add mail service

src/service/mail.rs

@@ -0,0 +1,89 @@
+use crate::config::HazeConfig;
+use crate::image::pull_image;
+use crate::service::ServiceTrait;
+use crate::Result;
+use bollard::container::{Config, CreateContainerOptions, NetworkingConfig};
+use bollard::models::{EndpointSettings, HostConfig};
+use bollard::Docker;
+use maplit::hashmap;
+use miette::IntoDiagnostic;
+
+#[derive(Debug, Clone, Eq, PartialEq)]
+pub struct Mail;
+
+#[async_trait::async_trait]
+impl ServiceTrait for Mail {
+    fn name(&self) -> &str {
+        "mail"
+    }
+
+    async fn spawn(
+        &self,
+        docker: &Docker,
+        cloud_id: &str,
+        network: &str,
+        _config: &HazeConfig,
+    ) -> Result<Option<String>> {
+        let image = "rnwood/smtp4dev";
+        pull_image(docker, image).await?;
+        let options = Some(CreateContainerOptions {
+            name: self.container_name(cloud_id).unwrap(),
+            ..CreateContainerOptions::default()
+        });
+        let config = Config {
+            image: Some(image),
+            host_config: Some(HostConfig {
+                network_mode: Some(network.to_string()),
+                ..Default::default()
+            }),
+            labels: Some(hashmap! {
+                "haze-type" => self.name(),
+                "haze-cloud-id" => cloud_id
+            }),
+            networking_config: Some(NetworkingConfig {
+                endpoints_config: hashmap! {
+                    network => EndpointSettings {
+                        aliases: Some(vec![self.name().to_string()]),
+                        ..Default::default()
+                    }
+                },
+            }),
+            ..Default::default()
+        };
+        let id = docker
+            .create_container(options, config)
+            .await
+            .into_diagnostic()?
+            .id;
+        docker
+            .start_container::<String>(&id, None)
+            .await
+            .into_diagnostic()?;
+        Ok(Some(id))
+    }
+
+    fn container_name(&self, cloud_id: &str) -> Option<String> {
+        Some(format!("{}-mail", cloud_id))
+    }
+
+    // no need to wait for mail, as it won't be used until the user logs in
+    async fn is_healthy(&self, _docker: &Docker, _cloud_id: &str) -> Result<bool> {
+        Ok(true)
+    }
+
+    async fn post_setup(
+        &self,
+        _docker: &Docker,
+        _cloud_id: &str,
+        _config: &HazeConfig,
+    ) -> Result<Vec<String>> {
+        Ok(vec![
+            "occ config:system:set mail_smtpmode --value smtp".into(),
+            "occ config:system:set mail_sendmailmode --value smtp".into(),
+            "occ config:system:set mail_domain --value haze".into(),
+            "occ config:system:set mail_smtphost --value mail".into(),
+            "occ config:system:set mail_smtpport --value 25".into(),
+            "occ user:setting admin settings email admin@haze".into(),
+        ])
+    }
+}