diff options
Diffstat (limited to 'vendor/github.com/hashicorp/go-sockaddr/ifaddr.go')
-rw-r--r-- | vendor/github.com/hashicorp/go-sockaddr/ifaddr.go | 254 |
1 files changed, 0 insertions, 254 deletions
diff --git a/vendor/github.com/hashicorp/go-sockaddr/ifaddr.go b/vendor/github.com/hashicorp/go-sockaddr/ifaddr.go deleted file mode 100644 index 0811b27..0000000 --- a/vendor/github.com/hashicorp/go-sockaddr/ifaddr.go +++ /dev/null @@ -1,254 +0,0 @@ -package sockaddr - -import "strings" - -// ifAddrAttrMap is a map of the IfAddr type-specific attributes. -var ifAddrAttrMap map[AttrName]func(IfAddr) string -var ifAddrAttrs []AttrName - -func init() { - ifAddrAttrInit() -} - -// GetPrivateIP returns a string with a single IP address that is part of RFC -// 6890 and has a default route. If the system can't determine its IP address -// or find an RFC 6890 IP address, an empty string will be returned instead. -// This function is the `eval` equivalent of: -// -// ``` -// $ sockaddr eval -r '{{GetPrivateInterfaces | attr "address"}}' -/// ``` -func GetPrivateIP() (string, error) { - privateIfs, err := GetPrivateInterfaces() - if err != nil { - return "", err - } - if len(privateIfs) < 1 { - return "", nil - } - - ifAddr := privateIfs[0] - ip := *ToIPAddr(ifAddr.SockAddr) - return ip.NetIP().String(), nil -} - -// GetPrivateIPs returns a string with all IP addresses that are part of RFC -// 6890 (regardless of whether or not there is a default route, unlike -// GetPublicIP). If the system can't find any RFC 6890 IP addresses, an empty -// string will be returned instead. This function is the `eval` equivalent of: -// -// ``` -// $ sockaddr eval -r '{{GetAllInterfaces | include "RFC" "6890" | join "address" " "}}' -/// ``` -func GetPrivateIPs() (string, error) { - ifAddrs, err := GetAllInterfaces() - if err != nil { - return "", err - } else if len(ifAddrs) < 1 { - return "", nil - } - - ifAddrs, _ = FilterIfByType(ifAddrs, TypeIP) - if len(ifAddrs) == 0 { - return "", nil - } - - OrderedIfAddrBy(AscIfType, AscIfNetworkSize).Sort(ifAddrs) - - ifAddrs, _, err = IfByRFC("6890", ifAddrs) - if err != nil { - return "", err - } else if len(ifAddrs) == 0 { - return "", nil - } - - _, ifAddrs, err = IfByRFC(ForwardingBlacklistRFC, ifAddrs) - if err != nil { - return "", err - } else if len(ifAddrs) == 0 { - return "", nil - } - - ips := make([]string, 0, len(ifAddrs)) - for _, ifAddr := range ifAddrs { - ip := *ToIPAddr(ifAddr.SockAddr) - s := ip.NetIP().String() - ips = append(ips, s) - } - - return strings.Join(ips, " "), nil -} - -// GetPublicIP returns a string with a single IP address that is NOT part of RFC -// 6890 and has a default route. If the system can't determine its IP address -// or find a non RFC 6890 IP address, an empty string will be returned instead. -// This function is the `eval` equivalent of: -// -// ``` -// $ sockaddr eval -r '{{GetPublicInterfaces | attr "address"}}' -/// ``` -func GetPublicIP() (string, error) { - publicIfs, err := GetPublicInterfaces() - if err != nil { - return "", err - } else if len(publicIfs) < 1 { - return "", nil - } - - ifAddr := publicIfs[0] - ip := *ToIPAddr(ifAddr.SockAddr) - return ip.NetIP().String(), nil -} - -// GetPublicIPs returns a string with all IP addresses that are NOT part of RFC -// 6890 (regardless of whether or not there is a default route, unlike -// GetPublicIP). If the system can't find any non RFC 6890 IP addresses, an -// empty string will be returned instead. This function