Files
forest-v0/crates/forest/src/cli.rs

343 lines
13 KiB
Rust

use std::{net::SocketAddr, path::PathBuf};
use anyhow::Context as AnyContext;
use clap::{FromArgMatches, Parser, Subcommand, crate_authors, crate_description, crate_version};
use colored_json::ToColoredJson;
use kdl::KdlDocument;
use rusty_s3::{Bucket, Credentials, S3Action};
use crate::{
model::{Context, ForestFile, Plan, Project, WorkspaceProject},
plan_reconciler::PlanReconciler,
state::SharedState,
};
mod run;
mod template;
#[derive(Subcommand)]
enum Commands {
Init {},
Template(template::Template),
Info {},
Clean {},
Serve {
#[arg(env = "FOREST_HOST", long, default_value = "127.0.0.1:3000")]
host: SocketAddr,
#[arg(env = "FOREST_S3_ENDPOINT", long = "s3-endpoint")]
s3_endpoint: String,
#[arg(env = "FOREST_S3_REGION", long = "s3-region")]
s3_region: String,
#[arg(env = "FOREST_S3_BUCKET", long = "s3-bucket")]
s3_bucket: String,
#[arg(env = "FOREST_S3_USER", long = "s3-user")]
s3_user: String,
#[arg(env = "FOREST_S3_PASSWORD", long = "s3-password")]
s3_password: String,
},
}
fn get_root(include_run: bool) -> clap::Command {
let mut root_cmd = clap::Command::new("forest")
.subcommand_required(true)
.author(crate_authors!())
.version(crate_version!())
.about(crate_description!())
.ignore_errors(include_run)
.arg(
clap::Arg::new("project_path")
.long("project-path")
.env("FOREST_PROJECT_PATH")
.default_value("."),
);
if include_run {
root_cmd = root_cmd.subcommand(clap::Command::new("run").allow_external_subcommands(true))
}
Commands::augment_subcommands(root_cmd)
}
pub async fn execute() -> anyhow::Result<()> {
let matches = get_root(true).get_matches();
let project_path = PathBuf::from(
&matches
.get_one::<String>("project_path")
.expect("project path always to be set"),
)
.canonicalize()?;
let project_file_path = project_path.join("forest.kdl");
if !project_file_path.exists() {
anyhow::bail!(
"no 'forest.kdl' file was found at: {}",
project_file_path.display().to_string()
);
}
let project_file = tokio::fs::read_to_string(&project_file_path).await?;
let doc: KdlDocument = project_file.parse()?;
let project: ForestFile = doc.try_into()?;
match project {
ForestFile::Workspace(workspace) => {
tracing::trace!("running as workspace");
// 1. For each member load the project
let mut workspace_members = Vec::new();
for member in workspace.members {
let workspace_member_path = project_path.join(&member.path);
let project_file_path = workspace_member_path.join("forest.kdl");
if !project_file_path.exists() {
anyhow::bail!(
"no 'forest.kdl' file was found at: {}",
workspace_member_path.display().to_string()
);
}
let project_file = tokio::fs::read_to_string(&project_file_path).await?;
let doc: KdlDocument = project_file.parse()?;
let project: WorkspaceProject = doc.try_into().context(format!(
"workspace member: {} failed to parse",
&member.path
))?;
workspace_members.push((workspace_member_path, project));
}
// TODO: 1a (optional). Resolve dependencies
// 2. Reconcile plans
let mut member_contexts = Vec::new();
for (member_path, member) in &workspace_members {
match member {
WorkspaceProject::Plan(_plan) => {
tracing::warn!("skipping reconcile for plans for now")
}
WorkspaceProject::Project(project) => {
let plan = if let Some(plan_file_path) = PlanReconciler::new()
.reconcile(
project,
member_path,
Some(workspace_members.as_ref()),
Some(&project_path),
)
.await?
{
let plan_file = tokio::fs::read_to_string(&plan_file_path)
.await
.context(format!(
"failed to read file at: {}",
project_path.to_string_lossy()
))?;
let plan_doc: KdlDocument = plan_file.parse()?;
let plan: Plan = plan_doc.try_into()?;
tracing::trace!("found a plan name: {}", project.name);
Some(plan)
} else {
None
};
let context = Context {
project: project.clone(),
plan,
};
member_contexts.push((member_path, context));
}
}
}
tracing::debug!("run is called, building extra commands, rerunning the parser");
let mut run_cmd = clap::Command::new("run").subcommand_required(true);
// 3. Provide context and aggregated commands for projects
for (_, context) in &member_contexts {
let commands = run::Run::augment_workspace_command(context, &context.project.name);
run_cmd = run_cmd.subcommands(commands);
}
run_cmd =
run_cmd.subcommand(clap::Command::new("all").allow_external_subcommands(true));
let mut root = get_root(false).subcommand(run_cmd);
let matches = root.get_matches_mut();
if matches.subcommand().is_none() {
root.print_help()?;
anyhow::bail!("failed to find command");
}
match matches
.subcommand()
.expect("forest requires a command to be passed")
{
("run", args) => {
let (run_args, args) = args.subcommand().expect("run must have subcommands");
match run_args {
"all" => {
let (all_cmd, _args) = args
.subcommand()
.expect("to be able to get a subcommand (todo: might not work)");
for (member_path, context) in member_contexts {
run::Run::execute_command_if_exists(all_cmd, member_path, &context)
.await?;
}
}
_ => {
let (project_name, command) = run_args
.split_once("::")
.expect("commands to always be pairs for workspaces");
let mut found_context = false;
for (member_path, context) in &member_contexts {
if project_name == context.project.name {
run::Run::execute_command(command, member_path, context)
.await?;
found_context = true;
}
}
if !found_context {
anyhow::bail!("no matching context was found")
}
}
}
}
_ => match Commands::from_arg_matches(&matches).unwrap() {
Commands::Init {} => {
tracing::info!("initializing project");
}
Commands::Info {} => {
let output = serde_json::to_string_pretty(&member_contexts)?;
println!("{}", output.to_colored_json_auto().unwrap_or(output));
}
Commands::Template(template) => {
//template.execute(&project_path, &context).await?;
}
Commands::Serve {
s3_endpoint,
s3_bucket,
s3_region,
s3_user,
s3_password,
..
} => {
tracing::info!("Starting server");
let creds = Credentials::new(s3_user, s3_password);
let bucket = Bucket::new(
url::Url::parse(&s3_endpoint)?,
rusty_s3::UrlStyle::Path,
s3_bucket,
s3_region,
)?;
let put_object = bucket.put_object(Some(&creds), "some-object");
let _url = put_object.sign(std::time::Duration::from_secs(30));
let _state = SharedState::new().await?;
}
Commands::Clean {} => {
todo!();
// let forest_path = project_path.join(".forest");
// if forest_path.exists() {
// tokio::fs::remove_dir_all(forest_path).await?;
// tracing::info!("removed .forest");
// }
}
},
}
}
ForestFile::Project(project) => {
tracing::trace!("found a project name: {}", project.name);
let plan = if let Some(plan_file_path) = PlanReconciler::new()
.reconcile(&project, &project_path, None, None)
.await?
{
let plan_file = tokio::fs::read_to_string(&plan_file_path).await?;
let plan_doc: KdlDocument = plan_file.parse()?;
let plan: Plan = plan_doc.try_into()?;
tracing::trace!("found a plan name: {}", project.name);
Some(plan)
} else {
None
};
let context = Context { project, plan };
let matches = if matches.subcommand_matches("run").is_some() {
tracing::debug!("run is called, building extra commands, rerunning the parser");
let root = get_root(false);
let run_cmd = run::Run::augment_command(&context);
root.subcommand(run_cmd).get_matches()
} else {
matches
};
match matches
.subcommand()
.expect("forest requires a command to be passed")
{
("run", args) => {
run::Run::execute(args, &project_path, &context).await?;
}
_ => match Commands::from_arg_matches(&matches).unwrap() {
Commands::Init {} => {
tracing::info!("initializing project");
tracing::trace!("found context: {:?}", context);
}
Commands::Info {} => {
let output = serde_json::to_string_pretty(&context)?;
println!("{}", output.to_colored_json_auto().unwrap_or(output));
}
Commands::Template(template) => {
template.execute(&project_path, &context).await?;
}
Commands::Serve {
s3_endpoint,
s3_bucket,
s3_region,
s3_user,
s3_password,
..
} => {
tracing::info!("Starting server");
let creds = Credentials::new(s3_user, s3_password);
let bucket = Bucket::new(
url::Url::parse(&s3_endpoint)?,
rusty_s3::UrlStyle::Path,
s3_bucket,
s3_region,
)?;
let put_object = bucket.put_object(Some(&creds), "some-object");
let _url = put_object.sign(std::time::Duration::from_secs(30));
let _state = SharedState::new().await?;
}
Commands::Clean {} => {
let forest_path = project_path.join(".forest");
if forest_path.exists() {
tokio::fs::remove_dir_all(forest_path).await?;
tracing::info!("removed .forest");
}
}
},
}
}
}
Ok(())
}