summaryrefslogtreecommitdiffstats
path: root/plugins.d/charts.d.dryrun-helper.sh
diff options
context:
space:
mode:
authorFederico Ceratto <federico.ceratto@gmail.com>2016-03-30 21:40:42 +0000
committerFederico Ceratto <federico.ceratto@gmail.com>2016-03-30 21:40:42 +0000
commit9ce153ce7167c11adba8ac225edc7a707e97c6eb (patch)
tree9f6e849cce2dcc7e5b4e9e6252c843dc2d0787a2 /plugins.d/charts.d.dryrun-helper.sh
downloadnetdata-9ce153ce7167c11adba8ac225edc7a707e97c6eb.tar.xz
netdata-9ce153ce7167c11adba8ac225edc7a707e97c6eb.zip
Imported Upstream version 1.0.0upstream/1.0.0
Diffstat (limited to 'plugins.d/charts.d.dryrun-helper.sh')
-rwxr-xr-xplugins.d/charts.d.dryrun-helper.sh73
1 files changed, 73 insertions, 0 deletions
diff --git a/plugins.d/charts.d.dryrun-helper.sh b/plugins.d/charts.d.dryrun-helper.sh
new file mode 100755
index 000000000..646452892
--- /dev/null
+++ b/plugins.d/charts.d.dryrun-helper.sh
@@ -0,0 +1,73 @@
+#!/bin/sh
+
+# will stop the script for any error
+set -e
+
+me="$0"
+name="$1"
+chart="$2"
+conf="$3"
+
+can_diff=1
+
+tmp1="`mktemp`"
+tmp2="`mktemp`"
+
+myset() {
+ set | grep -v "^_=" | grep -v "^PIPESTATUS=" | grep -v "^BASH_LINENO="
+}
+
+# save 2 'set'
+myset >"$tmp1"
+myset >"$tmp2"
+
+# make sure they don't differ
+diff "$tmp1" "$tmp2" >/dev/null 2>&1
+if [ $? -ne 0 ]
+then
+ # they differ, we cannot do the check
+ echo >&2 "$me: cannot check with diff."
+ can_diff=0
+fi
+
+# do it again, now including the script
+myset >"$tmp1"
+
+# include the plugin and its config
+if [ -f "$conf" ]
+then
+ . "$conf"
+ if [ $? -ne 0 ]
+ then
+ echo >&2 "$me: cannot load config file $conf"
+ rm "$tmp1" "$tmp2"
+ exit 1
+ fi
+fi
+
+. "$chart"
+if [ $? -ne 0 ]
+then
+ echo >&2 "$me: cannot load chart file $chart"
+ rm "$tmp1" "$tmp2"
+ exit 1
+fi
+
+# remove all variables starting with the plugin name
+myset | grep -v "^$name" >"$tmp2"
+
+if [ $can_diff -eq 1 ]
+then
+ # check if they are different
+ # make sure they don't differ
+ diff "$tmp1" "$tmp2" >&2
+ if [ $? -ne 0 ]
+ then
+ # they differ
+ rm "$tmp1" "$tmp2"
+ exit 1
+ fi
+fi
+
+rm "$tmp1" "$tmp2"
+exit 0