print-status-html: only check mdadm if soft raid exists

1 files changed, 65 insertions, 61 deletions

diff --git a/print-status-html b/print-status-html
index 12dba2b..9ff06d3 100755
--- a/print-status-html
+++ b/print-status-html
@@ -52,73 +52,77 @@ EOF
       s/$/<br>/
     '
 
-  cat <<EOF
+  if [ -f /proc/mdstat ]; then
+
+    cat <<EOF
 <h1>Software RAIDs</h1>
 EOF
 
-  {
-    sed -n '
-      /^Personalities/d
-      /^\S/ {
-        N
-        s/^\(\S\+\)\s*:\s*\(\S\+\)\s.*\n\s*\([0-9]\)/\1: \2 \3/
+    {
+      sed -n '
+        /^Personalities/d
+        /^\S/ {
+          N
+          s/^\(\S\+\)\s*:\s*\(\S\+\)\s.*\n\s*\([0-9]\)/\1: \2 \3/
+          T
+          p
+        }
+        s/^\s\+\(\[[^][]\+]\)\s\+\(\S\+\)\s\+=\s\+\(\S\+\)\s\+\S\+\s\+\(finish=\S\+\)\s.*$/\2 \3 \1 \4/
         T
         p
-      }
-      s/^\s\+\(\[[^][]\+]\)\s\+\(\S\+\)\s\+=\s\+\(\S\+\)\s\+\S\+\s\+\(finish=\S\+\)\s.*$/\2 \3 \1 \4/
-      T
-      p
-    ' /proc/mdstat \
-    | sed '
-      s/^md\([0-9]\+\):/\1 \0/
-    ' \
-    | sort -k1n,1 \
-    | sed '
-      s/^\([0-9]\+\) md\1:/md\1:/
-    ' \
-    | while read -r line; do
-      if [ -z "${line%%* finish=*min*}" ]; then
-        duration="${line##* finish=}"
-        duration="${duration%%min*}"
-        time=$(
-          date +'%F %T' -d@$((
-            $(date +%s) + $(echo "60 * ${duration}" | bc -l | sed 's/\..*$//')
-          ))
-        )
-        printf '%s (%s)\n' "${line}" "${time}"
-      else
-        printf '%s\n' "${line}"
-      fi
-    done \
-    | sed '
-      s,^\(.* \)active \(.*\[U\+\]\)$,<font color="#008000">\1\2</font>,
-      t
-      s,^\(re\(shape\|covery\|sync\) \S\+\) \[\(\S*\)>\(\.*\)\] \(\S\+\s\+\S\+\s\+\S\+\)$,<font color="#808000">\1</font> <tt>[<font color="#008000">\3</font><font color="#808000">\&gt;</font><font color="#800000">\4</font>]</tt> \5,
-      t
-      s,^\(.* \)active \(.*\)$,<font color="#008000">\1\2</font>,
-      t
-      s,^.*$,<font color="#800000">\0</font>,
-    '
+      ' /proc/mdstat \
+      | sed '
+        s/^md\([0-9]\+\):/\1 \0/
+      ' \
+      | sort -k1n,1 \
+      | sed '
+        s/^\([0-9]\+\) md\1:/md\1:/
+      ' \
+      | while read -r line; do
+        if [ -z "${line%%* finish=*min*}" ]; then
+          duration="${line##* finish=}"
+          duration="${duration%%min*}"
+          time=$(
+            date +'%F %T' -d@$((
+              $(date +%s) + $(echo "60 * ${duration}" | bc -l | sed 's/\..*$//')
+            ))
+          )
+          printf '%s (%s)\n' "${line}" "${time}"
+        else
+          printf '%s\n' "${line}"
+        fi
+      done \
+      | sed '
+        s,^\(.* \)active \(.*\[U\+\]\)$,<font color="#008000">\1\2</font>,
+        t
+        s,^\(re\(shape\|covery\|sync\) \S\+\) \[\(\S*\)>\(\.*\)\] \(\S\+\s\+\S\+\s\+\S\+\)$,<font color="#808000">\1</font> <tt>[<font color="#008000">\3</font><font color="#808000">\&gt;</font><font color="#800000">\4</font>]</tt> \5,
+        t
+        s,^\(.* \)active \(.*\)$,<font color="#008000">\1\2</font>,
+        t
+        s,^.*$,<font color="#800000">\0</font>,
+      '
+
+      find /sys/block/ \
+        -mindepth 1 \
+        -maxdepth 1 \
+        -name 'md*' \
+        -exec sh -c 'test -f "{}/md/mismatch_cnt"' \; \
+        -printf '%f: ' \
+        -exec cat '{}/md/mismatch_cnt' \; \
+      | sed 's@^md\([0-9]\+\): @\1 \0@' \
+      | sort -k1n,1 \
+      | sed 's@^\S\+ @@' \
+      | sed '
+        s@^\S\+: 0$@<font color="#008000">\0</font>@
+        t
+        s@^.*$@<font color="#800000">\0</font>@
+      '
+    } \
+      | sed '
+        s/$/<br>/
+      '
 
-    find /sys/block/ \
-      -mindepth 1 \
-      -maxdepth 1 \
-      -name 'md*' \
-      -exec sh -c 'test -f "{}/md/mismatch_cnt"' \; \
-      -printf '%f: ' \
-      -exec cat '{}/md/mismatch_cnt' \; \
-    | sed 's@^md\([0-9]\+\): @\1 \0@' \
-    | sort -k1n,1 \
-    | sed 's@^\S\+ @@' \
-    | sed '
-      s@^\S\+: 0$@<font color="#008000">\0</font>@
-      t
-      s@^.*$@<font color="#800000">\0</font>@
-    '
-  } \
-    | sed '
-      s/$/<br>/
-    '
+  fi
 
   if command -v ssacli >/dev/null 2>&1; then