Add environment manager for redis

Author: ofek

scripts/integration/redis/Cargo.lock

@@ -0,0 +1,16 @@
+[package]
+name = "vector-redis-env-manager"
+version = "0.1.0"
+edition = "2021"
+authors = ["Vector Contributors <[email protected]>"]
+license = "MPL-2.0"
+readme = "README.md"
+publish = false
+
+[dependencies]
+anyhow = "1.0.66"
+clap = { version = "4.0.18", features = ["derive"] }
+dunce = "1.0.3"
+serde_json = "1.0.87"
+
+[workspace]

scripts/integration/redis/Cargo.toml

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+# vector-redis-env-manager
+
+-----
+
+## Usage
+
+```text
+vdev int show redis
+vdev int start redis <ENV>
+vdev int stop redis <ENV>
+```

scripts/integration/redis/README.md

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+version: '3'
+
+services:
+  redis:
+    image: docker.io/redis:${REDIS_VERSION}
+
+networks:
+  default:
+    name: ${VECTOR_NETWORK}
+    external: true

scripts/integration/redis/data/docker-compose.yml

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+use anyhow::{bail, Result};
+use serde_json::Value;
+use std::path::PathBuf;
+use std::process::Command;
+use std::thread;
+use std::time::Duration;
+
+pub fn start(config: Value) -> Result<()> {
+    let mut command = compose_command();
+    command.args(["up", "-d"]);
+
+    apply_env_vars(&mut command, &config);
+
+    let status = command.status()?;
+    if status.success() {
+        thread::sleep(Duration::from_secs(20));
+        return Ok(());
+    } else {
+        bail!("failed to execute: {}", render_command(&mut command));
+    }
+}
+
+pub fn stop(config: Value) -> Result<()> {
+    let mut command = compose_command();
+    command.args(["down", "-t", "0"]);
+
+    apply_env_vars(&mut command, &config);
+
+    let status = command.status()?;
+    if status.success() {
+        return Ok(());
+    } else {
+        bail!("failed to execute: {}", render_command(&mut command));
+    }
+}
+
+fn compose_command() -> Command {
+    let path = PathBuf::from_iter(["data", "docker-compose.yml"].iter());
+    let compose_file = match dunce::canonicalize(&path) {
+        Ok(p) => p.display().to_string(),
+        Err(_) => path.display().to_string(),
+    };
+
+    let mut command = Command::new("docker");
+    command.args(["compose", "-f", &compose_file]);
+    command
+}
+
+fn apply_env_vars(command: &mut Command, config: &Value) {
+    if let Some(version) = config.get("version") {
+        command.env("REDIS_VERSION", version.as_str().unwrap());
+    }
+}
+
+fn render_command(command: &mut Command) -> String {
+    format!(
+        "{} {}",
+        command.get_program().to_str().unwrap(),
+        Vec::from_iter(command.get_args().map(|arg| arg.to_str().unwrap())).join(" ")
+    )
+}

scripts/integration/redis/src/core.rs

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+mod core;
+
+use anyhow::Result;
+use clap::{Parser, Subcommand};
+
+#[derive(Parser, Debug)]
+#[command(disable_help_subcommand = true)]
+struct Cli {
+    #[command(subcommand)]
+    command: Commands,
+}
+
+#[derive(Subcommand, Debug)]
+enum Commands {
+    Start { json: String },
+    Stop { json: String },
+}
+
+fn main() -> Result<()> {
+    let cli = Cli::parse();
+
+    match &cli.command {
+        Commands::Start { json } => core::start(serde_json::from_str(&json)?),
+        Commands::Stop { json } => core::stop(serde_json::from_str(&json)?),
+    }
+}

scripts/integration/redis/src/main.rs

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+args:
+- --features
+- redis-integration-tests
+- --lib
+- '::redis::'
+
+env:
+  REDIS_URL: redis://redis:6379/0
+
+matrix:
+- version: 6-alpine