Commit 9fe1559e authored by Ivan Tyagov's avatar Ivan Tyagov

Slaposify

parent f3398f29
[instance-profile] [instance-profile]
filename = instance.cfg.in filename = instance.cfg.in
md5sum = b0efa23802f4fa545eaa4e67c83f0b7d md5sum = d9fa99d4090bc686c6d14828fb2321da
...@@ -7,6 +7,8 @@ ...@@ -7,6 +7,8 @@
parts = parts =
directory directory
publish-connection-parameter publish-connection-parameter
coupler
coupler-promise
# Define egg directories to be the one from Software Release # Define egg directories to be the one from Software Release
# (/opt/slapgrid/...) # (/opt/slapgrid/...)
...@@ -14,7 +16,6 @@ parts = ...@@ -14,7 +16,6 @@ parts =
eggs-directory = {{ buildout['eggs-directory'] }} eggs-directory = {{ buildout['eggs-directory'] }}
develop-eggs-directory = {{ buildout['develop-eggs-directory'] }} develop-eggs-directory = {{ buildout['develop-eggs-directory'] }}
offline = true offline = true
extends = {{ template_monitor }} extends = {{ template_monitor }}
[instance-parameter] [instance-parameter]
...@@ -42,7 +43,6 @@ configuration.port = 1502 ...@@ -42,7 +43,6 @@ configuration.port = 1502
# configuration.mail-address = # configuration.mail-address =
# If the user doesn't specify it, it won't break and the recipe can handle it (i.e don't send any mail for example). # If the user doesn't specify it, it won't break and the recipe can handle it (i.e don't send any mail for example).
# Create all needed directories, depending on your needs # Create all needed directories, depending on your needs
[directory] [directory]
recipe = slapos.cookbook:mkdirectory recipe = slapos.cookbook:mkdirectory
...@@ -56,22 +56,9 @@ service = ${:etc}/service ...@@ -56,22 +56,9 @@ service = ${:etc}/service
# Path of the log directory used by our service (see [helloweb]) # Path of the log directory used by our service (see [helloweb])
log = ${:var}/log log = ${:var}/log
[coupler]
# Create a simple web server that says "hello <configuration.name>" to the web.
[helloweb]
# helloworld service is listening on:
# - global IPv6 address, and
# - fixed port
#
# NOTE because every computer partition is allocated its own global IPv6
# address, it is ok to fix the port - different hello-world instances will have
# different IPv6 addresses and they all will be accessible at the same time.
ipv6 = ${instance-parameter:ipv6-random}
# full URL - for convenience
#url = http://[${:ipv6}]:${:port}
# the service will log here # the service will log here
logfile = ${directory:log}/helloweb-${:kind}.log logfile = ${directory:log}/coupler.log
# Actual script that starts the service: # Actual script that starts the service:
# This recipe will try to "exec" the command-line after separating parameters. # This recipe will try to "exec" the command-line after separating parameters.
...@@ -81,43 +68,15 @@ command-line = ...@@ -81,43 +68,15 @@ command-line =
# Put this shell script in the "etc/service" directory. Each executable of this # Put this shell script in the "etc/service" directory. Each executable of this
# repository will be started and monitored by supervisord. If a service # repository will be started and monitored by supervisord. If a service
# exits/crashes, it will trigger a "bang" and cause a re-run of the instance. # exits/crashes, it will trigger a "bang" and cause a re-run of the instance.
wrapper-path = ${directory:service}/helloweb-${:kind} wrapper-path = ${directory:service}/coupler
# promise, that checks that helloweb service is alive # promise, that checks that helloweb service is alive
[helloweb-promise] [coupler-promise]
<= monitor-promise-base <= monitor-promise-base
module = check_port_listening module = check_port_listening
name = helloweb-${:kind}.py name = coupler.py
{# macro to instantiate service of `kind` to listen on `port` #}
{% set service_list = [] %}
{% macro hellowebsrv(kind, port) %}
{% do service_list.append(kind) %}
[helloweb-{{ kind }}]
<= helloweb
kind = {{ kind }}
port = {{ port }}
[helloweb-{{ kind }}-promise]
<= helloweb-promise
kind = {{ kind }}
config-hostname= ${instance-parameter:configuration.interface} config-hostname= ${instance-parameter:configuration.interface}
config-port = ${instance-parameter:configuration.port} config-port = ${instance-parameter:configuration.port}
{% endmacro %}
# services instantiation
{{ hellowebsrv('python', 7777) }}
# register all services/promises to buildout parts
[buildout]
parts +=
{%- for kind in service_list %}
helloweb-{{ kind }}
helloweb-{{ kind }}-promise
{%- endfor %}
# Publish all the parameters needed for the user to connect to the instance. # Publish all the parameters needed for the user to connect to the instance.
# It can be anything: URL(s), password(s), or arbitrary parameters. # It can be anything: URL(s), password(s), or arbitrary parameters.
......
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