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To be consistent with http package, check also no_proxy

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Default http.ProxyFromEnvironment uses uppper case proxy
environment variables first, and if they are not defined,
tries lower case. For NewProxierWithNoProxyCIDR we should
provide similar user experience.
This commit is contained in:
Alexander Kanevskiy 2017-09-18 19:05:14 +03:00
parent 8ca1d9f19b
commit 92350f336b
1 changed files with 4 additions and 1 deletions
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5
staging/src/k8s.io/apimachinery/pkg/util/net/http.go
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@ -235,8 +235,11 @@ func isDefault(transportProxier func(*http.Request) (*url.URL, error)) bool {
// NewProxierWithNoProxyCIDR constructs a Proxier function that respects CIDRs in NO_PROXY and delegates if
// no matching CIDRs are found
func NewProxierWithNoProxyCIDR(delegate func(req *http.Request) (*url.URL, error)) func(req *http.Request) (*url.URL, error) {
// we wrap the default method, so we only need to perform our check if the NO_PROXY envvar has a CIDR in it
// we wrap the default method, so we only need to perform our check if the NO_PROXY (or no_proxy) envvar has a CIDR in it
noProxyEnv := os.Getenv("NO_PROXY")
if noProxyEnv == "" {
noProxyEnv = os.Getenv("no_proxy")
}
noProxyRules := strings.Split(noProxyEnv, ",")
cidrs := []*net.IPNet{}