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authorkwadronaut <kwadronaut@leap.se>2015-11-12 10:00:27 +0100
committerkwadronaut <kwadronaut@leap.se>2015-11-12 10:00:27 +0100
commit92cc2b1118e98a4fb086d7c62a140dbfc845f4b0 (patch)
tree92896619c0cf4ace177cecfbdea6cbbbb9bc8419 /lib/leap_cli/commands/db.rb
parent81467100826ad95266a4c29b11a2ecef759dd782 (diff)
parent7d0b6b25e49a1ccb70c4f502f7dfc58878b900cc (diff)
Merge remote-tracking branch 'origin/develop' into HEAD
Diffstat (limited to 'lib/leap_cli/commands/db.rb')
-rw-r--r--lib/leap_cli/commands/db.rb86
1 files changed, 86 insertions, 0 deletions
diff --git a/lib/leap_cli/commands/db.rb b/lib/leap_cli/commands/db.rb
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+++ b/lib/leap_cli/commands/db.rb
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+module LeapCli; module Commands
+
+ desc 'Database commands.'
+ command :db do |db|
+ db.desc 'Destroy one or more databases. If present, limit to FILTER nodes. For example `leap db destroy --db sessions,tokens testing`.'
+ db.arg_name 'FILTER', :optional => true
+ db.command :destroy do |destroy|
+ destroy.flag :db, :arg_name => "DATABASES", :desc => 'Comma separated list of databases to destroy (no space). Use "--db all" to destroy all databases.', :optional => true
+ destroy.flag :user, :arg_name => "USERS", :desc => 'Comma separated list of usernames. The storage databases for these user(s) will be destroyed.', :optional => true
+ destroy.action do |global_options,options,args|
+ dbs = (options[:db]||"").split(',')
+ users = (options[:user]||"").split(',')
+ if dbs.empty? && users.empty?
+ bail!('Either --db or --user is required.')
+ end
+ nodes = manager.filter(args)
+ if nodes.any?
+ nodes = nodes[:services => 'couchdb']
+ end
+ unless nodes.any?
+ bail! 'No db nodes selected.'
+ end
+ if users.any?
+ unless global_options[:yes]
+ say 'You are about to permanently destroy user databases for [%s] for nodes [%s].' % [users.join(', '), nodes.keys.join(', ')]
+ bail! unless agree("Continue? ")
+ end
+ destroy_user_dbs(nodes, users)
+ elsif dbs.any?
+ unless global_options[:yes]
+ if dbs.include?('all')
+ say 'You are about to permanently destroy all database data for nodes [%s].' % nodes.keys.join(', ')
+ else
+ say 'You are about to permanently destroy databases [%s] for nodes [%s].' % [dbs.join(', '), nodes.keys.join(', ')]
+ end
+ bail! unless agree("Continue? ")
+ end
+ if dbs.include?('all')
+ destroy_all_dbs(nodes)
+ else
+ destroy_dbs(nodes, dbs)
+ end
+ say 'You must run `leap deploy` in order to create the databases again.'
+ end
+ end
+ end
+ end
+
+ private
+
+ def destroy_all_dbs(nodes)
+ ssh_connect(nodes) do |ssh|
+ ssh.run('/etc/init.d/bigcouch stop && test ! -z "$(ls /opt/bigcouch/var/lib/ 2> /dev/null)" && rm -r /opt/bigcouch/var/lib/* && echo "All DBs destroyed" || echo "DBs already destroyed"')
+ end
+ end
+
+ def destroy_dbs(nodes, dbs)
+ nodes.each_node do |node|
+ ssh_connect(node) do |ssh|
+ dbs.each do |db|
+ ssh.run(DESTROY_DB_COMMAND % {:db => db})
+ end
+ end
+ end
+ end
+
+ def destroy_user_dbs(nodes, users)
+ nodes.each_node do |node|
+ ssh_connect(node) do |ssh|
+ users.each do |user|
+ ssh.run(DESTROY_USER_DB_COMMAND % {:user => user})
+ end
+ end
+ end
+ end
+
+ DESTROY_DB_COMMAND = %{
+if [ 200 = `curl -ns -w "%%{http_code}" -X GET "127.0.0.1:5984/%{db}" -o /dev/null` ]; then
+ echo "Result from DELETE /%{db}:" `curl -ns -X DELETE "127.0.0.1:5984/%{db}"`;
+else
+ echo "Skipping db '%{db}': it does not exist or has already been deleted.";
+fi
+}
+
+ DESTROY_USER_DB_COMMAND = %{/srv/leap/couchdb/scripts/destroy-user-db --username %{user}}
+end; end