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package sockets
import (
"net"
"os"
"strings"
)
// GetProxyEnv allows access to the uppercase and the lowercase forms of
// proxy-related variables. See the Go specification for details on these
// variables. https://golang.org/pkg/net/http/
func GetProxyEnv(key string) string {
proxyValue := os.Getenv(strings.ToUpper(key))
if proxyValue == "" {
return os.Getenv(strings.ToLower(key))
}
return proxyValue
}
// DialerFromEnvironment was previously used to configure a net.Dialer to route
// connections through a SOCKS proxy.
// DEPRECATED: SOCKS proxies are now supported by configuring only
// http.Transport.Proxy, and no longer require changing http.Transport.Dial.
// Therefore, only sockets.ConfigureTransport() needs to be called, and any
// sockets.DialerFromEnvironment() calls can be dropped.
func DialerFromEnvironment(direct *net.Dialer) (*net.Dialer, error) {
return direct, nil
}
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