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Pull request: 4722 dhcp http panic
Merge in DNS/adguard-home from 4722-dhcp-http-panic to master Updates #4722. Squashed commit of the following: commit 8a8db48c3bd4f6bb7fabe65b5b7b162f0986fc76 Merge: 39b344f9b74b92fc
Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 13 20:11:23 2022 +0300 Merge branch 'master' into 4722-dhcp-http-panic commit 39b344f97180af17ab22041e5655a27bcc99c29e Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 13 18:33:56 2022 +0300 dhcpd: imp code, fmt commit a36d70d2c25791b2e657e21d6f4681b33497f0cd Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 13 17:38:17 2022 +0300 dhcpd: imp names, docs commit 600d63da7af62de5cb52fc7670ef28c9f4fe95a7 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 13 17:36:17 2022 +0300 dhcpd: rename files, imp tags commit 44f5507649db8536a07c4c21c8ad6e4a60ba3f43 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 13 16:40:26 2022 +0300 dhcpd: add mock commit cfc3cfb714705067d3aa71a7cb5df4245e091cfd Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 13 16:15:27 2022 +0300 all: use ptr instead of value commit ec526c2cf22df3470641296cfc402113c23c3f9b Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 13 14:57:10 2022 +0300 all: log changes commit 0eca09f4c72bbdc73a2334c839d7781847ba3962 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 13 14:50:32 2022 +0300 dhcpd: let v4 be unconfigured commit 59636e9ff48aea989d7bdfd216b37899b57137d2 Merge: 9238ca0abc1503af
Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 13 14:50:17 2022 +0300 Merge branch 'master' into 4722-dhcp-http-panic commit 9238ca0a1e190ddc344f01959f474932809f086a Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Sep 7 18:28:56 2022 +0300 dhcpd: imp conf commit 5f801c9be96c2fa735a50373495d8c6ca2914f32 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Tue Sep 6 16:31:13 2022 +0300 dhcpd: hide behind iface commit a95c2741a7e3e5bfe8775bf937a3709217b76da0 Author: Eugene Burkov <E.Burkov@AdGuard.COM> Date: Wed Aug 31 16:24:02 2022 +0300 dhcpd: separate os files
This commit is contained in:
parent
b74b92fc27
commit
fffa656758
11
CHANGELOG.md
11
CHANGELOG.md
@ -15,6 +15,11 @@ and this project adheres to
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## [v0.108.0] - 2022-12-01 (APPROX.)
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-->
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### Security
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- Weaker cipher suites that use the CBC (cipher block chaining) mode of
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operation have been disabled ([#2993]).
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### Added
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- The new optional `dns.ipset_file` property in the configuration file. It
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@ -26,13 +31,13 @@ and this project adheres to
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- The minimum DHCP message size is reassigned back to BOOTP's constraint of 300
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bytes ([#4904]).
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### Security
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### Fixed
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- Weaker cipher suites that use the CBC (cipher block chaining) mode of
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operation have been disabled ([#2993]).
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- Panic when adding a static lease within the disabled DHCP server ([#4722]).
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[#2993]: https://github.com/AdguardTeam/AdGuardHome/issues/2993
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[#4686]: https://github.com/AdguardTeam/AdGuardHome/issues/4686
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[#4722]: https://github.com/AdguardTeam/AdGuardHome/issues/4722
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[#4904]: https://github.com/AdguardTeam/AdGuardHome/issues/4904
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@ -9,11 +9,10 @@ import (
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// broadcast sends resp to the broadcast address specific for network interface.
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func (c *dhcpConn) broadcast(respData []byte, peer *net.UDPAddr) (n int, err error) {
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// Despite the fact that server4.NewIPv4UDPConn explicitly sets socket
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// options to allow broadcasting, it also binds the connection to a
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// specific interface. On FreeBSD and OpenBSD net.UDPConn.WriteTo
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// causes errors while writing to the addresses that belong to another
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// interface. So, use the broadcast address specific for the interface
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// bound.
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// options to allow broadcasting, it also binds the connection to a specific
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// interface. On FreeBSD and OpenBSD net.UDPConn.WriteTo causes errors
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// while writing to the addresses that belong to another interface. So, use
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// the broadcast address specific for the interface bound.
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peer.IP = c.bcastIP
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return c.udpConn.WriteTo(respData, peer)
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@ -1,10 +1,40 @@
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package dhcpd
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import (
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"fmt"
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"net"
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"time"
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"github.com/AdguardTeam/AdGuardHome/internal/aghhttp"
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"github.com/AdguardTeam/AdGuardHome/internal/aghnet"
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"github.com/AdguardTeam/golibs/errors"
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"github.com/AdguardTeam/golibs/netutil"
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)
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// ServerConfig is the configuration for the DHCP server. The order of YAML
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// fields is important, since the YAML configuration file follows it.
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type ServerConfig struct {
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// Called when the configuration is changed by HTTP request
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ConfigModified func() `yaml:"-"`
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// Register an HTTP handler
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HTTPRegister aghhttp.RegisterFunc `yaml:"-"`
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Enabled bool `yaml:"enabled"`
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InterfaceName string `yaml:"interface_name"`
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// LocalDomainName is the domain name used for DHCP hosts. For example,
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// a DHCP client with the hostname "myhost" can be addressed as "myhost.lan"
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// when LocalDomainName is "lan".
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LocalDomainName string `yaml:"local_domain_name"`
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Conf4 V4ServerConf `yaml:"dhcpv4"`
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Conf6 V6ServerConf `yaml:"dhcpv6"`
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WorkDir string `yaml:"-"`
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DBFilePath string `yaml:"-"`
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}
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// DHCPServer - DHCP server interface
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type DHCPServer interface {
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// ResetLeases resets leases.
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@ -80,6 +110,86 @@ type V4ServerConf struct {
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notify func(uint32)
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}
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// errNilConfig is an error returned by validation method if the config is nil.
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const errNilConfig errors.Error = "nil config"
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// ensureV4 returns a 4-byte version of ip. An error is returned if the passed
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// ip is not an IPv4.
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func ensureV4(ip net.IP) (ip4 net.IP, err error) {
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if ip == nil {
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return nil, fmt.Errorf("%v is not an IP address", ip)
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}
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ip4 = ip.To4()
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if ip4 == nil {
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return nil, fmt.Errorf("%v is not an IPv4 address", ip)
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}
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return ip4, nil
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}
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// Validate returns an error if c is not a valid configuration.
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//
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// TODO(e.burkov): Don't set the config fields when the server itself will stop
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// containing the config.
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func (c *V4ServerConf) Validate() (err error) {
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defer func() { err = errors.Annotate(err, "dhcpv4: %w") }()
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if c == nil {
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return errNilConfig
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}
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var gatewayIP net.IP
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gatewayIP, err = ensureV4(c.GatewayIP)
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if err != nil {
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// Don't wrap an errors since it's inforative enough as is and there is
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// an annotation deferred already.
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return err
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}
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if c.SubnetMask == nil {
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return fmt.Errorf("invalid subnet mask: %v", c.SubnetMask)
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}
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subnetMask := net.IPMask(netutil.CloneIP(c.SubnetMask.To4()))
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c.subnet = &net.IPNet{
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IP: gatewayIP,
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Mask: subnetMask,
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}
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c.broadcastIP = aghnet.BroadcastFromIPNet(c.subnet)
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c.ipRange, err = newIPRange(c.RangeStart, c.RangeEnd)
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if err != nil {
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// Don't wrap an errors since it's inforative enough as is and there is
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// an annotation deferred already.
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return err
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}
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if c.ipRange.contains(gatewayIP) {
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return fmt.Errorf("gateway ip %v in the ip range: %v-%v",
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gatewayIP,
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c.RangeStart,
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c.RangeEnd,
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)
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}
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if !c.subnet.Contains(c.RangeStart) {
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return fmt.Errorf("range start %v is outside network %v",
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c.RangeStart,
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c.subnet,
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)
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}
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if !c.subnet.Contains(c.RangeEnd) {
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return fmt.Errorf("range end %v is outside network %v",
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c.RangeEnd,
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c.subnet,
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)
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}
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return nil
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}
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// V6ServerConf - server configuration
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type V6ServerConf struct {
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Enabled bool `yaml:"-" json:"-"`
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@ -32,7 +32,7 @@ func normalizeIP(ip net.IP) net.IP {
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}
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// Load lease table from DB
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func (s *Server) dbLoad() (err error) {
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func (s *server) dbLoad() (err error) {
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dynLeases := []*Lease{}
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staticLeases := []*Lease{}
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v6StaticLeases := []*Lease{}
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@ -132,7 +132,7 @@ func normalizeLeases(staticLeases, dynLeases []*Lease) []*Lease {
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}
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// Store lease table in DB
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func (s *Server) dbStore() (err error) {
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func (s *server) dbStore() (err error) {
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// Use an empty slice here as opposed to nil so that it doesn't write
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// "null" into the database file if leases are empty.
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leases := []leaseJSON{}
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@ -6,12 +6,11 @@ import (
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"fmt"
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"net"
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"path/filepath"
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"runtime"
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"time"
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"github.com/AdguardTeam/AdGuardHome/internal/aghhttp"
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"github.com/AdguardTeam/golibs/log"
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"github.com/AdguardTeam/golibs/netutil"
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"github.com/AdguardTeam/golibs/timeutil"
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)
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const (
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@ -21,9 +20,19 @@ const (
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// TODO(e.burkov): Remove it when static leases determining mechanism
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// will be improved.
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leaseExpireStatic = 1
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// DefaultDHCPLeaseTTL is the default time-to-live for leases.
