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RSparkling: Add ability to add authentication details when calling h2o_context(sc)

Description

Hash auth protected cluster:

1 2 spark.ext.h2o.hash.login=true spark.ext.h2o.login.conf=/path/to/token

Full error:

1 2 3 4 Error in h2o.init(ip = ip, port = port, context_path = context_path, strict_version_check = strict_version_check, : Cannot connect to H2O server. Please check that H2O is running at http://172.16.2.189:54321/clusters/sparkling/ondrej/sw-test/ Warning message: In h2o.clusterIsUp(tmpConn) : 401 Unauthorized Access. Did you forget to provide a username and password?

Environment

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Status

Assignee

Jakub Hava

Reporter

Ondrej Bilek

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CustomerVisible

No

testcase 1

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testcase 2

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testcase 3

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Affected Spark version

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Components

Fix versions

Affects versions

2.4.9
2.3.27
2.2.38
2.1.52

Priority

Major