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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.config.server.session;
import com.yahoo.component.Version;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.Rotation;
import com.yahoo.config.provision.TenantName;
import com.yahoo.container.jdisc.HttpRequest;
import com.yahoo.vespa.config.server.TimeoutBudget;
import com.yahoo.vespa.config.server.http.SessionHandler;
import java.time.Clock;
import java.time.Duration;
import java.util.LinkedHashSet;
import java.util.Optional;
import java.util.Set;
/**
* Parameters for prepare. Immutable.
*
* @author Ulf Lilleengen
*/
public final class PrepareParams {
static final String APPLICATION_NAME_PARAM_NAME = "applicationName";
static final String INSTANCE_PARAM_NAME = "instance";
static final String IGNORE_VALIDATION_PARAM_NAME = "ignoreValidationErrors";
static final String DRY_RUN_PARAM_NAME = "dryRun";
static final String VERBOSE_PARAM_NAME = "verbose";
static final String VESPA_VERSION_PARAM_NAME = "vespaVersion";
static final String ROTATIONS_PARAM_NAME = "rotations";
private final ApplicationId applicationId;
private final TimeoutBudget timeoutBudget;
private final boolean ignoreValidationErrors;
private final boolean dryRun;
private final boolean verbose;
private final boolean isBootstrap;
private final Optional<Version> vespaVersion;
private final Set<Rotation> rotations;
private PrepareParams(ApplicationId applicationId, TimeoutBudget timeoutBudget, boolean ignoreValidationErrors,
boolean dryRun, boolean verbose, boolean isBootstrap, Optional<Version> vespaVersion, Set<Rotation> rotations) {
this.timeoutBudget = timeoutBudget;
this.applicationId = applicationId;
this.ignoreValidationErrors = ignoreValidationErrors;
this.dryRun = dryRun;
this.verbose = verbose;
this.isBootstrap = isBootstrap;
this.vespaVersion = vespaVersion;
this.rotations = rotations;
}
public static class Builder {
private boolean ignoreValidationErrors = false;
private boolean dryRun = false;
private boolean verbose = false;
private boolean isBootstrap = false;
private ApplicationId applicationId = ApplicationId.defaultId();
private TimeoutBudget timeoutBudget = new TimeoutBudget(Clock.systemUTC(), Duration.ofSeconds(30));
private Optional<Version> vespaVersion = Optional.empty();
private Set<Rotation> rotations;
public Builder() { }
public Builder applicationId(ApplicationId applicationId) {
this.applicationId = applicationId;
return this;
}
public Builder ignoreValidationErrors(boolean ignoreValidationErrors) {
this.ignoreValidationErrors = ignoreValidationErrors;
return this;
}
public Builder dryRun(boolean dryRun) {
this.dryRun = dryRun;
return this;
}
public Builder verbose(boolean verbose) {
this.verbose = verbose;
return this;
}
public Builder isBootstrap(boolean isBootstrap) {
this.isBootstrap = isBootstrap;
return this;
}
public Builder timeoutBudget(TimeoutBudget timeoutBudget) {
this.timeoutBudget = timeoutBudget;
return this;
}
public Builder vespaVersion(String vespaVersion) {
Optional<Version> version = Optional.empty();
if (vespaVersion != null && !vespaVersion.isEmpty()) {
version = Optional.of(Version.fromString(vespaVersion));
}
this.vespaVersion = version;
return this;
}
public Builder vespaVersion(Version vespaVersion) {
this.vespaVersion = Optional.ofNullable(vespaVersion);
return this;
}
public Builder rotations(String rotationsString) {
this.rotations = new LinkedHashSet<>();
if (rotationsString != null && !rotationsString.isEmpty()) {
String[] rotations = rotationsString.split(",");
for (String s : rotations) {
this.rotations.add(new Rotation(s));
}
}
return this;
}
public PrepareParams build() {
return new PrepareParams(applicationId, timeoutBudget, ignoreValidationErrors, dryRun,
verbose, isBootstrap, vespaVersion, rotations);
}
}
public static PrepareParams fromHttpRequest(HttpRequest request, TenantName tenant, Duration barrierTimeout) {
return new Builder().ignoreValidationErrors(request.getBooleanProperty(IGNORE_VALIDATION_PARAM_NAME))
.dryRun(request.getBooleanProperty(DRY_RUN_PARAM_NAME))
.verbose(request.getBooleanProperty(VERBOSE_PARAM_NAME))
.timeoutBudget(SessionHandler.getTimeoutBudget(request, barrierTimeout))
.applicationId(createApplicationId(request, tenant))
.vespaVersion(request.getProperty(VESPA_VERSION_PARAM_NAME))
.rotations(request.getProperty(ROTATIONS_PARAM_NAME))
.build();
}
private static ApplicationId createApplicationId(HttpRequest request, TenantName tenant) {
return new ApplicationId.Builder()
.tenant(tenant)
.applicationName(getPropertyWithDefault(request, APPLICATION_NAME_PARAM_NAME, "default"))
.instanceName(getPropertyWithDefault(request, INSTANCE_PARAM_NAME, "default"))
.build();
}
private static String getPropertyWithDefault(HttpRequest request, String propertyName, String defaultProperty) {
return getProperty(request, propertyName).orElse(defaultProperty);
}
private static Optional<String> getProperty(HttpRequest request, String propertyName) {
return Optional.ofNullable(request.getProperty(propertyName));
}
public String getApplicationName() {
return applicationId.application().value();
}
public ApplicationId getApplicationId() {
return applicationId;
}
/** Returns the Vespa version the nodes running the prepared system should have, or empty to use the system version */
public Optional<Version> vespaVersion() { return vespaVersion; }
public Set<Rotation> rotations() { return rotations; }
public boolean ignoreValidationErrors() {
return ignoreValidationErrors;
}
public boolean isDryRun() {
return dryRun;
}
public boolean isVerbose() {
return verbose;
}
public boolean isBootstrap() { return isBootstrap; }
public TimeoutBudget getTimeoutBudget() {
return timeoutBudget;
}
}
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