1 files changed, 140 insertions, 0 deletions
diff --git a/debian/ceph-common.postinst b/debian/ceph-common.postinst
new file mode 100644
index 000000000..32e58fe06
--- /dev/null
+++ b/debian/ceph-common.postinst
@@ -0,0 +1,140 @@
+#!/bin/sh
+# vim: set noet ts=8:
+# postinst script for ceph-common
+#
+# see: dh_installdeb(1)
+
+set -e
+
+# summary of how this script can be called:
+#
+# 	postinst configure <most-recently-configured-version>
+# 	old-postinst abort-upgrade <new-version>
+# 	conflictor's-postinst abort-remove in-favour <package> <new-version>
+# 	postinst abort-remove
+# 	deconfigured's-postinst abort-deconfigure in-favour <failed-install-package> <version> [<removing conflicting-package> <version>]
+#
+
+# for details, see http://www.debian.org/doc/debian-policy/ or
+# the debian-policy package
+
+
+# Let the admin override these distro-specified defaults.  This is NOT
+# recommended!
+[ -f "/etc/default/ceph" ] && . /etc/default/ceph
+
+[ -z "$SERVER_HOME" ] && SERVER_HOME=/var/lib/ceph
+[ -z "$SERVER_USER" ] && SERVER_USER=ceph
+[ -z "$SERVER_NAME" ] && SERVER_NAME="Ceph storage service"
+[ -z "$SERVER_GROUP" ] && SERVER_GROUP=ceph
+[ -z "$SERVER_UID" ] && SERVER_UID=64045  # alloc by Debian base-passwd maintainer
+[ -z "$SERVER_GID" ] && SERVER_GID=$SERVER_UID
+
+
+# Groups that the user will be added to, if undefined, then none.
+[ -z "$SERVER_ADDGROUP" ] && SERVER_ADDGROUP=
+
+# Custom dpkg-maintscript-helper type function to deal with
+# nested /etc/default/ceph/ceph
+finish_mv_ceph_defaults() {
+    rm -rf "/etc/default/ceph.dpkg-backup/ceph.dpkg-remove"
+
+    [ -e "/etc/default/ceph.dpkg-backup/ceph" ] || return 0
+
+    echo "Preserving user changes to /etc/default/ceph (renamed from /etc/default/ceph/ceph)..."
+    if [ -f "/etc/default/ceph" ]; then
+        mv -f "/etc/default/ceph" "/etc/default/ceph.dpkg-new"
+    fi
+    mv -f "/etc/default/ceph.dpkg-backup/ceph" "/etc/default/ceph"
+}
+
+case "$1" in
+    configure)
+       # create user to avoid running server as root
+       # 1. create group if not existing
+       if ! getent group | grep -q "^$SERVER_GROUP:" ; then
+	   echo -n "Adding group $SERVER_GROUP.."
+          addgroup --quiet --system --gid $SERVER_GID \
+	      $SERVER_GROUP 2>/dev/null ||true
+	  echo "..done"
+       fi
+       # 2. create user if not existing
+       if ! getent passwd | grep -q "^$SERVER_USER:"; then
+	 echo -n "Adding system user $SERVER_USER.."
+         adduser --quiet \
+                 --system \
+                 --no-create-home \
+                 --disabled-password \
+	         --uid $SERVER_UID \
+	         --gid $SERVER_GID \
+	         --home $SERVER_HOME \
+                 $SERVER_USER 2>/dev/null || true
+	 echo "..done"
+       fi
+       # 3. adjust passwd entry
+       echo -n "Setting system user $SERVER_USER properties.."
+       usermod -c "$SERVER_NAME" \
+               -d $SERVER_HOME   \
+               -g $SERVER_GROUP  \
+               $SERVER_USER
+
+       # Unlock $SERVER_USER in case it is locked from an uninstall
+       if [ -f /etc/shadow ]; then
+           usermod -U -e '' $SERVER_USER
+       else
+	   usermod -U $SERVER_USER
+       fi
+       echo "..done"
+
+       # 5. adjust file and directory permissions
+       if ! dpkg-statoverride --list $SERVER_HOME >/dev/null
+       then
+           chown $SERVER_USER:$SERVER_GROUP $SERVER_HOME
+           chmod u=rwx,g=rx,o= $SERVER_HOME
+       fi
+       if ! dpkg-statoverride --list /var/log/ceph >/dev/null
+       then
+           chown -R $SERVER_USER:$SERVER_GROUP /var/log/ceph
+	   # members of group ceph can log here, but cannot remove
+	   # others' files.  non-members cannot read any logs.
+           chmod u=rwx,g=rwxs,o=t /var/log/ceph
+       fi
+
+       # 6. fix /var/run/ceph
+       if [ -d /var/run/ceph ]; then
+	   echo -n "Fixing /var/run/ceph ownership.."
+	   chown $SERVER_USER:$SERVER_GROUP /var/run/ceph
+	   echo "..done"
+       fi
+
+       # create /run/ceph.  fail softly if systemd isn't present or
+       # something.
+       [ -x $(command -v systemd-tmpfiles)"" ] && systemd-tmpfiles --create || true
+
+       # Complete renames of /etc/default/ceph
+       if [ -n "$2" ] &&
+          dpkg --compare-versions -- "$2" le-nl 10.2.1-0ubuntu1; then
+           finish_mv_ceph_defaults
+	   # Preserve dpkg-backup directory if it still contains
+	   # any file
+           if ! ls -1qA "/etc/default/ceph.dpkg-backup" | grep -q . ; then
+              rm -rf "/etc/default/ceph.dpkg-backup"
+           fi
+       fi
+    ;;
+    abort-upgrade|abort-remove|abort-deconfigure)
+	:
+    ;;
+
+    *)
+        echo "postinst called with unknown argument \`$1'" >&2
+        exit 1
+    ;;
+esac
+
+# dh_installdeb will replace this with shell code automatically
+# generated by other debhelper scripts.
+
+#DEBHELPER#
+
+exit 0