Fix testing / installing on SLES 15

Make sure we identify SLES 15 as suse for our zypper tests
Make sure we don't remove the symlinks on SLES when doing an upgrade or the new release will be broken

Signed-off-by: Tim Smith <tsmith@chef.io>

4 files changed, 35 insertions, 10 deletions

diff --git a/omnibus/package-scripts/angrychef/postrm b/omnibus/package-scripts/angrychef/postrm
index 247688074e..7789e7f221 100755
--- a/omnibus/package-scripts/angrychef/postrm
+++ b/omnibus/package-scripts/angrychef/postrm
@@ -11,11 +11,19 @@ is_smartos() {
   uname -v | grep "^joyent" 2>&1 >/dev/null
 }
 
-is_darwin()
-{
+is_darwin() {
   uname -v | grep "^Darwin" 2>&1 >/dev/null
 }
 
+is_suse() {
+  if [ -f /etc/os-release ]; then
+    source /etc/os-release
+    [ $ID_LIKE == "sles" ] || [ $ID_LIKE == "suse" ]
+  else
+    [ -f /etc/SuSE-release ]
+  fi
+}
+
 if is_smartos; then
     PREFIX="/opt/local"
 elif is_darwin; then
@@ -33,7 +41,7 @@ cleanup_symlinks() {
 
 # Clean up binary symlinks if they exist
 # see: http://tickets.opscode.com/browse/CHEF-3022
-if [ ! -f /etc/redhat-release -a ! -f /etc/fedora-release -a ! -f /etc/system-release -a ! -f /etc/SuSE-release ]; then
+if [ ! -f /etc/redhat-release -a ! -f /etc/fedora-release -a ! -f /etc/system-release -a ! is_suse ]; then
   # not a redhat-ish RPM-based system
   cleanup_symlinks
 elif [ "x$1" = "x0" ]; then
diff --git a/omnibus/package-scripts/chef-fips/postrm b/omnibus/package-scripts/chef-fips/postrm
index 247688074e..7789e7f221 100755
--- a/omnibus/package-scripts/chef-fips/postrm
+++ b/omnibus/package-scripts/chef-fips/postrm
@@ -11,11 +11,19 @@ is_smartos() {
   uname -v | grep "^joyent" 2>&1 >/dev/null
 }
 
-is_darwin()
-{
+is_darwin() {
   uname -v | grep "^Darwin" 2>&1 >/dev/null
 }
 
+is_suse() {
+  if [ -f /etc/os-release ]; then
+    source /etc/os-release
+    [ $ID_LIKE == "sles" ] || [ $ID_LIKE == "suse" ]
+  else
+    [ -f /etc/SuSE-release ]
+  fi
+}
+
 if is_smartos; then
     PREFIX="/opt/local"
 elif is_darwin; then
@@ -33,7 +41,7 @@ cleanup_symlinks() {
 
 # Clean up binary symlinks if they exist
 # see: http://tickets.opscode.com/browse/CHEF-3022
-if [ ! -f /etc/redhat-release -a ! -f /etc/fedora-release -a ! -f /etc/system-release -a ! -f /etc/SuSE-release ]; then
+if [ ! -f /etc/redhat-release -a ! -f /etc/fedora-release -a ! -f /etc/system-release -a ! is_suse ]; then
   # not a redhat-ish RPM-based system
   cleanup_symlinks
 elif [ "x$1" = "x0" ]; then
diff --git a/omnibus/package-scripts/chef/postrm b/omnibus/package-scripts/chef/postrm
index 247688074e..7789e7f221 100755
--- a/omnibus/package-scripts/chef/postrm
+++ b/omnibus/package-scripts/chef/postrm
@@ -11,11 +11,19 @@ is_smartos() {
   uname -v | grep "^joyent" 2>&1 >/dev/null
 }
 
-is_darwin()
-{
+is_darwin() {
   uname -v | grep "^Darwin" 2>&1 >/dev/null
 }
 
+is_suse() {
+  if [ -f /etc/os-release ]; then
+    source /etc/os-release
+    [ $ID_LIKE == "sles" ] || [ $ID_LIKE == "suse" ]
+  else
+    [ -f /etc/SuSE-release ]
+  fi
+}
+
 if is_smartos; then
     PREFIX="/opt/local"
 elif is_darwin; then
@@ -33,7 +41,7 @@ cleanup_symlinks() {
 
 # Clean up binary symlinks if they exist
 # see: http://tickets.opscode.com/browse/CHEF-3022
-if [ ! -f /etc/redhat-release -a ! -f /etc/fedora-release -a ! -f /etc/system-release -a ! -f /etc/SuSE-release ]; then
+if [ ! -f /etc/redhat-release -a ! -f /etc/fedora-release -a ! -f /etc/system-release -a ! is_suse ]; then
   # not a redhat-ish RPM-based system
   cleanup_symlinks
 elif [ "x$1" = "x0" ]; then
diff --git a/spec/support/platform_helpers.rb b/spec/support/platform_helpers.rb
index 6ae052ba1d..5ae9c01722 100644
--- a/spec/support/platform_helpers.rb
+++ b/spec/support/platform_helpers.rb
@@ -220,7 +220,8 @@ def selinux_enabled?
 end
 
 def suse?
-  File.exists?("/etc/SuSE-release")
+  ::File.exists?("/etc/SuSE-release") ||
+    ( ::File.exists?("/etc/os-release") && /sles|suse/.match?(File.read("/etc/os-release")) )
 end
 
 def root?