elvish_config/aliases/ipof.elv

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edit:add-var ipof~ [@argv]{
use str
use moi/util/condition
use moi/util/ip
fn less [cmp e1 e2]{ < ($cmp $e1 $e2) 0 }
fn sort-ip [e1 e2]{
var i1 = (condition:cset (ip:is-ipv4 $e1) 0 (condition:cset (ip:is-ipv6 $e1) 1 2))
var i2 = (condition:cset (ip:is-ipv4 $e2) 0 (condition:cset (ip:is-ipv6 $e2) 1 2))
if (!= $i1 $i2) {
< $i1 $i2
} elif (== $i1 2) {
<s $e1 $e2
} elif (== $i1 1) {
less $ip:cmp6~ $e1 $e2
} else {
less $ip:cmp4~ $e1 $e2
}
}
fn dnssolve [d]{
var result = [
&ips=[&]
&resolvers=''
&txt=''
]
e:dnscrypt-proxy -config /etc/dnscrypt-proxy/dnscrypt-proxy.toml -resolve (idn -a $d) | peach [l]{
var l = $l
var idx = (+ (str:index $l :) 1)
var value = (str:trim-space $l[$idx".."])
if (or (str:has-prefix $l 'IPv4 addresses') (str:has-prefix $l 'IPv6 addresses')) {
str:split ', ' $value | peach [e]{
var ee = $e
if (ip:is-ip $ee) {
result[ips][$ee] = $nil
}
}
} elif (str:has-prefix $l 'TXT records') {
result[txt] = $value
} elif (str:has-prefix $l 'Resolver') {
result[resolvers] = $value
} elif (str:has-prefix $l 'Name servers') {
result[remote] = (not-eq $value 'name does not exist')
}
}
put $result
}
var hosts = [&]
cat /etc/hosts | peach [l]{
var ll = (str:trim-space $l)
if (and (not-eq $ll '') (not-eq $ll[0] '#')) {
put $ll
}
} | eawk [_ ip @domains]{
peach [d]{
var dd = $d
if (has-key $hosts $dd) {
hosts[$dd][$ip] = $nil
} else {
hosts[$dd] = [&$ip=$nil]
}
} $domains
}
var remote = [&]
peach [d]{
var dd = $d
var solve = (dnssolve $dd)
if (> (keys $solve[ips] | count) 0) {
remote[$dd] = $solve
}
} $argv
each [d]{
var exists = $false
echo (styled 'Resolving '$d'…' bright-green)
echo
if (has-key $hosts $d) {
exists = $true
echo (styled ' local:' bright-yellow)
keys $hosts[$d] | order &less-than=$sort-ip~ | each [ip]{
echo ' - '$ip
}
}
if (and (has-key $remote $d) $remote[$d][remote]) {
exists = $true
var info = $remote[$d]
echo (styled ' remote:' bright-yellow)
echo ' IPs:'
keys $info[ips] | order &less-than=$sort-ip~ | each [ip]{
echo ' - '$ip
}
echo ' Resolvers: '$info[resolvers]
echo ' TXT records: '$info[txt]
}
if (not $exists) {
echo (styled 'No info found' bright-red)
}
echo
} $argv
}