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Pull request: all: replace aghstrings with stringutil

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Merge in DNS/adguard-home from add-stringutil to master

Squashed commit of the following:

commit 4ca9b29356de7d0a162b1e5a6496c691e9751f15
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date:   Thu Jul 29 17:29:25 2021 +0300

    all: replace aghstrings with stringutil
This commit is contained in:
Ainar Garipov
2021-07-29 17:40:31 +03:00
parent 0030e31e33
commit 63ee95dfbe
27 changed files with 142 additions and 478 deletions
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19
internal/dnsforward/http.go
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@@ -10,11 +10,11 @@ import (
"time"
"github.com/AdguardTeam/AdGuardHome/internal/aghnet"
"github.com/AdguardTeam/AdGuardHome/internal/aghstrings"
"github.com/AdguardTeam/dnsproxy/proxy"
"github.com/AdguardTeam/dnsproxy/upstream"
"github.com/AdguardTeam/golibs/errors"
"github.com/AdguardTeam/golibs/log"
"github.com/AdguardTeam/golibs/stringutil"
"github.com/miekg/dns"
)
@@ -51,9 +51,9 @@ func (s *Server) getDNSConfig() dnsConfig {
s.serverLock.RLock()
defer s.serverLock.RUnlock()
upstreams := aghstrings.CloneSliceOrEmpty(s.conf.UpstreamDNS)
upstreams := stringutil.CloneSliceOrEmpty(s.conf.UpstreamDNS)
upstreamFile := s.conf.UpstreamDNSFileName
bootstraps := aghstrings.CloneSliceOrEmpty(s.conf.BootstrapDNS)
bootstraps := stringutil.CloneSliceOrEmpty(s.conf.BootstrapDNS)
protectionEnabled := s.conf.ProtectionEnabled
blockingMode := s.conf.BlockingMode
blockingIPv4 := s.conf.BlockingIPv4
@@ -68,7 +68,7 @@ func (s *Server) getDNSConfig() dnsConfig {
cacheOptimistic := s.conf.CacheOptimistic
resolveClients := s.conf.ResolveClients
usePrivateRDNS := s.conf.UsePrivateRDNS
localPTRUpstreams := aghstrings.CloneSliceOrEmpty(s.conf.LocalPTRResolvers)
localPTRUpstreams := stringutil.CloneSliceOrEmpty(s.conf.LocalPTRResolvers)
var upstreamMode string
if s.conf.FastestAddr {
upstreamMode = "fastest_addr"
@@ -341,13 +341,20 @@ type upstreamJSON struct {
PrivateUpstreams []string `json:"private_upstream"`
}
// IsCommentOrEmpty returns true of the string starts with a "#" character or is
// an empty string. This function is useful for filtering out non-upstream
// lines from upstream configs.
func IsCommentOrEmpty(s string) (ok bool) {
return len(s) == 0 || s[0] == '#'
}
// ValidateUpstreams validates each upstream and returns an error if any
// upstream is invalid or if there are no default upstreams specified.
//
// TODO(e.burkov): Move into aghnet or even into dnsproxy.
func ValidateUpstreams(upstreams []string) (err error) {
// No need to validate comments
upstreams = aghstrings.FilterOut(upstreams, aghstrings.IsCommentOrEmpty)
upstreams = stringutil.FilterOut(upstreams, IsCommentOrEmpty)
// Consider this case valid because defaultDNS will be used
if len(upstreams) == 0 {
@@ -529,7 +536,7 @@ func checkPrivateUpstreamExc(u upstream.Upstream) (err error) {
}
func checkDNS(input string, bootstrap []string, timeout time.Duration, ef excFunc) (err error) {
if aghstrings.IsCommentOrEmpty(input) {
if IsCommentOrEmpty(input) {
return nil
}