Module: LandscapeTurner::Helpers

Included in:
Backup, Restore
Defined in:
lib/landscape-turner/helpers.rb

Instance Method Summary collapse

Instance Method Details

#get_landscape_databases ⇒ Object 



9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
# File 'lib/landscape-turner/helpers.rb', line 9

def get_landscape_databases()
 landscape_databases = Array.new()
 list = Open3.capture3("cd /tmp && sudo -u postgres psql -qlA")[0].split("\n")
 #This is to remove irrelevant information generated from this command at the first and last line.
 list.shift()
 list.pop()
 landscape_list = Array.new()
 list.each { |item|
 db_name = item.split("|")[0]
 if db_name.start_with?("landscape")
   landscape_list.push(db_name)
 end
 }
 return landscape_list
end

#safe_system(cmd) ⇒ Object 



5
6
7
8
 
# File 'lib/landscape-turner/helpers.rb', line 5

def safe_system(cmd)
  e = system(cmd)
  raise "Failure in command: #{cmd.inspect}!" unless e
end