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Pull request: 2508 ip conversion vol.1

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Merge in DNS/adguard-home from 2508-ip-conversion to master

Updates #2508.

Squashed commit of the following:

commit 3f64709fbc73ef74c11b910997be1e9bc337193c
Merge: 5ac7faaaa 0d67aa251
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Wed Jan 13 16:21:34 2021 +0300

    Merge branch 'master' into 2508-ip-conversion

commit 5ac7faaaa9dda570fdb872acad5d13d078f46b64
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Wed Jan 13 12:00:11 2021 +0300

    all: replace conditions with appropriate functions in tests

commit 9e3fa9a115ed23024c57dd5192d5173477ddbf71
Merge: db992a42a bba74859e
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Wed Jan 13 10:47:10 2021 +0300

    Merge branch 'master' into 2508-ip-conversion

commit db992a42a2c6f315421e78a6a0492e2bfb3ce89d
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Jan 12 18:55:53 2021 +0300

    sysutil: fix linux tests

commit f629b15d62349323ce2da05e68dc9cc0b5f6e194
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Jan 12 18:41:20 2021 +0300

    all: improve code quality

commit 3bf03a75524040738562298bd1de6db536af130f
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Jan 12 17:33:26 2021 +0300

    sysutil: fix linux net.IP conversion

commit 5d5b6994916923636e635588631b63b7e7b74e5f
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Tue Jan 12 14:57:26 2021 +0300

    dnsforward: remove redundant net.IP <-> string conversion

commit 0b955d99b7fad40942f21d1dd8734adb99126195
Author: Eugene Burkov <e.burkov@adguard.com>
Date:   Mon Jan 11 18:04:25 2021 +0300

    dhcpd: remove net.IP <-> string conversion
This commit is contained in:
Eugene Burkov
2021-01-13 16:56:05 +03:00
parent 0d67aa251d
commit e8c1f5c8d3
39 changed files with 409 additions and 435 deletions
Download Patch File Download Diff File Expand all files Collapse all files

51
internal/dnsforward/util.go
View File

@@ -8,38 +8,8 @@ import (
"github.com/AdguardTeam/golibs/utils"
)
// GetIPString is a helper function that extracts IP address from net.Addr
func GetIPString(addr net.Addr) string {
switch addr := addr.(type) {
case *net.UDPAddr:
return addr.IP.String()
case *net.TCPAddr:
return addr.IP.String()
}
return ""
}
func stringArrayDup(a []string) []string {
a2 := make([]string, len(a))
copy(a2, a)
return a2
}
// Get IP address from net.Addr object
// Note: we can't use net.SplitHostPort(a.String()) because of IPv6 zone:
// https://github.com/AdguardTeam/AdGuardHome/internal/issues/1261
func ipFromAddr(a net.Addr) string {
switch addr := a.(type) {
case *net.UDPAddr:
return addr.IP.String()
case *net.TCPAddr:
return addr.IP.String()
}
return ""
}
// Get IP address from net.Addr
func getIP(addr net.Addr) net.IP {
// ipFromAddr gets IP address from addr.
func ipFromAddr(addr net.Addr) (ip net.IP) {
switch addr := addr.(type) {
case *net.UDPAddr:
return addr.IP
@@ -49,6 +19,23 @@ func getIP(addr net.Addr) net.IP {
return nil
}
// IPStringFromAddr extracts IP address from net.Addr.
// Note: we can't use net.SplitHostPort(a.String()) because of IPv6 zone:
// https://github.com/AdguardTeam/AdGuardHome/internal/issues/1261
func IPStringFromAddr(addr net.Addr) (ipstr string) {
if ip := ipFromAddr(addr); ip != nil {
return ip.String()
}
return ""
}
func stringArrayDup(a []string) []string {
a2 := make([]string, len(a))
copy(a2, a)
return a2
}
// Find value in a sorted array
func findSorted(ar []string, val string) int {
i := sort.SearchStrings(ar, val)