fix failing tests on fedora, ensure bash_ensure_ini_config removes duplicate keys

Author: Arden97

linux_os/guide/services/sssd/sssd_enable_smartcards/tests/sssd_parameter_false.fail.sh

@@ -1,7 +1,9 @@
 #!/bin/bash
-# packages = sssd
+# packages = authselect,sssd
 # platform = multi_platform_fedora,Oracle Linux 7,Red Hat Virtualization 4,multi_platform_ubuntu
 
+authselect select sssd --force
+
 SSSD_FILE="/etc/sssd/sssd.conf"
 echo "[pam]" > $SSSD_FILE
 echo "pam_cert_auth = False" >> $SSSD_FILE

linux_os/guide/services/sssd/sssd_enable_smartcards/tests/sssd_parameter_missing.fail.sh

@@ -1,6 +1,8 @@
 #!/bin/bash
-# packages = sssd
+# packages = authselect,sssd
 # platform = multi_platform_fedora,Oracle Linux 7,Red Hat Virtualization 4,multi_platform_ubuntu
 
+authselect select sssd --force
+
 SSSD_FILE="/etc/sssd/sssd.conf"
 echo "[pam]" > $SSSD_FILE

linux_os/guide/services/sssd/sssd_enable_smartcards/tests/sssd_parameter_missing_file.fail.sh

@@ -1,6 +1,8 @@
 #!/bin/bash
-# packages = sssd
+# packages = authselect,sssd
 # platform = multi_platform_fedora,Oracle Linux 7,Red Hat Virtualization 4,multi_platform_ubuntu
 
+authselect select sssd --force
+
 SSSD_FILE="/etc/sssd/sssd.conf"
 rm -f $SSSD_FILE

linux_os/guide/services/sssd/sssd_enable_smartcards/tests/sssd_parameter_true.pass.sh

@@ -1,7 +1,11 @@
 #!/bin/bash
-# packages = sssd
+# packages = authselect,sssd
 # platform = multi_platform_fedora,Oracle Linux 7,Red Hat Virtualization 4,multi_platform_ubuntu
 
 SSSD_FILE="/etc/sssd/sssd.conf"
 echo "[pam]" > $SSSD_FILE
 echo "pam_cert_auth = True" >> $SSSD_FILE
+
+authselect select sssd --force
+authselect enable-feature with-smartcard
+authselect apply-changes

shared/macros/10-bash.jinja

@@ -2315,13 +2315,14 @@ for f in $(echo -n "{{{ files }}}"); do
 
     # find key in section and change value
     if grep -qzosP "(?m)^[[:space:]]*\[{{{ section }}}\]([^\n\[]*\n+)+?[[:space:]]*{{{ key }}}" "$f"; then
-        if ! grep -qzosP "(?m)^[[:space:]]*{{{ key }}}[[:space:]]*=[[:space:]]*{{{ value }}}" "$f"; then
 {{% if no_quotes %}}
             sed -i "/^[[:space:]]*{{{ key }}}/s/\([[:blank:]]*=[[:blank:]]*\).*/\1{{{ value | replace("/", "\/") }}}/" "$f"
 {{% else %}}
             sed -i '/^[[:space:]]*{{{ key }}}/s/\([[:blank:]]*=[[:blank:]]*\).*/\1"{{{ value | replace("/", "\/") }}}"/' "$f"
 {{% endif %}}
-        fi
+
+        # remove duplicate key lines, keep only the first occurrence
+        sed -i '0,/^[[:space:]]*{{{ key }}}[[:blank:]]*=/b; /^[[:space:]]*{{{ key }}}[[:blank:]]*=/d' "$f"
 
         found=true