checker-resolver-propagation/checker/interactive.go

123 lines
3.4 KiB
Go

//go:build standalone
package checker
import (
"errors"
"net/http"
"strconv"
"strings"
sdk "git.happydns.org/checker-sdk-go/checker"
)
func (p *resolverPropagationProvider) RenderForm() []sdk.CheckerOptionField {
return []sdk.CheckerOptionField{
{
Id: "domain_name",
Type: "string",
Label: "Zone name",
Placeholder: "example.com",
Required: true,
Description: "Apex of the zone to probe across public resolvers.",
},
{
Id: "recordTypes",
Type: "string",
Label: "Record types to probe",
Placeholder: "SOA,NS,A,AAAA,MX,TXT,CAA",
Description: "Comma-separated list of RR types. Probed at the apex (and at each 'subdomains' entry).",
},
{
Id: "subdomains",
Type: "string",
Label: "Extra subdomains to probe",
Placeholder: "www",
Description: "Comma-separated list of owner names to probe in addition to the apex (e.g. \"www,mail,@\").",
},
{
Id: "includeFiltered",
Type: "bool",
Label: "Include filtered resolvers",
Description: "Probe filtering resolvers (malware/family/adblock). Their answers routinely disagree with the consensus by design.",
},
{
Id: "region",
Type: "string",
Label: "Restrict to region",
Placeholder: "all",
Description: "One of: all, global, na, eu, asia, ru, me.",
Choices: []string{"all", "global", "na", "eu", "asia", "ru", "me"},
},
{
Id: "transports",
Type: "string",
Label: "Transports",
Placeholder: "udp",
Description: "Comma-separated list of transports to probe: udp, tcp, dot, doh.",
},
{
Id: "resolverAllowlist",
Type: "string",
Label: "Resolver allowlist (advanced)",
Placeholder: "cloudflare,google,9.9.9.9",
Description: "Comma-separated list of resolver IDs or IPs to probe exclusively. Leave empty to use the catalog selection.",
},
{
Id: "latencyThresholdMs",
Type: "uint",
Label: "Latency warning threshold (ms)",
Placeholder: "500",
Description: "Resolvers averaging above this value produce an info finding.",
},
{
Id: "runTimeoutSeconds",
Type: "uint",
Label: "Run timeout (seconds)",
Placeholder: "30",
Description: "Hard wall-clock budget for one propagation run.",
},
}
}
func (p *resolverPropagationProvider) ParseForm(r *http.Request) (sdk.CheckerOptions, error) {
name := strings.TrimSpace(r.FormValue("domain_name"))
if name == "" {
return nil, errors.New("domain_name is required")
}
name = strings.TrimSuffix(name, ".")
opts := sdk.CheckerOptions{
"domain_name": name,
}
for _, key := range []string{
"recordTypes", "subdomains", "region",
"transports", "resolverAllowlist",
} {
if v := strings.TrimSpace(r.FormValue(key)); v != "" {
opts[key] = v
}
}
if v := strings.TrimSpace(r.FormValue("includeFiltered")); v != "" {
switch strings.ToLower(v) {
case "1", "true", "on", "yes":
opts["includeFiltered"] = true
case "0", "false", "off", "no":
opts["includeFiltered"] = false
}
}
for _, key := range []string{"latencyThresholdMs", "runTimeoutSeconds"} {
if v := strings.TrimSpace(r.FormValue(key)); v != "" {
n, err := strconv.ParseUint(v, 10, 32)
if err != nil {
return nil, errors.New(key + " must be a non-negative integer")
}
opts[key] = float64(n)
}
}
return opts, nil
}