191 lines
8.6 KiB
HTML
191 lines
8.6 KiB
HTML
<html>
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<body>
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<h2>Configuration Properties</h2>
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<table border="1">
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<tr>
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<th>name</th><th>value</th><th>description</th>
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</tr>
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<tr>
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<td><a name="hadoop.kms.http.port">hadoop.kms.http.port</a></td><td>9600</td><td>
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The HTTP port for KMS REST API.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.http.host">hadoop.kms.http.host</a></td><td>0.0.0.0</td><td>
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The bind host for KMS REST API.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.http.administrators">hadoop.kms.http.administrators</a></td><td></td><td>ACL for the admins, this configuration is used to control
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who can access the default KMS servlets. The value should be a comma
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separated list of users and groups. The user list comes first and is
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separated by a space followed by the group list,
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e.g. "user1,user2 group1,group2". Both users and groups are optional,
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so "user1", " group1", "", "user1 group1", "user1,user2 group1,group2"
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are all valid (note the leading space in " group1"). '*' grants access
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to all users and groups, e.g. '*', '* ' and ' *' are all valid.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.ssl.enabled">hadoop.kms.ssl.enabled</a></td><td>false</td><td>
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Whether SSL is enabled. Default is false, i.e. disabled.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.http.max.threads">hadoop.http.max.threads</a></td><td>1000</td><td>
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The maxmimum number of threads.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.http.max.request.header.size">hadoop.http.max.request.header.size</a></td><td>65536</td><td>
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The maxmimum HTTP request header size.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.http.max.response.header.size">hadoop.http.max.response.header.size</a></td><td>65536</td><td>
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The maxmimum HTTP response header size.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.http.temp.dir">hadoop.http.temp.dir</a></td><td>${hadoop.tmp.dir}/kms</td><td>
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KMS temp directory.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.http.socket.backlog.size">hadoop.http.socket.backlog.size</a></td><td>500</td><td>
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KMS Server accept queue size.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.http.idle_timeout.ms">hadoop.http.idle_timeout.ms</a></td><td>60000</td><td>
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KMS Server connection timeout in milliseconds.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.key.provider.uri">hadoop.kms.key.provider.uri</a></td><td>jceks://file@/${user.home}/kms.keystore</td><td>
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URI of the backing KeyProvider for the KMS.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.security.keystore.java-keystore-provider.password-file">hadoop.security.keystore.java-keystore-provider.password-file</a></td><td></td><td>
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If using the JavaKeyStoreProvider, the file name for the keystore password.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.cache.enable">hadoop.kms.cache.enable</a></td><td>true</td><td>
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Whether the KMS will act as a cache for the backing KeyProvider.
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When the cache is enabled, operations like getKeyVersion, getMetadata,
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and getCurrentKey will sometimes return cached data without consulting
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the backing KeyProvider. Cached values are flushed when keys are deleted
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or modified.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.cache.timeout.ms">hadoop.kms.cache.timeout.ms</a></td><td>600000</td><td>
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Expiry time for the KMS key version and key metadata cache, in
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milliseconds. This affects getKeyVersion and getMetadata.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.current.key.cache.timeout.ms">hadoop.kms.current.key.cache.timeout.ms</a></td><td>30000</td><td>
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Expiry time for the KMS current key cache, in milliseconds. This
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affects getCurrentKey operations.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.audit.aggregation.window.ms">hadoop.kms.audit.aggregation.window.ms</a></td><td>10000</td><td>
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Duplicate audit log events within the aggregation window (specified in
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ms) are quashed to reduce log traffic. A single message for aggregated
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events is printed at the end of the window, along with a count of the
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number of aggregated events.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.type">hadoop.kms.authentication.type</a></td><td>simple</td><td>
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Authentication type for the KMS. Can be either 'simple' (default) or
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'kerberos'.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.kerberos.keytab">hadoop.kms.authentication.kerberos.keytab</a></td><td>${user.home}/kms.keytab</td><td>
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Path to the keytab with credentials for the configured Kerberos principal.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.kerberos.principal">hadoop.kms.authentication.kerberos.principal</a></td><td>HTTP/localhost</td><td>
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The Kerberos principal to use for the HTTP endpoint.