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DefaultDHCPLeaseTTL = uint32(timeutil.Day / time.Second)
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// DefaultDHCPTimeoutICMP is the default timeout for waiting ICMP responses.
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DefaultDHCPTimeoutICMP = 1000
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)
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var webHandlersRegistered = false
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// Currently used defaults for ifaceDNSAddrs.
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const (
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defaultMaxAttempts int = 10
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defaultBackoff time.Duration = 500 * time.Millisecond
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)
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// Lease contains the necessary information about a DHCP lease
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type Lease struct {
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@ -119,30 +128,6 @@ func (l *Lease) UnmarshalJSON(data []byte) (err error) {
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return nil
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}
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// ServerConfig is the configuration for the DHCP server. The order of YAML
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// fields is important, since the YAML configuration file follows it.
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type ServerConfig struct {
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// Called when the configuration is changed by HTTP request
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ConfigModified func() `yaml:"-"`
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// Register an HTTP handler
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HTTPRegister aghhttp.RegisterFunc `yaml:"-"`
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Enabled bool `yaml:"enabled"`
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InterfaceName string `yaml:"interface_name"`
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// LocalDomainName is the domain name used for DHCP hosts. For example,
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// a DHCP client with the hostname "myhost" can be addressed as "myhost.lan"
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// when LocalDomainName is "lan".
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LocalDomainName string `yaml:"local_domain_name"`
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Conf4 V4ServerConf `yaml:"dhcpv4"`
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Conf6 V6ServerConf `yaml:"dhcpv6"`
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WorkDir string `yaml:"-"`
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DBFilePath string `yaml:"-"`
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}
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// OnLeaseChangedT is a callback for lease changes.
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type OnLeaseChangedT func(flags int)
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@ -156,8 +141,68 @@ const (
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LeaseChangedDBStore
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)
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// Server - the current state of the DHCP server
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type Server struct {
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// GetLeasesFlags are the flags for GetLeases.
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type GetLeasesFlags uint8
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// GetLeasesFlags values
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const (
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LeasesDynamic GetLeasesFlags = 0b01
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LeasesStatic GetLeasesFlags = 0b10
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LeasesAll = LeasesDynamic | LeasesStatic
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)
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// Interface is the DHCP server that deals with both IP address families.
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type Interface interface {
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Start() (err error)
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Stop() (err error)
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Enabled() (ok bool)
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Leases(flags GetLeasesFlags) (leases []*Lease)
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SetOnLeaseChanged(onLeaseChanged OnLeaseChangedT)
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FindMACbyIP(ip net.IP) (mac net.HardwareAddr)
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WriteDiskConfig(c *ServerConfig)
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}
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// MockInterface is a mock Interface implementation.
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//
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// TODO(e.burkov): Move to aghtest when the API stabilized.
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type MockInterface struct {
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OnStart func() (err error)
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OnStop func() (err error)
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OnEnabled func() (ok bool)
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OnLeases func(flags GetLeasesFlags) (leases []*Lease)
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OnSetOnLeaseChanged func(f OnLeaseChangedT)
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OnFindMACbyIP func(ip net.IP) (mac net.HardwareAddr)
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OnWriteDiskConfig func(c *ServerConfig)
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}
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var _ Interface = (*MockInterface)(nil)
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// Start implements the Interface for *MockInterface.
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func (s *MockInterface) Start() (err error) { return s.OnStart() }
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||||
|
||||
// Stop implements the Interface for *MockInterface.
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func (s *MockInterface) Stop() (err error) { return s.OnStop() }
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|
||||
// Enabled implements the Interface for *MockInterface.
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func (s *MockInterface) Enabled() (ok bool) { return s.OnEnabled() }
|
||||
|
||||
// Leases implements the Interface for *MockInterface.
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func (s *MockInterface) Leases(flags GetLeasesFlags) (ls []*Lease) { return s.OnLeases(flags) }
|
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|
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// SetOnLeaseChanged implements the Interface for *MockInterface.
|
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func (s *MockInterface) SetOnLeaseChanged(f OnLeaseChangedT) { s.OnSetOnLeaseChanged(f) }
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|
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// FindMACbyIP implements the Interface for *MockInterface.
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func (s *MockInterface) FindMACbyIP(ip net.IP) (mac net.HardwareAddr) { return s.OnFindMACbyIP(ip) }
|
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|
||||
// WriteDiskConfig implements the Interface for *MockInterface.
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func (s *MockInterface) WriteDiskConfig(c *ServerConfig) { s.OnWriteDiskConfig(c) }
|
||||
|
||||
// server is the DHCP service that handles DHCPv4, DHCPv6, and HTTP API.
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type server struct {
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srv4 DHCPServer
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srv6 DHCPServer
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||||
|
||||
@ -169,27 +214,15 @@ type Server struct {
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onLeaseChanged []OnLeaseChangedT
|
||||
}
|
||||
|
||||
// GetLeasesFlags are the flags for GetLeases.
|
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type GetLeasesFlags uint8
|
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// type check
|
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var _ Interface = (*server)(nil)
|
||||
|
||||
// GetLeasesFlags values
|
||||
const (
|
||||
LeasesDynamic GetLeasesFlags = 0b0001
|
||||
LeasesStatic GetLeasesFlags = 0b0010
|
||||
|
||||
LeasesAll = LeasesDynamic | LeasesStatic
|
||||
)
|
||||
|
||||
// ServerInterface is an interface for servers.
|
||||
type ServerInterface interface {
|
||||
Enabled() (ok bool)
|
||||
Leases(flags GetLeasesFlags) (leases []*Lease)
|
||||
SetOnLeaseChanged(onLeaseChanged OnLeaseChangedT)
|
||||
}
|
||||
|
||||
// Create - create object
|
||||
func Create(conf *ServerConfig) (s *Server, err error) {
|
||||
s = &Server{
|
||||
// Create initializes and returns the DHCP server handling both address
|
||||
// families. It also registers the corresponding HTTP API endpoints.
|
||||
//
|
||||
// TODO(e.burkov): Don't register handlers, see TODO on [aghhttp.RegisterFunc].
|
||||
func Create(conf *ServerConfig) (s *server, err error) {
|
||||
s = &server{
|
||||
conf: &ServerConfig{
|
||||
ConfigModified: conf.ConfigModified,
|
||||
|
||||
@ -204,35 +237,20 @@ func Create(conf *ServerConfig) (s *Server, err error) {
|
||||
},
|
||||
}
|
||||
|
||||
if !webHandlersRegistered && s.conf.HTTPRegister != nil {
|
||||
if runtime.GOOS == "windows" {
|
||||
// Our DHCP server doesn't work on Windows yet, so
|
||||
// signal that to the front with an HTTP 501.
|
||||
//
|
||||
// TODO(a.garipov): This needs refactoring. We
|
||||
// shouldn't even try and initialize a DHCP server on
|
||||
// Windows, but there are currently too many
|
||||
// interconnected parts--such as HTTP handlers and
|
||||
// frontend--to make that work properly.
|
||||
s.registerNotImplementedHandlers()
|
||||
} else {
|
||||
s.registerHandlers()
|
||||
}
|
||||
|
||||
webHandlersRegistered = true
|
||||
}
|
||||
s.registerHandlers()
|
||||
|
||||
v4conf := conf.Conf4
|
||||
v4conf.Enabled = s.conf.Enabled
|
||||
if len(v4conf.RangeStart) == 0 {
|
||||
v4conf.Enabled = false
|
||||
}
|
||||
|
||||
v4conf.InterfaceName = s.conf.InterfaceName
|
||||
v4conf.notify = s.onNotify
|
||||
s.srv4, err = v4Create(v4conf)
|
||||
v4conf.Enabled = s.conf.Enabled && len(v4conf.RangeStart) != 0
|
||||
|
||||
s.srv4, err = v4Create(&v4conf)
|
||||
if err != nil {
|
||||
return nil, fmt.Errorf("creating dhcpv4 srv: %w", err)
|
||||
if v4conf.Enabled {
|
||||
return nil, fmt.Errorf("creating dhcpv4 srv: %w", err)
|
||||
}
|
||||
|
||||
log.Error("creating dhcpv4 srv: %s", err)
|
||||
}
|
||||
|
||||
v6conf := conf.Conf6
|
||||
@ -265,12 +283,12 @@ func Create(conf *ServerConfig) (s *Server, err error) {
|
||||
}
|
||||
|
||||
// Enabled returns true when the server is enabled.
|
||||
func (s *Server) Enabled() (ok bool) {
|
||||
func (s *server) Enabled() (ok bool) {
|
||||
return s.conf.Enabled
|
||||
}
|
||||
|
||||
// resetLeases resets all leases in the lease database.
