nushell etc for nomom

users/vy/nushell/extras/tailscale.nu

@@ -0,0 +1,77 @@
+# see if others see us connecting from a mullvad exit node
+def check-mullvad [] {
+  print -n "checking mullvad status"
+  mut check = false
+  mut j = null
+  while not $check {
+    print -n "."
+    $j = (http get https://am.i.mullvad.net/json)
+    $check = $j.mullvad_exit_ip
+  }
+  print ""
+  print $"connected to ($j.city), ($j.country)"
+}
+
+# switch to a specific exit node, or none
+def tse [exit_node: string = ""] {
+  if ($exit_node | is-empty) and (ps | find deluge | is-not-empty) {
+    return "stop summoning first!"
+  } else {
+    tailscale set --exit-node $exit_node
+  }
+  if ($exit_node | is-not-empty) {
+    check-mullvad
+  }
+  return "exit node set"
+}
+
+# list all mullvad exit nodes
+def tsx [] {
+tailscale exit-node list
+  | lines
+  | drop 4
+  | skip 1
+  | to text
+  | detect columns --guess
+  | where HOSTNAME =~ mullvad
+  | reject STATUS
+}
+
+# sort mullvad exit nodes by fastest ping
+def tsp [] {
+tsx
+  | where COUNTRY == USA
+  | par-each {
+    insert ping {
+      $in.HOSTNAME
+        | str replace "mullvad.ts.net" "relays.mullvad.net"
+        | try {
+          print $"pinging ($in)"
+          ping -c5 -q $in
+            | lines
+            | last
+            | split row ' '
+            | get 3
+            | split row '/'
+            | get 1
+            | into float
+          }
+      }
+    }
+  | sort-by ping
+}
+
+
+
+# switch to a random mullvad exit node
+def tsr [] {
+tsx
+  | get (random int 0..($in | length))
+  | tse $in.IP
+}
+
+alias ts = tailscale
+alias tss = tailscale status
+alias tsu = tailscale up
+alias tsd = tailscale down
+alias tsa = tailscale exit-node suggest