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Merged in refactoring-cleanup (pull request #5)

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Refactoring cleanup

Approved-by: Mark Nellemann <mark.nellemann@gmail.com>
This commit is contained in:
Mark Nellemann 2020-10-15 13:26:12 +00:00
parent 806e6e9631 fe5a516cd3
commit 350ff8c354
10 changed files with 100 additions and 180 deletions
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9
build.gradle
View file

@ -19,18 +19,17 @@ dependencies {
annotationProcessor 'info.picocli:picocli-codegen:4.5.1'
implementation 'info.picocli:picocli:4.5.1'
implementation 'org.jsoup:jsoup:1.13.1'
implementation 'com.squareup.okhttp3:okhttp:4.8.0'
implementation 'com.squareup.okhttp3:okhttp:4.9.0'
implementation 'com.squareup.moshi:moshi:1.11.0'
implementation 'com.serjltt.moshi:moshi-lazy-adapters:2.2'
implementation 'org.tomlj:tomlj:1.0.0'
implementation 'org.influxdb:influxdb-java:2.19'
implementation 'org.influxdb:influxdb-java:2.20'
implementation 'org.slf4j:slf4j-api:1.7.+'
runtimeOnly 'ch.qos.logback:logback-classic:1.+'
testImplementation 'org.codehaus.groovy:groovy-all:3.0.5'
testImplementation('org.spockframework:spock-core:2.0-M3-groovy-3.0')
testImplementation('com.squareup.okhttp3:mockwebserver:4.9.0')
testImplementation("org.slf4j:slf4j-simple:1.7.+")
testImplementation('com.squareup.okhttp3:mockwebserver:4.8.0')
//implementation platform('org.testcontainers:testcontainers-bom:1.14.3') //import bom
//testCompile "org.testcontainers:influxdb:1.14.3"
}
@ -98,7 +97,7 @@ jacocoTestCoverageVerification {
violationRules {
rule {
limit {
minimum = 0.3 // FIXME: Raise when more tests are implemented
minimum = 0.4 // TODO: Raise when more tests are implemented
}
}
}

2
gradle.properties
View file

@ -1,3 +1,3 @@
id = hmci
group = biz.nellemann.hmci
version = 0.2.1
version = 0.2.2

6
src/main/java/biz/nellemann/hmci/Configuration.java
View file

@ -1,7 +1,5 @@
package biz.nellemann.hmci;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.tomlj.Toml;
import org.tomlj.TomlParseResult;
import org.tomlj.TomlTable;
@ -14,7 +12,7 @@ import java.util.List;
public class Configuration {
private final static Logger log = LoggerFactory.getLogger(Configuration.class);
//private final static Logger log = LoggerFactory.getLogger(Configuration.class);
final public Long refresh;
final public Long rescan;
@ -160,7 +158,7 @@ public class Configuration {
HmcObject() { }
HmcObject(String url, String username, String password, Boolean unsafe) {
HmcObject(String name, String url, String username, String password, Boolean unsafe) {
this.url = url;
this.username = username;
this.password = password;

