From 13be61e360e769ad28fc48df20524e483cf00efc Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Thu, 21 Dec 2017 01:24:11 +0100
Subject: eximlog: init

---
 krebs/5pkgs/simple/eximlog.nix | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 krebs/5pkgs/simple/eximlog.nix

(limited to 'krebs/5pkgs')

diff --git a/krebs/5pkgs/simple/eximlog.nix b/krebs/5pkgs/simple/eximlog.nix
new file mode 100644
index 000000000..2d64e13e9
--- /dev/null
+++ b/krebs/5pkgs/simple/eximlog.nix
@@ -0,0 +1,28 @@
+{ jq, systemd, writeDashBin }:
+
+let
+  lib = import <stockholm/lib>;
+  user = "exim"; # TODO make this configurable
+in
+
+# TODO execute eximlog only if journalctl doesn't fail
+# bash's set -o pipefail isn't enough
+
+writeDashBin "eximlog" ''
+  ${systemd}/bin/journalctl \
+      -u ${lib.shell.escape user} \
+      -o short-unix \
+      "$@" \
+    |
+  ${jq}/bin/jq -Rr '
+    # Only select lines that start with a timestamp
+    select(test("^[0-9]")) |
+
+    split(" ") |
+    (.[0] | tonumber) as $time |
+    (.[3:] | join(" ")) as $message |
+
+    "\($time | strftime("%Y-%m-%d %H:%M:%S %z")) \($message)"
+
+  '
+''
-- 
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