Replace hard-coded paths with path constants

Several run() calls used hard-coded paths rather than pre-defined paths
from ipaplatform.paths. The patch fixes all places that I was able to
find with a simple search.

The fix simplifies Darix's port of freeIPA on openSuSE.

Signed-off-by: Christian Heimes <cheimes@redhat.com>
Reviewed-By: Rob Crittenden <rcritten@redhat.com>

install/tools/ipa-adtrust-install

@@ -110,7 +110,7 @@ def read_admin_password(admin_name):
 
 def ensure_admin_kinit(admin_name, admin_password):
     try:
-        ipautil.run(['kinit', admin_name], stdin=admin_password+'\n')
+        ipautil.run([paths.KINIT, admin_name], stdin=admin_password+'\n')
     except ipautil.CalledProcessError:
         print("There was error to automatically re-kinit your admin user "
               "ticket.")

install/tools/ipa-ca-install

@@ -341,7 +341,7 @@ def main():
         install(safe_options, options, filename)
 
     # execute ipactl to refresh services status
-    ipautil.run(['ipactl', 'start', '--ignore-service-failures'],
+    ipautil.run([paths.IPACTL, 'start', '--ignore-service-failures'],
                 raiseonerr=False)
 
     api.Backend.ldap2.disconnect()

install/tools/ipa-dns-install

@@ -150,7 +150,7 @@ def main():
     dns_installer.install(True, False, options)
 
     # execute ipactl to refresh services status
-    ipautil.run(['ipactl', 'start', '--ignore-service-failures'],
+    ipautil.run([paths.IPACTL, 'start', '--ignore-service-failures'],
                 raiseonerr=False)
 
     api.Backend.ldap2.disconnect()