appmgr 0.3.0 rewrite pt 1

appmgr: split bins

update cargo.toml and .gitignore

context

appmgr: refactor error module

appmgr: context

begin new s9pk format

appmgr: add fields to manifest

appmgr: start action abstraction

appmgr: volume abstraction

appmgr: improved volumes

appmgr: install wip

appmgr: health daemon

appmgr: health checks

appmgr: wip

config get

appmgr: secret store

wip

appmgr: config rewritten

appmgr: delete non-reusable code

appmgr: wip

appmgr: please the borrow-checker

appmgr: technically runs now

appmgr: cli

appmgr: clean up cli

appmgr: rpc-toolkit in action

appmgr: wrap up config

appmgr: account for updates during install

appmgr: fix: #308

appmgr: impl Display for Version

appmgr: cleanup

appmgr: set dependents on install

appmgr: dependency health checks
This commit is contained in:
Aiden McClelland
2021-04-08 11:16:25 -06:00
committed by Aiden McClelland
parent 5741cf084f
commit 8954e3e338
84 changed files with 7510 additions and 9950 deletions

234
appmgr/src/action/docker.rs Normal file
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use std::borrow::Cow;
use std::ffi::{OsStr, OsString};
use std::net::Ipv4Addr;
use std::path::PathBuf;
use indexmap::IndexMap;
use serde::{Deserialize, Serialize};
use serde_json::Value;
use crate::id::ImageId;
use crate::net::host::Hosts;
use crate::s9pk::manifest::{PackageId, SYSTEM_PACKAGE_ID};
use crate::util::{Invoke, IoFormat, Version};
use crate::volume::{VolumeId, Volumes};
use crate::{Error, ResultExt};
#[derive(Clone, Debug, Deserialize, Serialize)]
#[serde(rename_all = "kebab-case")]
pub struct DockerAction {
pub image: ImageId,
#[serde(default)]
pub system: bool,
pub entrypoint: String,
#[serde(default)]
pub args: Vec<String>,
#[serde(default)]
pub mounts: IndexMap<VolumeId, PathBuf>,
#[serde(default)]
pub io_format: Option<IoFormat>,
#[serde(default)]
pub inject: bool,
#[serde(default)]
pub shm_size_mb: Option<usize>, // TODO: use postfix sizing? like 1k vs 1m vs 1g
}
impl DockerAction {
pub async fn create(
&self,
pkg_id: &PackageId,
pkg_version: &Version,
volumes: &Volumes,
ip: Ipv4Addr,
) -> Result<(), Error> {
tokio::process::Command::new("docker")
.arg("create")
.arg("--net")
.arg("start9")
.arg("--ip")
.arg(format!("{}", ip))
.arg("--name")
.arg(Self::container_name(pkg_id, pkg_version))
.args(self.docker_args(pkg_id, pkg_version, volumes, false))
.invoke(crate::ErrorKind::Docker)
.await?;
Ok(())
}
pub async fn execute<I: Serialize, O: for<'de> Deserialize<'de>>(
&self,
pkg_id: &PackageId,
pkg_version: &Version,
volumes: &Volumes,
hosts: &Hosts,
input: Option<I>,
allow_inject: bool,
) -> Result<Result<O, (i32, String)>, Error> {
let mut cmd = tokio::process::Command::new("docker");
if self.inject && allow_inject {
cmd.arg("exec");
} else {
cmd.arg("run").arg("--rm");
cmd.args(hosts.docker_args());
}
cmd.args(self.docker_args(pkg_id, pkg_version, volumes, allow_inject));
let input_buf = if let (Some(input), Some(format)) = (&input, &self.io_format) {
cmd.stdin(std::process::Stdio::piped());
Some(format.to_vec(input)?)
} else {
None
};
let mut handle = cmd.spawn().with_kind(crate::ErrorKind::Docker)?;
if let (Some(input), Some(stdin)) = (&input_buf, &mut handle.stdin) {
use tokio::io::AsyncWriteExt;
stdin
.write_all(input)
.await
.with_kind(crate::ErrorKind::Docker)?;
}
let res = handle
.wait_with_output()
.await
.with_kind(crate::ErrorKind::Docker)?;
Ok(if res.status.success() {
Ok(if let Some(format) = &self.io_format {
match format.from_slice(&res.stdout) {
Ok(a) => a,
Err(e) => {
log::warn!(
"Failed to deserialize stdout from {}: {}, falling back to UTF-8 string.",
