mirror of
https://github.com/AdguardTeam/AdGuardHome.git
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d4a4bda645
Squashed commit of the following:
commit 72f25ffe73d6b8216b01e590fba66fb5f6944113
Author: Ainar Garipov <A.Garipov@AdGuard.COM>
Date: Wed Jun 28 21:29:04 2023 +0300
next: add conf writing, validation
106 lines
2.7 KiB
Go
106 lines
2.7 KiB
Go
package configmgr
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import (
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"fmt"
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"net/netip"
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"github.com/AdguardTeam/golibs/errors"
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"github.com/AdguardTeam/golibs/timeutil"
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)
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// Configuration Structures
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// config is the top-level on-disk configuration structure.
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type config struct {
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DNS *dnsConfig `yaml:"dns"`
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HTTP *httpConfig `yaml:"http"`
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// TODO(a.garipov): Use.
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SchemaVersion int `yaml:"schema_version"`
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// TODO(a.garipov): Use.
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DebugPprof bool `yaml:"debug_pprof"`
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Verbose bool `yaml:"verbose"`
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}
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const errNoConf errors.Error = "configuration not found"
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// validate returns an error if the configuration structure is invalid.
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func (c *config) validate() (err error) {
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if c == nil {
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return errNoConf
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}
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// TODO(a.garipov): Add more validations.
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// Keep this in the same order as the fields in the config.
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validators := []struct {
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validate func() (err error)
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name string
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}{{
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validate: c.DNS.validate,
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name: "dns",
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}, {
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validate: c.HTTP.validate,
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name: "http",
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}}
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for _, v := range validators {
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err = v.validate()
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if err != nil {
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return fmt.Errorf("%s: %w", v.name, err)
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}
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}
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return nil
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}
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// dnsConfig is the on-disk DNS configuration.
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//
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// TODO(a.garipov): Validate.
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type dnsConfig struct {
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Addresses []netip.AddrPort `yaml:"addresses"`
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BootstrapDNS []string `yaml:"bootstrap_dns"`
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UpstreamDNS []string `yaml:"upstream_dns"`
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DNS64Prefixes []netip.Prefix `yaml:"dns64_prefixes"`
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UpstreamTimeout timeutil.Duration `yaml:"upstream_timeout"`
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BootstrapPreferIPv6 bool `yaml:"bootstrap_prefer_ipv6"`
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UseDNS64 bool `yaml:"use_dns64"`
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}
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// validate returns an error if the DNS configuration structure is invalid.
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//
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// TODO(a.garipov): Add more validations.
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func (c *dnsConfig) validate() (err error) {
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// TODO(a.garipov): Add more validations.
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switch {
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case c == nil:
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return errNoConf
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case c.UpstreamTimeout.Duration <= 0:
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return newMustBePositiveError("upstream_timeout", c.UpstreamTimeout)
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default:
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return nil
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}
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}
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// httpConfig is the on-disk web API configuration.
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//
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// TODO(a.garipov): Validate.
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type httpConfig struct {
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Addresses []netip.AddrPort `yaml:"addresses"`
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SecureAddresses []netip.AddrPort `yaml:"secure_addresses"`
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Timeout timeutil.Duration `yaml:"timeout"`
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ForceHTTPS bool `yaml:"force_https"`
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}
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// validate returns an error if the HTTP configuration structure is invalid.
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//
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// TODO(a.garipov): Add more validations.
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func (c *httpConfig) validate() (err error) {
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switch {
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case c == nil:
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return errNoConf
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case c.Timeout.Duration <= 0:
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return newMustBePositiveError("timeout", c.Timeout)
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default:
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return nil
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}
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}
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