kodflow/kitsune

package config

import (
    "os"
    "path/filepath"

    "github.com/kodflow/kitsune/src/internal/kernel/storages/fs/permission"
)

// PATH_SERVICES, PATH_BIN, PATH_RUN, and PATH_LOGS are constants representing
// default filesystem paths used by the Kitsune application.
var (
    PATH_SERVICES = "/etc/kitsune/"     // Path for storing service-related configurations.
    PATH_BIN      = "/usr/local/bin/"   // Path for binary executables.
    PATH_RUN      = "/var/run/kitsune/" // Path for runtime files, like sockets and PID files.
    PATH_LOGS     = "/var/log/kitsune/" // Path for storing log files.
)

// PATHS is a slice of pointers to the path variables.
// This allows for iterating over and modifying these paths in a unified manner.
var PATHS = []*string{
    &PATH_SERVICES,
    &PATH_RUN,
    &PATH_BIN,
    &PATH_LOGS,
}

// init is called when the package is initialized.
// It checks the permissions of the default paths and, if necessary, changes them
// to a user-specific directory under the user's home directory.
func init() {
    // hasPerms flags if the default paths have the required permissions.
    var hasPerms = true

    // Check permissions for each path. If any path lacks the required permissions,
    // hasPerms is set to false.
    for _, path := range PATHS {
        if err := permission.Check(*path, 0755); err != nil {
            hasPerms = false
            break
        }
    }

    // If the default paths don't have required permissions, set the paths to
    // a user-specific directory under the user's home directory.
    if !hasPerms {
        homeDir, _ := os.UserHomeDir()
        kitsunePath := filepath.Join(homeDir, ".kitsune")
        for _, path := range PATHS {
            *path = filepath.Join(kitsunePath, *path)
        }
    }
}