format,
e
);
serde_json::from_value(String::from_utf8(res.stdout)?.into())
.with_kind(crate::ErrorKind::Deserialization)?
}
}
} else if res.stdout.is_empty() {
serde_json::from_value(Value::Null).with_kind(crate::ErrorKind::Deserialization)?
} else {
serde_json::from_value(String::from_utf8(res.stdout)?.into())
.with_kind(crate::ErrorKind::Deserialization)?
})
} else {
Err((
res.status.code().unwrap_or_default(),
String::from_utf8(res.stderr)?,
))
})
}
pub async fn sandboxed<I: Serialize, O: for<'de> Deserialize<'de>>(
&self,
pkg_id: &PackageId,
pkg_version: &Version,
input: Option<I>,
) -> Result<Result<O, (i32, String)>, Error> {
let mut cmd = tokio::process::Command::new("docker");
cmd.arg("run").arg("--rm");
cmd.arg("--network=none");
cmd.args(self.docker_args(pkg_id, pkg_version, &Volumes::default(), false));
let input_buf = if let (Some(input), Some(format)) = (&input, &self.io_format) {
cmd.stdin(std::process::Stdio::piped());
Some(format.to_vec(input)?)
} else {
None
};
let mut handle = cmd.spawn().with_kind(crate::ErrorKind::Docker)?;
if let (Some(input), Some(stdin)) = (&input_buf, &mut handle.stdin) {
use tokio::io::AsyncWriteExt;
stdin
.write_all(input)
.await
.with_kind(crate::ErrorKind::Docker)?;
}
let res = handle
.wait_with_output()
.await
.with_kind(crate::ErrorKind::Docker)?;
Ok(if res.status.success() {
Ok(if let Some(format) = &self.io_format {
match format.from_slice(&res.stdout) {
Ok(a) => a,
Err(e) => {
log::warn!(
"Failed to deserialize stdout from {}: {}, falling back to UTF-8 string.",
format,
e
);
serde_json::from_value(String::from_utf8(res.stdout)?.into())
.with_kind(crate::ErrorKind::Deserialization)?
}
}
} else if res.stdout.is_empty() {
serde_json::from_value(Value::Null).with_kind(crate::ErrorKind::Deserialization)?
} else {
serde_json::from_value(String::from_utf8(res.stdout)?.into())
.with_kind(crate::ErrorKind::Deserialization)?
})
} else {
Err((
res.status.code().unwrap_or_default(),
String::from_utf8(res.stderr)?,
))
})
}
pub fn container_name(pkg_id: &PackageId, version: &Version) -> String {
format!("service_{}_{}", pkg_id, version)
}
pub fn uncontainer_name(name: &str) -> Option<&str> {
name.strip_prefix("service_")
.and_then(|name| name.split("_").next())
}
fn docker_args<'a>(
&'a self,
pkg_id: &PackageId,
pkg_version: &Version,
volumes: &Volumes,
allow_inject: bool,
) -> Vec<Cow<'a, OsStr>> {
let mut res = Vec::with_capacity(
(2 * self.mounts.len()) // --mount <MOUNT_ARG>
+ (2 * self.shm_size_mb.is_some() as usize) // --shm-size <SHM_SIZE>
+ 3 // --entrypoint <ENTRYPOINT> <IMAGE>
+ self.args.len(), // [ARG...]
);
for (volume_id, dst) in &self.mounts {
let src = if let Some(path) = volumes.get_path_for(pkg_id, volume_id) {
path
} else {
continue;
};
res.push(OsStr::new("--mount").into());
res.push(
OsString::from(format!(
"type=bind,src={},dst={}",
src.display(),
dst.display()
))
.into(),
);
}
if let Some(shm_size_mb) = self.shm_size_mb {
res.push(OsStr::new("--shm-size").into());
res.push(OsString::from(format!("{}m", shm_size_mb)).into());
}
if self.inject && allow_inject {
res.push(OsString::from(Self::container_name(pkg_id, pkg_version)).into());
res.push(OsStr::new(&self.entrypoint).into());
} else {
res.push(OsStr::new("--entrypoint").into());
res.push(OsStr::new(&self.entrypoint).into());
if self.system {
res.push(OsString::from(self.image.for_package(SYSTEM_PACKAGE_ID, None)).into());
} else {
res.push(OsString::from(self.image.for_package(pkg_id, Some(pkg_version))).into());
}
}
res.extend(self.args.iter().map(|s| OsStr::new(s).into()));
res
}
}

