Class: EY::Serverside::Server
- Inherits:
-
Struct
- Object
- Struct
- EY::Serverside::Server
- Defined in:
- lib/engineyard-serverside/server.rb
Instance Attribute Summary collapse
-
#hostname ⇒ Object
Returns the value of attribute hostname.
-
#name ⇒ Object
Returns the value of attribute name.
-
#roles ⇒ Object
Returns the value of attribute roles.
-
#user ⇒ Object
Returns the value of attribute user.
Class Method Summary collapse
- .from_hash(server_hash) ⇒ Object
-
.known_hosts_file ⇒ Object
Make a known hosts tempfile to absorb host fingerprints so we don't show.
Instance Method Summary collapse
- #authority ⇒ Object
- #command_on_server(prefix, cmd, &block) ⇒ Object
- #inspect ⇒ Object
- #local? ⇒ Boolean
- #matches_roles?(set) ⇒ Boolean
-
#remote_command(command) ⇒ Object
Explicitly putting that space in helps us make sure we don't accidentally leave off the space on the end of ssh_command.
- #role ⇒ Object
- #run(command) {|local? ? command : remote_command(command)| ... } ⇒ Object
- #scp_command(local_file, remote_file) ⇒ Object
- #ssh_command ⇒ Object
- #sync_directory_command(directory, ignore_existing = false) ⇒ Object
Instance Attribute Details
#hostname ⇒ Object
Returns the value of attribute hostname
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# File 'lib/engineyard-serverside/server.rb', line 6 def hostname @hostname end |
#name ⇒ Object
Returns the value of attribute name
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# File 'lib/engineyard-serverside/server.rb', line 6 def name @name end |
#roles ⇒ Object
Returns the value of attribute roles
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# File 'lib/engineyard-serverside/server.rb', line 6 def roles @roles end |
#user ⇒ Object
Returns the value of attribute user
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# File 'lib/engineyard-serverside/server.rb', line 6 def user @user end |
Class Method Details
.from_hash(server_hash) ⇒ Object
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# File 'lib/engineyard-serverside/server.rb', line 7 def self.from_hash(server_hash) new(server_hash[:hostname], Set.new(server_hash[:roles].map{|r|r.to_sym}), server_hash[:name], server_hash[:user]) end |
.known_hosts_file ⇒ Object
Make a known hosts tempfile to absorb host fingerprints so we don't show
Warning: Permanently added 'xxx' (RSA) to the list of known hosts.
for every ssh command. (even with StrictHostKeyChecking=no, the warning output is annoying)
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# File 'lib/engineyard-serverside/server.rb', line 83 def self.known_hosts_file @known_hosts_file ||= Tempfile.new('ey-ss-known-hosts') end |
Instance Method Details
#authority ⇒ Object
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# File 'lib/engineyard-serverside/server.rb', line 11 def "#{user}@#{hostname}" end |
#command_on_server(prefix, cmd, &block) ⇒ Object
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# File 'lib/engineyard-serverside/server.rb', line 61 def command_on_server(prefix, cmd, &block) command = block ? block.call(self, cmd.dup) : cmd command = "#{prefix} #{Escape.shell_command([command])}" local? ? command : remote_command(command) end |
#inspect ⇒ Object
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# File 'lib/engineyard-serverside/server.rb', line 15 def inspect name_s = name && ":#{name}" "#{hostname}(#{role}#{name_s})" end |
#local? ⇒ Boolean
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# File 'lib/engineyard-serverside/server.rb', line 33 def local? hostname == 'localhost' end |
#matches_roles?(set) ⇒ Boolean
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# File 'lib/engineyard-serverside/server.rb', line 24 def matches_roles?(set) (roles & set).any? end |
#remote_command(command) ⇒ Object
Explicitly putting that space in helps us make sure we don't accidentally leave off the space on the end of ssh_command.
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# File 'lib/engineyard-serverside/server.rb', line 73 def remote_command(command) ssh_command + " " + Escape.shell_command(["#{user}@#{hostname}", command]) end |
#role ⇒ Object
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# File 'lib/engineyard-serverside/server.rb', line 20 def role roles.to_a.first end |
#run(command) {|local? ? command : remote_command(command)| ... } ⇒ Object
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# File 'lib/engineyard-serverside/server.rb', line 67 def run(command) yield local? ? command : remote_command(command) end |
#scp_command(local_file, remote_file) ⇒ Object
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# File 'lib/engineyard-serverside/server.rb', line 49 def scp_command(local_file, remote_file) Escape.shell_command([ 'scp', '-i', "#{ENV['HOME']}/.ssh/internal", "-o", "StrictHostKeyChecking=no", "-o", "UserKnownHostsFile=#{self.class.known_hosts_file.path}", "-o", "PasswordAuthentication=no", local_file, "#{}:#{remote_file}", ]) end |
#ssh_command ⇒ Object
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# File 'lib/engineyard-serverside/server.rb', line 87 def ssh_command "ssh -i #{ENV['HOME']}/.ssh/internal -o StrictHostKeyChecking=no -o UserKnownHostsFile=#{self.class.known_hosts_file.path} -o PasswordAuthentication=no -o ServerAliveInterval=60" end |
#sync_directory_command(directory, ignore_existing = false) ⇒ Object
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# File 'lib/engineyard-serverside/server.rb', line 37 def sync_directory_command(directory, ignore_existing = false) return nil if local? ignore_flag = ignore_existing ? ["--ignore-existing"] : [] [ remote_command("mkdir -p #{directory}"), # File mod times aren't important during deploy, and # -a (archive mode) sets --times which causes problems. # -a is equivalent to -rlptgoD. We remove the -t, and add -q. Escape.shell_command(%w[rsync --delete -rlpgoDq] + ignore_flag + ["-e", ssh_command, "#{directory}/", "#{user}@#{hostname}:#{directory}"]) ].join(' && ') end |