1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.controller.application;
import com.yahoo.component.Version;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.NodeType;
import com.yahoo.config.provision.TenantName;
import com.yahoo.config.provision.zone.ZoneId;
import com.yahoo.text.Text;
import com.yahoo.vespa.applicationmodel.InfrastructureApplication;
import com.yahoo.vespa.hosted.controller.Controller;
import com.yahoo.vespa.hosted.controller.api.identifiers.DeploymentId;
import com.yahoo.vespa.hosted.controller.api.integration.configserver.ServiceConvergence;
import com.yahoo.vespa.hosted.controller.api.integration.zone.ZoneRegistry;
import java.util.Arrays;
import java.util.EnumSet;
import java.util.List;
import java.util.Optional;
/**
* This represents a system-level application in hosted Vespa. All infrastructure nodes in a hosted Vespa zones are
* allocated to a system application.
*
* @author mpolden
*/
public enum SystemApplication {
controllerHost(InfrastructureApplication.CONTROLLER_HOST),
configServerHost(InfrastructureApplication.CONFIG_SERVER_HOST),
configServer(InfrastructureApplication.CONFIG_SERVER),
proxyHost(InfrastructureApplication.PROXY_HOST),
proxy(InfrastructureApplication.PROXY, proxyHost, configServer),
tenantHost(InfrastructureApplication.TENANT_HOST);
/** The tenant owning all system applications */
public static final TenantName TENANT = TenantName.from(Constants.TENANT_NAME);
private final InfrastructureApplication application;
private final List<SystemApplication> dependencies;
SystemApplication(InfrastructureApplication application, SystemApplication... dependencies) {
this.application = application;
this.dependencies = List.of(dependencies);
}
public ApplicationId id() {
return application.id();
}
/** The node type that is implicitly allocated to this */
public NodeType nodeType() {
return application.nodeType();
}
/** Returns the system applications that should upgrade before this */
public List<SystemApplication> dependencies() { return dependencies; }
/** Returns whether this system application has an application package */
public boolean hasApplicationPackage() {
return this == proxy;
}
/** Returns whether config for this application has converged in given zone */
public boolean configConvergedIn(ZoneId zone, Controller controller, Optional<Version> version) {
if (!hasApplicationPackage()) {
return true;
}
return controller.serviceRegistry().configServer().serviceConvergence(new DeploymentId(id(), zone), version)
.map(ServiceConvergence::converged)
.orElse(false);
}
/** Returns whether this should receive OS upgrades */
public boolean shouldUpgradeOs() {
return nodeType().isHost();
}
/** Returns whether this has an endpoint */
public boolean hasEndpoint() {
return this == configServer;
}
/** Returns the endpoint of this, if any */
public Optional<Endpoint> endpointIn(ZoneId zone, ZoneRegistry zoneRegistry) {
if (!hasEndpoint()) return Optional.empty();
return Optional.of(Endpoint.of(this, zone, zoneRegistry.getConfigServerVipUri(zone)));
}
/** All system applications that are not the controller */
public static List<SystemApplication> notController() {
return List.copyOf(EnumSet.complementOf(EnumSet.of(SystemApplication.controllerHost)));
}
/** All system applications */
public static List<SystemApplication> all() {
return List.of(values());
}
/** Returns the system application matching given id, if any */
public static Optional<SystemApplication> matching(ApplicationId id) {
return Arrays.stream(values()).filter(app -> app.id().equals(id)).findFirst();
}
@Override
public String toString() {
return Text.format("system application %s of type %s", id(), nodeType());
}
private static class Constants {
private static final String TENANT_NAME = "hosted-vespa";
}
}
|