-require "chef/mixin/command"
+require "chef/mixin/shell_out"
-class Chef
+module OpenStreetMap
class PostgreSQL
- include Chef::Mixin::Command
+ include Chef::Mixin::ShellOut
TABLE_PRIVILEGES = [
:select, :insert, :update, :delete, :truncate, :references, :trigger
@cluster = cluster
end
+ def version
+ @cluster.split("/").first.to_f
+ end
+
def execute(options)
# Create argument array
args = []
- # Build the arguments
- args.push("--command=\"#{options[:command].gsub('"', '\\"')}\"") if options[:command]
- args.push("--file=#{options[:file]}") if options[:file]
+ # Add the cluster
+ args.push("--cluster")
+ args.push(@cluster)
+
+ # Set output format
+ args.push("--no-align") unless options.fetch(:align, true)
- # Get the database to use
- database = options[:database] || "template1"
+ # Add any SQL command to execute
+ if options[:command]
+ args.push("--command")
+ args.push(options[:command])
+ end
+
+ # Add any file to execute SQL commands from
+ if options[:file]
+ args.push("--file")
+ args.push(options[:file])
+ end
- # Build the command to run
- command = "/usr/bin/psql --cluster #{@cluster} #{args.join(' ')} #{database}"
+ # Add the database name
+ args.push(options[:database] || "template1")
# Get the user and group to run as
user = options[:user] || "postgres"
group = options[:group] || "postgres"
# Run the command
- run_command(:command => command, :user => user, :group => group)
+ shell_out!("/usr/bin/psql", *args, :user => user, :group => group)
end
def query(sql, options = {})
- # Get the database to use
- database = options[:database] || "template1"
-
- # Construct the command string
- command = "/usr/bin/psql --cluster #{@cluster} --no-align --command='#{sql}' #{database}"
-
# Run the query
- status, stdout, stderr = output_of_command(command, :user => "postgres", :group => "postgres")
- handle_command_failures(status, "STDOUT: #{stdout}\nSTDERR: #{stderr}", :output_on_failure => true)
+ result = execute(options.merge(:command => sql, :align => false))
# Split the output into lines
- lines = stdout.split("\n")
+ lines = result.stdout.split("\n")
# Remove the "(N rows)" line from the end
lines.pop
end
end
+ def tablespaces
+ @tablespaces ||= query("SELECT spcname, usename FROM pg_tablespace AS t INNER JOIN pg_user AS u ON t.spcowner = u.usesysid").each_with_object({}) do |tablespace, tablespaces|
+ tablespaces[tablespace[:spcname]] = {
+ :owner => tablespace[:usename]
+ }
+ end
+ end
+
def tables(database)
@tables ||= {}
@tables[database] ||= query("SELECT n.nspname, c.relname, u.usename, c.relacl FROM pg_class AS c INNER JOIN pg_user AS u ON c.relowner = u.usesysid INNER JOIN pg_namespace AS n ON c.relnamespace = n.oid", :database => database).each_with_object({}) do |table, tables|