From c3892613015af152fcaf38729f105a6370bbd63b Mon Sep 17 00:00:00 2001
From: Martin Berghaus <martinberghaus@web.de>
Date: Sun, 23 Feb 2025 01:15:34 +0100
Subject: [PATCH] grep cleaned

---
 core/addToCrontabEveryHour.sh    | 2 +-
 core/ensureUsageOfDefinitions.sh | 8 ++++----
 prepareThisHostBeforeCloning.sh  | 2 +-
 setupCoreOntoThisHost.sh         | 2 +-
 4 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/core/addToCrontabEveryHour.sh b/core/addToCrontabEveryHour.sh
index cb6832a..3635750 100755
--- a/core/addToCrontabEveryHour.sh
+++ b/core/addToCrontabEveryHour.sh
@@ -21,7 +21,7 @@ function addToCrontabEveryHour() {
         && return 0
 
     [ "$(id -u)" == "0" ] \
-        && echo "${_CIS_ROOT:?"Missing CIS_ROOT"}" | grep "home" &> /dev/null \
+        && echo "${_CIS_ROOT:?"Missing CIS_ROOT"}" | grep -F 'home' &> /dev/null \
         && echo "SUCCESS: Although the entry will be skipped:       ("$(readlink -f ${0})")" \
         && echo "  - '${_STRING}'" \
         && echo "  that is because the current environment is:" \
diff --git a/core/ensureUsageOfDefinitions.sh b/core/ensureUsageOfDefinitions.sh
index 535c6ba..494a1d8 100755
--- a/core/ensureUsageOfDefinitions.sh
+++ b/core/ensureUsageOfDefinitions.sh
@@ -12,13 +12,13 @@ function printIfEqual() {
 }
 
 function isCoreDefinition() {
-    echo "${1:?"Missing first parameter FILE"}" | grep "/root/.ssh/authorized_keys" &> /dev/null \
+    echo "${1:?"Missing first parameter FILE"}" | grep -F '/root/.ssh/authorized_keys' &> /dev/null \
         && return 0
 
-    echo "${1:?"Missing first parameter FILE"}" | grep "/home/jenkins/.ssh/authorized_keys" &> /dev/null \
+    echo "${1:?"Missing first parameter FILE"}" | grep -F '/home/jenkins/.ssh/authorized_keys' &> /dev/null \
         && return 0
 
-    echo "${1:?"Missing first parameter FILE"}" | grep "/etc/sudoers.d/allow-jenkins-updateRepositories" &> /dev/null \
+    echo "${1:?"Missing first parameter FILE"}" | grep -F '/etc/sudoers.d/allow-jenkins-updateRepositories' &> /dev/null \
         && return 0
 
     return 1
@@ -161,7 +161,7 @@ function ensureUsageOfDefinitions() {
         && echo "  - '${_DEFINED_FULLFILE}'" \
         && return 0
 
-    echo "${_CIS_ROOT:?"Missing CIS_ROOT"}" | grep "home" &> /dev/null \
+    echo "${_CIS_ROOT:?"Missing CIS_ROOT"}" | grep -F 'home' &> /dev/null \
         && echo "SUCCESS: Although this definition will be skipped: ("$(readlink -f ${0})")" \
         && echo "  - '${_DEFINED_FULLFILE}'" \
         && echo "  that is because the current environment is:" \
diff --git a/prepareThisHostBeforeCloning.sh b/prepareThisHostBeforeCloning.sh
index addeebf..f1ece09 100755
--- a/prepareThisHostBeforeCloning.sh
+++ b/prepareThisHostBeforeCloning.sh
@@ -8,7 +8,7 @@
 function setNeededHostnameOrExit() {
     _FQDN="${1:?"Missing unique long hostname (fqdn, eg.: host1.example.net) for this host as first parameter."}"
 
-    echo "${_FQDN}" | grep '\.' &> /dev/null \
+    echo "${_FQDN}" | grep -F '.' &> /dev/null \
         && hostnamectl set-hostname "${_FQDN}" \
         && return 0
 
diff --git a/setupCoreOntoThisHost.sh b/setupCoreOntoThisHost.sh
index 562defa..aa3b92a 100755
--- a/setupCoreOntoThisHost.sh
+++ b/setupCoreOntoThisHost.sh
@@ -158,7 +158,7 @@ function addState() {
 function setupCoreFunctionality() {
     local _DEFINITIONS _MINUTE_FROM_OWN_IP _SETUP
     _DEFINITIONS="${1:?"Missing DEFINITIONS: 'ROOT/definitions/DOMAIN'"}"
-    _MINUTE_FROM_OWN_IP="$(hostname -I | xargs -n 1 | grep -F . | head -n 1 | cut -d. -f4 || echo 0)" #uses last value from first own ipv4 or 0 as minute value
+    _MINUTE_FROM_OWN_IP="$(hostname -I | xargs -n 1 | grep -F '.' | head -n 1 | cut -d. -f4 || echo 0)" #uses last value from first own ipv4 or 0 as minute value
     _SETUP="${2:?"Missing SETUP"}"
     readonly _DEFINITIONS _MINUTE_FROM_OWN_IP _SETUP