ci: backend: windows: DONTMERGE: crash reporting.

Author: anarazel

.cirrus.yml

@@ -228,6 +228,7 @@ task:
     memory: 4G
   env:
     PROVE_FLAGS: -j10
+    CIRRUS_WORKING_DIR: "c:\\cirrus"
     # Avoid re-installing over and over
     NO_TEMP_INSTALL: 1
     TIMEOUT_CMD: timeout -k60s 30m
@@ -241,6 +242,7 @@ task:
         TEMP_CONFIG: ${CIRRUS_WORKING_DIR}\ci\worker_dio.conf
   test_script:
     - powershell -Command get-psdrive -psprovider filesystem
+    - ps: Get-Item -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AeDebug'
     - set
 
   configure_script:
@@ -284,6 +286,14 @@ task:
     - timeout -k60s 30m perl src/tools/msvc/vcregress.pl bincheck
   upgradecheck_script:
     - timeout -k60s 30m perl src/tools/msvc/vcregress.pl upgradecheck
+
+  always:
+    cat_dumps_script:
+      - cat crashlog.txt || true
+    dump_artifacts:
+      path: "crashlog.txt"
+      type: text/plain
+
   on_failure:
     log_artifacts:
       path: "**/**.log"

ci/WindowsDockerfile

@@ -1,17 +1,31 @@
+# escape=`
+
 FROM cirrusci/windowsservercore:visualstudio2019
 
 SHELL ["powershell", "-NoLogo", "-NoProfile", "-Command"]
 
-RUN powershell -NoLogo -NoProfile -Command \
-  choco install -y --no-progress strawberryperl ; \
-  choco install -y --no-progress winflexbison diffutils ; \
-  Rename-Item -Path c:\ProgramData\chocolatey\bin\win_flex.exe flex.exe ; \
-  Rename-Item -Path c:\ProgramData\chocolatey\bin\win_bison.exe bison.exe ; \
-  Remove-Item C:\ProgramData\chocolatey\logs\*.* -Force -Recurse ; \
-  Remove-Item C:\Users\ContainerAdministrator\AppData\Local\Temp\*.* -Force -Recurse
+# Install commandline debugger and log all crashes to c:\cirrus\crashlog.txt
+RUN choco install -y --no-progress windows-sdk-10-version-2004-windbg ; `
+  Remove-Item C:\ProgramData\chocolatey\logs\*.* -Force -Recurse ; `
+  Remove-Item C:\Users\ContainerAdministrator\AppData\Local\Temp\*.* -Force -Recurse ; `
+  Set-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AeDebug' -Name 'Debugger' -Value '\"C:\Program Files (x86)\Windows Kits\10\Debuggers\x64\cdb.exe\" -p %ld -e %ld -g -kqm -c \".lines -e; .symfix+ ;.logappend c:\cirrus\crashlog.txt ; !peb; ~*kP ; .logclose ; q \"' ; `
+  New-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AeDebug' -Name 'Auto' -Value 1 -PropertyType DWord ; `
+  Get-ItemProperty -Path 'HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\AeDebug' -Name Debugger
 
 SHELL ["cmd", "/s", "/c"]
+RUN setx path /m "C:\Program Files (x86)\Windows Kits\10\Debuggers\x64;%PATH%"
+
+
+SHELL ["powershell", "-NoLogo", "-NoProfile", "-Command"]
+
+RUN choco install -y --no-progress strawberryperl ; `
+  choco install -y --no-progress winflexbison diffutils ; `
+  Rename-Item -Path c:\ProgramData\chocolatey\bin\win_flex.exe flex.exe ; `
+  Rename-Item -Path c:\ProgramData\chocolatey\bin\win_bison.exe bison.exe ; `
+  Remove-Item C:\ProgramData\chocolatey\logs\*.* -Force -Recurse ; `
+  Remove-Item C:\Users\ContainerAdministrator\AppData\Local\Temp\*.* -Force -Recurse
 
 # Adding VS path to vcvarsall.bat so user of container doesn't need to know the full path
 # Ordered so strawberry perl wins over git perl
+SHELL ["cmd", "/s", "/c"]
 RUN setx path /m "C:\strawberry\perl\bin;C:\Program Files\Git\usr\bin;c:\Program Files (x86)\Microsoft Visual Studio\2019\BuildTools\VC\Auxiliary\Build;%PATH%"

src/backend/main/main.c

@@ -26,6 +26,10 @@
 #include <sys/param.h>
 #endif
 
+#if defined(_MSC_VER)
+#include <crtdbg.h>
+#endif
+
 #if defined(_M_AMD64) && _MSC_VER == 1800
 #include <math.h>
 #include <versionhelpers.h>
@@ -239,7 +243,13 @@ startup_hacks(const char *progname)
 		}
 
 		/* In case of general protection fault, don't show GUI popup box */
-		SetErrorMode(SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX);
+		SetErrorMode(SEM_FAILCRITICALERRORS /* | SEM_NOGPFAULTERRORBOX */);
+
+		_CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
+		_CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
+		_CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR);
+		_CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR);
+		_set_abort_behavior(_CALL_REPORTFAULT | _WRITE_ABORT_MSG, _CALL_REPORTFAULT | _WRITE_ABORT_MSG);
 
 #if defined(_M_AMD64) && _MSC_VER == 1800