Added multiple headings in the the files of doc/LXC directory

lxc/action.go

@@ -20,6 +20,8 @@ type cmdStart struct {
 	action *cmdAction
 }
 
+// The function Command() returns a cobra.Command object representing the "start" command.
+// It is used to start one or more instances specified by the user.
 func (c *cmdStart) Command() *cobra.Command {
 	cmdAction := cmdAction{global: c.global}
 	c.action = &cmdAction
@@ -39,6 +41,8 @@ type cmdPause struct {
 	action *cmdAction
 }
 
+// The function Command() returns a cobra.Command object representing the "pause" command.
+// It is used to pause (or freeze) one or more instances specified by the user. This command is hidden and has an alias "freeze".
 func (c *cmdPause) Command() *cobra.Command {
 	cmdAction := cmdAction{global: c.global}
 	c.action = &cmdAction
@@ -60,6 +64,8 @@ type cmdRestart struct {
 	action *cmdAction
 }
 
+// The function Command() returns a cobra.Command object representing the "restart" command.
+// It is used to restart one or more instances specified by the user. This command restarts the instances, which is the opposite of the "pause" command.
 func (c *cmdRestart) Command() *cobra.Command {
 	cmdAction := cmdAction{global: c.global}
 	c.action = &cmdAction
@@ -81,6 +87,8 @@ type cmdStop struct {
 	action *cmdAction
 }
 
+// The function Command() returns a cobra.Command object representing the "stop" command.
+// It is used to stop one or more instances specified by the user. This command stops the instances, effectively shutting them down.
 func (c *cmdStop) Command() *cobra.Command {
 	cmdAction := cmdAction{global: c.global}
 	c.action = &cmdAction
@@ -105,6 +113,8 @@ type cmdAction struct {
 	flagTimeout   int
 }
 
+// Command is a method of the cmdAction structure which constructs and configures a cobra Command object.
+// It creates a command with a specific action, defines flags based on that action, and assigns appropriate help text.
 func (c *cmdAction) Command(action string) *cobra.Command {
 	cmd := &cobra.Command{}
 	cmd.RunE = c.Run
@@ -130,6 +140,8 @@ func (c *cmdAction) Command(action string) *cobra.Command {
 	return cmd
 }
 
+// doActionAll is a method of the cmdAction structure. It performs a specified action on all instances of a remote resource.
+// It ensures that flags and parameters are appropriately set, and handles any errors that may occur during the process.
 func (c *cmdAction) doActionAll(action string, resource remoteResource) error {
 	if resource.name != "" {
 		// both --all and instance name given.
@@ -189,6 +201,8 @@ func (c *cmdAction) doActionAll(action string, resource remoteResource) error {
 	return nil
 }
 
+// doAction is a method of the cmdAction structure. It carries out a specified action on an instance,
+// using a given config and instance name. It manages state changes, flag checks, error handling and console attachment.
 func (c *cmdAction) doAction(action string, conf *config.Config, nameArg string) error {
 	state := false
 
@@ -287,6 +301,8 @@ func (c *cmdAction) doAction(action string, conf *config.Config, nameArg string)
 	return nil
 }
 
+// Run is a method of the cmdAction structure that implements the execution logic for the given Cobra command.
+// It handles actions on instances (single or all) and manages error handling, console flag restrictions, and batch operations.
 func (c *cmdAction) Run(cmd *cobra.Command, args []string) error {
 	conf := c.global.conf
 

lxc/alias.go

@@ -14,6 +14,8 @@ type cmdAlias struct {
 	global *cmdGlobal
 }
 
+// Command is a method of the cmdAlias structure that returns a new cobra Command for managing command aliases.
+// This includes commands for adding, listing, renaming, and removing aliases, along with their usage and descriptions.
 func (c *cmdAlias) Command() *cobra.Command {
 	cmd := &cobra.Command{}
 	cmd.Use = usage("alias")
@@ -49,6 +51,8 @@ type cmdAliasAdd struct {
 	alias  *cmdAlias
 }
 
