Avoid HMC sessions timeouts. #2
14
build.gradle
14
build.gradle
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@ -17,15 +17,15 @@ group = projectGroup
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version = projectVersion
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version = projectVersion
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dependencies {
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dependencies {
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annotationProcessor 'info.picocli:picocli-codegen:4.7.3'
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annotationProcessor 'info.picocli:picocli-codegen:4.7.4'
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implementation 'info.picocli:picocli:4.7.3'
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implementation 'info.picocli:picocli:4.7.4'
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implementation 'org.slf4j:slf4j-api:2.0.7'
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implementation 'org.slf4j:slf4j-api:2.0.7'
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implementation 'org.slf4j:slf4j-simple:2.0.7'
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implementation 'org.slf4j:slf4j-simple:2.0.7'
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implementation 'com.squareup.okhttp3:okhttp:4.10.0' // Also used by InfluxDB Client
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implementation 'com.squareup.okhttp3:okhttp:4.11.0' // Also used by InfluxDB Client
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implementation 'com.influxdb:influxdb-client-java:6.8.0'
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implementation 'com.influxdb:influxdb-client-java:6.10.0'
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implementation 'com.fasterxml.jackson.core:jackson-databind:2.14.3'
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implementation 'com.fasterxml.jackson.core:jackson-databind:2.15.2'
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implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-xml:2.14.3'
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implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-xml:2.15.2'
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implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-toml:2.14.3'
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implementation 'com.fasterxml.jackson.dataformat:jackson-dataformat-toml:2.15.2'
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testImplementation 'junit:junit:4.13.2'
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testImplementation 'junit:junit:4.13.2'
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testImplementation 'org.spockframework:spock-core:2.3-groovy-4.0'
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testImplementation 'org.spockframework:spock-core:2.3-groovy-4.0'
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@ -11,9 +11,9 @@ Ensure you have **correct date/time** and NTPd running to keep it accurate!
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- Navigate to *Users and Security*
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- Navigate to *Users and Security*
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- Create a new read-only/viewer **hmci** user, which will be used to connect to the HMC.
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- Create a new read-only/viewer **hmci** user, which will be used to connect to the HMC.
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- Click *Manage User Profiles and Access*, edit the newly created *hmci* user and click *User Properties*:
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- Click *Manage User Profiles and Access*, edit the newly created *hmci* user and click *User Properties*:
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- Set *Session timeout minutes* to **60**
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- Set *Session timeout minutes* to **120** (or at least 61 minutes)
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- Set *Verify timeout minutes* to **15**
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- Set *Verify timeout minutes* to **15**
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- Set *Idle timeout minutes* to **90**
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- Set *Idle timeout minutes* to **15**
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- Set *Minimum time in days between password changes* to **0**
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- Set *Minimum time in days between password changes* to **0**
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- **Enable** *Allow remote access via the web*
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- **Enable** *Allow remote access via the web*
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- Navigate to *HMC Management* and *Console Settings*
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- Navigate to *HMC Management* and *Console Settings*
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@ -1,3 +1,3 @@
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projectId = hmci
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projectId = hmci
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projectGroup = biz.nellemann.hmci
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projectGroup = biz.nellemann.hmci
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projectVersion = 1.4.4
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projectVersion = 1.4.5
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@ -83,10 +83,10 @@ public final class InfluxClient {
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Runtime.getRuntime().addShutdownHook(new Thread(influxDBClient::close));
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Runtime.getRuntime().addShutdownHook(new Thread(influxDBClient::close));
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// Todo: Handle events - https://github.com/influxdata/influxdb-client-java/tree/master/client#handle-the-events
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// Todo: Handle events - https://github.com/influxdata/influxdb-client-java/tree/master/client#handle-the-events
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//writeApi = influxDBClient.makeWriteApi();
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writeApi = influxDBClient.makeWriteApi(
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writeApi = influxDBClient.makeWriteApi(
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WriteOptions.builder()
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WriteOptions.builder()
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.bufferLimit(20_000)
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.batchSize(15_000)
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.bufferLimit(500_000)
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.flushInterval(5_000)
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.flushInterval(5_000)
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.build());
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.build());
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@ -16,6 +16,8 @@ import java.security.KeyManagementException;
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import java.security.NoSuchAlgorithmException;
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import java.security.NoSuchAlgorithmException;
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import java.security.SecureRandom;
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import java.security.SecureRandom;
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import java.security.cert.X509Certificate;
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import java.security.cert.X509Certificate;
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import java.time.Instant;
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import java.time.temporal.ChronoUnit;
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import java.util.Objects;
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import java.util.Objects;
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import java.util.concurrent.TimeUnit;
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import java.util.concurrent.TimeUnit;
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@ -38,6 +40,9 @@ public class RestClient {
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protected final String username;
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protected final String username;
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protected final String password;
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protected final String password;
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private final static int MAX_MINUTES_BETWEEN_AUTHENTICATION = 60; // TODO: Make configurable and match HMC timeout settings
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private Instant lastAuthenticationTimestamp;
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public RestClient(String baseUrl, String username, String password, Boolean trustAll) {
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public RestClient(String baseUrl, String username, String password, Boolean trustAll) {
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this.baseUrl = baseUrl;
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this.baseUrl = baseUrl;
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@ -63,6 +68,8 @@ public class RestClient {
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log.error("ManagementConsole() - trace error: " + e.getMessage());
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log.error("ManagementConsole() - trace error: " + e.getMessage());
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}
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}
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}*/
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}*/
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Thread shutdownHook = new Thread(this::logoff);
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Runtime.getRuntime().addShutdownHook(shutdownHook);
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}
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}
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@ -70,6 +77,9 @@ public class RestClient {
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* Logon to the HMC and get an authentication token for further requests.
