Added Zig and Telnet example using Redis server as Telnet server

Author Mitja Felicijan <mitja.felicijan@gmail.com> 2024-09-16 04:07:51 +0200
Committer Mitja Felicijan <mitja.felicijan@gmail.com> 2024-09-16 04:07:51 +0200
Commit 1c5d09532f18da2a7b6a2a3164380ec76ac11cc1 (patch)
-rw-r--r-- shell.nix 2
-rw-r--r-- zig-telnet/Makefile 11
-rw-r--r-- zig-telnet/main.zig 21
3 files changed, 33 insertions, 1 deletions
diff --git a/shell.nix b/shell.nix
...
7 
		nasm
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		nasm
8 
		tinycc
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		tinycc
9 
		clang
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		clang
10 
		zig
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		zig_0_11
11 
		zls
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		zls
12 
  
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		# Dev libraries and deps.
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		# Dev libraries and deps.
...
diff --git a/zig-telnet/Makefile b/zig-telnet/Makefile 
  
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default: write read
 
  
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write:
 
  
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	zig run main.zig
 
  
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read:
 
  
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	echo -e "Reading value back from Redis server"
 
  
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	{ echo "GET zig"; sleep 1; } | telnet localhost 6379
 
  
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redis:
 
  
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	docker run -p 6379:6379 redis
diff --git a/zig-telnet/main.zig b/zig-telnet/main.zig 
  
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const std = @import("std");
 
  
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// NOTE: Start Redis server with either `make redis` which requires
 
  
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//       Docker to be installed or provide your own Redis instance.
 
  
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pub fn main() !void {
 
  
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    const peer = try std.net.Address.parseIp4("127.0.0.1", 6379);
 
  
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    const stream = try std.net.tcpConnectToAddress(peer);
 
  
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    defer stream.close();
 
  
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    std.debug.print("Connecting to Redis server {}\n", .{peer});
 
  
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    // https://redis.io/docs/latest/commands/set/
 
  
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    var writer = stream.writer();
 
  
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    const size = try writer.write("SET zig zag\n");
 
  
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    std.debug.print("Sending to peer, total written: {d} bytes\n", .{size});
 
  
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    // NOTE: Check if the key was created with:
 
  
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    //       { echo "GET zig"; sleep 1; } | telnet localhost 6379
 
  
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}