139
src/main/java/biz/nellemann/hmci/HmcClient.java
View file

@ -29,7 +29,6 @@ import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.security.SecureRandom;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.HashMap;
import java.util.Map;
@ -67,26 +66,18 @@ class HmcClient {
}
/**
* Logon to the HMC and get an authentication token for further requests.
*/
void login() throws Exception {
this.login(false);
@Override
public String toString() {
return hmcId + " (" + baseUrl + ")";
}
/**
* Logon to the HMC and get an authentication token for further requests.
* @param force
*/
void login(Boolean force) throws Exception {
synchronized void login() throws Exception {
if(authToken != null && !force) {
return;
}
log.info("Connecting to HMC - " + baseUrl);
log.debug("Connecting to HMC - " + baseUrl);
StringBuilder payload = new StringBuilder();
payload.append("<?xml version='1.0' encoding='UTF-8' standalone='yes'?>");
@ -99,29 +90,24 @@ class HmcClient {
URL url = new URL(String.format("%s/rest/api/web/Logon", baseUrl));
Request request = new Request.Builder()
.url(url)
//.addHeader("Content-Type", "application/vnd.ibm.powervm.web+xml; type=LogonRequest")
.addHeader("Accept", "application/vnd.ibm.powervm.web+xml; type=LogonResponse")
.addHeader("X-Audit-Memento", "hmci")
.put(RequestBody.create(payload.toString(), MEDIA_TYPE_IBM_XML_LOGIN))
.build();
Response response = client.newCall(request).execute();
if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);
// Get response body and parse
String responseBody = Objects.requireNonNull(response.body()).string();
Objects.requireNonNull(response.body()).close();
if (!response.isSuccessful()) {
log.warn("login() - Unexpected response: " + response.code());
throw new IOException("Unexpected code: " + response);
}
Document doc = Jsoup.parse(responseBody);
authToken = doc.select("X-API-Session").text();
log.debug("login() - Auth Token: " + authToken);
} catch (MalformedURLException e) {
log.error("login() - url error", e);
throw new Exception(new Throwable("Login URL Error: " + e.getMessage()));
} catch(Exception e) {
log.error("login() - general error", e);
throw new Exception(new Throwable("Login General Error: " + e.getMessage()));
log.error("login() - URL Error: " + e.getMessage());
throw e;
}
}
@ -132,7 +118,7 @@ class HmcClient {
* Logoff from the HMC and remove any session
*
*/
void logoff() throws IOException {
synchronized void logoff() throws IOException {
if(authToken == null) {
return;
@ -145,12 +131,14 @@ class HmcClient {
.addHeader("X-API-Session", authToken)
.delete()
.build();
Response response = client.newCall(request).execute();
if (!response.isSuccessful()) throw new IOException("Unexpected code " + response);
try {
client.newCall(request).execute();
} catch (IOException e) {
log.warn("logoff() error: " + e.getMessage());
} finally {
authToken = null;
log.debug("logoff()");
}
}
@ -163,12 +151,11 @@ class HmcClient {
Map<String, ManagedSystem> getManagedSystems() throws Exception {
URL url = new URL(String.format("%s/rest/api/uom/ManagedSystem", baseUrl));
Response response = getResponse(url);
String responseBody = Objects.requireNonNull(response.body()).string();
String responseBody = getResponse(url);
Map<String,ManagedSystem> managedSystemsMap = new HashMap<>();
// Do not try to parse empty response
if(responseBody.isEmpty() || responseBody.length() <= 1) {
if(responseBody == null || responseBody.isEmpty() || responseBody.length() <= 1) {
responseErrors++;
return managedSystemsMap;
}
@ -186,7 +173,7 @@ class HmcClient {
el.select("MachineTypeModelAndSerialNumber > SerialNumber").text()
);
managedSystemsMap.put(system.id, system);
log.debug("getManagedSystems() - Found system: " + system.toString());
log.debug("getManagedSystems() - Found system: " + system);
}
} catch(Exception e) {
@ -205,12 +192,11 @@ class HmcClient {
*/
Map<String, LogicalPartition> getLogicalPartitionsForManagedSystem(ManagedSystem system) throws Exception {
URL url = new URL(String.format("%s/rest/api/uom/ManagedSystem/%s/LogicalPartition", baseUrl, system.id));
Response response = getResponse(url);
String responseBody = Objects.requireNonNull(response.body()).string();
String responseBody = getResponse(url);
Map<String, LogicalPartition> partitionMap = new HashMap<String, LogicalPartition>() {};
// Do not try to parse empty response
if(responseBody.isEmpty() || responseBody.length() <= 1) {
if(responseBody == null || responseBody.isEmpty() || responseBody.length() <= 1) {
responseErrors++;
return partitionMap;
}
@ -226,7 +212,7 @@ class HmcClient {
system
);
partitionMap.put(logicalPartition.id, logicalPartition);
log.debug("getLogicalPartitionsForManagedSystem() - Found partition: " + logicalPartition.toString());
