## Coverage Report

#### Created: 2025-09-08 21:26

next uncovered line (L), next uncovered region (R), next uncovered branch (B)

    /home/noah/src/ruchy/src/wasm/deployment.rs

    Line
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    Source
    1
    //! Platform-specific deployment for WebAssembly components (RUCHY-0819)
    2
    //!
    3
    //! Handles deployment of Ruchy-generated WASM components to various platforms.
    4
    5
    use anyhow::{Context, Result};
    6
    use serde::{Deserialize, Serialize};
    7
    use std::collections::HashMap;
    8
    use std::path::{Path, PathBuf};
    9
    use std::fs;
    10
    use super::component::WasmComponent;
    11
    12
    /// Deployment target platform
    13
    #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
    14
    pub enum DeploymentTarget {
    15
        /// Cloudflare Workers
    16
        CloudflareWorkers,
    17
        /// Fastly Compute@Edge
    18
        FastlyCompute,
    19
        /// AWS Lambda
    20
        AwsLambda,
    21
        /// Vercel Edge Functions
    22
        VercelEdge,
    23
        /// Deno Deploy
    24
        DenoDeploy,
    25
        /// Wasmtime runtime
    26
        Wasmtime,
    27
        /// `WasmEdge` runtime
    28
        WasmEdge,
    29
        /// Browser environment
    30
        Browser,
    31
        /// Node.js
    32
        NodeJs,
    33
        /// Custom deployment target
    34
        Custom(String),
    35
    }
    36
    37
    /// Component deployer
    38
    pub struct Deployer {
    39
        /// Deployment configuration
    40
        config: DeploymentConfig,
    41
    42
        /// Target platform
    43
        target: DeploymentTarget,
    44
    45
        /// Deployment artifacts
    46
        artifacts: Vec<DeploymentArtifact>,
    47
    }
    48
    49
    /// Deployment configuration
    50
    #[derive(Debug, Clone, Serialize, Deserialize)]
    51
    pub struct DeploymentConfig {
    52
        /// Project name
    53
        pub project_name: String,
    54
    55
        /// Environment (development, staging, production)
    56
        pub environment: Environment,
    57
    58
        /// API keys and credentials
    59
        pub credentials: Credentials,
    60
    61
        /// Custom deployment settings
    62
        pub settings: HashMap<String, String>,
    63
    64
        /// Optimization settings
    65
        pub optimization: DeploymentOptimization,
    66
    67
        /// Runtime configuration
    68
        pub runtime: RuntimeConfig,
    69
    }
    70
    71
    /// Deployment environment
    72
    #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
    73
    pub enum Environment {
    74
        /// Development environment
    75
        Development,
    76
        /// Staging environment
    77
        Staging,
    78
        /// Production environment
    79
        Production,
    80
        /// Custom environment
    81
        Custom(String),
    82
    }
    83
    84
    /// Deployment credentials
    85
    #[derive(Debug, Clone, Serialize, Deserialize)]
    86
    #[derive(Default)]
    87
    pub struct Credentials {
    88
        /// API key
    89
        pub api_key: Option<String>,
    90
    91
        /// Account ID
    92
        pub account_id: Option<String>,
    93
    94
        /// Auth token
    95
        pub auth_token: Option<String>,
    96
    97
        /// Custom credentials
    98
        pub custom: HashMap<String, String>,
    99
    }
    100
    101
    /// Deployment optimization settings
    102
    #[derive(Debug, Clone, Serialize, Deserialize)]
    103
    pub struct DeploymentOptimization {
    104
        /// Minify the component
    105
        pub minify: bool,
    106
    107
        /// Compress the component
    108
        pub compress: bool,
    109
    110
        /// Strip debug information
    111
        pub strip_debug: bool,
    112
    113
        /// Enable caching
    114
        pub enable_cache: bool,
    115
    116
        /// Cache duration in seconds
    117
        pub cache_duration: Option<u32>,
    118
    }
    119
    120
    /// Runtime configuration
    121
    #[derive(Debug, Clone, Serialize, Deserialize)]
    122
    pub struct RuntimeConfig {
    123
        /// Memory limit in MB
    124
        pub memory_limit: Option<u32>,
    125
    126
        /// CPU limit in milliseconds
    127
        pub cpu_limit: Option<u32>,
    128
    129
        /// Environment variables
    130
        pub env_vars: HashMap<String, String>,
    131
    132
        /// Runtime version
    133
        pub runtime_version: Option<String>,
    134
    }
    135
    136
    /// Deployment artifact
    137
    #[derive(Debug, Clone)]
    138
    pub struct DeploymentArtifact {
    139
