Repair multi-ca generating states

Salt (ca.sls) supports generation a few CA.cert but it works incorrectly.
When we generate a few ca.cert, salt must upload it to mine. But it overwrites previous ones.

Related-Prod: PROD-21740

Change-Id: I60f1089cc58758d3be65371deaaa69348fde86a4

salt/minion/ca.sls

 include:
 - salt.minion.service
 
+{%- set all_ca_certs_dir = '/etc/pki/all_cas' %}
+
 {%- for ca_name,ca in minion.ca.iteritems() %}
 
 {%- set ca_file = ca.get('ca_file', '/etc/pki/ca/' ~ ca_name ~ '/ca.crt') %}
     - require:
       - x509: {{ ca_file }}
 
-salt_system_ca_mine_send_ca_{{ ca_name }}:
-  module.run:
-  - name: mine.send
-  - func: x509.get_pem_entries
-  - kwargs:
-      glob_path: {{ ca_file }}
+copy_to_{{all_ca_certs_dir}}/{{ ca_name }}:
+  file.copy:
+  - name: {{ all_ca_certs_dir }}/{{ ca_name }}.crt
+  - source: {{ ca_file }}
+  - makedirs: True
+  - force: True
+  - unless:
+    - diff -q {{ ca_file }} {{ all_ca_certs_dir }}/{{ ca_name }}.crt
   - require:
     - x509: {{ ca_file }}
 
 {%- endfor %}
 
+salt_system_ca_mine_send_ca:
+  module.run:
+  - name: mine.send
+  - func: x509.get_pem_entries
+  - kwargs:
+      mine_function: x509.get_pem_entries
+      glob_path: {{ all_ca_certs_dir }}/*
+
 {%- endif %}

salt/minion/cert.sls

 {%- if cert.host is defined and ca_file not in created_ca_files %}
 {%- for ca_path,ca_cert in salt['mine.get'](cert.host, 'x509.get_pem_entries').get(cert.host, {}).iteritems() %}
 
-{%- if '/etc/pki/ca/'+cert.authority in ca_path %}
+{%- if '/etc/pki/all_cas/'+cert.authority in ca_path %}
 
 {{ ca_file }}:
   x509.pem_managed:
       - cmd: salt_minion_cert_{{ cert_name }}_all
     {%- endif %}
 
-
 # TODO: Squash this with the previous state after switch to Salt version >= 2016.11.2
 {{ ca_file }}_cert_permissions:
   file.managed:
 {%- if ca_path.endswith('ca.crt') %}
 
 {# authority name can be obtained only from a cacert path in case of mine.get #}
-{%- set ca_authority = ca_path.split("/")[-2] %}
+{%- set ca_authority = ca_path.split("/")[-1].split(".")[0] %}
 {%- set cacert_file="%s/ca-%s.crt" % (cacerts_dir,ca_authority) %}
 
 salt_trust_ca_{{ cacert_file }}: