add simple create_task example for azure_svc_batch (#450)

Author: bmc-msft

services/svc/batch/examples/create_task.rs

@@ -0,0 +1,80 @@
+/*
+Creates a batch job and task using the data plane APIs
+
+cargo run --package azure_svc_batch --example create_task
+*/
+
+use azure_identity::token_credentials::AzureCliCredential;
+use azure_svc_batch::models::{JobAddParameter, PoolInformation, TaskAddParameter};
+use azure_svc_batch::operations::{job, task};
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    let account_name = std::env::args().nth(1).expect("please specify batch account");
+    let region = std::env::args().nth(2).expect("please specify region");
+    let pool_id = std::env::args().nth(3).expect("please specify pool");
+    let job_id = std::env::args().nth(4).expect("please specify job_id");
+    let task_id = std::env::args().nth(5).expect("please specify task_id");
+
+    let base_path = format!("https://{}.{}.batch.azure.com", account_name, region);
+
+    let http_client = azure_core::new_http_client();
+    let token_credential = Box::new(AzureCliCredential {});
+    let config = &azure_svc_batch::config(http_client, token_credential)
+        .base_path(base_path)
+        .token_credential_resource("https://batch.core.windows.net/")
+        .build();
+
+    let pool_id = Some(pool_id);
+    let pool_info = PoolInformation {
+        pool_id,
+        auto_pool_specification: None,
+    };
+
+    let job_params = JobAddParameter {
+        id: job_id.to_string(),
+        display_name: None,
+        priority: None,
+        max_parallel_tasks: None,
+        constraints: None,
+        job_manager_task: None,
+        job_preparation_task: None,
+        job_release_task: None,
+        common_environment_settings: vec![],
+        pool_info,
+        on_all_tasks_complete: None,
+        on_task_failure: None,
+        metadata: vec![],
+        uses_task_dependencies: None,
+        network_configuration: None,
+    };
+
+    println!("creating job");
+    job::add(&config, &job_params, None, None, None, None).await?;
+
+    let constraints = None;
+    let command_line = "echo hello there".to_string();
+    let task = TaskAddParameter {
+        affinity_info: None,
+        application_package_references: vec![],
+        authentication_token_settings: None,
+        container_settings: None,
+        constraints,
+        command_line,
+        display_name: None,
+        environment_settings: vec![],
+        depends_on: None,
+        exit_conditions: None,
+        id: task_id.to_string(),
+        multi_instance_settings: None,
+        required_slots: None,
+        resource_files: vec![],
+        output_files: vec![],
+        user_identity: None,
+    };
+
+    println!("creating task");
+    task::add(&config, &job_id, &task, None, None, None, None).await?;
+
+    Ok(())
+}