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Add ssh options #4

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2 changes: 2 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -27,12 +27,14 @@ Note: Mac users with the latest version of XCode may run into a compilation err
-l, --login [USER] Log in with this user
-t, --tags [TAGS] a 'space' sparated key value pair of tags and values (i.e. -t 'role=web,database environment=dev')
-r, --region [REGION] AWS region
-o, --options [SSH_OPTIONS] ssh options to pass directly to cssh
-s, --screen [SCREEN] What screen to use for clustering windows (form multiple displays)
-p, --use-public-ip Use public IP (default false)


$cluster -t Name=web,database #Connects to all web and database servers
$cluster -t 'role=web,database environment=dev' #Connects to all web and database servers in the dev environment
$cluster -t 'role=web,database environment=dev' -o"-i /Path/to/key.pem" # connect using explicit private key

## Notes

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8 changes: 7 additions & 1 deletion bin/cluster
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Expand Up @@ -10,7 +10,7 @@ options = {
}

OptionParser.new do |opts|
opts.banner = "Usage: cluster [-t TAGS] [-l USER] [-k KEY -s SECRET] [-r region]"
opts.banner = "Usage: cluster [-t TAGS] [-l USER] [-k KEY -s SECRET] [-r region] [-o SSH_OPTIONS]"

opts.on("-l", "--login [USER]", "Log in with this user") do |opt|
options['user'] = opt
Expand All @@ -32,6 +32,11 @@ OptionParser.new do |opts|
options['use_public_ip'] = true
end

#Allow -o to be passed to give specific ssh options
opts.on("-o", "--options [SSH_OPTIONS]", "ssh options to pass directly to cssh") do |opt|
options['SSH_OPTIONS'] = opt
end

end.parse!

Aws.config.update({:region => options['region']})
Expand Down Expand Up @@ -80,6 +85,7 @@ end
cssh = (/darwin/ =~ RUBY_PLATFORM) ? 'csshX' : 'cssh'

cmd = "#{cssh}"
cmd = cmd + " --ssh_args '#{options['SSH_OPTIONS']}'"
cmd = cmd + " -l #{options['user']}" unless options['user'].nil?
cmd = cmd + " -screen #{options['screen']}" unless options['screen'].nil?
cmd = cmd + " #{matched_instances.join ' '}"
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