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Merge pull request #772 from ajkannan/support-more-iam-roles
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Make Role and Permission strings to allow for service-specific values
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@ajkannan
ajkannan committed Mar 22, 2016
2 parents 5fbb41c + 52bf6c1 commit a78f0a7
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Showing 11 changed files with 80 additions and 238 deletions.
4 changes: 2 additions & 2 deletions ...mples/src/main/java/com/google/gcloud/examples/resourcemanager/snippets/ModifyPolicy.java
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Expand Up @@ -24,7 +24,7 @@

import com.google.gcloud.Identity;
import com.google.gcloud.resourcemanager.Policy;
import com.google.gcloud.resourcemanager.Policy.Role;
import com.google.gcloud.resourcemanager.Policy.ProjectRole;
import com.google.gcloud.resourcemanager.Project;
import com.google.gcloud.resourcemanager.ResourceManager;
import com.google.gcloud.resourcemanager.ResourceManagerOptions;
Expand All @@ -49,7 +49,7 @@ public static void main(String... args) {
// Add a viewer
Policy.Builder modifiedPolicy = policy.toBuilder();
Identity newViewer = Identity.user("<insert user's email address here>");
modifiedPolicy.addIdentity(Role.viewer(), newViewer);
modifiedPolicy.addIdentity(ProjectRole.VIEWER.value(), newViewer);

// Write policy
Policy updatedPolicy = project.replacePolicy(modifiedPolicy.build());
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123 changes: 32 additions & 91 deletions gcloud-java-resourcemanager/src/main/java/com/google/gcloud/resourcemanager/Policy.java
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Expand Up @@ -23,13 +23,11 @@
import com.google.gcloud.IamPolicy;
import com.google.gcloud.Identity;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;

/**
Expand All @@ -42,120 +40,63 @@
*
* @see <a href="https://cloud.google.com/iam/reference/rest/v1/Policy">Policy</a>
*/
public class Policy extends IamPolicy<Policy.Role> {
public class Policy extends IamPolicy<String> {

private static final long serialVersionUID = -5573557282693961850L;

/**
* Represents legacy roles in an IAM Policy.
* The project-level roles in an IAM policy. This enum is not an exhaustive list of all roles
* you can use in an IAM policy. You can also use service-specific roles (e.g.
* "roles/pubsub.editor"). See the <i>Supported Cloud Platform Services</i> page for links
* to service-specific roles.
*
* @see <a href="https://cloud.google.com/iam/#supported_cloud_platform_services">Supported Cloud
* Platform Services</a>
*/
public static class Role implements Serializable {
public enum ProjectRole {

/**
* The recognized roles in a Project's IAM policy.
* Permissions for read-only actions that preserve state.
*/
public enum Type {

/**
* Permissions for read-only actions that preserve state.
*/
VIEWER,

/**
* All viewer permissions and permissions for actions that modify state.
*/
EDITOR,

/**
* All editor permissions and permissions for the following actions:
* <ul>
* <li>Manage access control for a resource.
* <li>Set up billing (for a project).
* </ul>
*/
OWNER
}

private static final long serialVersionUID = 2421978909244287488L;

private final String value;
private final Type type;

private Role(String value, Type type) {
this.value = value;
this.type = type;
}

String value() {
return value;
}
VIEWER("roles/viewer"),

/**
* Returns the type of role (editor, owner, or viewer). Returns {@code null} if the role type
* is unrecognized.
* All viewer permissions and permissions for actions that modify state.
*/
public Type type() {
return type;
}
EDITOR("roles/editor"),

/**
* Returns a {@code Role} of type {@link Type#VIEWER VIEWER}.
* All editor permissions and permissions for the following actions:
* <ul>
* <li>Manage access control for a resource.
* <li>Set up billing (for a project).
* </ul>
*/
public static Role viewer() {
return new Role("roles/viewer", Type.VIEWER);
}
OWNER("roles/owner");

/**
* Returns a {@code Role} of type {@link Type#EDITOR EDITOR}.
*/
public static Role editor() {
return new Role("roles/editor", Type.EDITOR);
private final String value;

private ProjectRole(String value) {
this.value = value;
}

/**
* Returns a {@code Role} of type {@link Type#OWNER OWNER}.
* Returns the string value associated with the role.
*/
public static Role owner() {
return new Role("roles/owner", Type.OWNER);
}

static Role rawRole(String roleStr) {
return new Role(roleStr, null);
}

static Role fromStr(String roleStr) {
try {
Type type = Type.valueOf(roleStr.split("/")[1].toUpperCase());
return new Role(roleStr, type);
} catch (Exception ex) {
return new Role(roleStr, null);
}
}

