zabbix: update to 5.0 LTS

Updated to 5.0 LTS version.

Removed 120-uclibc-res.patch
Frontend moved from frontend to ui
zabbix-proxy added libevent dependencie
refresh patches

Compile tested: aarch64 cortex-a53
Run tested: aarch64 cortex-a53

Signed-off-by: Scott Roberts <ttocsr@gmail.com>

admin/zabbix/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=zabbix
-PKG_VERSION:=4.0.16
-PKG_RELEASE:=3
+PKG_VERSION:=5.0.1
+PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
-PKG_SOURCE_URL:=@SF/zabbix
-PKG_HASH:=a8d7e18230e62a7bd3fd9af5830a2b1b22818468b5da3deb673865ce40dc4d42
+PKG_SOURCE_URL:=https://cdn.zabbix.com/zabbix/sources/stable/5.0/
+PKG_HASH:=20a19e5cf2354ffcbbe24521b04becfc9875e57289c00da71999de60c4a853b6
 
 PKG_MAINTAINER:=Etienne CHAMPETIER <champetier.etienne@gmail.com>
 PKG_LICENSE:=GPL-2.0
@@ -127,7 +127,7 @@ endef
 define Package/zabbix-proxy
   $(call Package/zabbix/Default)
   TITLE+= proxy
-  DEPENDS += +ZABBIX_POSTGRESQL:libpq +ZABBIX_MYSQL:libmariadbclient
+  DEPENDS += +ZABBIX_POSTGRESQL:libpq +ZABBIX_MYSQL:libmariadbclient +libevent2
 endef
 
 define Package/zabbix-extra-mac80211/description
@@ -298,7 +298,7 @@ endef
 
 define Package/zabbix-server-frontend/install
 	$(INSTALL_DIR) $(1)/www/zabbix
-	$(CP) $(PKG_BUILD_DIR)/frontends/php/* $(1)/www/zabbix
+	$(CP) $(PKG_BUILD_DIR)/ui/* $(1)/www/zabbix
 endef
 
 define Package/zabbix-proxy/install

admin/zabbix/patches/010-change-agentd-config.patch

@@ -27,7 +27,7 @@
  ### Option: LogFileSize
  #	Maximum size of log file in MB.
  #	0 - disable automatic log rotation.
-@@ -117,6 +114,7 @@ Server=127.0.0.1
+@@ -138,6 +135,7 @@ Server=127.0.0.1
  # Range: 0-100
  # Default:
  # StartAgents=3
@@ -35,7 +35,7 @@
  
  ##### Active checks related
  
-@@ -132,8 +130,6 @@ Server=127.0.0.1
+@@ -153,8 +151,6 @@ Server=127.0.0.1
  # Default:
  # ServerActive=
  
@@ -44,7 +44,7 @@
  ### Option: Hostname
  #	Unique, case sensitive hostname.
  #	Required for active checks and must match hostname as configured on the server.
-@@ -143,8 +139,6 @@ ServerActive=127.0.0.1
+@@ -164,8 +160,6 @@ ServerActive=127.0.0.1
  # Default:
  # Hostname=
  
@@ -53,7 +53,7 @@
  ### Option: HostnameItem
  #	Item used for generating Hostname if it is undefined. Ignored if Hostname is defined.
  #	Does not support UserParameters or aliases.
-@@ -262,8 +256,8 @@ Hostname=Zabbix server
+@@ -305,8 +299,8 @@ Hostname=Zabbix server
  # Include=
  
  # Include=/usr/local/etc/zabbix_agentd.userparams.conf

admin/zabbix/patches/110-reproducible-builds.patch

@@ -7,5 +7,5 @@
 -	printf("Revision %s %s, compilation time: %s %s\n\n", ZABBIX_REVISION, ZABBIX_REVDATE, __DATE__, __TIME__);
 +	printf("Revision %s %s\n\n", ZABBIX_REVISION, ZABBIX_REVDATE);
  	puts(copyright_message);
- #if defined(HAVE_POLARSSL) || defined(HAVE_GNUTLS) || defined(HAVE_OPENSSL)
+ #if defined(HAVE_GNUTLS) || defined(HAVE_OPENSSL)
  	printf("\n");

admin/zabbix/patches/120-uclibc-res.patch

@@ -1,23 +0,0 @@
---- a/src/libs/zbxsysinfo/common/net.c
-+++ b/src/libs/zbxsysinfo/common/net.c
-@@ -547,7 +547,7 @@ static int	dns_query(AGENT_REQUEST *request, AGENT_RESULT *result, int short_ans
- 		return SYSINFO_RET_FAIL;
- 	}
- 
--#if defined(HAVE_RES_NINIT) && !defined(_AIX)
-+#if defined(HAVE_RES_NINIT) && !defined(_AIX) && !defined(__UCLIBC__)
- 	if (-1 == (res = res_nmkquery(&res_state_local, QUERY, zone, C_IN, type, NULL, 0, NULL, buf, sizeof(buf))))
- #else
- 	if (-1 == (res = res_mkquery(QUERY, zone, C_IN, type, NULL, 0, NULL, buf, sizeof(buf))))
-@@ -643,7 +643,11 @@ static int	dns_query(AGENT_REQUEST *request, AGENT_RESULT *result, int short_ans
- 	res_state_local.retrans = retrans;
- 	res_state_local.retry = retry;
- 
-+#ifndef __UCLIBC__
- 	res = res_nsend(&res_state_local, buf, res, answer.buffer, sizeof(answer.buffer));
-+#else
-+	res = res_search(*res_state_local.dnsrch, res, 0, answer.buffer, sizeof(answer.buffer));
-+#endif
- 
- #	ifdef HAVE_RES_U_EXT	/* Linux */
- 	if (NULL != ip && '\0' != *ip && AF_INET6 == ip_type)