tetragon/windows: Add default definitions for Windows

Moved over defaults.go to defaults_linux.go
Added defaults_windows.go to add set of default paths and names for Windows. Some default definitions are stubbed out for compilation.

Signed-off-by: Anadi Anadi <[email protected]>

Author: ExceptionalHandler

pkg/defaults/defaults.go

@@ -1,6 +1,8 @@
 // SPDX-License-Identifier: Apache-2.0
 // Copyright Authors of Cilium
 
+//go:build !windows
+
 package defaults
 
 import "time"

pkg/defaults/defaults_windows.go

@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright Authors of Cilium
+
+package defaults
+
+import "time"
+
+const (
+	// DefaultMapRoot is the default path where BPFFS should be mounted
+	DefaultMapRoot = `C:\Program Files\ebpf-for-windows`
+
+	// DefaultMapPrefix is the default path prefix where Tetragon maps should be pinned
+	DefaultMapPrefix = "tetragon"
+
+	// DefaultEventMap is the default name of the Event map
+	DefaultEventMap = "tcpmon"
+
+	// DefaultMapRootFallback is the path which is used when /sys/fs/bpf has
+	// a mount, but with the other filesystem than BPFFS.
+	DefaultMapRootFallback = `C:\Program Files\Tetragon\bpffs`
+
+	// DefaultRunDir is the default run directory for runtime
+	DefaultRunDir = `C:\Program Files\Tetragon\`
+
+	// Default Path to where cgroup2 is mounted (Prefix with /run)
+	Cgroup2Dir = ""
+
+	// Default location for BPF programs and BTF files
+	DefaultTetragonLib = `C:\Program Files\Tetragon\BPF`
+
+	// InitInfoFile is the file location for the info file.
+	// After initialization, InitInfoFile will contain a json representation of InitInfo
+	// Used by both client cli to guess unix socket address and by bugtool
+	InitInfoFile = DefaultRunDir + "tetragon-info.json"
+
+	// Default directory from where to load tracing policies.
+	DefaultTpDir = DefaultRunDir + "tetragon.tp.d"
+
+	// Default secure export logs permissions
+	DefaultLogsPermission = "600"
+
+	// Pid file where to write tetragon main PID
+	DefaultPidFile = DefaultRunDir + "tetragon.pid"
+
+	// defaults for the event cache
+	DefaultEventCacheNumRetries = 15
+	DefaultEventCacheRetryDelay = 2
+
+	// defaults for the process cache
+	DefaultProcessCacheGCInterval = 30 * time.Second
+)