ioc/tests/pvxs: add test for PVXS as standalone server

ioc/tests/default.nix

@@ -6,6 +6,7 @@ with pkgs.lib;
 
     support-autosave-simple = import ./support/autosave/simple args;
     support-pvxs-ioc = import ./support/pvxs/ioc args;
+    support-pvxs-standalone-server = import ./support/pvxs/standalone-server args;
     support-seq-simple = import ./support/seq/simple args;
     support-StreamDevice-simple = import ./support/StreamDevice/simple args;
   }

ioc/tests/support/pvxs/standalone-server/default.nix

@@ -0,0 +1,90 @@
+{pkgs, ...}: let
+  inherit (pkgs) epnixLib;
+  inherit (pkgs.stdenv.hostPlatform) system;
+
+  result = epnixLib.evalEpnixModules {
+    nixpkgsConfig.system = system;
+    epnixConfig.imports = [./pvxsStandaloneServerTestTop/epnix.nix];
+  };
+
+  ioc = result.outputs.build;
+in
+  pkgs.nixosTest {
+    name = "support-pvxs-standalone-server";
+    meta.maintainers = with epnixLib.maintainers; [minijackson];
+
+    nodes = {
+      client = {
+        environment.systemPackages = [
+          pkgs.epnix.epics-base
+          pkgs.epnix.support.pvxs
+        ];
+        networking.firewall.allowedTCPPorts = [5075];
+        networking.firewall.allowedUDPPorts = [5076];
+      };
+      ioc = {
+        systemd.services.ioc = {
+          wantedBy = ["multi-user.target"];
+          wants = ["network-online.target"];
+          after = ["network-online.target"];
+
+          description = "EPICS PVXS standalone IOC server";
+
+          serviceConfig = {
+            ExecStart = "${ioc}/bin/mailboxServer";
+            Restart = "always";
+          };
+        };
+        networking.firewall.allowedTCPPorts = [5075];
+        networking.firewall.allowedUDPPorts = [5076];
+      };
+    };
+
+    testScript = ''
+      import json
+
+      start_all()
+
+      addr_list = "EPICS_PVA_ADDR_LIST=192.168.1.2"
+
+      def pvget(name: str):
+        return json.loads(client.succeed(f"{addr_list} pvget {name} -M json | cut -d' ' -f2-"))
+
+      def pvxget(name: str):
+        output = client.succeed(f"{addr_list} pvxget {name}")
+        return output.splitlines()[1].split()[-1]
+
+      def _pvput(utility: str, name: str, value: str):
+        client.succeed(f"{addr_list} {utility} {name} {value}")
+
+      def pvput(name: str, value: str):
+        _pvput("pvput", name, value)
+
+      def pvxput(name: str, value: str):
+        _pvput("pvxput", name, value)
+
+      with subtest("wait until IOC starts"):
+        ioc.wait_for_unit("ioc.service")
+        client.wait_until_succeeds(f"{addr_list} pvget my:pv:name", timeout=60)
+
+      with subtest("PV has the correct value"):
+        value = pvget("my:pv:name")
+        assert value["value"] == 42
+        assert value["display"]["description"] == "My PV description"
+
+      with subtest("PV can be set"):
+        pvput("my:pv:name", "1337")
+        # PV is clipped
+        assert pvget("my:pv:name")["value"] == 100
+
+      with subtest("PVXS command-line utilities work"):
+        assert pvxget("my:pv:name") == "100"
+        pvxput("my:pv:name", "42")
+        assert pvxget("my:pv:name") == "42"
+        client.succeed(f"{addr_list} pvxinfo my:pv:name")
+    '';
+
+    passthru = {
+      inherit ioc;
+    };
+  }

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/.gitignore

@@ -0,0 +1,29 @@
+# Install directories
+/bin/
+/cfg/
+/db/
+/dbd/
+/html/
+/include/
+/lib/
+/templates/
+
+# Local configuration files
+/configure/*.local
+
+# iocBoot generated files
+/iocBoot/*ioc*/cdCommands
+/iocBoot/*ioc*/dllPath.bat
+/iocBoot/*ioc*/envPaths
+/iocBoot/*ioc*/relPaths.sh
+
+# Build directories
+O.*/
+
+# Common files created by other tools
+/QtC-*
+/.vscode/
+*.orig
+*.log
+.*.swp
+.DS_Store

