From c195713bc283d2a378f4c5c23d57df9d222add48 Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Tue, 23 Apr 2019 19:57:23 +0200
Subject: tv pki: generate global nssdb

---
 tv/2configs/pki/default.nix | 50 ++++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 49 insertions(+), 1 deletion(-)

diff --git a/tv/2configs/pki/default.nix b/tv/2configs/pki/default.nix
index 9e7f4763d..51a5c716f 100644
--- a/tv/2configs/pki/default.nix
+++ b/tv/2configs/pki/default.nix
@@ -1,10 +1,58 @@
 with import <stockholm/lib>;
-{ config, ... }: let
+{ config, pkgs, ... }: let
 
   certFile = config.environment.etc."ssl/certs/ca-certificates.crt".source;
 
 in {
 
+  environment.etc."pki/nssdb".source =
+    pkgs.runCommand "system-wide-nssdb" {
+      inherit certFile;
+      buildInputs = [
+        pkgs.jq
+        pkgs.nssTools
+      ];
+      parseInfoScript = /* jq */ ''
+        ${toJSON certFile} as $certFile |
+
+        split("\t-----END CERTIFICATE-----\n")[] |
+        select(test("\t-----BEGIN CERTIFICATE-----\n")) |
+        . + "\t-----END CERTIFICATE-----\n" |
+
+        sub("^([0-9]+\t\n)*";"") |
+
+        (match("^([0-9]+)\t").captures[0].string | tonumber) as $lineNumber |
+
+        gsub("(?m)^[0-9]+\t";"") |
+
+        match("^([^\n]+)\n(.*)";"m").captures | map(.string) |
+
+        # Line numbers are added to the names to ensure uniqueness.
+        "\(.[0]) (\($certFile):\($lineNumber))" as $name |
+        .[1] as $cert |
+
+        { $name, $cert }
+      '';
+      passAsFile = [
+        "parseInfoScript"
+      ];
+    } /* sh */ ''
+      mkdir nssdb
+
+      nl -ba -w1 "$certFile" |
+      jq -ceRs -f "$parseInfoScriptPath" > certinfo.ndjson
+
+      exec < certinfo.ndjson
+      while read -r certinfo; do
+        name=$(printf %s "$certinfo" | jq -er .name)
+        cert=$(printf %s "$certinfo" | jq -er .cert)
+
+        printf %s "$cert" | certutil -A -d nssdb -n "$name" -t C,C,C
+      done
+
+      mv nssdb "$out"
+    '';
+
   environment.variables = flip genAttrs (_: toString certFile) [
     "CURL_CA_BUNDLE"
     "GIT_SSL_CAINFO"
-- 
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