|
||||
func (s *Server) resetLeases() (err error) {
|
||||
func (s *server) resetLeases() (err error) {
|
||||
err = s.srv4.ResetLeases(nil)
|
||||
if err != nil {
|
||||
return err
|
||||
@ -287,7 +305,7 @@ func (s *Server) resetLeases() (err error) {
|
||||
}
|
||||
|
||||
// server calls this function after DB is updated
|
||||
func (s *Server) onNotify(flags uint32) {
|
||||
func (s *server) onNotify(flags uint32) {
|
||||
if flags == LeaseChangedDBStore {
|
||||
err := s.dbStore()
|
||||
if err != nil {
|
||||
@ -301,31 +319,28 @@ func (s *Server) onNotify(flags uint32) {
|
||||
}
|
||||
|
||||
// SetOnLeaseChanged - set callback
|
||||
func (s *Server) SetOnLeaseChanged(onLeaseChanged OnLeaseChangedT) {
|
||||
func (s *server) SetOnLeaseChanged(onLeaseChanged OnLeaseChangedT) {
|
||||
s.onLeaseChanged = append(s.onLeaseChanged, onLeaseChanged)
|
||||
}
|
||||
|
||||
func (s *Server) notify(flags int) {
|
||||
if len(s.onLeaseChanged) == 0 {
|
||||
return
|
||||
}
|
||||
|
||||
func (s *server) notify(flags int) {
|
||||
for _, f := range s.onLeaseChanged {
|
||||
f(flags)
|
||||
}
|
||||
}
|
||||
|
||||
// WriteDiskConfig - write configuration
|
||||
func (s *Server) WriteDiskConfig(c *ServerConfig) {
|
||||
func (s *server) WriteDiskConfig(c *ServerConfig) {
|
||||
c.Enabled = s.conf.Enabled
|
||||
c.InterfaceName = s.conf.InterfaceName
|
||||
c.LocalDomainName = s.conf.LocalDomainName
|
||||
|
||||
s.srv4.WriteDiskConfig4(&c.Conf4)
|
||||
s.srv6.WriteDiskConfig6(&c.Conf6)
|
||||
}
|
||||
|
||||
// Start will listen on port 67 and serve DHCP requests.
|
||||
func (s *Server) Start() (err error) {
|
||||
func (s *server) Start() (err error) {
|
||||
err = s.srv4.Start()
|
||||
if err != nil {
|
||||
return err
|
||||
@ -340,7 +355,7 @@ func (s *Server) Start() (err error) {
|
||||
}
|
||||
|
||||
// Stop closes the listening UDP socket
|
||||
func (s *Server) Stop() (err error) {
|
||||
func (s *server) Stop() (err error) {
|
||||
err = s.srv4.Stop()
|
||||
if err != nil {
|
||||
return err
|
||||
@ -356,12 +371,12 @@ func (s *Server) Stop() (err error) {
|
||||
|
||||
// Leases returns the list of active IPv4 and IPv6 DHCP leases. It's safe for
|
||||
// concurrent use.
|
||||
func (s *Server) Leases(flags GetLeasesFlags) (leases []*Lease) {
|
||||
func (s *server) Leases(flags GetLeasesFlags) (leases []*Lease) {
|
||||
return append(s.srv4.GetLeases(flags), s.srv6.GetLeases(flags)...)
|
||||
}
|
||||
|
||||
// FindMACbyIP - find a MAC address by IP address in the currently active DHCP leases
|
||||
func (s *Server) FindMACbyIP(ip net.IP) net.HardwareAddr {
|
||||
func (s *server) FindMACbyIP(ip net.IP) net.HardwareAddr {
|
||||
if ip.To4() != nil {
|
||||
return s.srv4.FindMACbyIP(ip)
|
||||
}
|
||||
@ -369,6 +384,6 @@ func (s *Server) FindMACbyIP(ip net.IP) net.HardwareAddr {
|
||||
}
|
||||
|
||||
// AddStaticLease - add static v4 lease
|
||||
func (s *Server) AddStaticLease(l *Lease) error {
|
||||
func (s *server) AddStaticLease(l *Lease) error {
|
||||
return s.srv4.AddStaticLease(l)
|
||||
}
|
||||
|
@ -1,5 +1,4 @@
|
||||
//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
|
||||
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
|
||||
//go:build darwin || freebsd || linux || openbsd
|
||||
|
||||
package dhcpd
|
||||
|
||||
@ -26,13 +25,13 @@ func testNotify(flags uint32) {
|
||||
// Leases database store/load.
|
||||
func TestDB(t *testing.T) {
|
||||
var err error
|
||||
s := Server{
|
||||
s := server{
|
||||
conf: &ServerConfig{
|
||||
DBFilePath: dbFilename,
|
||||
},
|
||||
}
|
||||
|
||||
s.srv4, err = v4Create(V4ServerConf{
|
||||
s.srv4, err = v4Create(&V4ServerConf{
|
||||
Enabled: true,
|
||||
RangeStart: net.IP{192, 168, 10, 100},
|
||||
RangeEnd: net.IP{192, 168, 10, 200},
|
||||
@ -88,32 +87,6 @@ func TestDB(t *testing.T) {
|
||||
assert.Equal(t, leases[0].Expiry.Unix(), ll[1].Expiry.Unix())
|
||||
}
|
||||
|
||||
func TestIsValidSubnetMask(t *testing.T) {
|
||||
testCases := []struct {
|
||||
mask net.IP
|
||||
want bool
|
||||
}{{
|
||||
mask: net.IP{255, 255, 255, 0},
|
||||
want: true,
|
||||
}, {
|
||||
mask: net.IP{255, 255, 254, 0},
|
||||
want: true,
|
||||
}, {
|
||||
mask: net.IP{255, 255, 252, 0},
|
||||
want: true,
|
||||
}, {
|
||||
mask: net.IP{255, 255, 253, 0},
|
||||
}, {
|
||||
mask: net.IP{255, 255, 255, 1},
|
||||
}}
|
||||
|
||||
for _, tc := range testCases {
|
||||
t.Run(tc.mask.String(), func(t *testing.T) {
|
||||
assert.Equal(t, tc.want, isValidSubnetMask(tc.mask))
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestNormalizeLeases(t *testing.T) {
|
||||
dynLeases := []*Lease{{
|
||||
HWAddr: net.HardwareAddr{1, 2, 3, 4},
|
||||
@ -174,7 +147,7 @@ func TestV4Server_badRange(t *testing.T) {
|
||||
notify: testNotify,
|
||||
}
|
||||
|
||||
_, err := v4Create(conf)
|
||||
_, err := v4Create(&conf)
|
||||
testutil.AssertErrorMsg(t, tc.wantErrMsg, err)
|
||||
})
|
||||
}
|
@ -1,36 +0,0 @@
|
||||
package dhcpd
|
||||
|
||||
import (
|
||||
"encoding/binary"
|
||||
"fmt"
|
||||
"net"
|
||||
)
|
||||
|
||||
func tryTo4(ip net.IP) (ip4 net.IP, err error) {
|
||||
if ip == nil {
|
||||
return nil, fmt.Errorf("%v is not an IP address", ip)
|
||||
}
|
||||
|
||||
ip4 = ip.To4()
|
||||
if ip4 == nil {
|
||||
return nil, fmt.Errorf("%v is not an IPv4 address", ip)
|
||||
}
|
||||
|
||||
return ip4, nil
|
||||
}
|
||||
|
||||
// Return TRUE if subnet mask is correct (e.g. 255.255.255.0)
|
||||
func isValidSubnetMask(mask net.IP) bool {
|
||||
var n uint32
|
||||
n = binary.BigEndian.Uint32(mask)
|
||||
for i := 0; i != 32; i++ {
|
||||
if n == 0 {
|
||||
break
|
||||
}
|
||||
if (n & 0x80000000) == 0 {
|
||||
return false
|
||||
}
|
||||
n <<= 1
|
||||
}
|
||||
return true
|
||||
}
|
@ -1,3 +1,5 @@
|
||||
//go:build darwin || freebsd || linux || openbsd
|
||||
|
||||
package dhcpd
|
||||
|
||||
import (
|
||||
@ -8,14 +10,12 @@ import (
|
||||
"net/http"
|
||||
"os"
|
||||
"strings"
|
||||
"time"
|
||||
|
||||
"github.com/AdguardTeam/AdGuardHome/internal/aghalg"
|
||||
"github.com/AdguardTeam/AdGuardHome/internal/aghhttp"
|
||||
"github.com/AdguardTeam/AdGuardHome/internal/aghnet"
|
||||
"github.com/AdguardTeam/golibs/errors"
|
||||
"github.com/AdguardTeam/golibs/log"
|
||||
"github.com/AdguardTeam/golibs/timeutil"
|
||||
)
|
||||
|
||||
type v4ServerConfJSON struct {
|
||||
@ -26,12 +26,12 @@ type v4ServerConfJSON struct {
|
||||
LeaseDuration uint32 `json:"lease_duration"`
|
||||
}
|
||||
|
||||
func v4JSONToServerConf(j *v4ServerConfJSON) V4ServerConf {
|
||||
func (j *v4ServerConfJSON) toServerConf() *V4ServerConf {
|
||||
if j == nil {
|
||||
return V4ServerConf{}
|
||||
return &V4ServerConf{}
|
||||
}
|
||||
|
||||
return V4ServerConf{
|
||||
return &V4ServerConf{
|
||||
GatewayIP: j.GatewayIP,
|
||||
SubnetMask: j.SubnetMask,
|
||||
RangeStart: j.RangeStart,
|
||||
@ -66,7 +66,7 @@ type dhcpStatusResponse struct {
|
||||
Enabled bool `json:"enabled"`
|
||||
}
|
||||
|
||||
func (s *Server) handleDHCPStatus(w http.ResponseWriter, r *http.Request) {
|
||||
func (s *server) handleDHCPStatus(w http.ResponseWriter, r *http.Request) {
|
||||
status := &dhcpStatusResponse{
|
||||
Enabled: s.conf.Enabled,
|
||||
IfaceName: s.conf.InterfaceName,
|
||||
@ -81,6 +81,7 @@ func (s *Server) handleDHCPStatus(w http.ResponseWriter, r *http.Request) {
|
||||
status.StaticLeases = s.Leases(LeasesStatic)
|
||||
|
||||
w.Header().Set("Content-Type", "application/json")
|
||||
|
||||
err := json.NewEncoder(w).Encode(status)
|
||||
if err != nil {
|
||||
aghhttp.Error(
|
||||
@ -93,28 +94,26 @@ func (s *Server) handleDHCPStatus(w http.ResponseWriter, r *http.Request) {
|
||||
}
|
||||
}
|
||||
|
||||
func (s *Server) enableDHCP(ifaceName string) (code int, err error) {
|
||||
func (s *server) enableDHCP(ifaceName string) (code int, err error) {
|
||||
var hasStaticIP bool
|
||||
hasStaticIP, err = aghnet.IfaceHasStaticIP(ifaceName)
|
||||
if err != nil {
|
||||
if errors.Is(err, os.ErrPermission) {
|
||||
// ErrPermission may happen here on Linux systems where
|
||||
// AdGuard Home is installed using Snap. That doesn't
|
||||
// necessarily mean that the machine doesn't have
|
||||
// a static IP, so we can assume that it has and go on.
