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compose
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allow for 0 scale/replicas 

Signed-off-by: JD Lloret <jd.lloret@joyent.com>
This commit is contained in:
JD Lloret 2021-07-20 16:33:36 -04:00
parent 54dc6f9374
commit c82dd55fd2
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1 changed files with 6 additions and 0 deletions
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6
pkg/compose/convergence.go
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@ -111,6 +111,9 @@ var mu sync.Mutex
// updateProject updates project after service converged, so dependent services relying on `service:xx` can refer to actual containers. // updateProject updates project after service converged, so dependent services relying on `service:xx` can refer to actual containers.
func (c *convergence) updateProject(project *types.Project, service string) { func (c *convergence) updateProject(project *types.Project, service string) {
containers := c.getObservedState(service) containers := c.getObservedState(service)
if len(containers) == 0 {
return
}
container := containers[0] container := containers[0]
// operation is protected by a Mutex so that we can safely update project.Services while running concurrent convergence on services // operation is protected by a Mutex so that we can safely update project.Services while running concurrent convergence on services
@ -557,6 +560,9 @@ func (s *composeService) startService(ctx context.Context, project *types.Projec
} }
if len(containers) == 0 { if len(containers) == 0 {
if scale, err := getScale(service); err != nil && scale == 0 {
return nil
}
return fmt.Errorf("no containers to start") return fmt.Errorf("no containers to start")
} }