160
appmgr/src/action/mod.rs Normal file
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use std::net::Ipv4Addr;
use std::path::Path;
use anyhow::anyhow;
use indexmap::{IndexMap, IndexSet};
use patch_db::HasModel;
use serde::{Deserialize, Serialize};
use self::docker::DockerAction;
use crate::config::{Config, ConfigSpec};
use crate::id::Id;
use crate::net::host::Hosts;
use crate::s9pk::manifest::PackageId;
use crate::util::{ValuePrimative, Version};
use crate::volume::Volumes;
use crate::{Error, ResultExt};
pub mod docker;
#[derive(Clone, Debug, PartialEq, Eq, Hash, Serialize)]
pub struct ActionId<S: AsRef<str> = String>(Id<S>);
impl<S: AsRef<str>> AsRef<ActionId<S>> for ActionId<S> {
fn as_ref(&self) -> &ActionId<S> {
self
}
}
impl<S: AsRef<str>> std::fmt::Display for ActionId<S> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
write!(f, "{}", &self.0)
}
}
impl<S: AsRef<str>> AsRef<str> for ActionId<S> {
fn as_ref(&self) -> &str {
self.0.as_ref()
}
}
impl<S: AsRef<str>> AsRef<Path> for ActionId<S> {
fn as_ref(&self) -> &Path {
self.0.as_ref().as_ref()
}
}
impl<'de, S> Deserialize<'de> for ActionId<S>
where
S: AsRef<str>,
Id<S>: Deserialize<'de>,
{
fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
where
D: serde::de::Deserializer<'de>,
{
Ok(ActionId(Deserialize::deserialize(deserializer)?))
}
}
#[derive(Clone, Debug, Default, Deserialize, Serialize)]
pub struct Actions(pub IndexMap<ActionId, Action>);
#[derive(Debug, Deserialize)]
#[serde(tag = "version")]
pub enum ActionResult {
#[serde(rename = "0")]
V0(ActionResultV0),
}
#[derive(Debug, Deserialize)]
pub struct ActionResultV0 {
pub message: String,
pub value: ValuePrimative,
pub copyable: bool,
pub qr: bool,
}
#[derive(Clone, Copy, Debug, Hash, PartialEq, Eq, Deserialize, Serialize)]
#[serde(rename_all = "kebab-case")]
pub enum DockerStatus {
Running,
Stopped,
}
#[derive(Clone, Debug, Deserialize, Serialize)]
#[serde(rename_all = "kebab-case")]
pub struct Action {
pub name: String,
pub description: String,
#[serde(default)]
pub warning: Option<String>,
pub implementation: ActionImplementation,
pub allowed_statuses: IndexSet<DockerStatus>,
#[serde(default)]
pub input_spec: ConfigSpec,
}
impl Action {
pub async fn execute(
&self,
pkg_id: &PackageId,
pkg_version: &Version,
volumes: &Volumes,
hosts: &Hosts,
input: Config,
) -> Result<ActionResult, Error> {
self.input_spec
.matches(&input)
.with_kind(crate::ErrorKind::ConfigSpecViolation)?;
self.implementation
.execute(pkg_id, pkg_version, volumes, hosts, Some(input), true)
.await?
.map_err(|e| Error::new(anyhow!("{}", e.1), crate::ErrorKind::Action))
}
}
#[derive(Clone, Debug, Deserialize, Serialize, HasModel)]
#[serde(rename = "kebab-case")]
#[serde(tag = "type")]
pub enum ActionImplementation {
Docker(DockerAction),
}
impl ActionImplementation {
pub async fn install(
&self,
pkg_id: &PackageId,
pkg_version: &Version,
volumes: &Volumes,
ip: Ipv4Addr,
) -> Result<(), Error> {
match self {
ActionImplementation::Docker(action) => {
action.create(pkg_id, pkg_version, volumes, ip).await
}
}
}
pub async fn execute<I: Serialize, O: for<'de> Deserialize<'de>>(
&self,
pkg_id: &PackageId,
pkg_version: &Version,
volumes: &Volumes,
hosts: &Hosts,
input: Option<I>,
allow_inject: bool,
) -> Result<Result<O, (i32, String)>, Error> {
match self {
ActionImplementation::Docker(action) => {
action
.execute(pkg_id, pkg_version, volumes, hosts, input, allow_inject)
.await
}
}
}
pub async fn sandboxed<I: Serialize, O: for<'de> Deserialize<'de>>(
&self,
pkg_id: &PackageId,
pkg_version: &Version,
input: Option<I>,
) -> Result<Result<O, (i32, String)>, Error> {
match self {
ActionImplementation::Docker(action) => {
action.sandboxed(pkg_id, pkg_version, input).await
}
}
}
}