|
||||
// If the machine doesn't, we'll get an error later.
|
||||
// ErrPermission may happen here on Linux systems where AdGuard Home
|
||||
// is installed using Snap. That doesn't necessarily mean that the
|
||||
// machine doesn't have a static IP, so we can assume that it has
|
||||
// and go on. If the machine doesn't, we'll get an error later.
|
||||
//
|
||||
// See https://github.com/AdguardTeam/AdGuardHome/issues/2667.
|
||||
//
|
||||
// TODO(a.garipov): I was thinking about moving this
|
||||
// into IfaceHasStaticIP, but then we wouldn't be able
|
||||
// to log it. Think about it more.
|
||||
// TODO(a.garipov): I was thinking about moving this into
|
||||
// IfaceHasStaticIP, but then we wouldn't be able to log it. Think
|
||||
// about it more.
|
||||
log.Info("error while checking static ip: %s; "+
|
||||
"assuming machine has static ip and going on", err)
|
||||
hasStaticIP = true
|
||||
} else if errors.Is(err, aghnet.ErrNoStaticIPInfo) {
|
||||
// Couldn't obtain a definitive answer. Assume static
|
||||
// IP an go on.
|
||||
// Couldn't obtain a definitive answer. Assume static IP an go on.
|
||||
log.Info("can't check for static ip; " +
|
||||
"assuming machine has static ip and going on")
|
||||
hasStaticIP = true
|
||||
@ -149,34 +148,39 @@ type dhcpServerConfigJSON struct {
|
||||
Enabled aghalg.NullBool `json:"enabled"`
|
||||
}
|
||||
|
||||
func (s *Server) handleDHCPSetConfigV4(
|
||||
func (s *server) handleDHCPSetConfigV4(
|
||||
conf *dhcpServerConfigJSON,
|
||||
) (srv4 DHCPServer, enabled bool, err error) {
|
||||
) (srv DHCPServer, enabled bool, err error) {
|
||||
if conf.V4 == nil {
|
||||
return nil, false, nil
|
||||
}
|
||||
|
||||
v4Conf := v4JSONToServerConf(conf.V4)
|
||||
v4Conf := conf.V4.toServerConf()
|
||||
v4Conf.Enabled = conf.Enabled == aghalg.NBTrue
|
||||
if len(v4Conf.RangeStart) == 0 {
|
||||
v4Conf.Enabled = false
|
||||
}
|
||||
|
||||
enabled = v4Conf.Enabled
|
||||
v4Conf.InterfaceName = conf.InterfaceName
|
||||
|
||||
c4 := V4ServerConf{}
|
||||
s.srv4.WriteDiskConfig4(&c4)
|
||||
// Set the default values for the fields not configurable via web API.
|
||||
c4 := &V4ServerConf{
|
||||
notify: s.onNotify,
|
||||
ICMPTimeout: s.conf.Conf4.ICMPTimeout,
|
||||
Options: s.conf.Conf4.Options,
|
||||
}
|
||||
|
||||
s.srv4.WriteDiskConfig4(c4)
|
||||
v4Conf.notify = c4.notify
|
||||
v4Conf.ICMPTimeout = c4.ICMPTimeout
|
||||
v4Conf.Options = c4.Options
|
||||
|
||||
srv4, err = v4Create(v4Conf)
|
||||
srv4, err := v4Create(v4Conf)
|
||||
|
||||
return srv4, enabled, err
|
||||
return srv4, srv4.enabled(), err
|
||||
}
|
||||
|
||||
func (s *Server) handleDHCPSetConfigV6(
|
||||
func (s *server) handleDHCPSetConfigV6(
|
||||
conf *dhcpServerConfigJSON,
|
||||
) (srv6 DHCPServer, enabled bool, err error) {
|
||||
if conf.V6 == nil {
|
||||
@ -205,7 +209,7 @@ func (s *Server) handleDHCPSetConfigV6(
|
||||
return srv6, enabled, err
|
||||
}
|
||||
|
||||
func (s *Server) handleDHCPSetConfig(w http.ResponseWriter, r *http.Request) {
|
||||
func (s *server) handleDHCPSetConfig(w http.ResponseWriter, r *http.Request) {
|
||||
conf := &dhcpServerConfigJSON{}
|
||||
conf.Enabled = aghalg.BoolToNullBool(s.conf.Enabled)
|
||||
conf.InterfaceName = s.conf.InterfaceName
|
||||
@ -287,7 +291,7 @@ type netInterfaceJSON struct {
|
||||
Addrs6 []net.IP `json:"ipv6_addresses"`
|
||||
}
|
||||
|
||||
func (s *Server) handleDHCPInterfaces(w http.ResponseWriter, r *http.Request) {
|
||||
func (s *server) handleDHCPInterfaces(w http.ResponseWriter, r *http.Request) {
|
||||
response := map[string]netInterfaceJSON{}
|
||||
|
||||
ifaces, err := net.Interfaces()
|
||||
@ -410,7 +414,7 @@ type dhcpSearchResult struct {
|
||||
// . Search for another DHCP server running
|
||||
// . Check if a static IP is configured for the network interface
|
||||
// Respond with results
|
||||
func (s *Server) handleDHCPFindActiveServer(w http.ResponseWriter, r *http.Request) {
|
||||
func (s *server) handleDHCPFindActiveServer(w http.ResponseWriter, r *http.Request) {
|
||||
// This use of ReadAll is safe, because request's body is now limited.
|
||||
body, err := io.ReadAll(r.Body)
|
||||
if err != nil {
|
||||
@ -482,7 +486,7 @@ func (s *Server) handleDHCPFindActiveServer(w http.ResponseWriter, r *http.Reque
|
||||
}
|
||||
}
|
||||
|
||||
func (s *Server) handleDHCPAddStaticLease(w http.ResponseWriter, r *http.Request) {
|
||||
func (s *server) handleDHCPAddStaticLease(w http.ResponseWriter, r *http.Request) {
|
||||
l := &Lease{}
|
||||
err := json.NewDecoder(r.Body).Decode(l)
|
||||
if err != nil {
|
||||
@ -497,20 +501,16 @@ func (s *Server) handleDHCPAddStaticLease(w http.ResponseWriter, r *http.Request
|
||||
return
|
||||
}
|
||||
|
||||
ip4 := l.IP.To4()
|
||||
if ip4 == nil {
|
||||
var srv DHCPServer
|
||||
if ip4 := l.IP.To4(); ip4 != nil {
|
||||
l.IP = ip4
|
||||
srv = s.srv4
|
||||
} else {
|
||||
l.IP = l.IP.To16()
|
||||
|
||||
err = s.srv6.AddStaticLease(l)
|
||||
if err != nil {
|
||||
aghhttp.Error(r, w, http.StatusBadRequest, "%s", err)
|
||||
}
|
||||
|
||||
return
|
||||
srv = s.srv6
|
||||
}
|
||||
|
||||
l.IP = ip4
|
||||
err = s.srv4.AddStaticLease(l)
|
||||
err = srv.AddStaticLease(l)
|
||||
if err != nil {
|
||||
aghhttp.Error(r, w, http.StatusBadRequest, "%s", err)
|
||||
|
||||
@ -518,7 +518,7 @@ func (s *Server) handleDHCPAddStaticLease(w http.ResponseWriter, r *http.Request
|
||||
}
|
||||
}
|
||||
|
||||
func (s *Server) handleDHCPRemoveStaticLease(w http.ResponseWriter, r *http.Request) {
|
||||
func (s *server) handleDHCPRemoveStaticLease(w http.ResponseWriter, r *http.Request) {
|
||||
l := &Lease{}
|
||||
err := json.NewDecoder(r.Body).Decode(l)
|
||||
if err != nil {
|
||||
@ -555,14 +555,7 @@ func (s *Server) handleDHCPRemoveStaticLease(w http.ResponseWriter, r *http.Requ
|
||||
}
|
||||
}
|
||||
|
||||
const (
|
||||
// DefaultDHCPLeaseTTL is the default time-to-live for leases.
|
||||
DefaultDHCPLeaseTTL = uint32(timeutil.Day / time.Second)
|
||||
// DefaultDHCPTimeoutICMP is the default timeout for waiting ICMP responses.