+// Command is a method of the cmdAliasAdd structure that returns a new cobra Command for adding new command aliases.
+// It specifies the command usage, description, and examples, and links it to the RunE method for execution logic.
 func (c *cmdAliasAdd) Command() *cobra.Command {
 	cmd := &cobra.Command{}
 	cmd.Use = usage("add", i18n.G("<alias> <target>"))
@@ -64,6 +68,8 @@ func (c *cmdAliasAdd) Command() *cobra.Command {
 	return cmd
 }
 
+// Run is a method of the cmdAliasAdd structure. It implements the logic to add a new alias command.
+// The function checks for valid arguments, verifies if the alias already exists, and if not, adds the new alias to the configuration.
 func (c *cmdAliasAdd) Run(cmd *cobra.Command, args []string) error {
 	conf := c.global.conf
 
@@ -94,6 +100,8 @@ type cmdAliasList struct {
 	flagFormat string
 }
 
+// Command is a method of the cmdAliasList structure that returns a new cobra Command for listing command aliases.
+// It specifies the command usage, description, aliases, and output formatting options, and links it to the RunE method for execution logic.
 func (c *cmdAliasList) Command() *cobra.Command {
 	cmd := &cobra.Command{}
 	cmd.Use = usage("list")
@@ -108,6 +116,8 @@ func (c *cmdAliasList) Command() *cobra.Command {
 	return cmd
 }
 
+// Run is a method of the cmdAliasList structure. It implements the logic to list existing command aliases.
+// The function checks for valid arguments, collects all the aliases, sorts them, and renders them in the specified format.
 func (c *cmdAliasList) Run(cmd *cobra.Command, args []string) error {
 	conf := c.global.conf
 
@@ -139,6 +149,8 @@ type cmdAliasRename struct {
 	alias  *cmdAlias
 }
 
+// Command is a method of the cmdAliasRename structure. It returns a new cobra.Command object.
+// This command allows a user to rename existing aliases in the CLI application.
 func (c *cmdAliasRename) Command() *cobra.Command {
 	cmd := &cobra.Command{}
 	cmd.Use = usage("rename", i18n.G("<old alias> <new alias>"))
@@ -155,6 +167,8 @@ func (c *cmdAliasRename) Command() *cobra.Command {
 	return cmd
 }
 
+// Run is a method of the cmdAliasRename structure. It takes a cobra command and a slice of strings as arguments.
+// This method checks the validity of arguments, ensures the existence of the old alias, verifies the non-existence of the new alias, and then proceeds to rename the alias in the configuration.
 func (c *cmdAliasRename) Run(cmd *cobra.Command, args []string) error {
 	conf := c.global.conf
 
@@ -190,6 +204,8 @@ type cmdAliasRemove struct {
 	alias  *cmdAlias
 }
 
+// Command is a method of the cmdAliasRemove structure. It configures and returns a cobra.Command object.
+// This command enables the removal of a given alias from the command line interface.
 func (c *cmdAliasRemove) Command() *cobra.Command {
 	cmd := &cobra.Command{}
 	cmd.Use = usage("remove", i18n.G("<alias>"))
@@ -206,6 +222,8 @@ func (c *cmdAliasRemove) Command() *cobra.Command {
 	return cmd
 }
 
+// Run is a method of the cmdAliasRemove structure that executes the actual operation of the alias removal command.
+// It takes as input the name of the alias to be removed and updates the global configuration file to reflect this change.
 func (c *cmdAliasRemove) Run(cmd *cobra.Command, args []string) error {
 	conf := c.global.conf
 

lxc/config/remote.go

@@ -189,6 +189,10 @@ func (c *Config) GetImageServer(name string) (lxd.ImageServer, error) {
 	return d, nil
 }
 
+// getConnectionArgs retrieves the connection arguments for the specified remote.
+// It constructs the necessary connection arguments based on the remote's configuration, including authentication type,
+// authentication interactors, cookie jar, OIDC tokens, TLS certificates, and client key.
+// The function returns the connection arguments or an error if any configuration is missing or encounters a problem.
 func (c *Config) getConnectionArgs(name string) (*lxd.ConnectionArgs, error) {
 	remote := c.Remotes[name]
 	args := lxd.ConnectionArgs{