65 lines
1.7 KiB
Plaintext
65 lines
1.7 KiB
Plaintext
[[cat-master]]
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=== cat master
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Returns information about the master node, including the ID, bound IP address,
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and name.
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[[cat-master-api-request]]
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==== {api-request-title}
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`GET /_cat/master`
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[[cat-master-api-query-params]]
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==== {api-query-parms-title}
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include::{docdir}/rest-api/common-parms.asciidoc[tag=http-format]
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include::{docdir}/rest-api/common-parms.asciidoc[tag=cat-h]
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include::{docdir}/rest-api/common-parms.asciidoc[tag=help]
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include::{docdir}/rest-api/common-parms.asciidoc[tag=local]
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include::{docdir}/rest-api/common-parms.asciidoc[tag=master-timeout]
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include::{docdir}/rest-api/common-parms.asciidoc[tag=cat-s]
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include::{docdir}/rest-api/common-parms.asciidoc[tag=cat-v]
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[[cat-master-api-example]]
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==== {api-examples-title}
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[source,js]
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--------------------------------------------------
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GET /_cat/master?v
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--------------------------------------------------
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// CONSOLE
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The API returns the following response:
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[source,txt]
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--------------------------------------------------
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id host ip node
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YzWoH_2BT-6UjVGDyPdqYg 127.0.0.1 127.0.0.1 YzWoH_2
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--------------------------------------------------
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// TESTRESPONSE[s/YzWoH_2.+/.+/ non_json]
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This information is also available via the `nodes` command, but this
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is slightly shorter when all you want to do, for example, is verify
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all nodes agree on the master:
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[source,sh]
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--------------------------------------------------
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% pssh -i -h list.of.cluster.hosts curl -s localhost:9200/_cat/master
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[1] 19:16:37 [SUCCESS] es3.vm
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Ntgn2DcuTjGuXlhKDUD4vA 192.168.56.30 H5dfFeA
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[2] 19:16:37 [SUCCESS] es2.vm
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Ntgn2DcuTjGuXlhKDUD4vA 192.168.56.30 H5dfFeA
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[3] 19:16:37 [SUCCESS] es1.vm
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Ntgn2DcuTjGuXlhKDUD4vA 192.168.56.30 H5dfFeA
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--------------------------------------------------
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// NOTCONSOLE
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