[202012] [generate_dump]: Enhance show techsupport for cisco-8000 platform (#2395)

* Collect data from /usr/share/sonic/device/<platform> and save in techsupport tarfile under sai directory

Author: gvlaemyn

scripts/generate_dump

@@ -939,6 +939,32 @@ collect_broadcom() {
     copy_from_masic_docker "syncd" "/var/log/bcm_diag_post" "/var/log/bcm_diag_post"
 }
 
+###############################################################################
+# Collect Cisco-8000 specific information
+# Globals:
+#  None
+# Arguments:
+#  None
+# Returns:
+#  None
+###############################################################################
+collect_cisco_8000() {
+    trap 'handle_error $? $LINENO' ERR
+    local platform=$(show platform summary --json | python -c 'import sys, json; \
+        print(json.load(sys.stdin)["platform"])')
+
+    if [ -d /usr/share/sonic/device/${platform} ]; then
+        pushd /usr/share/sonic/device/${platform} > /dev/null
+        for file in $(find . -path "./*plugin*" -prune -o -path "./*.xml" -prune -o -path "./*.yaml" -prune -o -print); do
+            save_file ${file} sai false
+        done
+        popd > /dev/null
+    else
+        echo "'/usr/share/sonic/device/${platform}' does not exist" > /tmp/error
+        save_file /tmp/error sai false
+    fi
+}
+
 ###############################################################################
 # Save log file
 # Globals:
@@ -1235,6 +1261,10 @@ main() {
         collect_broadcom
     fi
 
+    if [ "$asic" = "cisco-8000" ]; then
+        collect_cisco_8000
+    fi
+
     # 2nd counter snapshot late. Need 2 snapshots to make sense of counters trend.
     save_counter_snapshot $asic 2