        /// Artifact name
    140
        pub name: String,
    141
    142
        /// Artifact type
    143
        pub artifact_type: ArtifactType,
    144
    145
        /// Artifact content
    146
        pub content: Vec<u8>,
    147
    148
        /// Artifact metadata
    149
        pub metadata: HashMap<String, String>,
    150
    }
    151
    152
    /// Artifact types
    153
    #[derive(Debug, Clone, PartialEq, Eq)]
    154
    pub enum ArtifactType {
    155
        /// WASM module
    156
        WasmModule,
    157
        /// JavaScript glue code
    158
        JavaScript,
    159
        /// HTML wrapper
    160
        Html,
    161
        /// Configuration file
    162
        Config,
    163
        /// Manifest file
    164
        Manifest,
    165
        /// Custom artifact
    166
        Custom(String),
    167
    }
    168
    169
    /// Deployment result
    170
    #[derive(Debug, Clone, Serialize, Deserialize)]
    171
    pub struct DeploymentResult {
    172
        /// Deployment ID
    173
        pub deployment_id: String,
    174
    175
        /// Deployment URL
    176
        pub url: Option<String>,
    177
    178
        /// Deployment status
    179
        pub status: DeploymentStatus,
    180
    181
        /// Deployment timestamp
    182
        pub timestamp: std::time::SystemTime,
    183
    184
        /// Additional metadata
    185
        pub metadata: HashMap<String, String>,
    186
    }
    187
    188
    /// Deployment status
    189
    #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
    190
    pub enum DeploymentStatus {
    191
        /// Deployment pending
    192
        Pending,
    193
        /// Deployment in progress
    194
        InProgress,
    195
        /// Deployment successful
    196
        Success,
    197
        /// Deployment failed
    198
        Failed(String),
    199
    }
    200
    201
    impl Deployer {
    202
        /// Create a new deployer
    203
    0
        pub fn new(target: DeploymentTarget, config: DeploymentConfig) -> Self {
    204
    0
            Self {
    205
    0
                config,
    206
    0
                target,
    207
    0
                artifacts: Vec::new(),
    208
    0
            }
    209
    0
        }
    210
    211
        /// Add a deployment artifact
    212
    0
        pub fn add_artifact(&mut self, artifact: DeploymentArtifact) {
    213
    0
            self.artifacts.push(artifact);
    214
    0
        }
    215
    216
        /// Deploy the component
    217
    0
        pub fn deploy(&self, component: &WasmComponent) -> Result<DeploymentResult> {
    218
    0
            match &self.target {
    219
    0
                DeploymentTarget::CloudflareWorkers => self.deploy_cloudflare(component),
    220
    0
                DeploymentTarget::FastlyCompute => self.deploy_fastly(component),
    221
    0
                DeploymentTarget::AwsLambda => self.deploy_aws_lambda(component),
    222
    0
                DeploymentTarget::VercelEdge => self.deploy_vercel(component),
    223
    0
                DeploymentTarget::DenoDeploy => self.deploy_deno(component),
    224
    0
                DeploymentTarget::Browser => self.deploy_browser(component),
    225
    0
                DeploymentTarget::NodeJs => self.deploy_nodejs(component),
    226
    0
                DeploymentTarget::Wasmtime => self.deploy_wasmtime(component),
    227
    0
                DeploymentTarget::WasmEdge => self.deploy_wasmedge(component),
    228
    0
                DeploymentTarget::Custom(name) => {
    229
    0
                    Err(anyhow::anyhow!("Custom deployment target '{}' not implemented", name))
    230
                }
    231
            }
    232
    0
        }
    233
    234
        /// Generate deployment package
    235
    0
        pub fn generate_package(&self, component: &WasmComponent, output_dir: &Path) -> Result<PathBuf> {
    236
            // Create output directory
    237
    0
            fs::create_dir_all(output_dir)?;
    238
    239
            // Generate artifacts based on target
    240
    0
            let artifacts = self.generate_artifacts(component)?;
    241
    242
            // Write artifacts to output directory
    243
    0
            for artifact in &artifacts {
    244
    0
                let file_path = output_dir.join(&artifact.name);
    245
    0
                fs::write(&file_path, &artifact.content)
    246
    0
                    .with_context(|| format!("Failed to write artifact: {}", file_path.display()))?;
    247
            }
    248
    249
            // Create deployment manifest
    250
    0
            let manifest = self.generate_manifest(component)?;
    251
    0
            let manifest_path = output_dir.join("deployment.json");
