prometheus related updates

[distro-setup] / generate-ui.sh

diff --git a/generate-ui.sh b/generate-ui.sh
new file mode 100755 (executable)
index 0000000..c16917f
--- /dev/null
+++ b/generate-ui.sh
@@ -0,0 +1,46 @@
+#!/bin/bash
+
+# iank: fixed version of /usr/share/prometheus/alertmanager/generate-ui.sh, plus exit if already build
+set -e
+
+if [[ -e /usr/share/prometheus/alertmanager/ui/index.html ]]; then
+  exit 0
+fi
+
+
+ELMDISTURL=https://github.com/elm/compiler/releases/download/0.19.1/binary-for-linux-64-bit.gz
+SRCDIR=/usr/share/gocode/src/github.com/prometheus/alertmanager/ui/app
+DSTDIR=/usr/share/prometheus/alertmanager/ui
+
+echo "Installing dependencies..." >&2
+apt install libjs-bootstrap4 fonts-font-awesome curl uglifyjs \
+    golang-github-prometheus-alertmanager-dev
+
+#/usr/share/fonts-font-awesome/
+TMPDIR=$(mktemp -d)
+
+echo "Downloading Elm tools..." >&2
+cd $TMPDIR
+curl --location $ELMDISTURL | zcat >$TMPDIR/elm
+chmod +x $TMPDIR/elm
+
+echo "Compiling source code..." >&2
+ln -s $SRCDIR/src $SRCDIR/elm.json $TMPDIR
+(cd $TMPDIR; ./elm make src/Main.elm --optimize --output $TMPDIR/app.js)
+
+echo "Optimising source code..." >&2
+uglifyjs $TMPDIR/app.js \
+         --compress 'pure_funcs="F2,F3,F4,F5,F6,F7,F8,F9,A2,A3,A4,A5,A6,A7,A8,A9",pure_getters,keep_fargs=false,unsafe_comps,unsafe' \
+         --mangle --output $TMPDIR/script.js
+
+echo "Installing in Alertmanager directory..." >&2
+mkdir -p $DSTDIR
+mkdir -p $DSTDIR/lib
+cp $TMPDIR/script.js $DSTDIR
+cp $SRCDIR/index.html $SRCDIR/favicon.ico $DSTDIR
+ln -s /usr/share/fonts-font-awesome $DSTDIR/lib/font-awesome
+ln -s /usr/share/nodejs/bootstrap/dist $DSTDIR/lib/bootstrap4
+
+rm -rf $TMPDIR
+
+echo "Finished! Please, restart prometheus-alertmanager to activate UI." >&2