neo4j.install


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post_install() {
  assert_user_and_group_exist
  directory_permissions

  /usr/bin/systemd-tmpfiles --create neo4j.conf
}

post_upgrade() {
  assert_user_and_group_exist
  directory_permissions
  license_disclaimer
}

post_remove() {
  if getent passwd neo4j >/dev/null; then
    userdel neo4j
  fi
  if getent group neo4j >/dev/null; then
    groupdel neo4j
  fi
}

directory_permissions() {
  chown -R neo4j:neo4j /var/lib/neo4j
  chown -R neo4j:neo4j /var/log/neo4j
  chown -R neo4j:neo4j /etc/neo4j
}

assert_user_and_group_exist() {
  if ! getent group neo4j >/dev/null; then
    groupadd --system neo4j
  fi
  if ! getent passwd neo4j >/dev/null; then
    useradd --system -g neo4j -d /var/lib/neo4j -s /bin/false neo4j
  fi
}

license_disclaimer() {
  echo $(sed 's/ +/ /g' <<- EOF
    By installing the neo4j-enterprise package you are accepting
    the commercial license agreement from Neo4j Inc. Read the license
    under the /usr/share/licenses/neo4j directory or at
    https://neo4j.com/licensing/. Check and modify the licensing status
    by the "neo4j-admin server license" command.
EOF
)
}