|
||||
DefaultDHCPTimeoutICMP = 1000
|
||||
)
|
||||
|
||||
func (s *Server) handleReset(w http.ResponseWriter, r *http.Request) {
|
||||
func (s *server) handleReset(w http.ResponseWriter, r *http.Request) {
|
||||
err := s.Stop()
|
||||
if err != nil {
|
||||
aghhttp.Error(r, w, http.StatusInternalServerError, "stopping dhcp: %s", err)
|
||||
@ -586,7 +579,7 @@ func (s *Server) handleReset(w http.ResponseWriter, r *http.Request) {
|
||||
DBFilePath: s.conf.DBFilePath,
|
||||
}
|
||||
|
||||
v4conf := V4ServerConf{
|
||||
v4conf := &V4ServerConf{
|
||||
LeaseDuration: DefaultDHCPLeaseTTL,
|
||||
ICMPTimeout: DefaultDHCPTimeoutICMP,
|
||||
notify: s.onNotify,
|
||||
@ -602,7 +595,7 @@ func (s *Server) handleReset(w http.ResponseWriter, r *http.Request) {
|
||||
s.conf.ConfigModified()
|
||||
}
|
||||
|
||||
func (s *Server) handleResetLeases(w http.ResponseWriter, r *http.Request) {
|
||||
func (s *server) handleResetLeases(w http.ResponseWriter, r *http.Request) {
|
||||
err := s.resetLeases()
|
||||
if err != nil {
|
||||
msg := "resetting leases: %s"
|
||||
@ -612,7 +605,11 @@ func (s *Server) handleResetLeases(w http.ResponseWriter, r *http.Request) {
|
||||
}
|
||||
}
|
||||
|
||||
func (s *Server) registerHandlers() {
|
||||
func (s *server) registerHandlers() {
|
||||
if s.conf.HTTPRegister == nil {
|
||||
return
|
||||
}
|
||||
|
||||
s.conf.HTTPRegister(http.MethodGet, "/control/dhcp/status", s.handleDHCPStatus)
|
||||
s.conf.HTTPRegister(http.MethodGet, "/control/dhcp/interfaces", s.handleDHCPInterfaces)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/set_config", s.handleDHCPSetConfig)
|
||||
@ -622,44 +619,3 @@ func (s *Server) registerHandlers() {
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/reset", s.handleReset)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/reset_leases", s.handleResetLeases)
|
||||
}
|
||||
|
||||
// jsonError is a generic JSON error response.
|
||||
//
|
||||
// TODO(a.garipov): Merge together with the implementations in .../home and
|
||||
// other packages after refactoring the web handler registering.
|
||||
type jsonError struct {
|
||||
// Message is the error message, an opaque string.
|
||||
Message string `json:"message"`
|
||||
}
|
||||
|
||||
// notImplemented returns a handler that replies to any request with an HTTP 501
|
||||
// Not Implemented status and a JSON error with the provided message msg.
|
||||
//
|
||||
// TODO(a.garipov): Either take the logger from the server after we've
|
||||
// refactored logging or make this not a method of *Server.
|
||||
func (s *Server) notImplemented(msg string) (f func(http.ResponseWriter, *http.Request)) {
|
||||
return func(w http.ResponseWriter, _ *http.Request) {
|
||||
w.Header().Set("Content-Type", "application/json")
|
||||
w.WriteHeader(http.StatusNotImplemented)
|
||||
|
||||
err := json.NewEncoder(w).Encode(&jsonError{
|
||||
Message: msg,
|
||||
})
|
||||
if err != nil {
|
||||
log.Debug("writing 501 json response: %s", err)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func (s *Server) registerNotImplementedHandlers() {
|
||||
h := s.notImplemented("dhcp is not supported on windows")
|
||||
|
||||
s.conf.HTTPRegister(http.MethodGet, "/control/dhcp/status", h)
|
||||
s.conf.HTTPRegister(http.MethodGet, "/control/dhcp/interfaces", h)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/set_config", h)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/find_active_dhcp", h)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/add_static_lease", h)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/remove_static_lease", h)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/reset", h)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/reset_leases", h)
|
||||
}
|
55
internal/dhcpd/http_windows.go
Normal file
55
internal/dhcpd/http_windows.go
Normal file
@ -0,0 +1,55 @@
|
||||
//go:build windows
|
||||
|
||||
package dhcpd
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"net/http"
|
||||
|
||||
"github.com/AdguardTeam/AdGuardHome/internal/aghos"
|
||||
"github.com/AdguardTeam/golibs/log"
|
||||
)
|
||||
|
||||
// jsonError is a generic JSON error response.
|
||||
//
|
||||
// TODO(a.garipov): Merge together with the implementations in .../home and
|
||||
// other packages after refactoring the web handler registering.
|
||||
type jsonError struct {
|
||||
// Message is the error message, an opaque string.
|
||||
Message string `json:"message"`
|
||||
}
|
||||
|
||||
// notImplemented is a handler that replies to any request with an HTTP 501 Not
|
||||
// Implemented status and a JSON error with the provided message msg.
|
||||
//
|
||||
// TODO(a.garipov): Either take the logger from the server after we've
|
||||
// refactored logging or make this not a method of *Server.
|
||||
func (s *server) notImplemented(w http.ResponseWriter, r *http.Request) {
|
||||
w.Header().Set("Content-Type", "application/json")
|
||||
w.WriteHeader(http.StatusNotImplemented)
|
||||
|
||||
err := json.NewEncoder(w).Encode(&jsonError{
|
||||
Message: aghos.Unsupported("dhcp").Error(),
|
||||
})
|
||||
if err != nil {
|
||||
log.Debug("writing 501 json response: %s", err)
|
||||
}
|
||||
}
|
||||
|
||||
// registerHandlers sets the handlers for DHCP HTTP API that always respond with
|
||||
// an HTTP 501, since DHCP server doesn't work on Windows yet.
|
||||
//
|
||||
// TODO(a.garipov): This needs refactoring. We shouldn't even try and
|
||||
// initialize a DHCP server on Windows, but there are currently too many
|
||||
// interconnected parts--such as HTTP handlers and frontend--to make that work
|
||||
// properly.
|
||||
func (s *server) registerHandlers() {
|
||||
s.conf.HTTPRegister(http.MethodGet, "/control/dhcp/status", s.notImplemented)
|
||||
s.conf.HTTPRegister(http.MethodGet, "/control/dhcp/interfaces", s.notImplemented)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/set_config", s.notImplemented)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/find_active_dhcp", s.notImplemented)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/add_static_lease", s.notImplemented)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/remove_static_lease", s.notImplemented)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/reset", s.notImplemented)
|
||||
s.conf.HTTPRegister(http.MethodPost, "/control/dhcp/reset_leases", s.notImplemented)
|
||||
}
|
@ -1,23 +1,28 @@
|
||||
//go:build windows
|
||||
|
||||
package dhcpd
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net/http"
|
||||
"net/http/httptest"
|
||||
"testing"
|
||||
|
||||
"github.com/AdguardTeam/AdGuardHome/internal/aghos"
|
||||
"github.com/stretchr/testify/assert"
|
||||
"github.com/stretchr/testify/require"
|
||||
)
|
||||
|
||||
func TestServer_notImplemented(t *testing.T) {
|
||||
s := &Server{}
|
||||
h := s.notImplemented("never!")
|
||||
s := &server{}
|
||||
|
||||
w := httptest.NewRecorder()
|
||||
r, err := http.NewRequest(http.MethodGet, "/unsupported", nil)
|
||||
require.NoError(t, err)
|
||||
|
||||
h(w, r)
|
||||
s.notImplemented(w, r)
|
||||
assert.Equal(t, http.StatusNotImplemented, w.Code)
|
||||
assert.Equal(t, `{"message":"never!"}`+"\n", w.Body.String())
|
||||
|
||||
wantStr := fmt.Sprintf("{%q:%q}", "message", aghos.Unsupported("dhcp"))
|
||||
assert.JSONEq(t, wantStr, w.Body.String())
|
||||
}
|
@ -196,10 +196,10 @@ func parseDHCPOption(s string) (code dhcpv4.OptionCode, val dhcpv4.OptionValue,
|
||||
|
||||
// prepareOptions builds the set of DHCP options according to host requirements
|
||||
// document and values from conf.
|
||||
func prepareOptions(conf V4ServerConf) (implicit, explicit dhcpv4.Options) {
|
||||
func (s *v4Server) prepareOptions() {
|
||||
// Set default values of host configuration parameters listed in Appendix A
|
||||
// of RFC-2131.
|
||||
implicit = dhcpv4.OptionsFromList(
|
||||
s.implicitOpts = dhcpv4.OptionsFromList(
|
||||
// IP-Layer Per Host
|
||||
|
||||
// An Internet host that includes embedded gateway code MUST have a
|
||||
@ -375,14 +375,14 @@ func prepareOptions(conf V4ServerConf) (implicit, explicit dhcpv4.Options) {
|
||||
|
||||
// Set the Router Option to working subnet's IP since it's initialized
|
||||
// with the address of the gateway.
|
||||
dhcpv4.OptRouter(conf.subnet.IP),
|
||||
dhcpv4.OptRouter(s.conf.subnet.IP),
|
||||
|
||||
dhcpv4.OptSubnetMask(conf.subnet.Mask),
|
||||
dhcpv4.OptSubnetMask(s.conf.subnet.Mask),
|
||||
)
|
||||
|
||||
// Set values for explicitly configured options.
|
||||
explicit = dhcpv4.Options{}
|
||||
for i, o := range conf.Options {
|
||||
s.explicitOpts = dhcpv4.Options{}
|
||||
for i, o := range s.conf.Options {
|
||||
code, val, err := parseDHCPOption(o)
|
||||
if err != nil {
|
||||
log.Error("dhcpv4: bad option string at index %d: %s", i, err)
|
||||
@ -390,17 +390,15 @@ func prepareOptions(conf V4ServerConf) (implicit, explicit dhcpv4.Options) {
|
||||
continue
|
||||
}
|
||||
|
||||
explicit.Update(dhcpv4.Option{Code: code, Value: val})
|
||||
s.explicitOpts.Update(dhcpv4.Option{Code: code, Value: val})
|
||||
// Remove those from the implicit options.
