我仍然不知道该使用什么正确的语法。我正在尝试以下几点:
# Find all of the load-balancers reference
- name: Gather facts about all load-balancers
elb_application_lb_facts:
register: load_balancers
# Get the load-balancer we want
- name: Find the correct load-balancer
set_fact:
load_balancer_dns: "{{ load_balancer_dns }}"
elb_zone_id: "{{ elb_zone_id }}"
with_items: "{{ load_balancers | json_query(lb_query) }}"
vars:
lb_query: "load_balancers[?load_balancer_name=='{{load_balancer_name}}'].{load_balancer_dns: dns_name, elb_zone_id: canonical_hosted_zone_id}"这总是导致错误(在第二个任务中):The task includes an option with an undefined variable. The error was: 'load_balancer_dns' is undefined。
来自elb_application_lb_facts的JSON输出确实包含dns_name和canonical_hosted_zone_id键,它们与load_balancer_name (不是嵌套在某个地方)处于同一级别。
有谁能帮我解决这个问题的语法吗?
发布于 2018-08-13 10:45:45
设置该事实时需要包括"item“,因为您正在循环"with_items":
# Get the load-balancer we want
- name: Find the correct load-balancer
set_fact:
load_balancer_dns: "{{ item.load_balancer_dns }}"
elb_zone_id: "{{ item.elb_zone_id }}"
with_items: "{{ load_balancers | json_query(lb_query) }}"
vars:
lb_query: "load_balancers[?load_balancer_name=='simple-application-load-balancer'].{load_balancer_dns: dns_name, elb_zone_id: canonical_hosted_zone_id}"这里有文档:items#with-items
https://stackoverflow.com/questions/51819974
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