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Copy pathmigrate.rs
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89 lines (68 loc) · 2.43 KB
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use anyhow::{bail, Context};
use console::style;
use sqlx::migrate::{Migrate, MigrateError, Migrator};
use sqlx::{AnyConnection, Connection};
use std::fs::{self, File};
use std::io::Write;
use std::path::Path;
const MIGRATION_FOLDER: &'static str = "migrations";
pub fn add(description: &str) -> anyhow::Result<()> {
use chrono::prelude::*;
use std::path::PathBuf;
fs::create_dir_all(MIGRATION_FOLDER).context("Unable to create migrations directory")?;
let dt = Utc::now();
let mut file_name = dt.format("%Y%m%d%H%M%S").to_string();
file_name.push_str("_");
file_name.push_str(&description.replace(' ', "_"));
file_name.push_str(".sql");
let mut path = PathBuf::new();
path.push(MIGRATION_FOLDER);
path.push(&file_name);
println!("Creating {}", style(path.display()).cyan());
let mut file = File::create(&path).context("Failed to create migration file")?;
file.write_all(b"-- Add migration script here\n")?;
Ok(())
}
pub async fn info(uri: &str) -> anyhow::Result<()> {
let migrator = Migrator::new(Path::new(MIGRATION_FOLDER)).await?;
let mut conn = AnyConnection::connect(uri).await?;
conn.ensure_migrations_table().await?;
let (version, _) = conn.version().await?.unwrap_or((0, false));
for migration in migrator.iter() {
println!(
"{}/{} {}",
style(migration.version).cyan(),
if version >= migration.version {
style("installed").green()
} else {
style("pending").yellow()
},
migration.description,
);
}
Ok(())
}
pub async fn run(uri: &str) -> anyhow::Result<()> {
let migrator = Migrator::new(Path::new(MIGRATION_FOLDER)).await?;
let mut conn = AnyConnection::connect(uri).await?;
conn.ensure_migrations_table().await?;
let (version, dirty) = conn.version().await?.unwrap_or((0, false));
if dirty {
bail!(MigrateError::Dirty(version));
}
for migration in migrator.iter() {
if migration.version > version {
let elapsed = conn.apply(migration).await?;
println!(
"{}/{} {} {}",
style(migration.version).cyan(),
style("migrate").green(),
migration.description,
style(format!("({:?})", elapsed)).dim()
);
} else {
conn.validate(migration).await?;
}
}
Ok(())
}