ical-rs: Pin version to Git commit

Cargo.lock

@@ -1771,7 +1771,7 @@ dependencies = [
 [[package]]
 name = "ical"
 version = "0.12.0-dev"
-source = "git+https://github.com/lennart-k/ical-rs?branch=dev#8697656303f182ce173efdaf6aa7e842ffdb3f33"
+source = "git+https://github.com/lennart-k/ical-rs?rev=f1ad6456fd6cbd1e6da095297febddd2cfe61422#f1ad6456fd6cbd1e6da095297febddd2cfe61422"
 dependencies = [
  "chrono",
  "chrono-tz",

Cargo.toml

@@ -107,7 +107,7 @@ strum = "0.27"
 strum_macros = "0.27"
 serde_json = { version = "1.0", features = ["raw_value"] }
 sqlx-sqlite = { version = "0.8", features = ["bundled"] }
-ical = { git = "https://github.com/lennart-k/ical-rs", branch = "dev", features = [
+ical = { git = "https://github.com/lennart-k/ical-rs", rev = "f1ad6456fd6cbd1e6da095297febddd2cfe61422", features = [
   "chrono-tz",
 ] }
 toml = "0.9"

crates/caldav/src/calendar_object/methods.rs

@@ -11,7 +11,7 @@ use rustical_ical::CalendarObject;
 use rustical_store::CalendarStore;
 use rustical_store::auth::Principal;
 use std::str::FromStr;
-use tracing::{debug, instrument};
+use tracing::{instrument, warn};
 
 #[instrument(skip(cal_store))]
 pub async fn get_event<C: CalendarStore>(
@@ -94,9 +94,13 @@ pub async fn put_event<C: CalendarStore>(
         true
     };
 
-    let Ok(object) = CalendarObject::from_ics(body.clone()) else {
-        debug!("invalid calendar data:\n{body}");
-        return Err(Error::PreconditionFailed(Precondition::ValidCalendarData));
+    let object = match CalendarObject::from_ics(body.clone()) {
+        Ok(object) => object,
+        Err(err) => {
+            warn!("invalid calendar data:\n{body}");
+            warn!("{err}");
+            return Err(Error::PreconditionFailed(Precondition::ValidCalendarData));
+        }
     };
     let etag = object.get_etag();
     cal_store

crates/caldav/src/error.rs

@@ -79,6 +79,9 @@ impl Error {
 
 impl IntoResponse for Error {
     fn into_response(self) -> axum::response::Response {
+        if let Self::PreconditionFailed(precondition) = self {
+            return precondition.into_response();
+        }
         if matches!(
             self.status_code(),
             StatusCode::INTERNAL_SERVER_ERROR | StatusCode::PRECONDITION_FAILED

crates/store_sqlite/src/addressbook_store/mod.rs

@@ -2,6 +2,7 @@ use super::ChangeOperation;
 use crate::BEGIN_IMMEDIATE;
 use async_trait::async_trait;
 use derive_more::derive::Constructor;
+use ical::parser::ParserError;
 use rustical_ical::AddressObject;
 use rustical_store::{
     Addressbook, AddressbookStore, CollectionMetadata, CollectionOperation,
@@ -9,7 +10,7 @@ use rustical_store::{
 };
 use sqlx::{Acquire, Executor, Sqlite, SqlitePool, Transaction};
 use tokio::sync::mpsc::Sender;
-use tracing::{error_span, instrument, warn};
+use tracing::{error, error_span, instrument, warn};
 
 pub mod birthday_calendar;
 
@@ -18,6 +19,12 @@ struct AddressObjectRow {
     id: String,
     vcf: String,
 }
+impl From<AddressObjectRow> for (String, Result<AddressObject, ParserError>) {
+    fn from(row: AddressObjectRow) -> Self {
+        let result = AddressObject::from_vcf(row.vcf);
+        (row.id, result)
+    }
+}
 
 impl TryFrom<AddressObjectRow> for (String, AddressObject) {
     type Error = rustical_store::Error;
@@ -31,6 +38,7 @@ impl TryFrom<AddressObjectRow> for (String, AddressObject) {
 pub struct SqliteAddressbookStore {
     db: SqlitePool,
     sender: Sender<CollectionOperation>,
+    skip_broken: bool,
 }
 
 impl SqliteAddressbookStore {
@@ -88,6 +96,36 @@ impl SqliteAddressbookStore {
         Ok(())
     }
 
