From 3b46460fe9f54c1ca06af31cfe715c0cb51ce1c3 Mon Sep 17 00:00:00 2001
From: lassulus <lassulus@lassul.us>
Date: Sun, 22 May 2022 20:51:14 +0200
Subject: l radio: use jc instead of sed/grep

---
 lass/2configs/radio/news.nix | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

(limited to 'lass/2configs/radio/news.nix')

diff --git a/lass/2configs/radio/news.nix b/lass/2configs/radio/news.nix
index 6d73f4bb..a3b39a9e 100644
--- a/lass/2configs/radio/news.nix
+++ b/lass/2configs/radio/news.nix
@@ -7,18 +7,22 @@ let
   weather_report = pkgs.writers.writeDashBin "weather_report" ''
     set -efu
     export PATH="${lib.makeBinPath [
-      pkgs.iproute2
       pkgs.coreutils
       pkgs.curl
-      pkgs.gnugrep
-      pkgs.gnused
+      pkgs.iproute2
+      pkgs.jc
+      pkgs.jq
     ]}"
     curl -z /tmp/GeoLite2-City.mmdb -o /tmp/GeoLite2-City.mmdb http://c.r/GeoLite2-City.mmdb
     MAXMIND_GEOIP_DB="/tmp/GeoLite2-City.mmdb"; export MAXMIND_GEOIP_DB
     OPENWEATHER_API_KEY=$(cat "$CREDENTIALS_DIRECTORY/openweather_api"); export OPENWEATHER_API_KEY
-    ss -Hno state established 'sport = :8000' |
-      grep '^tcp' | sed 's/.*\[.*\].*\[\(::ffff:\)\{0,1\}\(.*\)\].*/\2/' |
-      sed '/127.0.0.1/d;/::1/d' |
+    ss -no 'sport = :8000' |
+      jc --ss | jq -r '.[] |
+        select(
+          .local_address != "[::ffff:127.0.0.1]"
+          and .local_address != "[::1]"
+        ) | .peer_address | gsub("[\\[\\]]"; "")
+      ' |
       ${weather_for_ips}/bin/weather_for_ips
   '';
 
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