Baguette/service
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UI update.

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- `start` and `stop` now take service ids in parameter and can take
    multiple of them.
  - Errors are displayed properly (instead of “index out of bounds” or
    “nil assertion failed”) when invalid ids are provided on the CLI for
    `start` and `stop`.
This commit is contained in:
Luka Vandervelden 2019-06-08 18:46:53 +02:00
parent 3e8a1d2ab2
commit dddf285046
1 changed files with 39 additions and 11 deletions
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50
src/main.cr
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@ -142,7 +142,10 @@ end
class Service
getter environment : Environment
getter providers = ProvidersList.new
class Exception < ::Exception
end
class ProvidersList < Hash(String, String)
def []?(name)
super(name).try { |x| Service.get_by_id x}
@ -405,19 +408,44 @@ begin
elsif args[0] == "del"
Service.new(args[1], args[2]?).remove RC_DIRECTORY
elsif args[0] == "start"
#service = Service.new(args[1], args[2]?)
service = Service.get_by_id(args[1]).not_nil!
service.dependency_tree.flatten.reverse.each do |service|
if service.status(PID_DIRECTORY) == Service::Status::Running
next
services = args[1..args.size].map do |arg|
service = Service.get_by_id(arg)
unless service
raise Service::Exception.new "Service '#{arg}' does not exist."
end
puts "starting #{service.to_s}"
service.start PID_DIRECTORY, LOG_DIRECTORY
service
end
services.each do |service|
service.dependency_tree.flatten.reverse.each do |service|
if service.status(PID_DIRECTORY) == Service::Status::Running
next
end
puts "starting #{service.to_s}"
service.start PID_DIRECTORY, LOG_DIRECTORY
end
end
elsif args[0] == "stop"
# FIXME: Build revdep tree and stop services started as dependencies?
Service.new(args[1], args[2]?).stop PID_DIRECTORY
services = args[1..args.size].map do |arg|
service = Service.get_by_id(arg)
unless service
raise Service::Exception.new "Service '#{arg}' does not exist."
end
service
end
services.each do |service|
# FIXME: Build revdep tree and stop services started as dependencies?
if service.status(PID_DIRECTORY) == Service::Status::Running
puts "stopping #{service.to_s}"
service.stop PID_DIRECTORY
end
end
elsif args[0] == "status"
puts Service.new(args[1], args[2]?).status PID_DIRECTORY
elsif args[0] == "show"
@ -451,7 +479,7 @@ begin
STDERR << parser << "\n"
exit 1
end
rescue e
rescue e : Service::Exception
STDERR << e.message << "\n"
exit 2
end