mahmad/local-etc-hosts-updater
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Remove tmp hosts var, open a predefined one in the cwd

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This commit is contained in:
Muaz Ahmad 2024-05-13 14:17:43 +05:00
parent f8c4545ea6
commit 56ba739871
2 changed files with 4 additions and 4 deletions
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2
src/consts.zig
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@ -1,5 +1,5 @@
pub const ENV_KEY_OLD_HOSTS_PATH = "OLD_HOSTS_PATH";
pub const ENV_KEY_TMP_HOSTS_PATH = "TMP_HOSTS_PATH";
pub const TMP_HOSTS_FILE = "tmp_hosts";
pub const ENV_KEY_TARGET_DOMAIN = "TARGET_DOMAIN";
pub const ENV_KEY_SUBDOMAIN_LIST = "SUBDOMAIN_LIST";

6
src/hosts.zig
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@ -108,7 +108,7 @@ fn get_subdomains() !std.mem.SplitIterator(u8, .scalar) {
fn create_tmp_hosts(ip: util.IP, domain: util.Domain) !void {
var old_hosts = try std.fs.Dir.openFileZ(util.cwd, try util.getenv(util.consts.ENV_KEY_OLD_HOSTS_PATH), .{ .mode = .read_only });
defer old_hosts.close();
var tmp_hosts = try std.fs.Dir.createFileZ(util.cwd, try util.getenv(util.consts.ENV_KEY_TMP_HOSTS_PATH), .{ .truncate = true });
var tmp_hosts = try std.fs.Dir.createFileZ(util.cwd, util.consts.TMP_HOSTS_FILE, .{ .truncate = true });
defer tmp_hosts.close();
try purge_existing(old_hosts, tmp_hosts);
@ -119,7 +119,7 @@ fn move_tmp_hosts() !void {
var target_hosts = try std.fs.Dir.createFileZ(util.cwd, try util.getenv(util.consts.ENV_KEY_OLD_HOSTS_PATH), .{ .lock = .exclusive });
defer target_hosts.close();
const target_writer = target_hosts.writer();
var tmp_hosts = try std.fs.Dir.openFileZ(util.cwd, try util.getenv(util.consts.ENV_KEY_TMP_HOSTS_PATH), .{});
var tmp_hosts = try std.fs.Dir.openFileZ(util.cwd, util.consts.TMP_HOSTS_FILE, .{});
defer tmp_hosts.close();
const source_reader = tmp_hosts.reader();
@ -129,5 +129,5 @@ fn move_tmp_hosts() !void {
}
};
try std.fs.Dir.deleteFileZ(util.cwd, try util.getenv(util.consts.ENV_KEY_TMP_HOSTS_PATH));
try std.fs.Dir.deleteFileZ(util.cwd, util.consts.TMP_HOSTS_FILE);
}