osmith has submitted this change. ( 
https://gerrit.osmocom.org/c/osmo-upf/+/29716?usp=email )

Change subject: .deb/.rpm: add osmocom user during package install
......................................................................

.deb/.rpm: add osmocom user during package install

Create osmocom user & group during package installation.
Fix the configuration dir/files permission to match.

Related: OS#4107
Tweaked-By: Oliver Smith <[email protected]>
Change-Id: I6caa561eff63d6ee58b5c7b0f8c69bfd2d134eb3
---
M contrib/osmo-upf.spec.in
M contrib/systemd/osmo-upf.service
M debian/control
A debian/postinst
4 files changed, 70 insertions(+), 2 deletions(-)

Approvals:
  osmith: Looks good to me, approved
  Jenkins Builder: Verified
  pespin: Looks good to me, but someone else must approve
  laforge: Looks good to me, but someone else must approve




diff --git a/contrib/osmo-upf.spec.in b/contrib/osmo-upf.spec.in
index 772db85..fb8438c 100644
--- a/contrib/osmo-upf.spec.in
+++ b/contrib/osmo-upf.spec.in
@@ -58,19 +58,32 @@
 %install
 %make_install

-%if 0%{?suse_version}
 %preun
+%if 0%{?suse_version}
 %service_del_preun %{name}.service
+%endif

 %postun
+%if 0%{?suse_version}
 %service_del_postun %{name}.service
+%endif

 %pre
+getent group osmocom >/dev/null || groupadd --system osmocom
+getent passwd osmocom >/dev/null || useradd --system --gid osmocom --home-dir 
/var/lib/osmocom \
+                                            --shell /sbin/nologin --comment 
"Open Source Mobile Communications" osmocom
+%if 0%{?suse_version}
 %service_add_pre %{name}.service
+%endif

 %post
+%if 0%{?suse_version}
 %service_add_post %{name}.service
 %endif
+chown osmocom:osmocom /etc/osmocom/osmo-upf.cfg
+chmod 0660 /etc/osmocom/osmo-upf.cfg
+chown root:osmocom /etc/osmocom
+chmod 2775 /etc/osmocom

 %check
 make %{?_smp_mflags} check || (find . -name testsuite.log -exec cat {} +)
diff --git a/contrib/systemd/osmo-upf.service b/contrib/systemd/osmo-upf.service
index 717a681..93dd84f 100644
--- a/contrib/systemd/osmo-upf.service
+++ b/contrib/systemd/osmo-upf.service
@@ -8,6 +8,8 @@
 StateDirectory=osmocom
 WorkingDirectory=%S/osmocom
 Restart=always
+User=osmocom
+Group=osmocom
 ExecStart=/usr/bin/osmo-upf -c /etc/osmocom/osmo-upf.cfg
 RestartSec=2

diff --git a/debian/control b/debian/control
index 5c26faf..7681c46 100644
--- a/debian/control
+++ b/debian/control
@@ -25,7 +25,7 @@
 Package: osmo-upf
 Architecture: any
 Multi-Arch: foreign
-Depends: ${misc:Depends}, ${shlibs:Depends}
+Depends: ${misc:Depends}, ${shlibs:Depends}, adduser
 Description: OsmoUPF: Osmocom User Plane Function

 Package: osmo-upf-dbg
diff --git a/debian/postinst b/debian/postinst
new file mode 100755
index 0000000..a84d9b2
--- /dev/null
+++ b/debian/postinst
@@ -0,0 +1,39 @@
+#!/bin/sh -e
+# Create 'osmocom' user and group (if it doesn't exist yet) and adjust 
permissions
+# of directories which are not automatically adjusted by systemd from previous 
(root-owned)
+# install.
+
+# N. B: the user is intentionally NOT removed during package uninstall:
+# see https://wiki.debian.org/AccountHandlingInMaintainerScripts for reasoning.
+chperms() {
+       # chperms <user> <group> <perms> <file>
+       if ! OVERRIDE=`dpkg-statoverride --list $4 2>&1`; then
+               if [ -e $4 ]; then
+                       chown $1:$2 $4
+                       chmod $3 $4
+               fi
+       fi
+}
+
+case "$1" in
+  configure)
+    if ! getent passwd osmocom > /dev/null; then
+        adduser --quiet \
+                --system \
+                --group \
+                --no-create-home \
+                --disabled-password \
+                --home /var/lib/osmocom \
+                --gecos "Open Source Mobile Communications" \
+                osmocom
+    fi
+# Set permissions according to 
https://www.debian.org/doc/debian-policy/ch-files.html#s-permissions-owners
+    chperms osmocom osmocom 0660 /etc/osmocom/osmo-upf.cfg
+    chperms root osmocom 2775 /etc/osmocom
+
+  ;;
+esac
+
+# dh_installdeb(1) will replace this with shell code automatically
+# generated by other debhelper scripts.
+#DEBHELPER#

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Gerrit-Project: osmo-upf
Gerrit-Branch: master
Gerrit-Change-Id: I6caa561eff63d6ee58b5c7b0f8c69bfd2d134eb3
Gerrit-Change-Number: 29716
Gerrit-PatchSet: 2
Gerrit-Owner: msuraev <[email protected]>
Gerrit-Reviewer: Jenkins Builder
Gerrit-Reviewer: laforge <[email protected]>
Gerrit-Reviewer: osmith <[email protected]>
Gerrit-Reviewer: pespin <[email protected]>
Gerrit-MessageType: merged

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