Place socket file in runtime directory or cache directory and use names crate for socket file name

Cargo.lock

@@ -592,6 +592,12 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "fuchsia-cprng"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
+
 [[package]]
 name = "funty"
 version = "1.1.0"
@@ -1025,6 +1031,15 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0debeb9fcf88823ea64d64e4a815ab1643f33127d995978e099942ce38f25238"
 
+[[package]]
+name = "names"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ef320dab323286b50fb5cdda23f61c796a72a89998ab565ca32525c5c556f2da"
+dependencies = [
+ "rand 0.3.23",
+]
+
 [[package]]
 name = "nb-connect"
 version = "1.1.0"
@@ -1205,6 +1220,29 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "941ba9d78d8e2f7ce474c015eea4d9c6d25b6a3327f9832ee29a4de27f91bbb8"
 
+[[package]]
+name = "rand"
+version = "0.3.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "64ac302d8f83c0c1974bf758f6b041c6c8ada916fbb44a609158ca8b064cc76c"
+dependencies = [
+ "libc",
+ "rand 0.4.6",
+]
+
+[[package]]
+name = "rand"
+version = "0.4.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "552840b97013b1a26992c11eac34bdd778e464601a4c2054b5f0bff7c6761293"
+dependencies = [
+ "fuchsia-cprng",
+ "libc",
+ "rand_core 0.3.1",
+ "rdrand",
+ "winapi",
+]
+
 [[package]]
 name = "rand"
 version = "0.8.3"
@@ -1213,7 +1251,7 @@ checksum = "0ef9e7e66b4468674bfcb0c81af8b7fa0bb154fa9f28eb840da5c447baeb8d7e"
 dependencies = [
  "libc",
  "rand_chacha",
- "rand_core",
+ "rand_core 0.6.2",
  "rand_hc",
 ]
 
@@ -1224,9 +1262,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e12735cf05c9e10bf21534da50a147b924d555dc7a547c42e6bb2d5b6017ae0d"
 dependencies = [
  "ppv-lite86",
- "rand_core",
+ "rand_core 0.6.2",
 ]
 
+[[package]]
+name = "rand_core"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b"
+dependencies = [
+ "rand_core 0.4.2",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.4.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9c33a3c44ca05fa6f1807d8e6743f3824e8509beca625669633be0acbdf509dc"
+
 [[package]]
 name = "rand_core"
 version = "0.6.2"
@@ -1242,7 +1295,7 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3190ef7066a446f2e7f42e239d161e905420ccab01eb967c9eb27d21b2322a73"
 dependencies = [
- "rand_core",
+ "rand_core 0.6.2",
 ]
 
 [[package]]
@@ -1270,6 +1323,15 @@ dependencies = [
  "num_cpus",
 ]
 
+[[package]]
+name = "rdrand"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
+dependencies = [
+ "rand_core 0.3.1",
+]
+
 [[package]]
 name = "redox_syscall"
 version = "0.2.5"
@@ -1597,7 +1659,7 @@ checksum = "dac1c663cfc93810f88aed9b8941d48cabf856a1b111c29a40439018d870eb22"
 dependencies = [
  "cfg-if 1.0.0",
  "libc",
- "rand",
+ "rand 0.8.3",
  "redox_syscall",
  "remove_dir_all",
  "winapi",
@@ -1774,9 +1836,6 @@ name = "uuid"
 version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bc5cf98d8186244414c848017f0e2676b3fcb46807f6668a97dfe67359a3c4b7"
-dependencies = [
- "getrandom",
-]
 
 [[package]]
 name = "value-bag"
@@ -2211,6 +2270,7 @@ dependencies = [
  "interprocess",
  "lazy_static",
  "libc",
+ "names",
  "nix",
  "nom",
  "serde",
@@ -2225,7 +2285,6 @@ dependencies = [
  "termios",
  "unicode-truncate",
  "unicode-width",
- "uuid",
  "vte 0.8.0",
  "wasmer",
  "wasmer-wasi",

Cargo.toml

@@ -36,7 +36,7 @@ lazy_static = "1.4.0"
 wasmer = "1.0.0"
 wasmer-wasi = "1.0.0"
 interprocess = "1.1.1"
-uuid = { version = "0.8.2", features = ["v4"] }
+names = "0.11.0"
 zellij-tile = { path = "zellij-tile/", version = "0.5.0" }
 
 [dependencies.async-std]

src/common/mod.rs

@@ -11,11 +11,12 @@ pub mod wasm_vm;
 
 use crate::panes::PaneId;
 use crate::server::ServerInstruction;
-use crate::utils::consts::ZELLIJ_IPC_PIPE;
 use async_std::task_local;
+use directories_next::ProjectDirs;
 use errors::{get_current_ctx, ErrorContext};
 use lazy_static::lazy_static;
 use std::cell::RefCell;
+use std::path::PathBuf;
 use std::sync::mpsc;
 