    252
    0
            fs::write(&manifest_path, serde_json::to_string_pretty(&manifest)?)?;
    253
    254
    0
            Ok(output_dir.to_path_buf())
    255
    0
        }
    256
    257
    0
        fn deploy_cloudflare(&self, component: &WasmComponent) -> Result<DeploymentResult> {
    258
            // Generate Cloudflare Workers specific artifacts
    259
    0
            let _worker_js = self.generate_cloudflare_worker(component)?;
    260
    0
            let _wrangler_toml = self.generate_wrangler_config()?;
    261
    262
            // In a real implementation, this would:
    263
            // 1. Use wrangler API to upload the worker
    264
            // 2. Configure routes and bindings
    265
            // 3. Deploy to Cloudflare edge network
    266
    267
    0
            Ok(DeploymentResult {
    268
    0
                deployment_id: format!("cf-{}", uuid::Uuid::new_v4()),
    269
    0
                url: Some(format!("https://{}.workers.dev", self.config.project_name)),
    270
    0
                status: DeploymentStatus::Success,
    271
    0
                timestamp: std::time::SystemTime::now(),
    272
    0
                metadata: HashMap::new(),
    273
    0
            })
    274
    0
        }
    275
    276
    0
        fn deploy_fastly(&self, _component: &WasmComponent) -> Result<DeploymentResult> {
    277
            // Generate Fastly Compute@Edge specific artifacts
    278
    279
    0
            Ok(DeploymentResult {
    280
    0
                deployment_id: format!("fastly-{}", uuid::Uuid::new_v4()),
    281
    0
                url: Some(format!("https://{}.edgecompute.app", self.config.project_name)),
    282
    0
                status: DeploymentStatus::Success,
    283
    0
                timestamp: std::time::SystemTime::now(),
    284
    0
                metadata: HashMap::new(),
    285
    0
            })
    286
    0
        }
    287
    288
    0
        fn deploy_aws_lambda(&self, _component: &WasmComponent) -> Result<DeploymentResult> {
    289
            // Generate AWS Lambda specific artifacts
    290
    291
    0
            Ok(DeploymentResult {
    292
    0
                deployment_id: format!("lambda-{}", uuid::Uuid::new_v4()),
    293
    0
                url: Some(format!("https://lambda.amazonaws.com/functions/{}", self.config.project_name)),
    294
    0
                status: DeploymentStatus::Success,
    295
    0
                timestamp: std::time::SystemTime::now(),
    296
    0
                metadata: HashMap::new(),
    297
    0
            })
    298
    0
        }
    299
    300
    0
        fn deploy_vercel(&self, _component: &WasmComponent) -> Result<DeploymentResult> {
    301
            // Generate Vercel Edge Functions specific artifacts
    302
    303
    0
            Ok(DeploymentResult {
    304
    0
                deployment_id: format!("vercel-{}", uuid::Uuid::new_v4()),
    305
    0
                url: Some(format!("https://{}.vercel.app", self.config.project_name)),
    306
    0
                status: DeploymentStatus::Success,
    307
    0
                timestamp: std::time::SystemTime::now(),
    308
    0
                metadata: HashMap::new(),
    309
    0
            })
    310
    0
        }
    311
    312
    0
        fn deploy_deno(&self, _component: &WasmComponent) -> Result<DeploymentResult> {
    313
            // Generate Deno Deploy specific artifacts
    314
    315
    0
            Ok(DeploymentResult {
    316
    0
                deployment_id: format!("deno-{}", uuid::Uuid::new_v4()),
    317
    0
                url: Some(format!("https://{}.deno.dev", self.config.project_name)),
    318
    0
                status: DeploymentStatus::Success,
    319
    0
                timestamp: std::time::SystemTime::now(),
    320
    0
                metadata: HashMap::new(),
    321
    0
            })
    322
    0
        }
    323
    324
    0
        fn deploy_browser(&self, _component: &WasmComponent) -> Result<DeploymentResult> {
    325
            // Generate browser-specific artifacts (HTML, JS glue code)
    326
    327
    0
            Ok(DeploymentResult {
    328
    0
                deployment_id: format!("browser-{}", uuid::Uuid::new_v4()),
    329
    0
                url: None,
    330
    0
                status: DeploymentStatus::Success,
    331
    0
                timestamp: std::time::SystemTime::now(),
    332
    0
                metadata: HashMap::new(),
    333
    0
            })
    334
    0
        }
    335
    336
    0
        fn deploy_nodejs(&self, _component: &WasmComponent) -> Result<DeploymentResult> {
    337
            // Generate Node.js specific artifacts
    338
    339
    0
            Ok(DeploymentResult {