log.debug("getLogicalPartitionsForManagedSystem() - Found partition: " + logicalPartition);
}
} catch(Exception e) {
@ -247,12 +233,11 @@ class HmcClient {
log.debug("getPcmDataForManagedSystem() - " + system.id);
URL url = new URL(String.format("%s/rest/api/pcm/ManagedSystem/%s/ProcessedMetrics?NoOfSamples=1", baseUrl, system.id));
Response response = getResponse(url);
String responseBody = Objects.requireNonNull(response.body()).string();
String responseBody = getResponse(url);
String jsonBody = null;
// Do not try to parse empty response
if(responseBody.isEmpty() || responseBody.length() <= 1) {
if(responseBody == null || responseBody.isEmpty() || responseBody.length() <= 1) {
responseErrors++;
log.warn("getPcmDataForManagedSystem() - empty response");
return null;
@ -266,7 +251,7 @@ class HmcClient {
if(link.attr("type").equals("application/json")) {
String href = link.attr("href");
log.debug("getPcmDataForManagedSystem() - json url: " + href);
jsonBody = getResponseBody(new URL(href));
jsonBody = getResponse(new URL(href));
}
} catch(Exception e) {
@ -286,12 +271,11 @@ class HmcClient {
log.debug(String.format("getPcmDataForLogicalPartition() - %s @ %s", partition.id, partition.system.id));
URL url = new URL(String.format("%s/rest/api/pcm/ManagedSystem/%s/LogicalPartition/%s/ProcessedMetrics?NoOfSamples=1", baseUrl, partition.system.id, partition.id));
Response response = getResponse(url);
String responseBody = Objects.requireNonNull(response.body()).string();
String responseBody = getResponse(url);
String jsonBody = null;
// Do not try to parse empty response
if(responseBody.isEmpty() || responseBody.length() <= 1) {
if(responseBody == null || responseBody.isEmpty() || responseBody.length() <= 1) {
responseErrors++;
log.warn("getPcmDataForLogicalPartition() - empty response");
return null;
@ -305,7 +289,7 @@ class HmcClient {
if(link.attr("type").equals("application/json")) {
String href = link.attr("href");
log.debug("getPcmDataForLogicalPartition() - json url: " + href);
jsonBody = getResponseBody(new URL(href));
jsonBody = getResponse(new URL(href));
}
} catch(Exception e) {
@ -316,72 +300,41 @@ class HmcClient {
}
/**
* Return body text from a HTTP response from the HMC
*
* @param url URL to get response body as String
* @return String with http reponse body
*/
protected String getResponseBody(URL url) throws Exception {
Response response = getResponse(url);
String body = Objects.requireNonNull(response.body()).string();
Objects.requireNonNull(response.body()).close();
return body;
}
/**
* Return a Response from the HMC
* @param url to get Response from
* @return Response object
* @return Response body string
*/
private Response getResponse(URL url) throws Exception {
return getResponse(url, 0);
}
/**
* Return a Response from the HMC
* @param url to get Response from
* @param retry number of retries for this call
* @return Response object
*/
private Response getResponse(URL url, Integer retry) throws Exception {
private String getResponse(URL url) throws Exception {
log.debug("getResponse() - " + url.toString());
if(responseErrors > 2) {
responseErrors = 0;
login(true);
return getResponse(url, retry++);
}
Request request = new Request.Builder()
.url(url)
.addHeader("Accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8")
.addHeader("X-API-Session", authToken)
.get()
.build();
.get().build();
Response response = client.newCall(request).execute();
String body = Objects.requireNonNull(response.body()).string();
if (!response.isSuccessful()) {
Objects.requireNonNull(response.body()).close();
response.close();
if(response.code() == 401) {
login(true);
return getResponse(url, retry++);
}
if(retry < 2) {
log.warn("getResponse() - Retrying due to unexpected response: " + response.code());
return getResponse(url, retry++);
log.warn("getResponse() - 401 - login and retry.");
authToken = null;
login();
return null;
}
log.error("getResponse() - Unexpected response: " + response.code());
throw new IOException("getResponse() - Unexpected response: " + response.code());
}
return response;
return body;
}
@ -389,7 +342,7 @@ class HmcClient {
/**
* Provide an unsafe (ignoring SSL problems) OkHttpClient
*
* @return
* @return unsafe OkHttpClient
*/
private static OkHttpClient getUnsafeOkHttpClient() {
try {
@ -397,11 +350,11 @@ class HmcClient {
final TrustManager[] trustAllCerts = new TrustManager[] {
new X509TrustManager() {
@Override
public void checkClientTrusted(X509Certificate[] chain, String authType) throws CertificateException {
public void checkClientTrusted(X509Certificate[] chain, String authType) {
}
@Override
public void checkServerTrusted(X509Certificate[] chain, String authType) throws CertificateException {
public void checkServerTrusted(X509Certificate[] chain, String authType) {
}
@Override

