diff options
Diffstat (limited to 'vendor/github.com/testcontainers/testcontainers-go/wait/exit.go')
| -rw-r--r-- | vendor/github.com/testcontainers/testcontainers-go/wait/exit.go | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/vendor/github.com/testcontainers/testcontainers-go/wait/exit.go b/vendor/github.com/testcontainers/testcontainers-go/wait/exit.go new file mode 100644 index 0000000..670c8e2 --- /dev/null +++ b/vendor/github.com/testcontainers/testcontainers-go/wait/exit.go @@ -0,0 +1,89 @@ +package wait + +import ( + "context" + "strings" + "time" +) + +// Implement interface +var ( + _ Strategy = (*ExitStrategy)(nil) + _ StrategyTimeout = (*ExitStrategy)(nil) +) + +// ExitStrategy will wait until container exit +type ExitStrategy struct { + // all Strategies should have a timeout to avoid waiting infinitely + timeout *time.Duration + + // additional properties + PollInterval time.Duration +} + +// NewExitStrategy constructs with polling interval of 100 milliseconds without timeout by default +func NewExitStrategy() *ExitStrategy { + return &ExitStrategy{ + PollInterval: defaultPollInterval(), + } +} + +// fluent builders for each property +// since go has neither covariance nor generics, the return type must be the type of the concrete implementation +// this is true for all properties, even the "shared" ones + +// WithExitTimeout can be used to change the default exit timeout +func (ws *ExitStrategy) WithExitTimeout(exitTimeout time.Duration) *ExitStrategy { + ws.timeout = &exitTimeout + return ws +} + +// WithPollInterval can be used to override the default polling interval of 100 milliseconds +func (ws *ExitStrategy) WithPollInterval(pollInterval time.Duration) *ExitStrategy { + ws.PollInterval = pollInterval + return ws +} + +// ForExit is the default construction for the fluid interface. +// +// For Example: +// +// wait. +// ForExit(). +// WithPollInterval(1 * time.Second) +func ForExit() *ExitStrategy { + return NewExitStrategy() +} + +func (ws *ExitStrategy) Timeout() *time.Duration { + return ws.timeout +} + +// WaitUntilReady implements Strategy.WaitUntilReady +func (ws *ExitStrategy) WaitUntilReady(ctx context.Context, target StrategyTarget) error { + if ws.timeout != nil { + var cancel context.CancelFunc + ctx, cancel = context.WithTimeout(ctx, *ws.timeout) + defer cancel() + } + + for { + select { + case <-ctx.Done(): + return ctx.Err() + default: + state, err := target.State(ctx) + if err != nil { + if !strings.Contains(err.Error(), "No such container") { + return err + } + return nil + } + if state.Running { + time.Sleep(ws.PollInterval) + continue + } + return nil + } + } +} |
