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Add environment variables for configuration (#189)

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Fin Christensen 2022-04-26 20:35:35 +02:00 • committed by GitHub
parent 87b08a8f7c
commit 569eaaee37
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 112 additions and 37 deletions
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36
util/config.go
View file

@ -23,17 +23,31 @@ var (
)
const (
DefaultUsername = "admin"
DefaultPassword = "admin"
DefaultServerAddress = "10.252.1.0/24"
DefaultServerPort = 51820
DefaultDNS = "1.1.1.1"
DefaultMTU = 1450
DefaultPersistentKeepalive = 15
DefaultForwardMark = "0xca6c"
DefaultConfigFilePath = "/etc/wireguard/wg0.conf"
UsernameEnvVar = "WGUI_USERNAME"
PasswordEnvVar = "WGUI_PASSWORD"
DefaultUsername = "admin"
DefaultPassword = "admin"
DefaultServerAddress = "10.252.1.0/24"
DefaultServerPort = 51820
DefaultDNS = "1.1.1.1"
DefaultMTU = 1450
DefaultPersistentKeepalive = 15
DefaultForwardMark = "0xca6c"
DefaultConfigFilePath = "/etc/wireguard/wg0.conf"
UsernameEnvVar = "WGUI_USERNAME"
PasswordEnvVar = "WGUI_PASSWORD"
EndpointAddressEnvVar = "WGUI_ENDPOINT_ADDRESS"
DNSEnvVar = "WGUI_DNS"
MTUEnvVar = "WGUI_MTU"
PersistentKeepaliveEnvVar = "WGUI_PERSISTENT_KEEPALIVE"
ForwardMarkEnvVar = "WGUI_FORWARD_MARK"
ConfigFilePathEnvVar = "WGUI_CONFIG_FILE_PATH"
ServerAddressesEnvVar = "WGUI_SERVER_INTERFACE_ADDRESSES"
ServerListenPortEnvVar = "WGUI_SERVER_LISTEN_PORT"
ServerPostUpScriptEnvVar = "WGUI_SERVER_POST_UP_SCRIPT"
ServerPostDownScriptEnvVar = "WGUI_SERVER_POST_DOWN_SCRIPT"
DefaultClientAllowedIpsEnvVar = "WGUI_DEFAULT_CLIENT_ALLOWED_IPS"
DefaultClientExtraAllowedIpsEnvVar = "WGUI_DEFAULT_CLIENT_EXTRA_ALLOWED_IPS"
DefaultClientUseServerDNSEnvVar = "WGUI_DEFAULT_CLIENT_USE_SERVER_DNS"
DefaultClientEnableAfterCreationEnvVar = "WGUI_DEFAULT_CLIENT_ENABLE_AFTER_CREATION"
)
func ParseBasePath(basePath string) string {

20
util/util.go
View file

@ -77,6 +77,17 @@ func BuildClientConfig(client model.Client, server model.Server, setting model.G
return strConfig
}
// Read the default values for creating a new client from the environment or use sane defaults
func ClientDefaultsFromEnv() model.ClientDefaults {
client_defaults := model.ClientDefaults{}
client_defaults.AllowedIps = LookupEnvOrStrings(DefaultClientAllowedIpsEnvVar, []string{"0.0.0.0/0"})
client_defaults.ExtraAllowedIps = LookupEnvOrStrings(DefaultClientExtraAllowedIpsEnvVar, []string{})
client_defaults.UseServerDNS = LookupEnvOrBool(DefaultClientUseServerDNSEnvVar, true)
client_defaults.EnableAfterCreation = LookupEnvOrBool(DefaultClientEnableAfterCreationEnvVar, true)
return client_defaults
}
// ValidateCIDR to validate a network CIDR
func ValidateCIDR(cidr string) bool {
_, _, err := net.ParseCIDR(cidr)
@ -440,10 +451,9 @@ func LookupEnvOrInt(key string, defaultVal int) int {
return defaultVal
}
// GetCredVar reads value from environment variable or returns fallback
func GetCredVar(key, fallback string) string {
if value, ok := os.LookupEnv(key); ok {
return value
func LookupEnvOrStrings(key string, defaultVal []string) []string {
if val, ok := os.LookupEnv(key); ok {
return strings.Split(val, ",")
}
return fallback
return defaultVal
}