fix: Skip bad events in CDC. #8076
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danielmai
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Oct 14, 2021
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The error message can now look similar to the one below instead of panicking:
E1013 16:34:48.129933 19 cdc_ee.go:208] error while marshalling batch for event [&{Operation:set Uid:2097730 Attr:myEdge Value:53565-01-01 00:00:00 +0000 UTC ValueType:datetime}]: json: error calling MarshalJSON for type time.Time: Time.MarshalJSON: year outside of range [0,9999]
E1013 16:34:48.130017 19 cdc_ee.go:208] error while marshalling batch for event [&{Operation:set Uid:2097730 Attr:myEdge Value:53584-01-01 00:00:00 +0000 UTC ValueType:datetime}]: json: error calling MarshalJSON for type time.Time: Time.MarshalJSON: year outside of range [0,9999]
E1013 16:34:48.131383 19 cdc_ee.go:220] error while sending cdc event to sink kafka: Failed to deliver 2 messages.
E1013 16:34:48.131426 19 cdc_ee.go:355] unable to send events kafka: Failed to deliver 2 messages.
unable to send messages to sink
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func2
/home/dmai/go/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:299
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func3
/home/dmai/go/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:334
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents
/home/dmai/go/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:354
runtime.goexit
/usr/local/go/src/runtime/asm_amd64.s:1581
CDC: unable to process raft entry
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func3
/home/dmai/go/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:335
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents
/home/dmai/go/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:354
runtime.goexit
/usr/local/go/src/runtime/asm_amd64.s:1581
Reviewable status: 0 of 1 files reviewed, all discussions resolved (waiting on @manishrjain)
danielmai
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This can have an error like the following:
2021/10/12 21:58:11 json: error calling MarshalJSON for type
time.Time: Time.MarshalJSON: year outside of range [0,9999]
github.com/dgraph-io/dgraph/x.Check
/ext-go/1/src/github.com/dgraph-io/dgraph/x/error.go:42
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func1
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:207
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func2
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:295
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func3
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:331
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:351
runtime.goexit
/usr/local/go/src/runtime/asm_amd64.s:1371
mangalaman93
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mangalaman93,
sanjayk-github-dev,
harshil-goel,
all-seeing-code and
joshua-goldstein
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nswamy
approved these changes
Aug 11, 2023
jbhamra1
pushed a commit
that referenced
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Aug 17, 2023
A CDC event can return an error during JSON marshalling like the
following. This change skips these events from being sent to CDC.
2021/10/12 21:58:11 json: error calling MarshalJSON for type time.Time:
Time.MarshalJSON: year outside of range [0,9999]
github.com/dgraph-io/dgraph/x.Check
/ext-go/1/src/github.com/dgraph-io/dgraph/x/error.go:42
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func1
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:207
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func2
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:295
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func3
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:331
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:351
runtime.goexit
/usr/local/go/src/runtime/asm_amd64.s:1371
Co-authored-by: Aman Mangal <aman@dgraph.io>
jbhamra1
pushed a commit
that referenced
this pull request
Aug 17, 2023
A CDC event can return an error during JSON marshalling like the
following. This change skips these events from being sent to CDC.
2021/10/12 21:58:11 json: error calling MarshalJSON for type time.Time:
Time.MarshalJSON: year outside of range [0,9999]
github.com/dgraph-io/dgraph/x.Check
/ext-go/1/src/github.com/dgraph-io/dgraph/x/error.go:42
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func1
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:207
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func2
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:295
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents.func3
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:331
github.com/dgraph-io/dgraph/worker.(*CDC).processCDCEvents
/ext-go/1/src/github.com/dgraph-io/dgraph/worker/cdc_ee.go:351
runtime.goexit
/usr/local/go/src/runtime/asm_amd64.s:1371
Co-authored-by: Aman Mangal <aman@dgraph.io>
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A CDC event can return an error during JSON marshalling like the following:
This change skips these events from being sent to CDC.