68
src/main/java/biz/nellemann/hmci/InfluxClient.java
View file

@ -51,32 +51,30 @@ class InfluxClient {
}
void login() throws Exception {
synchronized void login() throws Exception {
if(influxDB != null) {
return;
}
try {
log.info("Connecting to InfluxDB - " + url);
log.debug("Connecting to InfluxDB - " + url);
influxDB = InfluxDBFactory.connect(url, username, password);
createDatabase();
// Enable batch writes to get better performance.
//BatchOptions options = BatchOptions.DEFAULTS.actions(300).flushDuration(500);
influxDB.enableBatch(BatchOptions.DEFAULTS);
//influxDB.setLogLevel(InfluxDB.LogLevel.BASIC);
BatchOptions options = BatchOptions.DEFAULTS.actions(1000).flushDuration(5000).precision(TimeUnit.SECONDS);
influxDB.enableBatch(options);
batchPoints = BatchPoints.database(database).precision(TimeUnit.SECONDS).build();
} catch(Exception e) {
log.error(e.getMessage());
log.error("login() error - " + e.getMessage());
throw new Exception(e);
}
}
void logoff() {
synchronized void logoff() {
if(influxDB != null) {
influxDB.close();
}
@ -91,7 +89,7 @@ class InfluxClient {
}
void writeBatchPoints() throws Exception {
synchronized void writeBatchPoints() throws Exception {
log.debug("writeBatchPoints()");
try {
influxDB.write(batchPoints);
@ -122,35 +120,20 @@ class InfluxClient {
return;
}
//BatchPoints batchPoints = BatchPoints.database(database).build();
getSystemMemory(system, timestamp).forEach( it -> batchPoints.point(it) );
getSystemMemory(system, timestamp).forEach( it -> {
batchPoints.point(it);
});
getSystemProcessor(system, timestamp).forEach( it -> batchPoints.point(it) );
getSystemProcessor(system, timestamp).forEach( it -> {
batchPoints.point(it);
});
getSystemSharedProcessorPools(system, timestamp).forEach( it -> batchPoints.point(it) );
getSystemSharedProcessorPools(system, timestamp).forEach( it -> {
batchPoints.point(it);
});
getSystemSharedAdapters(system, timestamp).forEach( it -> batchPoints.point(it) );
getSystemSharedAdapters(system, timestamp).forEach( it -> {
batchPoints.point(it);
});
getSystemFiberChannelAdapters(system, timestamp).forEach( it -> batchPoints.point(it) );
getSystemFiberChannelAdapters(system, timestamp).forEach( it -> {
batchPoints.point(it);
});
getSystemGenericPhysicalAdapters(system, timestamp).forEach( it -> batchPoints.point(it) );
getSystemGenericPhysicalAdapters(system, timestamp).forEach( it -> {
batchPoints.point(it);
});
getSystemGenericVirtualAdapters(system, timestamp).forEach( it -> batchPoints.point(it) );
getSystemGenericVirtualAdapters(system, timestamp).forEach( it -> {
batchPoints.point(it);
});
}
@ -207,29 +190,16 @@ class InfluxClient {
return;
}
//BatchPoints batchPoints = BatchPoints.database(database).build();
getPartitionAffinityScore(partition, timestamp).forEach( it -> batchPoints.point(it));
getPartitionAffinityScore(partition, timestamp).forEach( it -> {
batchPoints.point(it);
});
getPartitionMemory(partition, timestamp).forEach( it -> batchPoints.point(it));
getPartitionMemory(partition, timestamp).forEach( it -> {
batchPoints.point(it);
});
getPartitionProcessor(partition, timestamp).forEach( it -> batchPoints.point(it));
getPartitionProcessor(partition, timestamp).forEach( it -> {
batchPoints.point(it);
});
getPartitionVirtualEthernetAdapter(partition, timestamp).forEach( it -> batchPoints.point(it));
getPartitionVirtualEthernetAdapter(partition, timestamp).forEach( it -> {
batchPoints.point(it);
});
getPartitionVirtualFiberChannelAdapter(partition, timestamp).forEach( it -> batchPoints.point(it));
getPartitionVirtualFiberChannelAdapter(partition, timestamp).forEach( it -> {
batchPoints.point(it);
});
//influxDB.write(batchPoints);
}
private static List<Point> getPartitionAffinityScore(LogicalPartition partition, Instant timestamp) {

