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Add BOSH properties for Locket DB health check. #1111

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Add BOSH properties for Locket DB health check. #1111

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12 changes: 12 additions & 0 deletions jobs/locket/spec
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Original file line number Diff line number Diff line change
Expand Up @@ -72,6 +72,18 @@ properties:
default: false
diego.locket.sql.ca_cert:
description: "Bundle of CA certificates for the Locket to verify the SQL server SSL certificate when connecting via SSL"
diego.locket.health_check_timeout:
description: "Number of seconds to wait for the DB health check insert/retrieve operation to time out"
default: 5
diego.locket.health_check_interval:
description: "Number of seconds to wait between DB health checks"
default: 10
diego.locket.health_check_failure_threshold:
description: "Number of consecutive failed DB health checks before restarting Locket"
default: 3
diego.locket.enable_db_health_check:
description: "Whether or not to enable DB health checks in Locket to ensure it restarts in a timely fashion upon severe DB degradation"
default: false

loggregator.v2_api_port:
description: "Local metron agent gRPC port"
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10 changes: 10 additions & 0 deletions jobs/locket/templates/locket.json.erb
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Expand Up @@ -27,6 +27,8 @@ config = {
log_level: p("diego.locket.log_level"),
max_open_database_connections: p("database.max_open_connections"),
max_database_connection_lifetime: "1h",
health_check_failure_threshold: p("diego.locket.health_check_failure_threshold"),
enable_db_health_check: p("diego.locket.enable_db_health_check"),
}

def db_params
Expand Down Expand Up @@ -78,6 +80,14 @@ end
config[:db_write_timeout] = "#{value}s" # add time unit
end

if_p("diego.locket.health_check_timeout") do |value|
config[:health_check_timeout] = "#{value}s" # add time unit
end

if_p("diego.locket.health_check_interval") do |value|
config[:health_check_interval] = "#{value}s" # add time unit
end

config[:time_format] = "rfc3339"
config[:loggregator]={}
config[:loggregator][:loggregator_api_port] = p("loggregator.v2_api_port")
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