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/Makefile

@@ -0,0 +1,10 @@
+# Makefile at top of application tree
+TOP = .
+include $(TOP)/configure/CONFIG
+
+DIRS += configure
+DIRS += src
+
+src_DEPEND_DIRS += configure
+
+include $(TOP)/configure/RULES_TOP

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/configure/CONFIG

@@ -0,0 +1,45 @@
+# CONFIG - Load build configuration data
+#
+# Do not make changes to this file!
+
+# Allow user to override where the build rules come from
+RULES = $(EPICS_BASE)
+
+# RELEASE files point to other application tops
+include $(TOP)/configure/RELEASE
+-include $(TOP)/configure/RELEASE.$(EPICS_HOST_ARCH).Common
+
+ifdef T_A
+  -include $(TOP)/configure/RELEASE.Common.$(T_A)
+  -include $(TOP)/configure/RELEASE.$(EPICS_HOST_ARCH).$(T_A)
+endif
+
+# Check EPICS_BASE is set properly
+ifneq (file,$(origin EPICS_BASE))
+  $(error EPICS_BASE must be set in a configure/RELEASE file)
+else
+  ifeq ($(wildcard $(EPICS_BASE)/configure/CONFIG_BASE),)
+    $(error EPICS_BASE does not point to an EPICS installation)
+  endif
+endif
+
+CONFIG = $(RULES)/configure
+include $(CONFIG)/CONFIG
+
+# Override the Base definition:
+INSTALL_LOCATION = $(TOP)
+
+# CONFIG_SITE files contain local build configuration settings
+include $(TOP)/configure/CONFIG_SITE
+
+# Host-arch specific settings
+-include $(TOP)/configure/CONFIG_SITE.$(EPICS_HOST_ARCH).Common
+
+ifdef T_A
+  # Target-arch specific settings
+ -include $(TOP)/configure/CONFIG_SITE.Common.$(T_A)
+
+  #  Host & target specific settings
+ -include $(TOP)/configure/CONFIG_SITE.$(EPICS_HOST_ARCH).$(T_A)
+endif
+

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/configure/CONFIG_SITE

@@ -0,0 +1,43 @@
+# CONFIG_SITE
+
+# Make any application-specific changes to the EPICS build
+#   configuration variables in this file.
+#
+# Host/target specific settings can be specified in files named
+#   CONFIG_SITE.$(EPICS_HOST_ARCH).Common
+#   CONFIG_SITE.Common.$(T_A)
+#   CONFIG_SITE.$(EPICS_HOST_ARCH).$(T_A)
+
+# CHECK_RELEASE controls the consistency checking of the support
+#   applications pointed to by the RELEASE* files.
+# Normally CHECK_RELEASE should be set to YES.
+# Set CHECK_RELEASE to NO to disable checking completely.
+# Set CHECK_RELEASE to WARN to perform consistency checking but
+#   continue building even if conflicts are found.
+CHECK_RELEASE = YES
+
+# Set this when you only want to compile this application
+#   for a subset of the cross-compiled target architectures
+#   that Base is built for.
+#CROSS_COMPILER_TARGET_ARCHS = vxWorks-ppc32
+
+# To install files into a location other than $(TOP) define
+#   INSTALL_LOCATION here.
+#INSTALL_LOCATION=</absolute/path/to/install/top>
+
+# Set this when the IOC and build host use different paths
+#   to the install location. This may be needed to boot from
+#   a Microsoft FTP server say, or on some NFS configurations.
+#IOCS_APPL_TOP = </IOC's/absolute/path/to/install/top>
+
+# For application debugging purposes, override the HOST_OPT and/
+#   or CROSS_OPT settings from base/configure/CONFIG_SITE
+#HOST_OPT = NO
+#CROSS_OPT = NO
+
+# These allow developers to override the CONFIG_SITE variable
+# settings without having to modify the configure/CONFIG_SITE
+# file itself.
+-include $(TOP)/../CONFIG_SITE.local
+-include $(TOP)/configure/CONFIG_SITE.local
+