29
src/main/java/biz/nellemann/hmci/Insights.java
View file

@ -54,27 +54,36 @@ class Insights {
void discover() {
configuration.hmc.forEach( configHmc -> {
if(hmcClients != null && !hmcClients.containsKey(configHmc.name)) {
if(!hmcClients.containsKey(configHmc.name)) {
HmcClient hmcClient = new HmcClient(configHmc);
hmcClients.put(configHmc.name, hmcClient);
log.info("discover() - Adding HMC: " + hmcClient);
}
});
hmcClients.forEach(( hmcId, hmcClient) -> {
try {
hmcClient.logoff();
hmcClient.login();
hmcClient.getManagedSystems().forEach((systemId, system) -> {
// Add to list of known systems
systems.putIfAbsent(systemId, system);
if(!systems.containsKey(systemId)) {
systems.put(systemId, system);
log.info("discover() - Found ManagedSystem: " + system);
}
// Get LPAR's for this system
try {
hmcClient.getLogicalPartitionsForManagedSystem(system).forEach((partitionId, partition) -> {
// Add to list of known partitions
partitions.putIfAbsent(partitionId, partition);
if(!partitions.containsKey(partitionId)) {
partitions.put(partitionId, partition);
log.info("discover() - Found LogicalPartition: " + partition);
}
});
} catch (Exception e) {
log.error("discover()", e);
@ -143,16 +152,12 @@ class Insights {
void writeMetricsForManagedSystems() {
systems.forEach((systemId, system) -> {
influxClient.writeManagedSystem(system);
});
systems.forEach((systemId, system) -> influxClient.writeManagedSystem(system));
}
void writeMetricsForLogicalPartitions() {
partitions.forEach((partitionId, partition) -> {
influxClient.writeLogicalPartition(partition);
});
partitions.forEach((partitionId, partition) -> influxClient.writeLogicalPartition(partition));
}
@ -162,7 +167,10 @@ class Insights {
int executions = 0;
AtomicBoolean keepRunning = new AtomicBoolean(true);
Thread shutdownHook = new Thread(() -> keepRunning.set(false));
Thread shutdownHook = new Thread(() -> {
keepRunning.set(false);
System.out.println("Stopping HMCi, please wait ...");
});
Runtime.getRuntime().addShutdownHook(shutdownHook);
do {
@ -185,6 +193,7 @@ class Insights {
}
executions++;
//noinspection BusyWait
sleep(configuration.refresh * 1000);
} while (keepRunning.get());

6
src/main/java/biz/nellemann/hmci/Main.java
View file

@ -18,6 +18,7 @@ package biz.nellemann.hmci;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import picocli.CommandLine;
import picocli.CommandLine.Option;
import picocli.CommandLine.Command;
import java.io.File;
@ -32,9 +33,8 @@ public class Main implements Callable<Integer> {
private final static Logger log = LoggerFactory.getLogger(Main.class);
@SuppressWarnings("FieldMayBeFinal")
@CommandLine.Option(names = { "-c", "--conf" }, description = "Configuration file [default: '/etc/hmci.toml'].")
private String configurationFile = "/etc/hmci.toml";
@Option(names = { "-c", "--conf" }, description = "Configuration file [default: '/etc/hmci.toml'].", defaultValue = "/etc/hmci.toml", paramLabel = "<file>")
private String configurationFile;
public static void main(String... args) {
int exitCode = new CommandLine(new Main()).execute(args);

