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pxar: implement feature flag support for device nodes, fifos and sockets

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Signed-off-by: Christian Ebner <c.ebner@proxmox.com>
This commit is contained in:
Christian Ebner
2019-08-01 17:51:59 +02:00
committed by Dietmar Maurer
parent 8abc95a145
commit 81a9905e0a
3 changed files with 59 additions and 5 deletions
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30
src/bin/pxar.rs
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@ -94,6 +94,9 @@ fn extract_archive(
let no_xattrs = param["no-xattrs"].as_bool().unwrap_or(false);
let no_fcaps = param["no-fcaps"].as_bool().unwrap_or(false);
let no_acls = param["no-acls"].as_bool().unwrap_or(false);
let no_device_nodes = param["no-device-nodes"].as_bool().unwrap_or(false);
let no_fifos = param["no-fifos"].as_bool().unwrap_or(false);
let no_sockets = param["no-sockets"].as_bool().unwrap_or(false);
let allow_existing_dirs = param["allow-existing-dirs"].as_bool().unwrap_or(false);
let files_from = param["files-from"].as_str();
let empty = Vec::new();
@ -109,6 +112,15 @@ fn extract_archive(
if no_acls {
feature_flags ^= pxar::CA_FORMAT_WITH_ACL;
}
if no_device_nodes {
feature_flags ^= pxar::CA_FORMAT_WITH_DEVICE_NODES;
}
if no_fifos {
feature_flags ^= pxar::CA_FORMAT_WITH_FIFOS;
}
if no_sockets {
feature_flags ^= pxar::CA_FORMAT_WITH_SOCKETS;
}
let mut pattern_list = Vec::new();
if let Some(filename) = files_from {
@ -158,6 +170,9 @@ fn create_archive(
let no_xattrs = param["no-xattrs"].as_bool().unwrap_or(false);
let no_fcaps = param["no-fcaps"].as_bool().unwrap_or(false);
let no_acls = param["no-acls"].as_bool().unwrap_or(false);
let no_device_nodes = param["no-device-nodes"].as_bool().unwrap_or(false);
let no_fifos = param["no-fifos"].as_bool().unwrap_or(false);
let no_sockets = param["no-sockets"].as_bool().unwrap_or(false);
let devices = if all_file_systems { None } else { Some(HashSet::new()) };
@ -183,6 +198,15 @@ fn create_archive(
if no_acls {
feature_flags ^= pxar::CA_FORMAT_WITH_ACL;
}
if no_device_nodes {
feature_flags ^= pxar::CA_FORMAT_WITH_DEVICE_NODES;
}
if no_fifos {
feature_flags ^= pxar::CA_FORMAT_WITH_FIFOS;
}
if no_sockets {
feature_flags ^= pxar::CA_FORMAT_WITH_SOCKETS;
}
pxar::Encoder::encode(source, &mut dir, &mut writer, devices, verbose, false, feature_flags)?;
@ -205,6 +229,9 @@ fn main() {
.optional("no-fcaps", BooleanSchema::new("Ignore file capabilities.").default(false))
.optional("no-acls", BooleanSchema::new("Ignore access control list entries.").default(false))
.optional("all-file-systems", BooleanSchema::new("Include mounted sudirs.").default(false))
.optional("no-device-nodes", BooleanSchema::new("Ignore device nodes.").default(false))
.optional("no-fifos", BooleanSchema::new("Ignore fifos.").default(false))
.optional("no-sockets", BooleanSchema::new("Ignore sockets.").default(false))
))
.arg_param(vec!["archive", "source"])
.completion_cb("archive", tools::complete_file_name)
@ -229,6 +256,9 @@ fn main() {
.optional("no-acls", BooleanSchema::new("Ignore access control list entries.").default(false))
.optional("allow-existing-dirs", BooleanSchema::new("Allows directories to already exist on restore.").default(false))
.optional("files-from", StringSchema::new("Match pattern for files to restore."))
.optional("no-device-nodes", BooleanSchema::new("Ignore device nodes.").default(false))
.optional("no-fifos", BooleanSchema::new("Ignore fifos.").default(false))
.optional("no-sockets", BooleanSchema::new("Ignore sockets.").default(false))
))
.arg_param(vec!["archive", "pattern"])
.completion_cb("archive", tools::complete_file_name)