>>> Our project includes these two dependencies:
>>> <dependency>
>>> <groupId>com.google.cloud.sql</groupId>
>>> <artifactId>mysql-socket-factory-connector-j-8</artifactId>
>>> <version>1.3.3</version>
>>> </dependency>
>>> <dependency>
>>> <groupId>mysql</groupId>
>>> <artifactId>mysql-connector-java</artifactId>
>>> <version>8.0.26</version>
>>> </dependency>
>>>
>>> Here is the code that is failing:
>>> HikariConfig config = new HikariConfig();
>>> config.addDataSourceProperty("useSSL", "false");
>>> config.addDataSourceProperty("useUnicode", "true");
>>> config.addDataSourceProperty("characterEncoding", "UTF-8");
>>> config.setRegisterMbeans(true);
>>>
>>> config.setJdbcUrl("jdbc:mysql:///dbname");
>>> config.setUsername(dbUser);
>>> config.setPassword(dbPassword);
>>> config.addDataSourceProperty("socketFactory",
>>> "com.google.cloud.sql.mysql.SocketFactory");
>>> config.addDataSourceProperty("cloudSqlInstance", instanceConnectionName);
>>>
>>> return new HikariDataSource(config);
>>>
>>> And every time I try to fire up the service after deploying it to the
>>> cloud, I am seeing the error:
>>>
>>> Caused by: java.lang.RuntimeException: Failed to get driver instance for
>>> jdbcUrl=jdbc:mysql:///dbname at
>>> com.zaxxer.hikari.util.DriverDataSource.<init>(DriverDataSource.java:114)
>>> at com.zaxxer.hikari.pool.PoolBase.initializeDataSource(PoolBase.java:331)
>>> at com.zaxxer.hikari.pool.PoolBase.<init>(PoolBase.java:114) at
>>> com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:108) at
>>> com.zaxxer.hikari.HikariDataSource.<init>(HikariDataSource.java:81) at
>>> com.terratrue.db.DataSources.initDataSourceForCloudEnvironmentForUser(DataSources.java:276)
>>> Caused by: java.sql.SQLException: No suitable driver at
>>> java.sql/java.sql.DriverManager.getDriver(DriverManager.java:298) at
>>> com.zaxxer.hikari.util.DriverDataSource.<init>(DriverDataSource.java:106)
>>> ... 53 common frames omitted"
>>>
>>> I have searched the internet for anything that would help resolve this
>>> issue, but I can't seem to find a relevant solution. The jar files for both
>>> libs are found in the app-staging folder, so I know they are getting
>>> deployed with the service.
>>>
>>> Does anyone have suggestions as to what to do next?
>>>
>>> Thanks,
>>> Tom Harris
>>>
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>>> .
>>>
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