Class: MetaCon::Command
Constant Summary
collapse
- CMD_ALIASES =
{
:init => :init,
:initialize => :init,
:st => :stat,
:stat => :stat,
:status => :stat,
:statistics => :stat,
:c => :curr,
:curr => :curr,
:current => :curr,
:role => :role,
:rtc => :rtc,
:rctx => :rtc,
:runtime => :rtc,
:runtimecontext => :rtc,
:os => :os,
:operatingsystem => :os,
:host => :host,
:machine => :host,
:computer => :host,
:server => :host,
:conf => :conf,
:config => :conf,
:configuration=> :conf,
:prompt => :ps1,
:ps1 => :ps1
}- COMMANDS =
[[:init, {:args => ['[DIRECTORY]'],
:desc => 'Init metacon project dir, default ./, create if necessary',
:handler => MetaCon::Init}],
[:stat, {:args => ['[STAT-NAME]'],
:desc => 'Status of / information about the current context',
:handler => MetaCon::Stat}],
[:curr, {:args => ['[KIND]'],
:desc => 'Display current metacontext (or specified part)',
:handler => MetaCon::Stat}],
[:role, {:args => ['[SWITCH-TO]'],
:desc => 'Show current role in list, or switch to new.',
:handler => MetaCon::Switch}],
[:rtc, {:args => ['[SWITCH-TO]'],
:desc => 'Show current runtime-context in list, or switch to new.',
:handler => MetaCon::Switch}],
[:os, {:args => ['[SWITCH-TO]'],
:desc => 'Show current OS in list, or try to switch to new.',
:handler => MetaCon::Switch}],
[:host, {:args => ['[SWITCH-TO]'],
:desc => 'Show current host/machine in list, or try to switch to new.',
:handler => MetaCon::Switch}],
[:conf, {:args => ['[FAMILY]'],
:desc => 'Output the currently applicable configuration',
:handler => MetaCon::Command}],
[:ps1, {:args => [],
:desc => 'Emit value appropriate for ps1 prompt',
:handler => MetaCon::Command}] ]
Constants included
from CLIHelpers
MetaCon::CLIHelpers::ANSI, MetaCon::CLIHelpers::CONTEXT_OS, MetaCon::CLIHelpers::ESCS
Class Method Summary
collapse
Methods included from CLIHelpers
#best_profile_file, #cfail, #chd, #check_tool, #color_puts, #command_exists?, #cstr2, #cwarn, #darwin?, #fj, #included, #linux?, #mac?, #result, #shellescape, #status
Class Method Details
.handle(cmd, clo, opts) ⇒ Object
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# File 'lib/metacon/command.rb', line 134
def self.handle(cmd,clo,opts)
if cmd == :conf
conf = $proj.conf
conf = Hash[opts.map{|fam| [fam, conf[fam]]}] if opts.size > 0
puts conf.to_yaml
elsif cmd == :ps1
puts ps1
end
end
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.ps1(color = true) ⇒ Object
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# File 'lib/metacon/command.rb', line 144
def self.ps1(color=true)
return `echo "$ORIG_PS1"` unless $proj.valid
fc = $proj.full_context
parts = [fc[:name]]
style = []
style << 'underline' if fc[:git_branch] == 'master'
style << ({:diverged => 'fg_blue',
:behind => 'fg_yellow',
:ahead => 'fg_green'}[fc[:git_upstream]] || 'fg_default')
gitbr = "<|reset|#{style.join('|')}>#{fc[:git_branch]}<|reset|>"
if fc[:git_has_unstaged] then gitbr << '<|bright>*<|reset>'
elsif fc[:git_has_staged] then gitbr << '<|bright>+<|reset>'
elsif fc[:git_has_stashed] then gitbr << '<|bright>$<|reset>' end
parts << gitbr
r = fc[:runtime_context]
style = []
style << 'fg_red' if r[/^prod|hot/i]
style << 'bright' if r[/^prod|hot/i]
style << 'fg_green' if r[/^dev/i]
style << 'fg_yellow' if r[/test/i]
style << 'fg_cyan' if r[/staging|deploy/i]
parts << "<|reset|#{style.join('|')}>#{r}<|reset|>"
parts << (fc[:role] == 'main' ? '~' : "<|reset>#{fc[:role]}")
parts << (fc[:os] == $proj.this_os ? '~' : "<|reset>#{fc[:os]}")
parts << (fc[:machine] == $proj.this_host ? '~' : "<|reset>#{fc[:machine]}")
line = "<|reset|bright|fg_black>(<|reset|underline>#{parts.join('<|reset|bright|fg_black>/')}<|bright|fg_black>)<|reset>/#{fc[:pwd_from_root]}<|bright|fg_black>-><|reset> "
return MetaCon::CLIHelpers.cstr2(line)
end
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.run ⇒ Object
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# File 'lib/metacon/command.rb', line 76
def self.run
banner = "metacon\n"+
"MetaController version #{MetaCon::VERSION}\n" +
"Usage: metacon [COMMAND] [OPTIONS]"
options = {}
opts = OptionParser.new do |o|
o.version = MetaCon.version
o.banner = banner
o.separator ''
o.on('-q', '--[no-]quiet', 'Run command quietly'){|v| options[:verbose]= !v}
o.on('-h','--help', 'Show this message'){puts o; exit 0}
o.on('--version', 'Show version and exit'){puts MetaCon::VERSION; exit 0}
o.on('-s', '--[no-]shell-output', 'Outputs commands for evaluating in the current shell') do |v|
options[:shell]=v
end
o.separator ''
o.separator 'commands '
o.separator '------------------'
cmds = COMMANDS.map do |c,p|
args = p[:args].join(' ')
"#{(c.to_s + ' ' + args).ljust(36)} #{p[:desc]}"
end
o.separator cmds
end
rest = opts.parse(ARGV)
options[:shell] = false if options[:shell].nil?
options[:verbose] = true if options[:verbose].nil?
if rest.size == 0
puts(opts)
exit
end
command_key = rest.shift.strip.downcase
command = CMD_ALIASES[command_key.to_sym]
if command.nil?
cfail "Command #{command_key} not found. Use -h to see the list of commands."
exit 2
end
$cli = HighLine.new
$cli.extend(MetaCon::CLIHelpers)
$proj = nil
unless [:init].include?(command)
$proj = MetaCon::Project.new('./', options[:verbose])
unless $proj.valid || (command == :ps1)
$cli.cfail 'Not a metacon project. Use `metacon init`'
exit 5
end
end
command_info = COMMANDS.select{|k,v| k == command}[0][1]
command_info[:handler].send :handle, command, options, rest
end
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