From 22aae2e107c77a6e2b7d8042517d545fbaaffffa Mon Sep 17 00:00:00 2001
From: Antoon Huiskens <50206792+antoonhuiskens@users.noreply.github.com>
Date: Thu, 13 Jul 2023 17:16:24 +0200
Subject: [PATCH] =?UTF-8?q?Replacing=20sed=20with=20awk=20for=20determinin?=
 =?UTF-8?q?g=20systemd-version=20provides=20more=20=E2=80=A6=20(#9925)?=
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See https://github.com/grafana/loki/issues/9924

**What this PR does / why we need it**:
This PR addresses a parsing bug for package post install scripts.

**Which issue(s) this PR fixes**:
Fixes #9924

**Special notes for your reviewer**:

**Checklist**
- [X] Reviewed the
[`CONTRIBUTING.md`](https://github.com/grafana/loki/blob/main/CONTRIBUTING.md)
guide (**required**)
- [X] Documentation added
- [ ] Tests updated
- [ ] `CHANGELOG.md` updated
- [ ] If the change is worth mentioning in the release notes, add
`add-to-release-notes` label
- [ ] Changes that require user attention or interaction to upgrade are
documented in `docs/sources/upgrading/_index.md`
- [ ] For Helm chart changes bump the Helm chart version in
`production/helm/loki/Chart.yaml` and update
`production/helm/loki/CHANGELOG.md` and
`production/helm/loki/README.md`. [Example
PR](https://github.com/grafana/loki/commit/d10549e3ece02120974929894ee333d07755d213)
---
 tools/packaging/loki-postinstall.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/packaging/loki-postinstall.sh b/tools/packaging/loki-postinstall.sh
index acf8df4bcc..69e1295061 100644
--- a/tools/packaging/loki-postinstall.sh
+++ b/tools/packaging/loki-postinstall.sh
@@ -5,7 +5,7 @@
 if ! command -V systemctl >/dev/null 2>&1; then
   echo "Could not find systemd. Skipping system installation." && exit 0
 else
-    systemd_version=$(systemctl --version | head -1 | sed 's/systemd //g')
+    systemd_version=$(systemctl --version | awk '/systemd /{print $2}')
 fi
 
 cleanInstall() {