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Fix for env var #16

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Fix for env var #16

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32 changes: 31 additions & 1 deletion bnr-utils/nz_azConnector/nz_azConnector.go
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Original file line number Diff line number Diff line change
Expand Up @@ -386,8 +386,38 @@ func main() {
flag.Parse()

if flag.NFlag() == 0 {
fmt.Println("No arguments passed to nz_azConnector. Below is the list of valid args:")
fmt.Println("No arguments passed to nz_azConnector. Below is the list of valid args:")
flag.PrintDefaults()
os.Exit(1)
}

requiredFlags := map[string]string{
"db": "NZ_DATABASE",
"dir": "NZ_DIR",
"npshost": "NZ_HOST",
"storage-account": "",
"key": "",
"container": "",
"backupset": "",
"uniqueid": "",
}

ensureDefault := func(f string, env string) bool {
val := flag.Lookup(f).Value
if env != "" {
if len(val.String()) == 0 && len(env) != 0 {
val.Set(os.Getenv(env))
}
}
return len(val.String()) != 0
}

for f, env := range requiredFlags {
if !ensureDefault(f, env) {
fmt.Println("Did you miss '-' in any flag. If so Go treats remaining flags as the positional arguments")
fmt.Fprintf(os.Stderr, "-%s is required\n", f)
os.Exit(1)
}
}

// log file configuration setup
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