@Override
public final int hashCode() {
return Objects.hash(value, type);
}

@Override
public final boolean equals(Object obj) {
if (!(obj instanceof Role)) {
return false;
}
Role other = (Role) obj;
return Objects.equals(value, other.value()) && Objects.equals(type, other.type());
public String value() {
return value;
}
}

/**
* Builder for an IAM Policy.
*/
public static class Builder extends IamPolicy.Builder<Role, Builder> {
public static class Builder extends IamPolicy.Builder<String, Builder> {

private Builder() {}

@VisibleForTesting
Builder(Map<Role, Set<Identity>> bindings, String etag, Integer version) {
Builder(Map<String, Set<Identity>> bindings, String etag, Integer version) {
bindings(bindings).etag(etag).version(version);
}

Expand Down Expand Up @@ -188,10 +129,10 @@ com.google.api.services.cloudresourcemanager.model.Policy toPb() {
new com.google.api.services.cloudresourcemanager.model.Policy();
List<com.google.api.services.cloudresourcemanager.model.Binding> bindingPbList =
new LinkedList<>();
for (Map.Entry<Role, Set<Identity>> binding : bindings().entrySet()) {
for (Map.Entry<String, Set<Identity>> binding : bindings().entrySet()) {
com.google.api.services.cloudresourcemanager.model.Binding bindingPb =
new com.google.api.services.cloudresourcemanager.model.Binding();
bindingPb.setRole(binding.getKey().value());
bindingPb.setRole(binding.getKey());
bindingPb.setMembers(
Lists.transform(
new ArrayList<>(binding.getValue()),
Expand All @@ -211,11 +152,11 @@ public String apply(Identity identity) {

static Policy fromPb(
com.google.api.services.cloudresourcemanager.model.Policy policyPb) {
Map<Role, Set<Identity>> bindings = new HashMap<>();
Map<String, Set<Identity>> bindings = new HashMap<>();
for (com.google.api.services.cloudresourcemanager.model.Binding bindingPb :
policyPb.getBindings()) {
bindings.put(
Role.fromStr(bindingPb.getRole()),
bindingPb.getRole(),
ImmutableSet.copyOf(
Lists.transform(
bindingPb.getMembers(),
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29 changes: 7 additions & 22 deletions gcloud-java-resourcemanager/src/main/java/com/google/gcloud/resourcemanager/Project.java
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Expand Up @@ -18,8 +18,6 @@

import static com.google.common.base.Preconditions.checkNotNull;

import com.google.gcloud.resourcemanager.ResourceManager.Permission;

import java.io.IOException;
import java.io.ObjectInputStream;
import java.util.List;
Expand Down Expand Up @@ -235,35 +233,22 @@ public Policy replacePolicy(Policy newPolicy) {
* if you're using Google Cloud Platform directly to manage permissions. This method is intended
* for integration with your proprietary software, such as a customized graphical user interface.
* For example, the Cloud Platform Console tests IAM permissions internally to determine which UI
* should be available to the logged-in user.
* should be available to the logged-in user. Each service that supports IAM lists the possible
* permissions; see the <i>Supported Cloud Platform services</i> page below for links to these
* lists.
*
* @return a list of booleans representing whether the caller has the permissions specified (in
* the order of the given permissions)
* @throws ResourceManagerException upon failure
* @see <a href=
* "https://cloud.google.com/resource-manager/reference/rest/v1beta1/projects/testIamPermissions">
* Resource Manager testIamPermissions</a>
*/
List<Boolean> testPermissions(List<Permission> permissions) {
return resourceManager.testPermissions(projectId(), permissions);
}

/**
* Returns the permissions that a caller has on this project. You typically don't call this method
* if you're using Google Cloud Platform directly to manage permissions. This method is intended
* for integration with your proprietary software, such as a customized graphical user interface.
* For example, the Cloud Platform Console tests IAM permissions internally to determine which UI
* should be available to the logged-in user.
*
* @return a list of booleans representing whether the caller has the permissions specified (in
* the order of the given permissions)
* @throws ResourceManagerException upon failure
* @see <a href=
* "https://cloud.google.com/resource-manager/reference/rest/v1beta1/projects/testIamPermissions">
* Resource Manager testIamPermissions</a>
* "https://cloud.google.com/iam/#supported_cloud_platform_services">Supported Cloud Platform
* Services</a>
*/
List<Boolean> testPermissions(Permission first, Permission... others) {
return resourceManager.testPermissions(projectId(), first, others);
List<Boolean> testPermissions(List<String> permissions) {
return resourceManager.testPermissions(projectId(), permissions);
}