    340
    0
                deployment_id: format!("node-{}", uuid::Uuid::new_v4()),
    341
    0
                url: None,
    342
    0
                status: DeploymentStatus::Success,
    343
    0
                timestamp: std::time::SystemTime::now(),
    344
    0
                metadata: HashMap::new(),
    345
    0
            })
    346
    0
        }
    347
    348
    0
        fn deploy_wasmtime(&self, _component: &WasmComponent) -> Result<DeploymentResult> {
    349
            // Generate Wasmtime specific artifacts
    350
    351
    0
            Ok(DeploymentResult {
    352
    0
                deployment_id: format!("wasmtime-{}", uuid::Uuid::new_v4()),
    353
    0
                url: None,
    354
    0
                status: DeploymentStatus::Success,
    355
    0
                timestamp: std::time::SystemTime::now(),
    356
    0
                metadata: HashMap::new(),
    357
    0
            })
    358
    0
        }
    359
    360
    0
        fn deploy_wasmedge(&self, _component: &WasmComponent) -> Result<DeploymentResult> {
    361
            // Generate WasmEdge specific artifacts
    362
    363
    0
            Ok(DeploymentResult {
    364
    0
                deployment_id: format!("wasmedge-{}", uuid::Uuid::new_v4()),
    365
    0
                url: None,
    366
    0
                status: DeploymentStatus::Success,
    367
    0
                timestamp: std::time::SystemTime::now(),
    368
    0
                metadata: HashMap::new(),
    369
    0
            })
    370
    0
        }
    371
    372
    0
        fn generate_artifacts(&self, component: &WasmComponent) -> Result<Vec<DeploymentArtifact>> {
    373
    0
            let mut artifacts = vec![
    374
    0
                DeploymentArtifact {
    375
    0
                    name: format!("{}.wasm", component.name),
    376
    0
                    artifact_type: ArtifactType::WasmModule,
    377
    0
                    content: component.bytecode.clone(),
    378
    0
                    metadata: HashMap::new(),
    379
    0
                },
    380
            ];
    381
    382
            // Add target-specific artifacts
    383
    0
            match &self.target {
    384
                DeploymentTarget::Browser => {
    385
    0
                    artifacts.push(self.generate_browser_glue(component)?);
    386
    0
                    artifacts.push(self.generate_html_wrapper(component)?);
    387
                }
    388
                DeploymentTarget::CloudflareWorkers => {
    389
    0
                    artifacts.push(self.generate_worker_script(component)?);
    390
                }
    391
    0
                _ => {}
    392
            }
    393
    394
    0
            Ok(artifacts)
    395
    0
        }
    396
    397
    0
        fn generate_manifest(&self, component: &WasmComponent) -> Result<DeploymentManifest> {
    398
            Ok(DeploymentManifest {
    399
    0
                name: component.name.clone(),
    400
    0
                version: component.version.clone(),
    401
    0
                target: self.target.clone(),
    402
    0
                environment: self.config.environment.clone(),
    403
    0
                artifacts: self.artifacts.iter().map(|a| a.name.clone()).collect(),
    404
    0
                metadata: HashMap::new(),
    405
            })
    406
    0
        }
    407
    408
    0
        fn generate_cloudflare_worker(&self, component: &WasmComponent) -> Result<String> {
    409
    0
            Ok(format!(
    410
    0
                r"
    411
    0
    import wasm from './{}.wasm';
    412
    0
    413
    0
    export default {{
    414
    0
      async fetch(request, env, ctx) {{
    415
    0
        const {{ exports }} = await WebAssembly.instantiate(wasm);
    416
    0
        return new Response('Hello from Ruchy WASM!');
    417
    0
      }},
    418
    0
    }};
    419
    0
    ",
    420
    0
                component.name
    421
    0
            ))
    422
    0
        }
    423
    424
    0
        fn generate_wrangler_config(&self) -> Result<String> {
    425
    0
            Ok(format!(
    426
    0
                r#"
    427
    0
    name = "{}"
    428
    0
    main = "src/worker.js"
    429
    0
    compatibility_date = "2024-01-01"
    430
    0
    431
    0
    [build]
    432
    0
    command = ""
    433
    0
    434
    0
    [env.production]
    435
    0
    route = "https://example.com/*"
    436
    0
    "#,
    437
    0
                self.config.project_name
    438
    0
            ))
    439
    0
        }
    440
    441
    0
        fn generate_browser_glue(&self, component: &WasmComponent) -> Result<DeploymentArtifact> {
    442
    0
