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/*
* Copyright 2015 Open Networking Laboratory
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.cli.cfg;
import java.util.Optional;
import java.util.Set;
import org.apache.karaf.shell.commands.Argument;
import org.apache.karaf.shell.commands.Command;
import org.apache.karaf.shell.commands.Option;
import org.onosproject.cfg.ComponentConfigService;
import org.onosproject.cfg.ConfigProperty;
import org.onosproject.cli.AbstractShellCommand;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
import static com.google.common.base.Strings.isNullOrEmpty;
/**
* Manages component configuration.
*/
@Command(scope = "onos", name = "cfg",
description = "Manages component configuration")
public class ComponentConfigCommand extends AbstractShellCommand {
static final String GET = "get";
static final String SET = "set";
private static final String FMT = " name=%s, type=%s, value=%s, defaultValue=%s, description=%s";
private static final String SHORT_FMT = " %s=%s";
@Option(name = "-s", aliases = "--short", description = "Show short output only",
required = false, multiValued = false)
private boolean shortOnly = false;
@Argument(index = 0, name = "command",
description = "Command name (get|set)",
required = false, multiValued = false)
String command = null;
@Argument(index = 1, name = "component", description = "Component name",
required = false, multiValued = false)
String component = null;
@Argument(index = 2, name = "name", description = "Property name",
required = false, multiValued = false)
String name = null;
@Argument(index = 3, name = "value", description = "Property value",
required = false, multiValued = false)
String value = null;
ComponentConfigService service;
@Override
protected void execute() {
service = get(ComponentConfigService.class);
if (isNullOrEmpty(command)) {
listComponents();
} else if (command.equals(GET) && isNullOrEmpty(component)) {
listAllComponentsProperties();
} else if (command.equals(GET) && isNullOrEmpty(name)) {
listComponentProperties(component);
} else if (command.equals(GET)) {
listComponentProperty(component, name);
} else if (command.equals(SET) && isNullOrEmpty(value)) {
service.unsetProperty(component, name);
} else if (command.equals(SET)) {
service.setProperty(component, name, value);
} else {
error("Illegal usage");
}
}
private void listAllComponentsProperties() {
if (outputJson()) {
print("%s", jsonComponentProperties());
} else {
service.getComponentNames().forEach(this::listComponentProperties);
}
}
private JsonNode jsonProperty(ConfigProperty configProperty, ObjectMapper mapper) {
return mapper.createObjectNode()
.put("name", configProperty.name())
.put("type", configProperty.type().toString().toLowerCase())
.put("value", configProperty.value())
.put("defaultValue", configProperty.defaultValue())
.put("description", configProperty.description());
}
private JsonNode jsonComponent(String component, ObjectMapper mapper) {
ObjectNode node = mapper.createObjectNode()
.put("componentName", component);
final ArrayNode propertiesJson = node.putArray("properties");
Set<ConfigProperty> properties = service.getProperties(component);
if (properties != null) {
properties.forEach(configProperty -> propertiesJson.add(
jsonProperty(configProperty, mapper)));
}
return node;
}
private JsonNode jsonComponentProperties() {
ObjectMapper mapper = new ObjectMapper();
ArrayNode result = mapper.createArrayNode();
service.getComponentNames()
.forEach(component -> result.add(jsonComponent(component, mapper)));
return result;
}
private void listComponents() {
if (outputJson()) {
ArrayNode node = new ObjectMapper().createArrayNode();
service.getComponentNames().forEach(node::add);
print("%s", node);
} else {
service.getComponentNames().forEach(n -> print("%s", n));
}
}
private void listComponentProperties(String component) {
if (outputJson()) {
print("%s", jsonComponent(component, new ObjectMapper()));
} else {
Set<ConfigProperty> props = service.getProperties(component);
print("%s", component);
if (props == null) {
print("No properties for component " + component + " found");
} else if (shortOnly) {
props.forEach(p -> print(SHORT_FMT, p.name(), p.value()));
} else {
props.forEach(p -> print(FMT, p.name(), p.type().toString().toLowerCase(),
p.value(), p.defaultValue(), p.description()));
}
}
}
private void listComponentProperty(String component, String name) {
Set<ConfigProperty> props = service.getProperties(component);
if (props == null) {
return;
}
Optional<ConfigProperty> property = props.stream()
.filter(p -> p.name().equals(name)).findFirst();
if (outputJson()) {
print("%s", jsonProperty(property.get(), new ObjectMapper()));
} else {
if (!property.isPresent()) {
print("Property " + name + " for component " + component + " not found");
return;
}
ConfigProperty p = property.get();
if (shortOnly) {
print(SHORT_FMT, p.name(), p.value());
} else {
print(FMT, p.name(), p.type().toString().toLowerCase(), p.value(),
p.defaultValue(), p.description());
}
}
}
}
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