is the `eval` -// equivalent of: -// -// ``` -// $ sockaddr eval -r '{{GetAllInterfaces | exclude "RFC" "6890" | join "address" " "}}' -/// ``` -func GetPublicIPs() (string, error) { - ifAddrs, err := GetAllInterfaces() - if err != nil { - return "", err - } else if len(ifAddrs) < 1 { - return "", nil - } - - ifAddrs, _ = FilterIfByType(ifAddrs, TypeIP) - if len(ifAddrs) == 0 { - return "", nil - } - - OrderedIfAddrBy(AscIfType, AscIfNetworkSize).Sort(ifAddrs) - - _, ifAddrs, err = IfByRFC("6890", ifAddrs) - if err != nil { - return "", err - } else if len(ifAddrs) == 0 { - return "", nil - } - - ips := make([]string, 0, len(ifAddrs)) - for _, ifAddr := range ifAddrs { - ip := *ToIPAddr(ifAddr.SockAddr) - s := ip.NetIP().String() - ips = append(ips, s) - } - - return strings.Join(ips, " "), nil -} - -// GetInterfaceIP returns a string with a single IP address sorted by the size -// of the network (i.e. IP addresses with a smaller netmask, larger network -// size, are sorted first). This function is the `eval` equivalent of: -// -// ``` -// $ sockaddr eval -r '{{GetAllInterfaces | include "name" <<ARG>> | sort "type,size" | include "flag" "forwardable" | attr "address" }}' -/// ``` -func GetInterfaceIP(namedIfRE string) (string, error) { - ifAddrs, err := GetAllInterfaces() - if err != nil { - return "", err - } - - ifAddrs, _, err = IfByName(namedIfRE, ifAddrs) - if err != nil { - return "", err - } - - ifAddrs, _, err = IfByFlag("forwardable", ifAddrs) - if err != nil { - return "", err - } - - ifAddrs, err = SortIfBy("+type,+size", ifAddrs) - if err != nil { - return "", err - } - - if len(ifAddrs) == 0 { - return "", err - } - - ip := ToIPAddr(ifAddrs[0].SockAddr) - if ip == nil { - return "", err - } - - return IPAddrAttr(*ip, "address"), nil -} - -// GetInterfaceIPs returns a string with all IPs, sorted by the size of the -// network (i.e. IP addresses with a smaller netmask, larger network size, are -// sorted first), on a named interface. This function is the `eval` equivalent -// of: -// -// ``` -// $ sockaddr eval -r '{{GetAllInterfaces | include "name" <<ARG>> | sort "type,size" | join "address" " "}}' -/// ``` -func GetInterfaceIPs(namedIfRE string) (string, error) { - ifAddrs, err := GetAllInterfaces() - if err != nil { - return "", err - } - - ifAddrs, _, err = IfByName(namedIfRE, ifAddrs) - if err != nil { - return "", err - } - - ifAddrs, err = SortIfBy("+type,+size", ifAddrs) - if err != nil { - return "", err - } - - if len(ifAddrs) == 0 { - return "", err - } - - ips := make([]string, 0, len(ifAddrs)) - for _, ifAddr := range ifAddrs { - ip := *ToIPAddr(ifAddr.SockAddr) - s := ip.NetIP().String() - ips = append(ips, s) - } - - return strings.Join(ips, " "), nil -} - -// IfAddrAttrs returns a list of attributes supported by the IfAddr type -func IfAddrAttrs() []AttrName { - return ifAddrAttrs -} - -// IfAddrAttr returns a string representation of an attribute for the given -// IfAddr. -func IfAddrAttr(ifAddr IfAddr, attrName AttrName) string { - fn, found := ifAddrAttrMap[attrName] - if !found { - return "" - } - - return fn(ifAddr) -} - -// ifAddrAttrInit is called once at init() -func ifAddrAttrInit() { - // Sorted for human readability - ifAddrAttrs = []AttrName{ - "flags", - "name", - } - - ifAddrAttrMap = map[AttrName]func(ifAddr IfAddr) string{ - "flags": func(ifAddr IfAddr) string { - return ifAddr.Interface.Flags.String() - }, - "name": func(ifAddr IfAddr) string { - return ifAddr.Interface.Name - }, - } -} |