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The principal must start with 'HTTP/' as per the Kerberos HTTP SPNEGO specification.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.kerberos.name.rules">hadoop.kms.authentication.kerberos.name.rules</a></td><td>DEFAULT</td><td>
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Rules used to resolve Kerberos principal names.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.signer.secret.provider">hadoop.kms.authentication.signer.secret.provider</a></td><td>random</td><td>
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Indicates how the secret to sign the authentication cookies will be
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stored. Options are 'random' (default), 'string' and 'zookeeper'.
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If using a setup with multiple KMS instances, 'zookeeper' should be used.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.signer.secret.provider.zookeeper.path">hadoop.kms.authentication.signer.secret.provider.zookeeper.path</a></td><td>/hadoop-kms/hadoop-auth-signature-secret</td><td>
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The Zookeeper ZNode path where the KMS instances will store and retrieve
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the secret from.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.signer.secret.provider.zookeeper.connection.string">hadoop.kms.authentication.signer.secret.provider.zookeeper.connection.string</a></td><td>#HOSTNAME#:#PORT#,...</td><td>
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The Zookeeper connection string, a list of hostnames and port comma
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separated.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.signer.secret.provider.zookeeper.auth.type">hadoop.kms.authentication.signer.secret.provider.zookeeper.auth.type</a></td><td>none</td><td>
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The Zookeeper authentication type, 'none' (default) or 'sasl' (Kerberos).
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.signer.secret.provider.zookeeper.kerberos.keytab">hadoop.kms.authentication.signer.secret.provider.zookeeper.kerberos.keytab</a></td><td>/etc/hadoop/conf/kms.keytab</td><td>
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The absolute path for the Kerberos keytab with the credentials to
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connect to Zookeeper.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.authentication.signer.secret.provider.zookeeper.kerberos.principal">hadoop.kms.authentication.signer.secret.provider.zookeeper.kerberos.principal</a></td><td>kms/#HOSTNAME#</td><td>
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The Kerberos service principal used to connect to Zookeeper.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.audit.logger">hadoop.kms.audit.logger</a></td><td>org.apache.hadoop.crypto.key.kms.server.SimpleKMSAuditLogger</td><td>
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The audit logger for KMS. It is a comma-separated list of KMSAuditLogger
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class names. Default is the text-format SimpleKMSAuditLogger only.
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If this is not configured, default will be used.
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</td>
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</tr>
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<tr>
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<td><a name="hadoop.kms.key.authorization.enable">hadoop.kms.key.authorization.enable</a></td><td>true</td><td>Boolean property to Enable/Disable per Key authorization</td>
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</tr>
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<tr>
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<td><a name="hadoop.security.kms.encrypted.key.cache.size">hadoop.security.kms.encrypted.key.cache.size</a></td><td>100</td><td>The size of the cache. This is the maximum number of EEKs that
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can be cached under each key name.</td>
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</tr>
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<tr>
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<td><a name="hadoop.security.kms.encrypted.key.cache.low.watermark">hadoop.security.kms.encrypted.key.cache.low.watermark</a></td><td>0.3</td><td>A low watermark on the cache. For each key name, if after a get call,
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the number of cached EEKs are less than (size * low watermark),
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then the cache under this key name will be filled asynchronously.
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For each key name, only 1 thread could be running for the asynchronous filling.</td>
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</tr>
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<tr>
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<td><a name="hadoop.security.kms.encrypted.key.cache.num.fill.threads">hadoop.security.kms.encrypted.key.cache.num.fill.threads</a></td><td>2</td><td>The maximum number of asynchronous threads overall, across key names,
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allowed to fill the queue in a cache.</td>
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</tr>
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<tr>
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<td><a name="hadoop.security.kms.encrypted.key.cache.expiry">hadoop.security.kms.encrypted.key.cache.expiry</a></td><td>43200000</td><td>The cache expiry time, in milliseconds. Internally Guava cache is used as the cache implementation.
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The expiry approach is expireAfterAccess</td>
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</tr>
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</table>
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</body>
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</html>
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