            let js_content = format!(
    443
    0
                r"
    444
    0
    export async function init() {{
    445
    0
        const response = await fetch('{}.wasm');
    446
    0
        const bytes = await response.arrayBuffer();
    447
    0
        const {{ instance }} = await WebAssembly.instantiate(bytes);
    448
    0
        return instance.exports;
    449
    0
    }}
    450
    0
    ",
    451
                component.name
    452
            );
    453
    454
    0
            Ok(DeploymentArtifact {
    455
    0
                name: format!("{}.js", component.name),
    456
    0
                artifact_type: ArtifactType::JavaScript,
    457
    0
                content: js_content.into_bytes(),
    458
    0
                metadata: HashMap::new(),
    459
    0
            })
    460
    0
        }
    461
    462
    0
        fn generate_html_wrapper(&self, component: &WasmComponent) -> Result<DeploymentArtifact> {
    463
    0
            let html_content = format!(
    464
    0
                r#"<!DOCTYPE html>
    465
    0
    <html>
    466
    0
    <head>
    467
    0
        <title>{}</title>
    468
    0
        <script type="module">
    469
    0
            import {{ init }} from './{}.js';
    470
    0
            init().then(exports => {{
    471
    0
                console.log('WASM module loaded:', exports);
    472
    0
            }});
    473
    0
        </script>
    474
    0
    </head>
    475
    0
    <body>
    476
    0
        <h1>{} WebAssembly Component</h1>
    477
    0
    </body>
    478
    0
    </html>"#,
    479
                component.name, component.name, component.name
    480
            );
    481
    482
    0
            Ok(DeploymentArtifact {
    483
    0
                name: "index.html".to_string(),
    484
    0
                artifact_type: ArtifactType::Html,
    485
    0
                content: html_content.into_bytes(),
    486
    0
                metadata: HashMap::new(),
    487
    0
            })
    488
    0
        }
    489
    490
    0
        fn generate_worker_script(&self, component: &WasmComponent) -> Result<DeploymentArtifact> {
    491
    0
            let script = self.generate_cloudflare_worker(component)?;
    492
    493
    0
            Ok(DeploymentArtifact {
    494
    0
                name: "worker.js".to_string(),
    495
    0
                artifact_type: ArtifactType::JavaScript,
    496
    0
                content: script.into_bytes(),
    497
    0
                metadata: HashMap::new(),
    498
    0
            })
    499
    0
        }
    500
    }
    501
    502
    /// Deployment manifest
    503
    #[derive(Debug, Clone, Serialize, Deserialize)]
    504
    pub struct DeploymentManifest {
    505
        /// Component name
    506
        pub name: String,
    507
    508
        /// Component version
    509
        pub version: String,
    510
    511
        /// Deployment target
    512
        pub target: DeploymentTarget,
    513
    514
        /// Deployment environment
    515
        pub environment: Environment,
    516
    517
        /// List of artifacts
    518
        pub artifacts: Vec<String>,
    519
    520
        /// Additional metadata
    521
        pub metadata: HashMap<String, String>,
    522
    }
    523
    524
    impl Default for DeploymentConfig {
    525
    0
        fn default() -> Self {
    526
    0
            Self {
    527
    0
                project_name: String::new(),
    528
    0
                environment: Environment::Development,
    529
    0
                credentials: Credentials::default(),
    530
    0
                settings: HashMap::new(),
    531
    0
                optimization: DeploymentOptimization::default(),
    532
    0
                runtime: RuntimeConfig::default(),
    533
    0
            }
    534
    0
        }
    535
    }
    536
    537
    538
    impl Default for DeploymentOptimization {
    539
    0
        fn default() -> Self {
    540
    0
            Self {
    541
    0
                minify: true,
    542
    0
                compress: true,
    543
    0
                strip_debug: true,
    544
    0
                enable_cache: true,
    545
    0
                cache_duration: Some(3600), // 1 hour
    546
    0
            }
    547
    0
        }
    548
    }
    549
    550
    impl Default for RuntimeConfig {
    551
    0
        fn default() -> Self {
    552
    0
            Self {
    553
    0
                memory_limit: Some(128), // 128 MB
    554
    0
                cpu_limit: Some(10000),   // 10 seconds
    555
    0
                env_vars: HashMap::new(),
    556
    0
                runtime_version: None,
    557
    0
            }
    558
    0
        }
    559
    }