minor bug fix

[distro-setup] / brc

diff --git a/brc b/brc
index 33e664616c36487ad7f0b426e6d3c25e303eea3f..37e09a0c13399224b748366482fc84b22f7a96ed 100644 (file)
--- a/brc
+++ b/brc
@@ -412,6 +412,39 @@ despace() {
   done
 }
 
+dig() {
+  command dig +nostats +nocmd "$@"
+}
+# Output with sections sorted, and removal of query id, so 2 dig outputs can be diffed.
+digsort() {
+  local sec
+  sec=
+  dig +nordflag "$@" | sed -r 's/^(;; ->>HEADER<<-.*), id: .*/\1/' | while read -r l; do
+    if [[ $l == [^\;]* ]]; then
+      sec+="$l"$'\n'
+    else
+      if [[ $sec ]]; then
+        printf "%s" "$sec" | sort
+        sec=
+      fi
+      printf "%s\n" "$l"
+    fi
+  done
+}
+# compare digs to the 2 servers
+# usage: digdiff @server1 @server2 DIG_ARGS
+# note: only the soa master nameserver will respond with
+# ra "recursive answer" flag. That difference is meaningless afaik.
+digdiff() {
+  local s1 s2
+  s1=$1
+  shift
+  s2=$1
+  shift
+  digsort $s1 "$@" | tee /tmp/digdiff
+  diff -u /tmp/digdiff <(digsort $s2 "$@")
+}
+
 dt() {
   date "+%A, %B %d, %r" "$@"
 }
@@ -424,10 +457,25 @@ dus() { # du, sorted, default arg of
 
 e() { echo "$@"; }
 
-# echo var. print var including escapes, etc
+# echo args
+ea() {
+  if (( ! $# )); then
+    echo no args
+  fi
+  for arg; do
+    printf "%qEOL\n" "${arg}"
+    printf "%s" "${arg}" |& hexdump -C
+  done
+}
+# echo vars. print var including escapes, etc
 ev() {
-  printf "%qEOL\n" "${!1}"
-  printf "%s" "${!1}" |& hexdump -C
+  if (( ! $# )); then
+    echo no args
+  fi
+  for arg; do
+    printf "%qEOL\n" "${!arg}"
+    printf "%s" "${!arg}" |& hexdump -C
+  done
 }