7
src/main/java/biz/nellemann/hmci/ManagedSystem.java
View file

@ -242,7 +242,7 @@ class ManagedSystem extends MetaSystem {
metrics.systemUtil.sample.viosUtil.forEach( vios -> {
vios.storage.genericPhysicalAdapters.forEach( adapter -> {
//Map<String, Map> map = new HashMap<String, Map>()
Measurement measurement = new Measurement();
HashMap<String, String> tagsMap = new HashMap<String, String>() {
@ -254,7 +254,6 @@ class ManagedSystem extends MetaSystem {
}
};
//map.put("tags", tagsMap)
measurement.tags = tagsMap;
log.debug("getSystemGenericPhysicalAdapters() - tags: " + tagsMap.toString());
@ -266,7 +265,6 @@ class ManagedSystem extends MetaSystem {
}
};
//map.put("fields", fieldsMap)
measurement.fields = fieldsMap;
log.debug("getSystemGenericPhysicalAdapters() - fields: " + fieldsMap.toString());
@ -287,7 +285,6 @@ class ManagedSystem extends MetaSystem {
vios.storage.genericVirtualAdapters.forEach( adapter -> {
//Map<String, Map> map = new HashMap<String, Map>()
Measurement measurement = new Measurement();
HashMap<String, String> tagsMap = new HashMap<String, String>() {
@ -299,7 +296,6 @@ class ManagedSystem extends MetaSystem {
}
};
//map.put("tags", tagsMap)
measurement.tags = tagsMap;
log.debug("getSystemGenericVirtualAdapters() - tags: " + tagsMap.toString());
@ -311,7 +307,6 @@ class ManagedSystem extends MetaSystem {
}
};
//map.put("fields", fieldsMap)
measurement.fields = fieldsMap;
log.debug("getSystemGenericVirtualAdapters() - fields: " + fieldsMap.toString());

10
src/test/groovy/biz/nellemann/hmci/HmcClientTest.groovy
View file

@ -12,11 +12,7 @@ class HmcClientTest extends Specification {
def setup() {
mockServer.start()
Configuration.HmcObject configHmc = new Configuration.HmcObject()
configHmc.name = "site1"
configHmc.url = mockServer.url("/").toString()
configHmc.username = "testUser"
configHmc.password = "testPassword"
Configuration.HmcObject configHmc = new Configuration.HmcObject("site1", mockServer.url("/").toString(), "testUser", "testPassword", true);
hmc = new HmcClient(configHmc)
hmc.authToken = "blaBla"
}
@ -78,7 +74,7 @@ class HmcClientTest extends Specification {
mockServer.enqueue(new MockResponse().setBody(testJson))
when:
String jsonString = hmc.getResponseBody(new URL(mockServer.url("/rest/api/pcm/ProcessedMetrics/ManagedSystem_e09834d1-c930-3883-bdad-405d8e26e166_20200807T122600+0200_20200807T122600+0200_30.json") as String))
String jsonString = hmc.getResponse(new URL(mockServer.url("/rest/api/pcm/ProcessedMetrics/ManagedSystem_e09834d1-c930-3883-bdad-405d8e26e166_20200807T122600+0200_20200807T122600+0200_30.json") as String))
then:
jsonString.contains('"uuid": "e09834d1-c930-3883-bdad-405d8e26e166"')
@ -92,7 +88,7 @@ class HmcClientTest extends Specification {
mockServer.enqueue(new MockResponse().setBody(testJson))
when:
String jsonString = hmc.getResponseBody(new URL(mockServer.url("/rest/api/pcm/ProcessedMetrics/LogicalPartition_2DE05DB6-8AD5-448F-8327-0F488D287E82_20200807T123730+0200_20200807T123730+0200_30.json") as String))
String jsonString = hmc.getResponse(new URL(mockServer.url("/rest/api/pcm/ProcessedMetrics/LogicalPartition_2DE05DB6-8AD5-448F-8327-0F488D287E82_20200807T123730+0200_20200807T123730+0200_30.json") as String))
then:
jsonString.contains('"uuid": "b597e4da-2aab-3f52-8616-341d62153559"')

2
src/test/groovy/biz/nellemann/hmci/InfluxClientTest.groovy
View file

@ -49,7 +49,7 @@ class InfluxClientTest extends Specification {
influxClient.writeLogicalPartition(lpar)
then:
lpar.metrics.systemUtil.utilSamples.first().sampleInfo.status == 2
lpar.metrics.systemUtil.sample.sampleInfo.status == 2
}