salt stat error

[root@salt salt]# salt '*' state.apply
salt.localdomain:
----------
          ID: /etc/httpd/extra/httpd-vhosts.conf
    Function: file.managed
      Result: True
     Comment: File /etc/httpd/extra/httpd-vhosts.conf is in the correct state
     Started: 19:23:33.175859
    Duration: 83.816 ms
     Changes:
----------
          ID: apache
    Function: pkg.installed
      Result: False
     Comment: Error occurred installing package(s). Additional info follows:

              errors:
                  - Running scope as unit run-20208.scope.
                    Loaded plugins: fastestmirror
                    Loading mirror speeds from cached hostfile
                     * base: mirror.metrocast.net
                     * epel: mirror.sfo12.us.leaseweb.net
                     * extras: mirror.supremebytes.com
                     * updates: mirror.san.fastserv.com
                    No package apache available.
                    Error: Nothing to do
     Started: 19:23:34.555697
    Duration: 6991.205 ms
     Changes:
----------
          ID: apache
    Function: service.running
        Name: httpd
      Result: False
     Comment: One or more requisite failed: webserver.apache
     Changes:
----------
          ID: /var/www/index.html
    Function: file.managed
      Result: False
     Comment: The following requisites were not found:
                                 require:
                                     pkg: httpd
     Changes:

Summary for salt.localdomain
------------
Succeeded: 1
Failed:    3
------------
Total states run:     4
Total run time:   7.075 s
ERROR: Minions returned with non-zero exit code
## error using salt states

httpd:
  pkg.installed: []
  service.running:
    - require:
      - pkg: httpd

/var/www/index.html:                        # ID declaration
  file:                                     # state declaration
    - managed                               # function
    - source: salt://webserver/index.html   # function arg
    - require:                              # requisite declaration
      - pkg: httpd                         # requisite reference
      
      
 ## salt state files are here
 
 [root@vendoronsite salt]# ls -l /srv/salt/
total 12
-rw-r--r--. 1 salt salt   3 Oct  3 14:46 index.html
drwxr-xr-x. 4 salt salt  34 Oct  3 14:10 lab
drwxr-xr-x. 4 salt salt  34 Oct  3 14:10 non-prod
-rw-r--r--. 1 salt salt  29 Oct  3 14:14 top.sls
drwxr-xr-x. 2 salt salt   6 Oct  3 15:05 webserver
-rw-r--r--. 1 salt salt 453 Oct  3 15:02 webserver.sls

## file roots in salt master
file_roots:
   base:
     - /srv/salt/
   non-prod:
     - /srv/salt/non-prod/services
     - /srv/salt/non-prod/states
   lab:
     - /srv/salt/lab/services
     - /srv/salt/lab/states