|
||||
delete(implicit, code.Code())
|
||||
delete(s.implicitOpts, code.Code())
|
||||
}
|
||||
|
||||
log.Debug("dhcpv4: implicit options:\n%s", implicit.Summary(nil))
|
||||
log.Debug("dhcpv4: explicit options:\n%s", explicit.Summary(nil))
|
||||
log.Debug("dhcpv4: implicit options:\n%s", s.implicitOpts.Summary(nil))
|
||||
log.Debug("dhcpv4: explicit options:\n%s", s.explicitOpts.Summary(nil))
|
||||
|
||||
if len(explicit) == 0 {
|
||||
explicit = nil
|
||||
if len(s.explicitOpts) == 0 {
|
||||
s.explicitOpts = nil
|
||||
}
|
||||
|
||||
return implicit, explicit
|
||||
}
|
||||
|
@ -249,17 +249,21 @@ func TestPrepareOptions(t *testing.T) {
|
||||
}}
|
||||
|
||||
for _, tc := range testCases {
|
||||
t.Run(tc.name, func(t *testing.T) {
|
||||
implicit, explicit := prepareOptions(V4ServerConf{
|
||||
s := &v4Server{
|
||||
conf: &V4ServerConf{
|
||||
// Just to avoid nil pointer dereference.
|
||||
subnet: &net.IPNet{},
|
||||
Options: tc.opts,
|
||||
})
|
||||
},
|
||||
}
|
||||
|
||||
assert.Equal(t, tc.wantExplicit, explicit)
|
||||
t.Run(tc.name, func(t *testing.T) {
|
||||
s.prepareOptions()
|
||||
|
||||
for c := range explicit {
|
||||
assert.NotContains(t, implicit, c)
|
||||
assert.Equal(t, tc.wantExplicit, s.explicitOpts)
|
||||
|
||||
for c := range s.explicitOpts {
|
||||
assert.NotContains(t, s.implicitOpts, c)
|
||||
}
|
||||
})
|
||||
}
|
||||
|
@ -1,12 +0,0 @@
|
||||
package dhcpd
|
||||
|
||||
import (
|
||||
"time"
|
||||
)
|
||||
|
||||
// Currently used defaults for ifaceDNSAddrs.
|
||||
const (
|
||||
defaultMaxAttempts int = 10
|
||||
|
||||
defaultBackoff time.Duration = 500 * time.Millisecond
|
||||
)
|
@ -8,15 +8,19 @@ import "net"
|
||||
|
||||
type winServer struct{}
|
||||
|
||||
func (s *winServer) ResetLeases(_ []*Lease) (err error) { return nil }
|
||||
func (s *winServer) GetLeases(_ GetLeasesFlags) (leases []*Lease) { return nil }
|
||||
func (s *winServer) getLeasesRef() []*Lease { return nil }
|
||||
func (s *winServer) AddStaticLease(_ *Lease) (err error) { return nil }
|
||||
func (s *winServer) RemoveStaticLease(_ *Lease) (err error) { return nil }
|
||||
func (s *winServer) FindMACbyIP(ip net.IP) (mac net.HardwareAddr) { return nil }
|
||||
func (s *winServer) WriteDiskConfig4(c *V4ServerConf) {}
|
||||
func (s *winServer) WriteDiskConfig6(c *V6ServerConf) {}
|
||||
func (s *winServer) Start() (err error) { return nil }
|
||||
func (s *winServer) Stop() (err error) { return nil }
|
||||
func v4Create(conf V4ServerConf) (DHCPServer, error) { return &winServer{}, nil }
|
||||
func v6Create(conf V6ServerConf) (DHCPServer, error) { return &winServer{}, nil }
|
||||
// type check
|
||||
var _ DHCPServer = winServer{}
|
||||
|
||||
func (winServer) ResetLeases(_ []*Lease) (err error) { return nil }
|
||||
func (winServer) GetLeases(_ GetLeasesFlags) (leases []*Lease) { return nil }
|
||||
func (winServer) getLeasesRef() []*Lease { return nil }
|
||||
func (winServer) AddStaticLease(_ *Lease) (err error) { return nil }
|
||||
func (winServer) RemoveStaticLease(_ *Lease) (err error) { return nil }
|
||||
func (winServer) FindMACbyIP(_ net.IP) (mac net.HardwareAddr) { return nil }
|
||||
func (winServer) WriteDiskConfig4(_ *V4ServerConf) {}
|
||||
func (winServer) WriteDiskConfig6(_ *V6ServerConf) {}
|
||||
func (winServer) Start() (err error) { return nil }
|
||||
func (winServer) Stop() (err error) { return nil }
|
||||
|
||||
func v4Create(_ *V4ServerConf) (s DHCPServer, err error) { return winServer{}, nil }
|
||||
func v6Create(_ V6ServerConf) (s DHCPServer, err error) { return winServer{}, nil }
|
||||
|
@ -1,5 +1,4 @@
|
||||
//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
|
||||
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
|
||||
//go:build darwin || freebsd || linux || openbsd
|
||||
|
||||
package dhcpd
|
||||
|
||||
@ -30,8 +29,9 @@ import (
|
||||
//
|
||||
// TODO(a.garipov): Think about unifying this and v6Server.
|
||||
type v4Server struct {
|
||||
conf V4ServerConf
|
||||
srv *server4.Server
|
||||
conf *V4ServerConf
|
||||
|
||||
srv *server4.Server
|
||||
|
||||
// implicitOpts are the options listed in Appendix A of RFC 2131 initialized
|
||||
// with default values. It must not have intersections with [explicitOpts].
|
||||
@ -55,9 +55,15 @@ type v4Server struct {
|
||||
leases []*Lease
|
||||
}
|
||||
|
||||
func (s *v4Server) enabled() (ok bool) {
|
||||
return s.conf != nil && s.conf.Enabled
|
||||
}
|
||||
|
||||
// WriteDiskConfig4 - write configuration
|
||||
func (s *v4Server) WriteDiskConfig4(c *V4ServerConf) {
|
||||
*c = s.conf
|
||||
if s.conf != nil {
|
||||
*c = *s.conf
|
||||
}
|
||||
}
|
||||
|
||||
// WriteDiskConfig6 - write configuration
|
||||
@ -114,8 +120,8 @@ func (s *v4Server) validHostnameForClient(cliHostname string, ip net.IP) (hostna
|
||||
func (s *v4Server) ResetLeases(leases []*Lease) (err error) {
|
||||
defer func() { err = errors.Annotate(err, "dhcpv4: %w") }()
|
||||
|
||||
if !s.conf.Enabled {
|
||||
return
|
||||
if s.conf == nil {
|
||||
return nil
|
||||
}
|
||||
|
||||
s.leasedOffsets = newBitSet()
|
||||
@ -129,12 +135,7 @@ func (s *v4Server) ResetLeases(leases []*Lease) (err error) {
|
||||
err = s.addLease(l)
|
||||
if err != nil {
|
||||
// TODO(a.garipov): Wrap and bubble up the error.
|
||||
log.Error(
|
||||
"dhcpv4: reset: re-adding a lease for %s (%s): %s",
|
||||
l.IP,
|
||||
l.HWAddr,
|
||||
err,
|
||||
)
|
||||
log.Error("dhcpv4: reset: re-adding a lease for %s (%s): %s", l.IP, l.HWAddr, err)
|
||||
|
||||
continue
|
||||
}
|
||||
@ -336,11 +337,19 @@ func (s *v4Server) rmLease(lease *Lease) (err error) {
|
||||
return errors.Error("lease not found")
|
||||
}
|
||||
|
||||
// ErrUnconfigured is returned from the server's method when it requires the
|
||||
// server to be configured and it's not.
|
||||
const ErrUnconfigured errors.Error = "server is unconfigured"
|
||||
|
||||
// AddStaticLease implements the DHCPServer interface for *v4Server. It is safe
|
||||
// for concurrent use.
|
||||
func (s *v4Server) AddStaticLease(l *Lease) (err error) {
|
||||
defer func() { err = errors.Annotate(err, "dhcpv4: adding static lease: %w") }()
|
||||
|
||||
if s.conf == nil {
|
||||
return ErrUnconfigured
|
||||
}
|
||||
|
||||
ip := l.IP.To4()
|
||||
if ip == nil {
|
||||
return fmt.Errorf("invalid ip %q, only ipv4 is supported", l.IP)
|
||||
@ -414,6 +423,10 @@ func (s *v4Server) AddStaticLease(l *Lease) (err error) {
|
||||
func (s *v4Server) RemoveStaticLease(l *Lease) (err error) {
|
||||
defer func() { err = errors.Annotate(err, "dhcpv4: %w") }()
|
||||
|
||||
if s.conf == nil {
|
||||
return ErrUnconfigured
|
||||
}
|
||||
|
||||
if len(l.IP) != 4 {
|
||||
return fmt.Errorf("invalid IP")
|
||||
}
|
||||
@ -1140,7 +1153,7 @@ func (s *v4Server) send(peer net.Addr, conn net.PacketConn, req, resp *dhcpv4.DH
|
||||
func (s *v4Server) Start() (err error) {
|
||||
defer func() { err = errors.Annotate(err, "dhcpv4: %w") }()
|
||||
|
||||
if !s.conf.Enabled {
|
||||
if !s.enabled() {
|
||||
return nil
|
||||
}
|
||||
|
||||
@ -1232,62 +1245,20 @@ func (s *v4Server) Stop() (err error) {
|
||||
}
|
||||
|
||||
// Create DHCPv4 server
|
||||
func v4Create(conf V4ServerConf) (srv DHCPServer, err error) {
|
||||
s := &v4Server{}
|
||||
s.conf = conf
|
||||
s.leaseHosts = stringutil.NewSet()
|
||||
|
||||
// TODO(a.garipov): Don't use a disabled server in other places or just
|
||||
// use an interface.
|
||||
if !conf.Enabled {
|
||||
return s, nil
|
||||
func v4Create(conf *V4ServerConf) (srv *v4Server, err error) {
|
||||
s := &v4Server{
|
||||
leaseHosts: stringutil.NewSet(),
|
||||
}
|
||||
|
||||
var routerIP net.IP
|
||||
routerIP, err = tryTo4(s.conf.GatewayIP)
|
||||
err = conf.Validate()
|
||||
if err != nil {
|
||||
return s, fmt.Errorf("dhcpv4: %w", err)
|
||||
// TODO(a.garipov): Don't use a disabled server in other places or just
|
||||
// use an interface.
|
||||
return s, err
|
||||
}
|
||||
|
||||
if s.conf.SubnetMask == nil {
|
||||
return s, fmt.Errorf("dhcpv4: invalid subnet mask: %v", s.conf.SubnetMask)
|
||||
}
|
||||
|
||||
subnetMask := make([]byte, 4)
|
||||
copy(subnetMask, s.conf.SubnetMask.To4())
|
||||
|
||||
s.conf.subnet = &net.IPNet{
|
||||
IP: routerIP,
|
||||
Mask: subnetMask,
|
||||
}
|
||||
s.conf.broadcastIP = aghnet.BroadcastFromIPNet(s.conf.subnet)
|
||||
|
||||
s.conf.ipRange, err = newIPRange(conf.RangeStart, conf.RangeEnd)
|
||||
if err != nil {
|
||||
return s, fmt.Errorf("dhcpv4: %w", err)
|
||||
}
|
||||
|
||||
if s.conf.ipRange.contains(routerIP) {
|
||||
return s, fmt.Errorf("dhcpv4: gateway ip %v in the ip range: %v-%v",
|
||||
routerIP,
|
||||
conf.RangeStart,
|
||||
conf.RangeEnd,
|
||||
)
|
||||
}
|
||||
|
||||
if !s.conf.subnet.Contains(conf.RangeStart) {
|
||||
return s, fmt.Errorf("dhcpv4: range start %v is outside network %v",
|
||||
conf.RangeStart,
|
||||
s.conf.subnet,
|
||||
)
|
||||
}
|
||||
|
||||
if !s.conf.subnet.Contains(conf.RangeEnd) {
|
||||
return s, fmt.Errorf("dhcpv4: range end %v is outside network %v",
|
||||
conf.RangeEnd,
|
||||
s.conf.subnet,
|
||||
)
|
||||
}
|
||||
s.conf = &V4ServerConf{}
|
||||
*s.conf = *conf
|
||||
|
||||
// TODO(a.garipov, d.seregin): Check that every lease is inside the IPRange.
|
||||
s.leasedOffsets = newBitSet()
|
||||
@ -1299,7 +1270,7 @@ func v4Create(conf V4ServerConf) (srv DHCPServer, err error) {
|
||||
s.conf.leaseTime = time.Second * time.Duration(conf.LeaseDuration)
|
||||
}
|
||||
|
||||
s.implicitOpts, s.explicitOpts = prepareOptions(s.conf)
|
||||
s.prepareOptions()
|
||||
|
||||
return s, nil
|
||||
}
|
@ -1,5 +1,4 @@
|
||||
//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
|
||||
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
|
||||
//go:build darwin || freebsd || linux || openbsd
|
||||
|
||||
package dhcpd
|
||||
|
||||
@ -30,19 +29,16 @@ var (
|
||||
DefaultSubnetMask = net.IP{255, 255, 255, 0}
|
||||
)
|
||||
|
||||
func notify4(flags uint32) {
|
||||
}
|
||||
|
||||
// defaultV4ServerConf returns the default configuration for *v4Server to use in
|
||||
// tests.
|
||||
func defaultV4ServerConf() (conf V4ServerConf) {
|
||||
return V4ServerConf{
|
||||
func defaultV4ServerConf() (conf *V4ServerConf) {
|
||||
return &V4ServerConf{
|
||||
Enabled: true,
|
||||
RangeStart: DefaultRangeStart,
|
||||
RangeEnd: DefaultRangeEnd,
|
||||
GatewayIP: DefaultGatewayIP,
|
||||
SubnetMask: DefaultSubnetMask,
|
||||
notify: notify4,
|
||||
notify: testNotify,
|
||||
dnsIPAddrs: []net.IP{DefaultSelfIP},
|
||||
}
|
||||
}
|
||||
@ -350,13 +346,10 @@ func TestV4Server_handle_optionsPriority(t *testing.T) {
|
||||
defer func() { s.implicitOpts.Update(dhcpv4.OptDNS(defaultIP)) }()
|
||||
}
|
||||
|
||||
ss, err := v4Create(conf)
|
||||
var err error
|
||||
s, err = v4Create(conf)
|
||||
require.NoError(t, err)
|
||||
|
||||
var ok bool
|
||||
s, ok = ss.(*v4Server)
|
||||
require.True(t, ok)
|
||||
|
||||
s.conf.dnsIPAddrs = []net.IP{defaultIP}
|
||||
|
||||
return s
|
||||
@ -490,10 +483,9 @@ func TestV4Server_updateOptions(t *testing.T) {
|
||||
require.NoError(t, err)
|
||||
|
||||
require.IsType(t, (*v4Server)(nil), s)
|
||||
s4, _ := s.(*v4Server)
|
||||
|
||||
t.Run(tc.name, func(t *testing.T) {
|
||||
s4.updateOptions(req, resp)
|
||||
s.updateOptions(req, resp)
|
||||
|
||||
for c, v := range tc.wantOpts {
|
||||
if v == nil {
|
||||
@ -596,13 +588,9 @@ func TestV4DynamicLease_Get(t *testing.T) {
|
||||
"82 ip 1.2.3.4",
|
||||
}
|
||||
|
||||
var err error
|
||||
sIface, err := v4Create(conf)
|
||||
s, err := v4Create(conf)
|
||||
require.NoError(t, err)
|
||||
|
||||
s, ok := sIface.(*v4Server)
|
||||
require.True(t, ok)
|
||||
|
||||
s.conf.dnsIPAddrs = []net.IP{{192, 168, 10, 1}}
|
||||
s.implicitOpts.Update(dhcpv4.OptDNS(s.conf.dnsIPAddrs...))
|
||||
|
@ -1,5 +1,4 @@
|
||||
//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
|
||||
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
|
||||
//go:build darwin || freebsd || linux || openbsd
|
||||
|
||||
package dhcpd
|
||||
|
||||
@ -173,7 +172,7 @@ func (s *v6Server) rmDynamicLease(lease *Lease) (err error) {
|
||||
func (s *v6Server) AddStaticLease(l *Lease) (err error) {
|
||||
defer func() { err = errors.Annotate(err, "dhcpv6: %w") }()
|
||||
|
||||
if len(l.IP) != 16 {
|
||||
if len(l.IP) != net.IPv6len {
|
||||
return fmt.Errorf("invalid IP")
|
||||
}
|
||||
|
@ -1,5 +1,4 @@
|
||||
//go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris
|
||||
// +build aix darwin dragonfly freebsd linux netbsd openbsd solaris
|
||||
//go:build darwin || freebsd || linux || openbsd
|
||||
|
||||
package dhcpd
|
||||
|
@ -267,7 +267,7 @@ func TestServer_ProcessDHCPHosts_localRestriction(t *testing.T) {
|
||||
for _, tc := range testCases {
|
||||
t.Run(tc.name, func(t *testing.T) {
|
||||
s := &Server{
|
||||
dhcpServer: &testDHCP{},
|
||||
dhcpServer: testDHCP,
|
||||
localDomainSuffix: defaultLocalDomainSuffix,
|
||||
tableHostToIP: hostToIPTable{
|
||||
"example." + defaultLocalDomainSuffix: knownIP,
|
||||
@ -378,7 +378,7 @@ func TestServer_ProcessDHCPHosts(t *testing.T) {
|
||||
|
||||
for _, tc := range testCases {
|
||||
s := &Server{
|
||||
dhcpServer: &testDHCP{},
|
||||
dhcpServer: testDHCP,
|
||||
localDomainSuffix: tc.suffix,
|
||||
tableHostToIP: hostToIPTable{
|
||||
"example." + tc.suffix: knownIP,
|
||||
|
@ -58,10 +58,10 @@ type hostToIPTable = map[string]net.IP
|
||||
//
|
||||
// The zero Server is empty and ready for use.
