luci-go: github.com/luci/luci-go/milo/common Index | Files | Directories

package common

import "github.com/luci/luci-go/milo/common"

Index

Package Files

acl.go config.go pubsub.go time.go utils.go

Constants

❖
const ServiceConfigID = "service_config"

ServiceConfigID is the key for the service config entity in datastore.

Variables

❖
var ErrConsoleNotFound = errors.New("console not found")

ErrConsoleNotFound is returned from GetConsole if the requested console isn't known to exist.

func BucketPermissions Uses

❖
func BucketPermissions(c context.Context, buckets ...string) (bbAccess.Permissions, error)

BucketPermissions gets permissions for the current identity for all given buckets.

TODO(mknyszek): If a cache entry expires, then there could be QPS issues if all instances query buildbucket for an update simultaneously. Evaluate whether there's an issue in practice, and if so, consider expiring cache entries randomly.

func CheckACL Uses

❖
func CheckACL(c context.Context, acl ACL) (bool, error)

CheckACL returns true if the caller is in the ACL.

Returns an internal error if the check itself fails.

func Duration Uses

❖
func Duration(start *timestamp.Timestamp, ends ...*timestamp.Timestamp) string

Duration returns duration between start and the earliest of ends. Ignores nil ends. Fallbacks to "N/A" on insufficient data.

func EnsurePubSubSubscribed Uses

❖
func EnsurePubSubSubscribed(c context.Context, settings *config.Settings) error

EnsurePubSubSubscribed makes sure the following subscriptions are in place: * buildbucket, via the settings.Buildbucket.Topic setting

func GetSettings Uses

❖
func GetSettings(c context.Context) *config.Settings

GetSettings returns the service (aka global) config for the current instance of Milo from the datastore. Returns an empty config and warn heavily if none is found. TODO(hinoka): Use process cache to cache configs.

func HumanDuration Uses

❖
func HumanDuration(d time.Duration) string

HumanDuration translates d into a human readable string of x units y units, where x and y could be in days, hours, minutes, or seconds, whichever is the largest.

func IsAllowed Uses

❖
func IsAllowed(c context.Context, project string) (bool, error)

IsAllowed checks to see if the user in the context is allowed to access the given project.

Returns false for unknown projects. Returns an internal error if the check itself fails.

func MergeStrings Uses

❖
func MergeStrings(sss ...[]string) []string

MergeStrings merges multiple string slices together into a single slice, removing duplicates.

func ParseIntFromForm Uses

❖
func ParseIntFromForm(form url.Values, key string, base int, bitSize int) (int64, error)

ParseIntFromForm parses an integer from a form.

func ReadExactOneFromForm Uses

❖
func ReadExactOneFromForm(form url.Values, key string) (string, error)

ReadExactOneFromForm read a string from a form. There must be exactly one and non-empty entry of the given key in the form.

func ReplaceNSEWith Uses

❖
func ReplaceNSEWith(err errors.MultiError, replacement error) error

ReplaceNSEWith takes an errors.MultiError returned by a datastore.Get() on a slice (which is always a MultiError), filters out all datastore.ErrNoSuchEntity or replaces it with replacement instances, and returns an error generated by errors.LazyMultiError.

func TagGRPC Uses

❖
func TagGRPC(c context.Context, err error) error

TagGRPC annotates some gRPC with Milo specific semantics, specifically: * Marks the error as Unauthorized if the user is not logged in, and the underlying error was a 403 or 404. * Otherwise, tag the error with the original error code.

func UpdateProjects Uses

❖
func UpdateProjects(c context.Context) error

UpdateProjects reads project configs from LUCI Config and updates entities.

Visits all LUCI projects (not only ones that have Milo config) to grab their visibility ACL from project.cfg file.

func UpdateServiceConfig Uses

❖
func UpdateServiceConfig(c context.Context) (*config.Settings, error)

UpdateServiceConfig fetches the service config from luci-config and then stores a snapshot of the configuration in datastore.

func WithAccessClient Uses

❖
func WithAccessClient(c context.Context, a *AccessClient) context.Context

WithAccessClient attaches an AccessClient to the given context.

type ACL Uses

❖
type ACL struct {
    Groups     []string
    Identities []identity.Identity
}

ACL lists groups and identities that are allowed to see consoles in a project.

Fetched from project.cfg config file in fetchProjectACL.

type AccessClient Uses

❖
type AccessClient struct {
    accessProto.AccessClient
    Host string
}

AccessClient wraps an accessProto.AccessClient and exports its Host.

func GetAccessClient Uses

❖
func GetAccessClient(c context.Context) *AccessClient

GetAccessClient retrieves an AccessClient from the given context.

func NewAccessClient Uses

❖
func NewAccessClient(c context.Context) (*AccessClient, error)

NewAccessClient creates a new AccessClient for talking to this milo instance's buildbucket instance.

type Console Uses

❖
type Console struct {
    // Parent is a key to the parent Project entity where this console was
    // defined in.
    Parent *datastore.Key `gae:"$parent"`

    // ID is the ID of the console.
    ID  string `gae:"$id"`

    // Ordinal specifies the console's ordering in its project's consoles list.
    Ordinal int

    // The URL to the luci-config definition of this console.
    ConfigURL string

    // The luci-config reivision from when this Console was retrieved.
    ConfigRevision string `gae:",noindex"`

    // (indexed) All builder IDs mentioned by this console config.
    Builders []string

    // Def is the actual underlying proto Console definition.
    Def config.Console `gae:",noindex"`
    // contains filtered or unexported fields
}

Console is a datastore entity representing a single console.

func GetAllConsoles Uses

❖
func GetAllConsoles(c context.Context, builderID string) ([]*Console, error)

GetAllConsoles returns all Consoles (across all projects) which contain the builder ID. If builderID is empty, then this retrieves all Consoles.