@Override
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55 changes: 6 additions & 49 deletions ...java-resourcemanager/src/main/java/com/google/gcloud/resourcemanager/ResourceManager.java
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Expand Up @@ -169,38 +169,6 @@ public static ProjectListOption fields(ProjectField... fields) {
}
}

/**
* The permissions associated with a Google Cloud project. These values can be used when calling
* {@link #testPermissions}.
*
* @see <a href=
* "https://cloud.google.com/resource-manager/docs/access-control-proj#project-level_roles">
* Project-level roles</a>
*/
enum Permission {
DELETE("delete"),
GET("get"),
GET_POLICY("getIamPolicy"),
REPLACE("update"),
REPLACE_POLICY("setIamPolicy"),
UNDELETE("undelete");

private static final String PREFIX = "resourcemanager.projects.";

private final String value;

Permission(String suffix) {
this.value = PREFIX + suffix;
}

/**
* Returns the string representation of the permission.
*/
public String value() {
return value;
}
}

/**
* Creates a new project.
*
Expand Down Expand Up @@ -358,30 +326,19 @@ public String value() {
* this method if you're using Google Cloud Platform directly to manage permissions. This method
* is intended for integration with your proprietary software, such as a customized graphical user
* interface. For example, the Cloud Platform Console tests IAM permissions internally to
* determine which UI should be available to the logged-in user.
* determine which UI should be available to the logged-in user. Each service that supports IAM
* lists the possible permissions; see the <i>Supported Cloud Platform services</i> page below for
* links to these lists.
*
* @return A list of booleans representing whether the caller has the permissions specified (in
* the order of the given permissions)
* @throws ResourceManagerException upon failure
* @see <a href=
* "https://cloud.google.com/resource-manager/reference/rest/v1beta1/projects/testIamPermissions">
* Resource Manager testIamPermissions</a>
*/
List<Boolean> testPermissions(String projectId, List<Permission> permissions);

/**
* Returns the permissions that a caller has on the specified project. You typically don't call
* this method if you're using Google Cloud Platform directly to manage permissions. This method
* is intended for integration with your proprietary software, such as a customized graphical user
* interface. For example, the Cloud Platform Console tests IAM permissions internally to
* determine which UI should be available to the logged-in user.
*
* @return A list of booleans representing whether the caller has the permissions specified (in
* the order of the given permissions)
* @throws ResourceManagerException upon failure
* @see <a href=
* "https://cloud.google.com/resource-manager/reference/rest/v1beta1/projects/testIamPermissions">
* Resource Manager testIamPermissions</a>
* "https://cloud.google.com/iam/#supported_cloud_platform_services">Supported Cloud Platform
* Services</a>
*/
List<Boolean> testPermissions(String projectId, Permission first, Permission... others);
List<Boolean> testPermissions(String projectId, List<String> permissions);
}
16 changes: 2 additions & 14 deletions ...-resourcemanager/src/main/java/com/google/gcloud/resourcemanager/ResourceManagerImpl.java
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Expand Up @@ -23,7 +23,6 @@
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.google.common.collect.Maps;
import com.google.gcloud.BaseService;
import com.google.gcloud.Page;
Expand Down Expand Up @@ -216,31 +215,20 @@ public com.google.api.services.cloudresourcemanager.model.Policy call() {
}

@Override
public List<Boolean> testPermissions(final String projectId, final List<Permission> permissions) {
public List<Boolean> testPermissions(final String projectId, final List<String> permissions) {
try {
return runWithRetries(
new Callable<List<Boolean>>() {
@Override
public List<Boolean> call() {
return resourceManagerRpc.testPermissions(projectId,
Lists.transform(permissions, new Function<Permission, String>() {
@Override
public String apply(Permission permission) {
return permission.value();
}
}));
return resourceManagerRpc.testPermissions(projectId, permissions);
}
}, options().retryParams(), EXCEPTION_HANDLER);
} catch (RetryHelperException ex) {
throw ResourceManagerException.translateAndThrow(ex);
}
}

@Override
public List<Boolean> testPermissions(String projectId, Permission first, Permission... others) {
return testPermissions(projectId, Lists.asList(first, others));
}

private Map<ResourceManagerRpc.Option, ?> optionMap(Option... options) {
Map<ResourceManagerRpc.Option, Object> temp = Maps.newEnumMap(ResourceManagerRpc.Option.class);
for (Option option : options) {
Expand Down
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