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/configure/Makefile

@@ -0,0 +1,8 @@
+TOP=..
+
+include $(TOP)/configure/CONFIG
+
+TARGETS = $(CONFIG_TARGETS)
+CONFIGS += $(subst ../,,$(wildcard $(CONFIG_INSTALLS)))
+
+include $(TOP)/configure/RULES

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/configure/RELEASE

@@ -0,0 +1,42 @@
+# RELEASE - Location of external support modules
+#
+# IF YOU CHANGE ANY PATHS in this file or make API changes to
+# any modules it refers to, you should do a "make rebuild" in
+# this application's top level directory.
+#
+# The EPICS build process does not check dependencies against
+# any files from outside the application, so it is safest to
+# rebuild it completely if any modules it depends on change.
+#
+# Host- or target-specific settings can be given in files named
+#  RELEASE.$(EPICS_HOST_ARCH).Common
+#  RELEASE.Common.$(T_A)
+#  RELEASE.$(EPICS_HOST_ARCH).$(T_A)
+#
+# This file is parsed by both GNUmake and an EPICS Perl script,
+# so it may ONLY contain definititions of paths to other support
+# modules, variable definitions that are used in module paths,
+# and include statements that pull in other RELEASE files.
+# Variables may be used before their values have been set.
+# Build variables that are NOT used in paths should be set in
+# the CONFIG_SITE file.
+
+# Variables and paths to dependent modules:
+#MODULES = /path/to/modules
+#MYMODULE = $(MODULES)/my-module
+
+# If using the sequencer, point SNCSEQ at its top directory:
+#SNCSEQ = $(MODULES)/seq-ver
+
+# EPICS_BASE should appear last so earlier modules can override stuff:
+EPICS_BASE = /nix/store/9g8q47p14l33kbcz7agz8nz914ghmnzq-epics-base-7.0.7
+
+# Set RULES here if you want to use build rules from somewhere
+# other than EPICS_BASE:
+#RULES = $(MODULES)/build-rules
+
+# These lines allow developers to override these RELEASE settings
+# without having to modify this file directly.
+-include $(TOP)/../RELEASE.local
+-include $(TOP)/../RELEASE.$(EPICS_HOST_ARCH).local
+-include $(TOP)/configure/RELEASE.local

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/configure/RULES

@@ -0,0 +1,6 @@
+# RULES
+
+include $(CONFIG)/RULES
+
+# Library should be rebuilt because LIBOBJS may have changed.
+$(LIBNAME): ../Makefile

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/configure/RULES.ioc

@@ -0,0 +1,2 @@
+#RULES.ioc
+include $(CONFIG)/RULES.ioc

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/configure/RULES_DIRS

@@ -0,0 +1,2 @@
+#RULES_DIRS
+include $(CONFIG)/RULES_DIRS

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/configure/RULES_TOP

@@ -0,0 +1,3 @@
+#RULES_TOP
+include $(CONFIG)/RULES_TOP
+

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/epnix.nix

@@ -0,0 +1,8 @@
+{pkgs, ...}: {
+  epnix = {
+    meta.name = "checks-support-pvxs-standalone-server";
+    buildConfig.src = ./.;
+
+    support.modules = with pkgs.epnix.support; [pvxs];
+  };
+}

ioc/tests/support/pvxs/standalone-server/pvxsStandaloneServerTestTop/src/Makefile

@@ -0,0 +1,21 @@
+TOP=..
+
+include $(TOP)/configure/CONFIG
+#----------------------------------------
+#  ADD MACRO DEFINITIONS AFTER THIS LINE
+#=============================
+
+#=============================
+# Build the IOC application
+
+PROD_IOC = mailboxServer
+
+mailboxServer_LIBS += pvxsIoc pvxs Com
+mailboxServer_SRCS += mailboxServer.cpp
+
+#===========================
+
+include $(TOP)/configure/RULES
+#----------------------------------------
+#  ADD RULES AFTER THIS LINE
+