Update mtime of /ostree/bootc when status is modified

This updates the mtime after a successful invocation of
upgrade/switch/edit/rollback

Signed-off-by: John Eckersberg <[email protected]>

Author: jeckersb

lib/src/cli.rs

@@ -752,6 +752,8 @@ async fn upgrade(opts: UpgradeOpts) -> Result<()> {
         }
     }
     if changed {
+        sysroot.update_mtime()?;
+
         if opts.apply {
             crate::reboot::reboot()?;
         }
@@ -832,6 +834,8 @@ async fn switch(opts: SwitchOpts) -> Result<()> {
     let stateroot = booted_deployment.osname();
     crate::deploy::stage(sysroot, &stateroot, &fetched, &new_spec, prog.clone()).await?;
 
+    sysroot.update_mtime()?;
+
     if opts.apply {
         crate::reboot::reboot()?;
     }
@@ -887,6 +891,8 @@ async fn edit(opts: EditOpts) -> Result<()> {
     let stateroot = booted_deployment.osname();
     crate::deploy::stage(sysroot, &stateroot, &fetched, &new_spec, prog.clone()).await?;
 
+    sysroot.update_mtime()?;
+
     Ok(())
 }
 

lib/src/deploy.rs

@@ -747,6 +747,9 @@ pub(crate) async fn rollback(sysroot: &Storage) -> Result<()> {
     } else {
         println!("Next boot: rollback deployment");
     }
+
+    sysroot.update_mtime()?;
+
     Ok(())
 }
 

lib/src/store/mod.rs

@@ -2,9 +2,11 @@ use std::cell::OnceCell;
 use std::env;
 use std::ops::Deref;
 
-use anyhow::Result;
+use anyhow::{Context, Result};
 use cap_std_ext::cap_std::fs::Dir;
+use cap_std_ext::dirext::CapStdExtDirExt;
 use clap::ValueEnum;
+use fn_error_context::context;
 
 use ostree_ext::container::OstreeImageReference;
 use ostree_ext::keyfileext::KeyFileExt;
@@ -86,6 +88,18 @@ impl Storage {
         let imgstore = crate::imgstorage::Storage::create(&sysroot_dir, &self.run)?;
         Ok(self.imgstore.get_or_init(|| imgstore))
     }
+
+    /// Update the mtime on the storage root directory
+    #[context("Updating storage root mtime")]
+    pub(crate) fn update_mtime(&self) -> Result<()> {
+        let sysroot_dir = Dir::reopen_dir(&crate::utils::sysroot_fd(&self.sysroot))
+            .context("Reopen sysroot directory")?;
+
+        sysroot_dir
+            .update_timestamps(std::path::Path::new(BOOTC_ROOT))
+            .context("update_timestamps")
+            .map_err(Into::into)
+    }
 }
 
 impl ContainerImageStore for ostree::Deployment {