Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with
or
.
Download ZIP
Tag: release-2.0.2
Fetching contributors…

Cannot retrieve contributors at this time

executable file 97 lines (88 sloc) 2.633 kB
#!/usr/bin/env ruby
# Phusion Passenger - http://www.modrails.com/
# Copyright (C) 2008 Phusion
#
# Phusion Passenger is a trademark of Hongli Lai & Ninh Bui.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
$LOAD_PATH << File.expand_path(File.dirname(__FILE__) + "/../lib")
$LOAD_PATH << File.expand_path(File.dirname(__FILE__) + "/../ext")
class StatusFifo
attr_accessor :filename
attr_accessor :pid
def initialize(filename, pid)
@filename = filename
@pid = pid
end
end
# Returns an array of all status FIFO files that are alive,
# and attempt to remove stale status FIFO files.
def list_and_clean_status_fifos
result = []
Dir["/tmp/passenger_status.*.fifo"].each do |filename|
filename =~ /(\d+).fifo$/
pid = $1.to_i
if process_is_alive?(pid)
result << StatusFifo.new(filename, pid)
else
puts "*** NOTICE: Removing stale status FIFO file #{filename}"
File.unlink(filename) rescue nil
end
end
return result
end
def process_is_alive?(pid)
begin
Process.kill(0, pid)
return true
rescue Errno::ESRCH
return false
rescue SystemCallError => e
return true
end
end
def show_status(status_fifo)
begin
puts File.read(status_fifo.filename)
rescue => e
STDERR.puts "*** ERROR: Cannot query status for Passenger instance #{status_fifo.pid}:"
STDERR.puts e.to_s
exit 2
end
end
def start
if ARGV.empty?
status_fifos = list_and_clean_status_fifos
if status_fifos.size == 0
STDERR.puts("ERROR: Phusion Passenger doesn't seem to be running.")
exit 2
elsif status_fifos.size == 1
show_status(status_fifos[0])
else
puts "It appears that multiple Passenger instances are running. Please select a"
puts "specific one by running:"
puts
puts " passenger-status <PID>"
puts
puts "The following Passenger instances are running:"
status_fifos.each do |status_fifo|
puts " PID: #{status_fifo.pid}"
end
exit 1
end
else
show_status(StatusFifo.new("/tmp/passenger_status.#{ARGV[0]}.fifo", ARGV[0].to_i))
end
end
start
Jump to Line
Something went wrong with that request. Please try again.