+    #[allow(clippy::missing_panics_doc)]
+    pub async fn validate_objects(&self, principal: &str) -> Result<(), Error> {
+        let mut success = true;
+        for addressbook in self.get_addressbooks(principal).await? {
+            for (object_id, res) in Self::_get_objects(&self.db, principal, &addressbook.id).await?
+            {
+                if let Err(err) = res {
+                    warn!(
+                        "Invalid address object found at {principal}/{addr_id}/{object_id}.vcf. Error: {err}",
+                        addr_id = addressbook.id
+                    );
+                    success = false;
+                }
+            }
+        }
+        if !success {
+            if self.skip_broken {
+                error!(
+                    "Not all address objects are valid. Since data_store.sqlite.skip_broken=true they will be hidden. You are still advised to manually remove or repair the object. If you need help feel free to open up an issue on GitHub."
+                );
+            } else {
+                error!(
+                    "Not all address objects are valid. Since data_store.sqlite.skip_broken=false this causes a panic. Remove or repair the broken objects manually or set data_store.sqlite.skip_broken=false as a temporary solution to ignore the error. If you need help feel free to open up an issue on GitHub."
+                );
+                panic!();
+            }
+        }
+        Ok(())
+    }
+
     // Logs an operation to an address object
     async fn log_object_operation(
         tx: &mut Transaction<'_, Sqlite>,
@@ -134,7 +172,7 @@ impl SqliteAddressbookStore {
         if let Err(err) = self.sender.try_send(CollectionOperation { topic, data }) {
             error_span!(
                 "Error trying to send addressbook update notification:",
-                err = format!("{err:?}"),
+                err = format!("{err}"),
             );
         }
     }
@@ -353,8 +391,8 @@ impl SqliteAddressbookStore {
         executor: E,
         principal: &str,
         addressbook_id: &str,
-    ) -> Result<Vec<(String, AddressObject)>, rustical_store::Error> {
-        sqlx::query_as!(
+    ) -> Result<impl Iterator<Item = (String, Result<AddressObject, ParserError>)>, Error> {
+        Ok(sqlx::query_as!(
             AddressObjectRow,
             "SELECT id, vcf FROM addressobjects WHERE principal = ? AND addressbook_id = ? AND deleted_at IS NULL",
             principal,
@@ -363,8 +401,8 @@ impl SqliteAddressbookStore {
         .fetch_all(executor)
         .await.map_err(crate::Error::from)?
         .into_iter()
-        .map(std::convert::TryInto::try_into)
-        .collect()
+        .map(Into::into)
+        )
     }
 
     async fn _get_object<'e, E: Executor<'e, Database = Sqlite>>(
@@ -607,7 +645,16 @@ impl AddressbookStore for SqliteAddressbookStore {
         principal: &str,
         addressbook_id: &str,
     ) -> Result<Vec<(String, AddressObject)>, rustical_store::Error> {
-        Self::_get_objects(&self.db, principal, addressbook_id).await
+        let objects = Self::_get_objects(&self.db, principal, addressbook_id).await?;
+        if self.skip_broken {
+            Ok(objects
+                .filter_map(|(id, res)| Some((id, res.ok()?)))
+                .collect())
+        } else {
+            Ok(objects
+                .map(|(id, res)| res.map(|obj| (id, obj)))
+                .collect::<Result<Vec<_>, _>>()?)
+        }
     }
 
     #[instrument]

crates/store_sqlite/src/calendar_store.rs

@@ -3,6 +3,7 @@ use crate::BEGIN_IMMEDIATE;
 use async_trait::async_trait;
 use chrono::TimeDelta;
 use derive_more::derive::Constructor;
+use ical::parser::ParserError;
 use ical::types::CalDateTime;
 use regex::Regex;
 use rustical_ical::{CalendarObject, CalendarObjectType};
@@ -13,7 +14,7 @@ use rustical_store::{CollectionOperation, CollectionOperationInfo};
 use sqlx::types::chrono::NaiveDateTime;
 use sqlx::{Acquire, Executor, Sqlite, SqlitePool, Transaction};
 use tokio::sync::mpsc::Sender;
-use tracing::{error_span, instrument, warn};
+use tracing::{error, error_span, instrument, warn};
 
