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author | Valentin Rothberg <rothberg@redhat.com> | 2019-06-24 21:29:31 +0200 |
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committer | Valentin Rothberg <rothberg@redhat.com> | 2019-06-24 21:29:31 +0200 |
commit | 2388222e98462fdbbe44f3e091b2b79d80956a9a (patch) | |
tree | 17078d861c20a3e48b19c750c6864c5f59248386 /vendor/k8s.io/apimachinery/pkg/util/net/interface.go | |
parent | a1a4a75abee2c381483a218e1660621ee416ef7c (diff) | |
download | podman-2388222e98462fdbbe44f3e091b2b79d80956a9a.tar.gz podman-2388222e98462fdbbe44f3e091b2b79d80956a9a.tar.bz2 podman-2388222e98462fdbbe44f3e091b2b79d80956a9a.zip |
update dependencies
Ran a `go get -u` and bumped K8s deps to 1.15.0.
Signed-off-by: Valentin Rothberg <rothberg@redhat.com>
Diffstat (limited to 'vendor/k8s.io/apimachinery/pkg/util/net/interface.go')
-rw-r--r-- | vendor/k8s.io/apimachinery/pkg/util/net/interface.go | 64 |
1 files changed, 44 insertions, 20 deletions
diff --git a/vendor/k8s.io/apimachinery/pkg/util/net/interface.go b/vendor/k8s.io/apimachinery/pkg/util/net/interface.go index 42816bd70..daf5d2496 100644 --- a/vendor/k8s.io/apimachinery/pkg/util/net/interface.go +++ b/vendor/k8s.io/apimachinery/pkg/util/net/interface.go @@ -26,7 +26,7 @@ import ( "strings" - "github.com/golang/glog" + "k8s.io/klog" ) type AddressFamily uint @@ -53,6 +53,28 @@ type RouteFile struct { parse func(input io.Reader) ([]Route, error) } +// noRoutesError can be returned by ChooseBindAddress() in case of no routes +type noRoutesError struct { + message string +} + +func (e noRoutesError) Error() string { + return e.message +} + +// IsNoRoutesError checks if an error is of type noRoutesError +func IsNoRoutesError(err error) bool { + if err == nil { + return false + } + switch err.(type) { + case noRoutesError: + return true + default: + return false + } +} + var ( v4File = RouteFile{name: ipv4RouteFile, parse: getIPv4DefaultRoutes} v6File = RouteFile{name: ipv6RouteFile, parse: getIPv6DefaultRoutes} @@ -171,7 +193,7 @@ func isInterfaceUp(intf *net.Interface) bool { return false } if intf.Flags&net.FlagUp != 0 { - glog.V(4).Infof("Interface %v is up", intf.Name) + klog.V(4).Infof("Interface %v is up", intf.Name) return true } return false @@ -186,20 +208,20 @@ func isLoopbackOrPointToPoint(intf *net.Interface) bool { func getMatchingGlobalIP(addrs []net.Addr, family AddressFamily) (net.IP, error) { if len(addrs) > 0 { for i := range addrs { - glog.V(4).Infof("Checking addr %s.", addrs[i].String()) + klog.V(4).Infof("Checking addr %s.", addrs[i].String()) ip, _, err := net.ParseCIDR(addrs[i].String()) if err != nil { return nil, err } if memberOf(ip, family) { if ip.IsGlobalUnicast() { - glog.V(4).Infof("IP found %v", ip) + klog.V(4).Infof("IP found %v", ip) return ip, nil } else { - glog.V(4).Infof("Non-global unicast address found %v", ip) + klog.V(4).Infof("Non-global unicast address found %v", ip) } } else { - glog.V(4).Infof("%v is not an IPv%d address", ip, int(family)) + klog.V(4).Infof("%v is not an IPv%d address", ip, int(family)) } } @@ -219,13 +241,13 @@ func getIPFromInterface(intfName string, forFamily AddressFamily, nw networkInte if err != nil { return nil, err } - glog.V(4).Infof("Interface %q has %d addresses :%v.", intfName, len(addrs), addrs) + klog.V(4).Infof("Interface %q has %d addresses :%v.", intfName, len(addrs), addrs) matchingIP, err := getMatchingGlobalIP(addrs, forFamily) if err != nil { return nil, err } if matchingIP != nil { - glog.V(4).Infof("Found valid IPv%d address %v for interface %q.", int(forFamily), matchingIP, intfName) + klog.V(4).Infof("Found valid IPv%d address %v for interface %q.", int(forFamily), matchingIP, intfName) return matchingIP, nil } } @@ -253,14 +275,14 @@ func chooseIPFromHostInterfaces(nw networkInterfacer) (net.IP, error) { return nil, fmt.Errorf("no interfaces found on host.") } for _, family := range []AddressFamily{familyIPv4, familyIPv6} { - glog.V(4).Infof("Looking for system interface with a global IPv%d address", uint(family)) + klog.V(4).Infof("Looking for system interface with a global IPv%d address", uint(family)) for _, intf := range intfs { if !isInterfaceUp(&intf) { - glog.V(4).Infof("Skipping: down interface %q", intf.Name) + klog.V(4).Infof("Skipping: down interface %q", intf.Name) continue } if isLoopbackOrPointToPoint(&intf) { - glog.V(4).Infof("Skipping: LB or P2P interface %q", intf.Name) + klog.V(4).Infof("Skipping: LB or P2P interface %q", intf.Name) continue } addrs, err := nw.Addrs(&intf) @@ -268,7 +290,7 @@ func chooseIPFromHostInterfaces(nw networkInterfacer) (net.IP, error) { return nil, err } if len(addrs) == 0 { - glog.V(4).Infof("Skipping: no addresses on interface %q", intf.Name) + klog.V(4).Infof("Skipping: no addresses on interface %q", intf.Name) continue } for _, addr := range addrs { @@ -277,15 +299,15 @@ func chooseIPFromHostInterfaces(nw networkInterfacer) (net.IP, error) { return nil, fmt.Errorf("Unable to parse CIDR for interface %q: %s", intf.Name, err) } if !memberOf(ip, family) { - glog.V(4).Infof("Skipping: no address family match for %q on interface %q.", ip, intf.Name) + klog.V(4).Infof("Skipping: no address family match for %q on interface %q.", ip, intf.Name) continue } // TODO: Decide if should open up to allow IPv6 LLAs in future. if !ip.IsGlobalUnicast() { - glog.V(4).Infof("Skipping: non-global address %q on interface %q.", ip, intf.Name) + klog.V(4).Infof("Skipping: non-global address %q on interface %q.", ip, intf.Name) continue } - glog.V(4).Infof("Found global unicast address %q on interface %q.", ip, intf.Name) + klog.V(4).Infof("Found global unicast address %q on interface %q.", ip, intf.Name) return ip, nil } } @@ -347,7 +369,9 @@ func getAllDefaultRoutes() ([]Route, error) { v6Routes, _ := v6File.extract() routes = append(routes, v6Routes...) if len(routes) == 0 { - return nil, fmt.Errorf("No default routes.") + return nil, noRoutesError{ + message: fmt.Sprintf("no default routes found in %q or %q", v4File.name, v6File.name), + } } return routes, nil } @@ -357,23 +381,23 @@ func getAllDefaultRoutes() ([]Route, error) { // an IPv4 IP, and then will look at each IPv6 route for an IPv6 IP. func chooseHostInterfaceFromRoute(routes []Route, nw networkInterfacer) (net.IP, error) { for _, family := range []AddressFamily{familyIPv4, familyIPv6} { - glog.V(4).Infof("Looking for default routes with IPv%d addresses", uint(family)) + klog.V(4).Infof("Looking for default routes with IPv%d addresses", uint(family)) for _, route := range routes { if route.Family != family { continue } - glog.V(4).Infof("Default route transits interface %q", route.Interface) + klog.V(4).Infof("Default route transits interface %q", route.Interface) finalIP, err := getIPFromInterface(route.Interface, family, nw) if err != nil { return nil, err } if finalIP != nil { - glog.V(4).Infof("Found active IP %v ", finalIP) + klog.V(4).Infof("Found active IP %v ", finalIP) return finalIP, nil } } } - glog.V(4).Infof("No active IP found by looking at default routes") + klog.V(4).Infof("No active IP found by looking at default routes") return nil, fmt.Errorf("unable to select an IP from default routes.") } |