TODO-perf(iannucci): Maybe memcache this too.

func GetConsole Uses

❖
func GetConsole(c context.Context, proj, id string) (*Console, error)

GetConsole returns the requested console.

TODO-perf(iannucci,hinoka): Memcache this.

func GetConsoles Uses

❖
func GetConsoles(c context.Context, consoles []ConsoleID) ([]*Console, error)

GetConsoles returns the requested consoles.

TODO-perf(iannucci,hinoka): Memcache this.

func GetProjectConsoles Uses

❖
func GetProjectConsoles(c context.Context, projectID string) ([]*Console, error)

GetProjectConsoles returns all consoles for the given project ordered as in config.

func (*Console) Buckets Uses

❖
func (c *Console) Buckets() stringset.Set

Buckets returns all buckets referenced by this Console's Builders.

func (*Console) ConsoleID Uses

❖
func (c *Console) ConsoleID() ConsoleID

func (*Console) FilterBuilders Uses

❖
func (c *Console) FilterBuilders(perms access.Permissions)

FilterBuilders uses an access.Permissions to filter out builder IDs and builders from the definition, and builders in the definition's header, which are not allowed by the permissions.

func (*Console) ProjectID Uses

❖
func (c *Console) ProjectID() string

ProjectID retrieves the project ID string of the console out of the Console's parent key.

type ConsoleID Uses

❖
type ConsoleID struct {
    Project string
    ID      string
}

ConsoleID is a reference to a console.

func ParseConsoleID Uses

❖
func ParseConsoleID(id string) (cid ConsoleID, err error)

ParseConsoleID reformats the string into a ConsoleID.

func (*ConsoleID) SetID Uses

❖
func (id *ConsoleID) SetID(c context.Context, console *Console) *Console

SetID returns an empty Console datastore entity keyed with itself.

func (*ConsoleID) String Uses

❖
func (id *ConsoleID) String() string

type Interval Uses

❖
type Interval struct {
    Start time.Time
    End   time.Time
    Now   time.Time
}

func ToInterval Uses

❖
func ToInterval(start, end, now *timestamp.Timestamp) (result Interval)

func (Interval) Duration Uses

❖
func (in Interval) Duration() time.Duration

func (Interval) Ended Uses

❖
func (in Interval) Ended() bool

func (Interval) Started Uses

❖
func (in Interval) Started() bool

type Project Uses

❖
type Project struct {
    ID        string `gae:"$id"`
    HasConfig bool
    ACL       ACL `gae:",noindex"`

    LogoURL           string
    BuildBugTemplate  config.BugTemplate
    IgnoredBuilderIDs []string
    // contains filtered or unexported fields
}

Project is a datastore entity representing a single project.

Its children are consoles. This entity exists even if the project doesn't define milo.cfg config file. It has HasConfig == false in this case. We still need the entity to be able to check project's ACLs when accessing individual build pages.

func GetProject Uses

❖
func GetProject(c context.Context, project string) (*Project, error)

GetProject loads the project from the datastore.

func GetVisibleProjects Uses

❖
func GetVisibleProjects(c context.Context) ([]*Project, error)

GetVisibleProjects returns all projects with consoles the current user has access to.

Skips projects that do not have Milo config file.

func (*Project) BuilderIsIgnored Uses

❖
func (p *Project) BuilderIsIgnored(builderID *buildbucketpb.BuilderID) bool

BuilderIsIgnored checks if the builder is marked as ignored in this project.

type PubSubMessage Uses

❖
type PubSubMessage struct {
    Attributes map[string]interface{} `json:"attributes"`
    Data       string                 `json:"data"`
    MessageID  string                 `json:"message_id"`
}

type PubSubSubscription Uses

❖
type PubSubSubscription struct {
    Message      PubSubMessage `json:"message"`
    Subscription string        `json:"subscription"`
}

func (*PubSubSubscription) GetData Uses

❖
func (m *PubSubSubscription) GetData() ([]byte, error)

GetData returns the expanded form of Data (decoded from base64).

type ServiceConfig Uses

❖
type ServiceConfig struct {
    // ID is the datastore key.  This should be static, as there should only be
    // one service config.
    ID  string `gae:"$id"`
    // Revision is the revision of the config, taken from luci-config.  This is used
    // to determine if the entry needs to be refreshed.
    Revision string
    // Data is the binary proto of the config.
    Data []byte `gae:",noindex"`
    // Text is the text format of the config.  For human consumption only.
    Text string `gae:",noindex"`
    // LastUpdated is the time this config was last updated.
    LastUpdated time.Time
}

ServiceConfig is a container for the instance's service config.

func GetCurrentServiceConfig Uses

❖
func GetCurrentServiceConfig(c context.Context) (*ServiceConfig, error)

GetCurrentServiceConfig gets the service config for the instance from either process cache or datastore cache.

Directories

PathSynopsis
model

Package common imports 39 packages (graph). Updated 2020-07-03. Refresh now. Tools for package owners.