|
||||
type Server struct {
|
||||
dnsProxy *proxy.Proxy // DNS proxy instance
|
||||
dnsFilter *filtering.DNSFilter // DNS filter instance
|
||||
dhcpServer dhcpd.ServerInterface // DHCP server instance (optional)
|
||||
queryLog querylog.QueryLog // Query log instance
|
||||
dnsProxy *proxy.Proxy // DNS proxy instance
|
||||
dnsFilter *filtering.DNSFilter // DNS filter instance
|
||||
dhcpServer dhcpd.Interface // DHCP server instance (optional)
|
||||
queryLog querylog.QueryLog // Query log instance
|
||||
stats stats.Interface
|
||||
access *accessCtx
|
||||
|
||||
@ -110,7 +110,7 @@ type DNSCreateParams struct {
|
||||
DNSFilter *filtering.DNSFilter
|
||||
Stats stats.Interface
|
||||
QueryLog querylog.QueryLog
|
||||
DHCPServer dhcpd.ServerInterface
|
||||
DHCPServer dhcpd.Interface
|
||||
PrivateNets netutil.SubnetSet
|
||||
Anonymizer *aghnet.IPMut
|
||||
LocalDomain string
|
||||
|
@ -72,7 +72,7 @@ func createTestServer(
|
||||
|
||||
var err error
|
||||
s, err = NewServer(DNSCreateParams{
|
||||
DHCPServer: &testDHCP{},
|
||||
DHCPServer: testDHCP,
|
||||
DNSFilter: f,
|
||||
PrivateNets: netutil.SubnetSetFunc(netutil.IsLocallyServed),
|
||||
})
|
||||
@ -776,7 +776,7 @@ func TestBlockedCustomIP(t *testing.T) {
|
||||
|
||||
f := filtering.New(&filtering.Config{}, filters)
|
||||
s, err := NewServer(DNSCreateParams{
|
||||
DHCPServer: &testDHCP{},
|
||||
DHCPServer: testDHCP,
|
||||
DNSFilter: f,
|
||||
PrivateNets: netutil.SubnetSetFunc(netutil.IsLocallyServed),
|
||||
})
|
||||
@ -910,7 +910,7 @@ func TestRewrite(t *testing.T) {
|
||||
f.SetEnabled(true)
|
||||
|
||||
s, err := NewServer(DNSCreateParams{
|
||||
DHCPServer: &testDHCP{},
|
||||
DHCPServer: testDHCP,
|
||||
DNSFilter: f,
|
||||
PrivateNets: netutil.SubnetSetFunc(netutil.IsLocallyServed),
|
||||
})
|
||||
@ -1005,26 +1005,36 @@ func publicKey(priv any) any {
|
||||
}
|
||||
}
|
||||
|
||||
type testDHCP struct{}
|
||||
|
||||
func (d *testDHCP) Enabled() (ok bool) { return true }
|
||||
|
||||
func (d *testDHCP) Leases(flags dhcpd.GetLeasesFlags) (leases []*dhcpd.Lease) {
|
||||
return []*dhcpd.Lease{{
|
||||
IP: net.IP{192, 168, 12, 34},
|
||||
HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
|
||||
Hostname: "myhost",
|
||||
}}
|
||||
var testDHCP = &dhcpd.MockInterface{
|
||||
OnStart: func() (err error) { panic("not implemented") },
|
||||
OnStop: func() (err error) { panic("not implemented") },
|
||||
OnEnabled: func() (ok bool) { return true },
|
||||
OnLeases: func(flags dhcpd.GetLeasesFlags) (leases []*dhcpd.Lease) {
|
||||
return []*dhcpd.Lease{{
|
||||
IP: net.IP{192, 168, 12, 34},
|
||||
HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
|
||||
Hostname: "myhost",
|
||||
}}
|
||||
},
|
||||
OnSetOnLeaseChanged: func(olct dhcpd.OnLeaseChangedT) {},
|
||||
OnFindMACbyIP: func(ip net.IP) (mac net.HardwareAddr) { panic("not implemented") },
|
||||
OnWriteDiskConfig: func(c *dhcpd.ServerConfig) { panic("not implemented") },
|
||||
}
|
||||
|
||||
func (d *testDHCP) SetOnLeaseChanged(onLeaseChanged dhcpd.OnLeaseChangedT) {}
|
||||
// func (*testDHCP) Leases(flags dhcpd.GetLeasesFlags) (leases []*dhcpd.Lease) {
|
||||
// return []*dhcpd.Lease{{
|
||||
// IP: net.IP{192, 168, 12, 34},
|
||||
// HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
|
||||
// Hostname: "myhost",
|
||||
// }}
|
||||
// }
|
||||
|
||||
func TestPTRResponseFromDHCPLeases(t *testing.T) {
|
||||
const localDomain = "lan"
|
||||
|
||||
s, err := NewServer(DNSCreateParams{
|
||||
DNSFilter: filtering.New(&filtering.Config{}, nil),
|
||||
DHCPServer: &testDHCP{},
|
||||
DHCPServer: testDHCP,
|
||||
PrivateNets: netutil.SubnetSetFunc(netutil.IsLocallyServed),
|
||||
LocalDomain: localDomain,
|
||||
})
|
||||
@ -1097,7 +1107,7 @@ func TestPTRResponseFromHosts(t *testing.T) {
|
||||
|
||||
var s *Server
|
||||
s, err = NewServer(DNSCreateParams{
|
||||
DHCPServer: &testDHCP{},
|
||||
DHCPServer: testDHCP,
|
||||
DNSFilter: flt,
|
||||
PrivateNets: netutil.SubnetSetFunc(netutil.IsLocallyServed),
|
||||
})
|
||||
|
@ -39,7 +39,7 @@ func TestHandleDNSRequest_filterDNSResponse(t *testing.T) {
|
||||
f.SetEnabled(true)
|
||||
|
||||
s, err := NewServer(DNSCreateParams{
|
||||
DHCPServer: &testDHCP{},
|
||||
DHCPServer: testDHCP,
|
||||
DNSFilter: f,
|
||||
PrivateNets: netutil.SubnetSetFunc(netutil.IsLocallyServed),
|
||||
})
|
||||
|
@ -126,7 +126,7 @@ type clientsContainer struct {
|
||||
allTags *stringutil.Set
|
||||
|
||||
// dhcpServer is used for looking up clients IP addresses by MAC addresses
|
||||
dhcpServer *dhcpd.Server
|
||||
dhcpServer dhcpd.Interface
|
||||
|
||||
// dnsServer is used for checking clients IP status access list status
|
||||
dnsServer *dnsforward.Server
|
||||
@ -146,7 +146,7 @@ type clientsContainer struct {
|
||||
// Note: this function must be called only once
|
||||
func (clients *clientsContainer) Init(
|
||||
objects []*clientObject,
|
||||
dhcpServer *dhcpd.Server,
|
||||
dhcpServer dhcpd.Interface,
|
||||
etcHosts *aghnet.HostsContainer,
|
||||
arpdb aghnet.ARPDB,
|
||||
) {
|
||||
|
@ -279,8 +279,6 @@ func TestClientsAddExisting(t *testing.T) {
|
||||
t.Skip("skipping dhcp test on windows")
|
||||
}
|
||||
|
||||
var err error
|
||||
|
||||
ip := net.IP{1, 2, 3, 4}
|
||||
|
||||
// First, init a DHCP server with a single static lease.
|
||||
@ -296,13 +294,15 @@ func TestClientsAddExisting(t *testing.T) {
|
||||
},
|
||||
}
|
||||
|
||||
clients.dhcpServer, err = dhcpd.Create(config)
|
||||
dhcpServer, err := dhcpd.Create(config)
|
||||
require.NoError(t, err)
|
||||
testutil.CleanupAndRequireSuccess(t, func() (err error) {
|
||||
return os.Remove("leases.db")
|
||||
})
|
||||
|
||||
err = clients.dhcpServer.AddStaticLease(&dhcpd.Lease{
|
||||
clients.dhcpServer = dhcpServer
|
||||
|
||||
err = dhcpServer.AddStaticLease(&dhcpd.Lease{
|
||||
HWAddr: net.HardwareAddr{0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA},
|
||||
IP: ip,
|
||||
Hostname: "testhost",
|
||||
|
@ -433,9 +433,7 @@ func (c *configuration) write() (err error) {
|
||||
}
|
||||
|
||||
if Context.dhcpServer != nil {
|
||||
c := &dhcpd.ServerConfig{}
|
||||
Context.dhcpServer.WriteDiskConfig(c)
|
||||
config.DHCP = c
|
||||
Context.dhcpServer.WriteDiskConfig(config.DHCP)
|
||||
}
|
||||
|
||||
config.Clients.Persistent = Context.clients.forConfig()
|
||||
|
@ -53,7 +53,7 @@ type homeContext struct {
|
||||
rdns *RDNS // rDNS module
|
||||
whois *WHOIS // WHOIS module
|
||||
dnsFilter *filtering.DNSFilter // DNS filtering module
|
||||
dhcpServer *dhcpd.Server // DHCP module
|
||||
dhcpServer dhcpd.Interface // DHCP module
|
||||
auth *Auth // HTTP authentication module
|
||||
filters Filtering // DNS filtering module
|
||||
web *Web // Web (HTTP, HTTPS) module
|
||||
@ -641,14 +641,9 @@ func configureLogger(args options) {
|
||||
log.Fatalf("cannot initialize syslog: %s", err)
|
||||
}
|
||||
} else {
|
||||
logFilePath := filepath.Join(Context.workDir, ls.File)
|
||||
if filepath.IsAbs(ls.File) {
|
||||
logFilePath = ls.File
|
||||
}
|
||||
|
||||
_, err := os.OpenFile(logFilePath, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0o644)
|
||||
if err != nil {
|
||||
log.Fatalf("cannot create a log file: %s", err)
|
||||
logFilePath := ls.File
|
||||
if !filepath.IsAbs(logFilePath) {
|
||||
logFilePath = filepath.Join(Context.workDir, logFilePath)
|
||||
}
|
||||
|
||||
log.SetOutput(&lumberjack.Logger{
|
||||
|
Loading…
Reference in New Issue
Block a user