community/elasticsearch: fix and improve init script

* SVCNAME is deprecated for a very long time, RC_SVCNAME should be used
* nice 0 is the default value, not needed to define
* error.log was previously owned by root instead of the ES user, so we need to fix it

community/elasticsearch/APKBUILD

@@ -2,14 +2,14 @@
 # Maintainer: Jakub Jirutka <jakub@jirutka.cz>
 pkgname=elasticsearch
 pkgver=6.4.1
-pkgrel=0
+pkgrel=1
 pkgdesc="Open Source, Distributed, RESTful Search Engine"
 url="https://www.elastic.co/products/elasticsearch"
 arch="x86 x86_64 ppc64le"
 license="Apache-2.0"
 depends="java-jna-native>=4.1 openjdk8-jre bash"
 makedepends=""
-install="$pkgname.pre-install"
+install="$pkgname.pre-install $pkgname.post-upgrade"
 subpackages="$pkgname-doc $pkgname-x-pack:_x_pack"
 options="!check" # no test suite
 pkgusers="elastico"
@@ -115,7 +115,7 @@ _x_pack() {
 }
 
 sha512sums="a023a6db5554dee6f10718dfa297aa06a735c7857542c2db80fa5c2b86ff4bf405bb8167578c5b60741ad05ed96a64b54bc71d128a0ff955468b0449588b053c  elasticsearch-6.4.1.tar.gz
-c16b8c724dbcfd938b50d75a1676a8428f8cd10df4c2e60f719a1c8bd1f229756fabcb351882426dd44e14944a28c4fc0bd341bcfe7fea89ccca5e4a23e74efc  elasticsearch.initd
+2477cb748ea08de0b0a4c931e68d875b1a363c029820dcc2144f0da9a5adb3ad2c17d8f2f7cc7bea85a16b61951a782e6eb48e3d5890505638e3245ec04e21d7  elasticsearch.initd
 2ab1baf1b5c8782f3f371ba221aadd3e841abc62175f0b1ddcfc68d711e2370465124e076f8cc2e549c25a1da9db8c90172b2f410bd6bbe4153f0e831620b6ba  elasticsearch.confd
 6de81485cdc059afef58382862e4155482463fde0b604aaa8dbe904c778b841467c4a383a5e54acd09e3436f1fb7be9923e001fb77bd3d7894e113a5e0f4036b  README.alpine
 1f9d13bbc42c04c523ef4e9ce734f919ec3d79748d78f288ed3dd725cf7c74e83d66d8b48fbc782b27b1a760096a647cb33773578071710542b19fda18ea0b84  busybox-mktemp.patch"

community/elasticsearch/elasticsearch.initd

@@ -3,7 +3,7 @@ supervisor=supervise-daemon
 
 description="A Distributed RESTful Search Engine."
 
-instance_name="${SVCNAME#elasticsearch.}"
+instance_name="${RC_SVCNAME#elasticsearch.}"
 instance_name="${instance_name/elasticsearch/_default}"
 
 name="Elasticsearch"
@@ -20,6 +20,7 @@ name="Elasticsearch"
 : ${default_script_dir:="$conf_dir/scripts"}
 : ${default_work_dir:="/var/tmp/elasticsearch/$instance_name"}
 : ${create_logs_dir:="yes"}
+: ${error_log:="$default_logs_dir/error.log"}
 
 elastic_opts="
 	-Epath.data=$default_data_dir
@@ -41,11 +42,11 @@ export ES_JAVA_OPTS="$java_opts"
 export ES_JVM_OPTIONS="$conf_dir/jvm.options"
 export ES_PATH_CONF="$conf_dir"
 
-nice="0"
-pidfile="/run/$SVCNAME.sd.pid"
-supervise_daemon_args="-u $user -g $group -p $pidfile -N $nice"
-command=/usr/share/java/elasticsearch/bin/elasticsearch
-command_args="$elastic_opts 1>/dev/null 2>>$default_logs_dir/error.log"
+command="/usr/share/java/elasticsearch/bin/elasticsearch"
+command_args="$elastic_opts"
+command_user="$user:$group"
+command_background="yes"
+pidfile="/run/$RC_SVCNAME.sd.pid"
 
 depends() {
 	use net

community/elasticsearch/elasticsearch.post-upgrade

+#!/bin/sh
+
+ver_new="$1"
+ver_old="$2"
+
+if [ "$(apk version -t "$ver_old" "6.4.1-r1")" = "<" ]; then
+	chown elastico:elastico /var/log/elasticsearch/error.log 2>/dev/null
+	chown elastico:elastico /var/log/elasticsearch/*/error.log 2>/dev/null
+fi
+
+exit 0