5a52b5929c
* add create and delete namespace to runtime * dial down aggressive expiry * add logging * fix deletenamespace * add start of k8s unit tests * fix workflow * turn on k8s tests * ease tight tests * mkdir in workflow * dammit -p * setup folder
124 lines
2.8 KiB
Go
124 lines
2.8 KiB
Go
// Package runtime is a service runtime manager
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package runtime
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import (
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"errors"
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"time"
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)
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var (
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ErrAlreadyExists = errors.New("already exists")
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)
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// Runtime is a service runtime manager
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type Runtime interface {
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// Init initializes runtime
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Init(...Option) error
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// Create registers a service
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Create(*Service, ...CreateOption) error
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// Read returns the service
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Read(...ReadOption) ([]*Service, error)
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// Update the service in place
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Update(*Service, ...UpdateOption) error
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// Remove a service
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Delete(*Service, ...DeleteOption) error
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// Logs returns the logs for a service
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Logs(*Service, ...LogsOption) (Logs, error)
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// Start starts the runtime
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Start() error
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// Stop shuts down the runtime
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Stop() error
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// String describes runtime
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String() string
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// CreateNamespace creates a new namespace in the runtime
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CreateNamespace(string) error
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// DeleteNamespace deletes a namespace in the runtime
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DeleteNamespace(string) error
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}
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// Logs returns a log stream
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type Logs interface {
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Error() error
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Chan() chan Log
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Stop() error
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}
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// Log is a log message
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type Log struct {
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Message string
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Metadata map[string]string
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}
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// Scheduler is a runtime service scheduler
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type Scheduler interface {
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// Notify publishes schedule events
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Notify() (<-chan Event, error)
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// Close stops the scheduler
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Close() error
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}
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// EventType defines schedule event
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type EventType int
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const (
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// Create is emitted when a new build has been craeted
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Create EventType = iota
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// Update is emitted when a new update become available
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Update
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// Delete is emitted when a build has been deleted
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Delete
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)
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// String returns human readable event type
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func (t EventType) String() string {
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switch t {
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case Create:
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return "create"
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case Delete:
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return "delete"
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case Update:
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return "update"
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default:
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return "unknown"
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}
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}
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// Event is notification event
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type Event struct {
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// ID of the event
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ID string
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// Type is event type
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Type EventType
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// Timestamp is event timestamp
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Timestamp time.Time
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// Service the event relates to
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Service *Service
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// Options to use when processing the event
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Options *CreateOptions
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}
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// Service is runtime service
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type Service struct {
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// Name of the service
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Name string
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// Version of the service
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Version string
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// url location of source
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Source string
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// Metadata stores metadata
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Metadata map[string]string
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}
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// Resources which are allocated to a serivce
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type Resources struct {
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// CPU is the maximum amount of CPU the service will be allocated (unit millicpu)
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// e.g. 0.25CPU would be passed as 250
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CPU int
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// Mem is the maximum amount of memory the service will be allocated (unit mebibyte)
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// e.g. 128 MiB of memory would be passed as 128
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Mem int
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// Disk is the maximum amount of disk space the service will be allocated (unit mebibyte)
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// e.g. 128 MiB of memory would be passed as 128
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Disk int
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}
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