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* Logon to the HMC and get an authentication token for further requests.
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*/
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*/
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public synchronized void login() {
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public synchronized void login() {
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if(authToken != null) {
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logoff();
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}
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log.info("Connecting to HMC - {} @ {}", username, baseUrl);
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log.info("Connecting to HMC - {} @ {}", username, baseUrl);
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StringBuilder payload = new StringBuilder();
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StringBuilder payload = new StringBuilder();
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@ -102,10 +112,12 @@ public class RestClient {
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LogonResponse logonResponse = xmlMapper.readValue(responseBody, LogonResponse.class);
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LogonResponse logonResponse = xmlMapper.readValue(responseBody, LogonResponse.class);
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authToken = logonResponse.getToken();
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authToken = logonResponse.getToken();
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lastAuthenticationTimestamp = Instant.now();
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log.debug("logon() - auth token: {}", authToken);
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log.debug("logon() - auth token: {}", authToken);
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} catch (Exception e) {
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} catch (Exception e) {
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log.warn("logon() - error: {}", e.getMessage());
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log.warn("logon() - error: {}", e.getMessage());
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lastAuthenticationTimestamp = null;
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}
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}
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}
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}
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@ -136,6 +148,7 @@ public class RestClient {
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log.warn("logoff() error: {}", e.getMessage());
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log.warn("logoff() error: {}", e.getMessage());
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} finally {
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} finally {
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authToken = null;
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authToken = null;
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lastAuthenticationTimestamp = null;
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}
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}
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} catch (MalformedURLException e) {
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} catch (MalformedURLException e) {
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@ -164,6 +177,9 @@ public class RestClient {
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public synchronized String getRequest(URL url) throws IOException {
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public synchronized String getRequest(URL url) throws IOException {
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log.debug("getRequest() - URL: {}", url.toString());
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log.debug("getRequest() - URL: {}", url.toString());
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if (lastAuthenticationTimestamp == null || lastAuthenticationTimestamp.plus(MAX_MINUTES_BETWEEN_AUTHENTICATION, ChronoUnit.MINUTES).isBefore(Instant.now())) {
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login();
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}
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Request request = new Request.Builder()
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Request request = new Request.Builder()
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.url(url)
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.url(url)
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@ -222,6 +238,10 @@ public class RestClient {
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public synchronized String postRequest(URL url, String payload) throws IOException {
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public synchronized String postRequest(URL url, String payload) throws IOException {
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log.debug("sendPostRequest() - URL: {}", url.toString());
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log.debug("sendPostRequest() - URL: {}", url.toString());
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if (lastAuthenticationTimestamp == null || lastAuthenticationTimestamp.plus(MAX_MINUTES_BETWEEN_AUTHENTICATION, ChronoUnit.MINUTES).isBefore(Instant.now())) {
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login();
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}
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RequestBody requestBody;
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RequestBody requestBody;
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if(payload != null) {
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if(payload != null) {
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requestBody = RequestBody.create(payload, MEDIA_TYPE_IBM_XML_POST);
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requestBody = RequestBody.create(payload, MEDIA_TYPE_IBM_XML_POST);
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@ -5,6 +5,6 @@ import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
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@JsonIgnoreProperties(ignoreUnknown = true)
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@JsonIgnoreProperties(ignoreUnknown = true)
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public final class PowerUtil {
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public final class PowerUtil {
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public Number powerReading = 0.0;
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public float powerReading = 0.0F;
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}
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}
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@ -52,6 +52,7 @@ class LogicalPartitionTest extends Specification {
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}
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}
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def cleanupSpec() {
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def cleanupSpec() {
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serviceClient.logoff()
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mockServer.stop()
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mockServer.stop()
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}
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}
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@ -42,6 +42,7 @@ class ManagedSystemTest extends Specification {
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}
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}
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def cleanupSpec() {
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def cleanupSpec() {
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serviceClient.logoff()
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mockServer.stop()
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mockServer.stop()
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}
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}
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Reference in a new issue