Tag: AWS

Confluence BootstrapException: Unable to bootstrap application: Failed to parse config file


One of our newly built Confluence stacks failed to start, and the error message is as below: BootstrapException: Unable to bootstrap application: Failed to parse config file: Error on line 19 of document : The reference to entity "k" must end with the ';' delimiter. Nested exception: The reference to entity "k" must end with … Continue reading Confluence BootstrapException: Unable to bootstrap application: Failed to parse config file →

CICD Design for Atlassian Suites in AWS


I have been working on a project of migrating Atlassian suites (Confluence/Jira/...) to AWS. This is not a simple lift and shift migration. We actually redesigned everything from ground up. Here is the CICD that I designed. The source codes are stored in on-premise BitBucket, the build tools is AWS Dev Tools (mainly CodeBuild). Development … Continue reading CICD Design for Atlassian Suites in AWS →

Use AWS Secret Manager to handle credentials


AWS Secret Manager is a great solution for secret management. It is similar to HarshiCorp Vault, but with better integrations with other AWS services, e.g. IAM, RDS, Redshift, DocumentDB. As illustrated above, I created a database in RDS and a credential in Secret Manager, then attached the credential to the database for dynamic reference. The … Continue reading Use AWS Secret Manager to handle credentials →

/etc/sysconfig/clock is removed after yum update in Amazon Linux 2


Simple version: If you follow AWS guide Setting the Time for Your Linux Instance to use /etc/sysconfig/clock to configure the timezone in Amazon Linux 2, you may not be able to find it after a yum update. So the suggested way to adjust time is to use timedatectl. For example: sudo timedatectl set-timezone Australia/Sydney Detailed … Continue reading /etc/sysconfig/clock is removed after yum update in Amazon Linux 2 →