amarnath reddy pappu created AMBARI-25424:
---------------------------------------------
Summary: Failed to edit workflow from Ambari workflow Manager
while accessing Ambari UI over Knox
Key: AMBARI-25424
URL: https://issues.apache.org/jira/browse/AMBARI-25424
Project: Ambari
Issue Type: Bug
Components: ambari-views
Affects Versions: 2.7.3
Reporter: amarnath reddy pappu
Ambari workflow manager view is accessed over knox, editing the workflow from
the view will fail as knox fails to identify/parse the xml format.
Exception in knox logs
{code:java|bgColor=#f5f5f5}
==> gateway.log <==
2018-03-28 10:16:25,542 ERROR hadoop.gateway
(AbstractGatewayFilter.java:doFilter(63)) - Failed to execute filter:
com.fasterxml.jackson.core.JsonParseException: Unexpected character ('<' (code
60)): expected a valid value (number, String, array, object, 'true', 'false' or
'null')
at [Source: java.io.InputStreamReader@254359d8; line: 1, column: 2]
2018-03-28 10:16:25,542 ERROR hadoop.gateway
(AbstractGatewayFilter.java:doFilter(63)) - Failed to execute filter:
com.fasterxml.jackson.core.JsonParseException: Unexpected character ('<' (code
60)): expected a valid value (number, String, array, object, 'true', 'false' or
'null')
at [Source: java.io.InputStreamReader@254359d8; line: 1, column: 2]
2018-03-28 10:16:25,542 ERROR hadoop.gateway
(AbstractGatewayFilter.java:doFilter(63)) - Failed to execute filter:
com.fasterxml.jackson.core.JsonParseException: Unexpected character ('<' (code
60)): expected a valid value (number, String, array, object, 'true', 'false' or
'null')
at [Source: java.io.InputStreamReader@254359d8; line: 1, column: 2]
2018-03-28 10:16:25,543 ERROR hadoop.gateway (GatewayFilter.java:doFilter(141))
- Gateway processing failed: com.fasterxml.jackson.core.JsonParseException:
Unexpected character ('<' (code 60)): expected a valid value (number, String,
array, object, 'true', 'false' or 'null')
at [Source: java.io.InputStreamReader@254359d8; line: 1, column: 2]
com.fasterxml.jackson.core.JsonParseException: Unexpected character ('<' (code
60)): expected a valid value (number, String, array, object, 'true', 'false' or
'null')
at [Source: java.io.InputStreamReader@254359d8; line: 1, column: 2]
at
com.fasterxml.jackson.core.JsonParser._constructError(JsonParser.java:1369)
at
com.fasterxml.jackson.core.base.ParserMinimalBase._reportError(ParserMinimalBase.java:599)
at
com.fasterxml.jackson.core.base.ParserMinimalBase._reportUnexpectedChar(ParserMinimalBase.java:520)
at
com.fasterxml.jackson.core.json.ReaderBasedJsonParser._handleUnexpectedValue(ReaderBasedJsonParser.java:1379)
at
com.fasterxml.jackson.core.json.ReaderBasedJsonParser.nextToken(ReaderBasedJsonParser.java:669)
at
org.apache.hadoop.gateway.filter.rewrite.impl.json.JsonFilterReader.read(JsonFilterReader.java:89)
at
org.apache.hadoop.gateway.filter.rewrite.impl.json.JsonUrlRewriteFilterReader.read(JsonUrlRewriteFilterReader.java:32)
at
org.apache.commons.io.input.ReaderInputStream.fillBuffer(ReaderInputStream.java:198)
at
org.apache.commons.io.input.ReaderInputStream.read(ReaderInputStream.java:242)
{code}
{code:java|bgColor=#f5f5f5}
==> gateway-audit.log <==
18/03/28 10:16:25
||6e7f841c-3aa9-4d8f-a71f-bfbc6138dedf|audit|10.200.4.250|AMBARI|anonymous|||access|uri|/gateway/ui/ambari/api/v1/views/WORKFLOW_MANAGER/versions/1.0.0/instances/wfm/resources/proxy/readWorkflow?workflowPath=/user/admin/workflow.xml&jobType=WORKFLOW|failure|
{code}
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