 /// An [MPSC](mpsc) asynchronous channel with added error context.
@@ -77,6 +78,14 @@ task_local! {
 }
 
 lazy_static! {
-    pub static ref UNIQUE_ZELLIJ_IPC_PIPE: String =
+    pub static ref ZELLIJ_IPC_PIPE: PathBuf = {
-        ZELLIJ_IPC_PIPE.to_string() + uuid::Uuid::new_v4().to_string().as_str();
+        let project_dir = ProjectDirs::from("org", "Zellij Contributors", "Zellij").unwrap();
+        let ipc_dir = project_dir
+            .runtime_dir()
+            .unwrap_or_else(|| project_dir.cache_dir());
+        std::fs::create_dir_all(ipc_dir).unwrap();
+        let session_name = names::Generator::default().next().unwrap();
+        let x = ipc_dir.join(session_name);
+        x
+    };
 }

src/common/os_input_output.rs

@@ -17,7 +17,7 @@ use std::process::{Child, Command};
 use std::sync::{Arc, Mutex};
 
 use crate::client::ClientInstruction;
-use crate::common::UNIQUE_ZELLIJ_IPC_PIPE;
+use crate::common::ZELLIJ_IPC_PIPE;
 use crate::errors::{get_current_ctx, ErrorContext};
 use crate::panes::PositionAndSize;
 use crate::server::ServerInstruction;
@@ -386,11 +386,11 @@ impl ClientOsApi for ClientOsInputOutput {
         }
     }
     fn connect_to_server(&self) {
-        let socket = match LocalSocketStream::connect(UNIQUE_ZELLIJ_IPC_PIPE.as_str()) {
+        let socket = match LocalSocketStream::connect(ZELLIJ_IPC_PIPE.clone()) {
             Ok(sock) => sock,
             Err(_) => {
                 std::thread::sleep(std::time::Duration::from_millis(20));
-                LocalSocketStream::connect(UNIQUE_ZELLIJ_IPC_PIPE.as_str()).unwrap()
+                LocalSocketStream::connect(ZELLIJ_IPC_PIPE.clone()).unwrap()
             }
         };
         let sock_fd = socket.as_raw_fd();

src/common/utils/consts.rs

@@ -3,10 +3,3 @@
 pub const ZELLIJ_TMP_DIR: &str = "/tmp/zellij";
 pub const ZELLIJ_TMP_LOG_DIR: &str = "/tmp/zellij/zellij-log";
 pub const ZELLIJ_TMP_LOG_FILE: &str = "/tmp/zellij/zellij-log/log.txt";
-pub const ZELLIJ_IPC_PIPE: &str = "/tmp/zellij/ipc";
-
-pub const ZELLIJ_CONFIG_FILE_ENV: &str = "ZELLIJ_CONFIG_FILE";
-pub const ZELLIJ_CONFIG_DIR_ENV: &str = "ZELLIJ_CONFIG_DIR";
-
-// TODO: ${PREFIX} argument in makefile
-pub const SYSTEM_DEFAULT_CONFIG_DIR: &str = "/etc/zellij";

src/server/mod.rs

@@ -16,7 +16,7 @@ use zellij_tile::data::{Event, EventType, ModeInfo};
 
 use crate::cli::CliArgs;
 use crate::client::ClientInstruction;
-use crate::common::UNIQUE_ZELLIJ_IPC_PIPE;
+use crate::common::ZELLIJ_IPC_PIPE;
 use crate::common::{
     errors::{ContextType, PluginContext, PtyContext, ScreenContext, ServerContext},
     input::actions::{Action, Direction},
@@ -83,8 +83,8 @@ pub fn start_server(os_input: Box<dyn ServerOsApi>, opts: CliArgs) -> thread::Jo
         let sessions = sessions.clone();
         let send_server_instructions = send_server_instructions.clone();
         move || {
-            drop(std::fs::remove_file(UNIQUE_ZELLIJ_IPC_PIPE.as_str()));
+            drop(std::fs::remove_file(ZELLIJ_IPC_PIPE.clone()));
-            let listener = LocalSocketListener::bind(UNIQUE_ZELLIJ_IPC_PIPE.as_str()).unwrap();
+            let listener = LocalSocketListener::bind(ZELLIJ_IPC_PIPE.clone()).unwrap();
             for stream in listener.incoming() {
                 match stream {
                     Ok(stream) => {
@@ -132,7 +132,7 @@ pub fn start_server(os_input: Box<dyn ServerOsApi>, opts: CliArgs) -> thread::Jo
                     ServerInstruction::ClientExit => {
                         *sessions.write().unwrap() = None;
                         os_input.send_to_client(ClientInstruction::Exit);
-                        drop(std::fs::remove_file(UNIQUE_ZELLIJ_IPC_PIPE.as_str()));
+                        drop(std::fs::remove_file(ZELLIJ_IPC_PIPE.clone()));
                         break;
                     }
                     ServerInstruction::Render(output) => {