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|
class Exec < Oxidized::Hook
include Process
def initialize
super
@timeout = 60
@async = false
end
def validate_cfg!
# Syntax check
if cfg.has_key? "timeout"
@timeout = cfg.timeout
raise "invalid timeout value" unless @timeout.is_a?(Integer) &&
@timeout > 0
end
if cfg.has_key? "async"
@async = !!cfg.async
end
if cfg.has_key? "cmd"
@cmd = cfg.cmd
raise "invalid cmd value" unless @cmd.is_a?(String) || @cmd.is_a?(Array)
end
rescue RuntimeError => e
raise ArgumentError,
"#{self.class.name}: configuration invalid: #{e.message}"
end
def run_hook ctx
env = make_env ctx
log "Execute: #{@cmd.inspect}", :debug
th = Thread.new do
begin
run_cmd! env
rescue => e
raise e unless @async
end
end
th.join unless @async
end
def run_cmd! env
pid, status = nil, nil
Timeout.timeout(@timeout) do
pid = spawn env, @cmd , :unsetenv_others => true
pid, status = wait2 pid
unless status.exitstatus.zero?
msg = "#{@cmd.inspect} failed with exit value #{status.exitstatus}"
log msg, :error
raise msg
end
end
rescue TimeoutError
kill "TERM", pid
msg = "#{@cmd} timed out"
log msg, :error
raise TimeoutError, msg
end
def make_env ctx
env = {
"OX_EVENT" => ctx.event.to_s
}
if ctx.node
env.merge!(
"OX_NODE_NAME" => ctx.node.name.to_s,
"OX_NODE_FROM" => ctx.node.from.to_s,
"OX_NODE_MSG" => ctx.node.msg.to_s,
"OX_NODE_GROUP" => ctx.node.group.to_s,
"OX_EVENT" => ctx.event.to_s,
)
end
if ctx.job
env.merge!(
"OX_JOB_STATUS" => ctx.job.status.to_s,
"OX_JOB_TIME" => ctx.job.time.to_s,
)
end
env
end
end
|
