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Custom http response status code #146

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Custom http response status code #146

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7b998dd
Added user-defined http response code to end wait
serragnoli Dec 18, 2019
e4b3b79
Conditional to avoid exiting when receiving 200 with custom response …
serragnoli Dec 18, 2019
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35 changes: 20 additions & 15 deletions main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -43,20 +43,21 @@ var (
poll bool
wg sync.WaitGroup

templatesFlag sliceVar
templateDirsFlag sliceVar
stdoutTailFlag sliceVar
stderrTailFlag sliceVar
headersFlag sliceVar
delimsFlag string
delims []string
headers []HttpHeader
urls []url.URL
waitFlag hostFlagsVar
waitRetryInterval time.Duration
waitTimeoutFlag time.Duration
dependencyChan chan struct{}
noOverwriteFlag bool
templatesFlag sliceVar
templateDirsFlag sliceVar
stdoutTailFlag sliceVar
stderrTailFlag sliceVar
headersFlag sliceVar
delimsFlag string
delims []string
headers []HttpHeader
urls []url.URL
waitFlag hostFlagsVar
waitRetryInterval time.Duration
waitTimeoutFlag time.Duration
expectResponseCode int
dependencyChan chan struct{}
noOverwriteFlag bool

ctx context.Context
cancel context.CancelFunc
Expand Down Expand Up @@ -135,7 +136,10 @@ func waitForDependencies() {
if err != nil {
log.Printf("Problem with request: %s. Sleeping %s\n", err.Error(), waitRetryInterval)
time.Sleep(waitRetryInterval)
} else if err == nil && resp.StatusCode >= 200 && resp.StatusCode < 300 {
} else if resp.StatusCode == expectResponseCode {
log.Printf("Received user expected response code %d from %s\n", resp.StatusCode, u.String())
return
} else if err == nil && expectResponseCode == 0 && resp.StatusCode >= 200 && resp.StatusCode < 300 {
log.Printf("Received %d from %s\n", resp.StatusCode, u.String())
return
} else {
Expand Down Expand Up @@ -220,6 +224,7 @@ func main() {
flag.Var(&waitFlag, "wait", "Host (tcp/tcp4/tcp6/http/https/unix/file) to wait for before this container starts. Can be passed multiple times. e.g. tcp://db:5432")
flag.DurationVar(&waitTimeoutFlag, "timeout", 10*time.Second, "Host wait timeout")
flag.DurationVar(&waitRetryInterval, "wait-retry-interval", defaultWaitRetryInterval, "Duration to wait before retrying")
flag.IntVar(&expectResponseCode, "expect-response-code", 0, "Http response code expected")

flag.Usage = usage
flag.Parse()
Expand Down