petersomogyi commented on pull request #4101:
URL: https://github.com/apache/hbase/pull/4101#issuecomment-1032827452
non-interactive mode with exception:
```
➜ hbase-upstream git:(HBASE-26741) ✗ bin/hbase shell -n commands.txt
2022-02-08T17:37:11,367 WARN [main] util.NativeCodeLoader: Unable to load
native-hadoop library for your platform... using builtin-java classes where
applicable
hbase:001:0> scan 'foo'
ROW COLUMN+CELL
2022-02-08T17:37:17,679 WARN [RPCClient-NioEventLoopGroup-1-2]
client.AsyncNonMetaRegionLocator: Failed to locate region in 'foo', row='',
locateType=CURRENT
org.apache.hadoop.hbase.TableNotFoundException: foo
at
org.apache.hadoop.hbase.client.AsyncNonMetaRegionLocator$1.onComplete(AsyncNonMetaRegionLocator.java:503)
~[hbase-client-3.0.0-alpha-3-SNAPSHOT.jar:3.0.0-alpha-3-SNAPSHOT]
at
org.apache.hadoop.hbase.client.AsyncClientScanner.lambda$startScan$1(AsyncClientScanner.java:183)
~[hbase-client-3.0.0-alpha-3-SNAPSHOT.jar:3.0.0-alpha-3-SNAPSHOT]
[[[ cropped ]]]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_242]
Took 0.1307 seconds
ERROR RuntimeError: Unknown table foo!
➜ hbase-upstream git:(HBASE-26741) ✗ echo $?
1
```
non-interactive without exceptions and non-zero exit code:
```
➜ hbase-upstream git:(HBASE-26741) ✗ cat commands-ok.txt
scan 'hbase:meta'
exit 2
➜ hbase-upstream git:(HBASE-26741) ✗ bin/hbase shell -n commands-ok.txt
2022-02-08T17:41:08,845 WARN [main] util.NativeCodeLoader: Unable to load
native-hadoop library for your platform... using builtin-java classes where
applicable
hbase:001:0> scan 'hbase:meta'
ROW COLUMN+CELL
default column=ns:d,
timestamp=2022-02-08T17:34:31.881, value=\x0A\x07default
hbase column=ns:d,
timestamp=2022-02-08T17:34:31.889, value=\x0A\x05hbase
2 row(s)
Took 0.1263 seconds
hbase:002:0> exit 2
➜ hbase-upstream git:(HBASE-26741) ✗ echo $?
2
```
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