edge-schema 0.1.0

Shared schema types for Wasmer Edge.
Documentation
use std::collections::HashMap;

use serde::{Deserialize, Serialize};

use super::{
    locality::CapabilityLocalityV1, CapabilityCpuV1, CapabilityFileSystemV1, CapabilityLoggingV1,
    CapabilityMemorySwapV1, CapabilityMemoryV1, CapabilityNetworkDnsV1, CapabilityNetworkGatewayV1,
    CapabilityNetworkV1, CapabilityPersistentMemoryV1, CapabilityWasiV1, CapabilityWebGatewayV1,
    Merge,
};

#[derive(Serialize, Deserialize, PartialEq, Eq, Clone, Debug, schemars::JsonSchema)]
pub enum CapabilityV1 {
    #[serde(rename = "cpu")]
    Cpu(CapabilityCpuV1),
    #[serde(rename = "fs")]
    FileSystem(CapabilityFileSystemV1),
    #[serde(rename = "memory_swap")]
    MemorySwap(CapabilityMemorySwapV1),
    #[serde(rename = "memory_persistent")]
    MemoryPersistent(CapabilityPersistentMemoryV1),
    #[serde(rename = "network")]
    Network(CapabilityNetworkV1),
    #[serde(rename = "network_dns")]
    NetworkDns(CapabilityNetworkDnsV1),
    #[serde(rename = "network_gateway")]
    NetworkGateway(CapabilityNetworkGatewayV1),
}

#[derive(Serialize, Deserialize, Default, PartialEq, Eq, Clone, Debug, schemars::JsonSchema)]
pub struct CapabilityMapV1 {
    #[serde(skip_serializing_if = "Option::is_none")]
    pub wasi: Option<CapabilityWasiV1>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub cpu: Option<CapabilityCpuV1>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub fs: Option<CapabilityFileSystemV1>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub memory: Option<CapabilityMemoryV1>,

    #[serde(skip_serializing_if = "Option::is_none")]
    pub network: Option<CapabilityNetworkV1>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub network_dns: Option<CapabilityNetworkDnsV1>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub network_gateway: Option<CapabilityNetworkGatewayV1>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub logging: Option<CapabilityLoggingV1>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub locality: Option<CapabilityLocalityV1>,
    #[serde(skip_serializing_if = "Option::is_none")]
    pub web_gateway: Option<CapabilityWebGatewayV1>,

    /// Additional unknown capabilities.
    #[serde(flatten)]
    pub other: HashMap<String, serde_json::Value>,
}

impl Merge for CapabilityMapV1 {
    fn merge_extend(self, other: &Self) -> Self {
        Self {
            wasi: self.wasi.merge_extend(&other.wasi),
            cpu: self.cpu.merge_extend(&other.cpu),
            fs: self.fs.merge_extend(&other.fs),
            memory: self.memory.merge_extend(&other.memory),
            network: self.network.merge_extend(&other.network),
            network_dns: self.network_dns.merge_extend(&other.network_dns),
            network_gateway: self.network_gateway.merge_extend(&other.network_gateway),
            logging: self.logging.merge_extend(&other.logging),
            locality: self.locality.merge_extend(&other.locality),
            web_gateway: self.web_gateway.merge_extend(&other.web_gateway),
            other: self.other,
        }
    }
}

#[cfg(test)]
mod tests {
    use std::sync::Arc;

    use crate::schema::{FsVolumeConfig, VolumeMountV1, VolumeSourceShared, VolumeSourceV1};

    use super::*;

    #[test]
    fn test_deser_validate_fs() {
        let raw = r#"
fs:
  volumes:
    - name: data
      source:
        shared:
          id: bf522f22-b5ff-42c4-9625-d1d9bf796b44
      mounts:
        - mount_path: /data
"#;

        let data = serde_yaml::from_str::<CapabilityMapV1>(raw).unwrap();
        assert_eq!(
            data,
            CapabilityMapV1 {
                fs: Some(CapabilityFileSystemV1 {
                    volumes: vec![FsVolumeConfig {
                        name: "data".to_string(),
                        source: VolumeSourceV1::Shared(VolumeSourceShared {
                            id: uuid::Uuid::parse_str("bf522f22-b5ff-42c4-9625-d1d9bf796b44")
                                .unwrap(),
                            size: None,
                        }),
                        mounts: vec![VolumeMountV1 {
                            mount_path: "/data".to_string(),
                            sub_path: None,
                            permissions: None,
                        }],
                    }],
                }),
                ..Default::default()
            }
        );

        let gen =
            schemars::gen::SchemaGenerator::new(schemars::gen::SchemaSettings::draft2019_09());

        let schema = gen.into_root_schema_for::<CapabilityMapV1>();
        let schema_value = serde_json::to_value(&schema).unwrap();

        let value = serde_json::to_value(&data).unwrap();
        let schema = Arc::new(jsonschema::JSONSchema::compile(&schema_value).unwrap());

        let res = schema.validate(&value);

        if let Err(errors) = res {
            for error in errors {
                println!("Validation error: {}", error);
            }
            panic!("Validation failed");
        }
    }
}