diff options
-rw-r--r-- | lib/chef/platform/service_helpers.rb | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/lib/chef/platform/service_helpers.rb b/lib/chef/platform/service_helpers.rb index 440391843e..4d4f512d6c 100644 --- a/lib/chef/platform/service_helpers.rb +++ b/lib/chef/platform/service_helpers.rb @@ -31,6 +31,14 @@ class Chef # not necessarily need to linux-specific, but currently all our # other service providers are narrowly platform-specific with no # alternatives. + # + # NOTE: if a system has (for example) chkconfig installed then we + # should report that chkconfig is installed. The fact that a system + # may also have systemd installed does not mean that we do not + # report that systemd is also installed. This module is purely for + # discovery of all the alternatives, handling the priority of the + # different services is NOT a design concern of this module. + # def service_resource_providers service_resource_providers = [] @@ -55,8 +63,7 @@ class Chef service_resource_providers << :redhat end - if ::File.exist?("/bin/systemctl") - # FIXME: look for systemd as init provider + if systemd_sanity_check? service_resource_providers << :systemd end @@ -86,7 +93,7 @@ class Chef configs << :usr_local_etc_rcd end - if ::File.exist?("/bin/systemctl") && platform_has_systemd_unit?(service_name) + if systemd_sanity_check? && platform_has_systemd_unit?(service_name) configs << :systemd end @@ -95,6 +102,10 @@ class Chef private + def systemd_sanity_check? + ::File.exist?("/bin/systemctl") && File.exist?("/proc/1/comm") && File.open("/proc/1/comm").gets.chomp == "systemd" + end + def extract_systemd_services(output) # first line finds e.g. "sshd.service" services = output.lines.split.map { |l| l.split[0] } @@ -106,6 +117,8 @@ class Chef services = extract_systemd_services(shell_out!("systemctl --all").stdout) + extract_systemd_services(shell_out!("systemctl --list-unit-files").stdout) services.include?(service_name) + rescue Mixlib::ShellOut::ShellCommandFailed + false end end end |