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move warnings to the job 

Docker-DCO-1.1-Signed-off-by: Victor Vieux <victor.vieux@docker.com> (github: vieux)
This commit is contained in:
Victor Vieux 2014-01-29 01:17:55 +00:00
parent d41844ed2d
commit abd64a2b00
2 changed files with 15 additions and 22 deletions
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22
api.go
View File

@ -560,14 +560,6 @@ func postContainersCreate(srv *Server, version float64, w http.ResponseWriter, r
if err := job.DecodeEnv(r.Body); err != nil { if err := job.DecodeEnv(r.Body); err != nil {
return err return err
} }
resolvConf, err := utils.GetResolvConf()
if err != nil {
return err
}
if !job.GetenvBool("NetworkDisabled") && len(job.Getenv("Dns")) == 0 && len(srv.runtime.config.Dns) == 0 && utils.CheckLocalDns(resolvConf) {
out.Warnings = append(out.Warnings, fmt.Sprintf("Docker detected local DNS server on resolv.conf. Using default external servers: %v", defaultDns))
job.SetenvList("Dns", defaultDns)
}
// Read container ID from the first line of stdout // Read container ID from the first line of stdout
job.Stdout.AddString(&out.ID) job.Stdout.AddString(&out.ID)
// Read warnings from stderr // Read warnings from stderr
@ -581,20 +573,6 @@ func postContainersCreate(srv *Server, version float64, w http.ResponseWriter, r
for scanner.Scan() { for scanner.Scan() {
out.Warnings = append(out.Warnings, scanner.Text()) out.Warnings = append(out.Warnings, scanner.Text())
} }
if job.GetenvInt("Memory") > 0 && !srv.runtime.sysInfo.MemoryLimit {
log.Println("WARNING: Your kernel does not support memory limit capabilities. Limitation discarded.")
out.Warnings = append(out.Warnings, "Your kernel does not support memory limit capabilities. Limitation discarded.")
}
if job.GetenvInt("Memory") > 0 && !srv.runtime.sysInfo.SwapLimit {
log.Println("WARNING: Your kernel does not support swap limit capabilities. Limitation discarded.")
out.Warnings = append(out.Warnings, "Your kernel does not support memory swap capabilities. Limitation discarded.")
}
if !job.GetenvBool("NetworkDisabled") && srv.runtime.sysInfo.IPv4ForwardingDisabled {
log.Println("Warning: IPv4 forwarding is disabled.")
out.Warnings = append(out.Warnings, "IPv4 forwarding is disabled.")
}
return writeJSON(w, http.StatusCreated, out) return writeJSON(w, http.StatusCreated, out)
} }

15
server.go
View File

@ -1753,11 +1753,23 @@ func (srv *Server) ContainerCreate(job *engine.Job) engine.Status {
return engine.StatusErr return engine.StatusErr
} }
if config.Memory > 0 && !srv.runtime.sysInfo.MemoryLimit { if config.Memory > 0 && !srv.runtime.sysInfo.MemoryLimit {
job.Errorf("WARNING: Your kernel does not support memory limit capabilities. Limitation discarded.\n")
config.Memory = 0 config.Memory = 0
} }
if config.Memory > 0 && !srv.runtime.sysInfo.SwapLimit { if config.Memory > 0 && !srv.runtime.sysInfo.SwapLimit {
job.Errorf("WARNING: Your kernel does not support swap limit capabilities. Limitation discarded.\n")
config.MemorySwap = -1 config.MemorySwap = -1
} }
resolvConf, err := utils.GetResolvConf()
if err != nil {
job.Error(err)
return engine.StatusErr
}
if !config.NetworkDisabled && len(config.Dns) == 0 && len(srv.runtime.config.Dns) == 0 && utils.CheckLocalDns(resolvConf) {
job.Errorf("WARNING: Docker detected local DNS server on resolv.conf. Using default external servers: %v\n", defaultDns)
config.Dns = defaultDns
}
container, buildWarnings, err := srv.runtime.Create(&config, name) container, buildWarnings, err := srv.runtime.Create(&config, name)
if err != nil { if err != nil {
if srv.runtime.graph.IsNotExist(err) { if srv.runtime.graph.IsNotExist(err) {
@ -1771,6 +1783,9 @@ func (srv *Server) ContainerCreate(job *engine.Job) engine.Status {
job.Error(err) job.Error(err)
return engine.StatusErr return engine.StatusErr
} }
if !container.Config.NetworkDisabled && srv.runtime.sysInfo.IPv4ForwardingDisabled {
job.Errorf("WARNING: IPv4 forwarding is disabled.\n")
}
srv.LogEvent("create", container.ID, srv.runtime.repositories.ImageName(container.Image)) srv.LogEvent("create", container.ID, srv.runtime.repositories.ImageName(container.Image))
// FIXME: this is necessary because runtime.Create might return a nil container // FIXME: this is necessary because runtime.Create might return a nil container
// with a non-nil error. This should not happen! Once it's fixed we // with a non-nil error. This should not happen! Once it's fixed we