 #[derive(Debug, Clone)]
 struct CalendarObjectRow {
@@ -22,6 +23,23 @@ struct CalendarObjectRow {
     uid: String,
 }
 
+impl From<CalendarObjectRow> for (String, Result<CalendarObject, ParserError>) {
+    fn from(row: CalendarObjectRow) -> Self {
+        let result = CalendarObject::from_ics(row.ics).inspect(|object| {
+            if object.get_uid() != row.uid {
+                warn!(
+                    "Calendar object {}.ics: UID={} and row uid={} do not match",
+                    row.id,
+                    object.get_uid(),
+                    row.uid
+                );
+            }
+        });
+
+        (row.id, result)
+    }
+}
+
 impl TryFrom<CalendarObjectRow> for (String, CalendarObject) {
     type Error = rustical_store::Error;
 
@@ -92,6 +110,7 @@ impl From<CalendarRow> for Calendar {
 pub struct SqliteCalendarStore {
     db: SqlitePool,
     sender: Sender<CollectionOperation>,
+    skip_broken: bool,
 }
 
 impl SqliteCalendarStore {
@@ -141,11 +160,40 @@ impl SqliteCalendarStore {
         if let Err(err) = self.sender.try_send(CollectionOperation { topic, data }) {
             error_span!(
                 "Error trying to send calendar update notification:",
-                err = format!("{err:?}"),
+                err = format!("{err}"),
             );
         }
     }
 
+    #[allow(clippy::missing_panics_doc)]
+    pub async fn validate_objects(&self, principal: &str) -> Result<(), Error> {
+        let mut success = true;
+        for calendar in self.get_calendars(principal).await? {
+            for (object_id, res) in Self::_get_objects(&self.db, principal, &calendar.id).await? {
+                if let Err(err) = res {
+                    warn!(
+                        "Invalid calendar object found at {principal}/{cal_id}/{object_id}.ics. Error: {err}",
+                        cal_id = calendar.id
+                    );
+                    success = false;
+                }
+            }
+        }
+        if !success {
+            if self.skip_broken {
+                error!(
+                    "Not all calendar objects are valid. Since data_store.sqlite.skip_broken=true they will be hidden. You are still advised to manually remove or repair the object. If you need help feel free to open up an issue on GitHub."
+                );
+            } else {
+                error!(
+                    "Not all calendar objects are valid. Since data_store.sqlite.skip_broken=false this causes a panic. Remove or repair the broken objects manually or set data_store.sqlite.skip_broken=false as a temporary solution to ignore the error. If you need help feel free to open up an issue on GitHub."
+                );
+                panic!();
+            }
+        }
+        Ok(())
+    }
+
     /// In the past exports generated objects with invalid VERSION:4.0
     /// This repair sets them to VERSION:2.0
     #[allow(clippy::missing_panics_doc)]
@@ -456,8 +504,8 @@ impl SqliteCalendarStore {
         executor: E,
         principal: &str,
         cal_id: &str,
-    ) -> Result<Vec<(String, CalendarObject)>, Error> {
-        sqlx::query_as!(
+    ) -> Result<impl Iterator<Item = (String, Result<CalendarObject, ParserError>)>, Error> {
+        Ok(sqlx::query_as!(
             CalendarObjectRow,
             "SELECT id, uid, ics FROM calendarobjects WHERE principal = ? AND cal_id = ? AND deleted_at IS NULL",
             principal,
@@ -466,8 +514,8 @@ impl SqliteCalendarStore {
         .fetch_all(executor)
         .await.map_err(crate::Error::from)?
         .into_iter()
-        .map(std::convert::TryInto::try_into)
-        .collect()
+        .map(Into::into)
+        )
     }
 
     async fn _calendar_query<'e, E: Executor<'e, Database = Sqlite>>(
@@ -475,14 +523,14 @@ impl SqliteCalendarStore {
         principal: &str,
         cal_id: &str,
         query: CalendarQuery,
-    ) -> Result<Vec<(String, CalendarObject)>, Error> {
+    ) -> Result<impl Iterator<Item = (String, Result<CalendarObject, ParserError>)>, Error> {
         // We extend our query interval by one day in each direction since we really don't want to
         // miss any objects because of timezone differences
         // I've previously tried NaiveDate::MIN,MAX, but it seems like sqlite cannot handle these
         let start = query.time_start.map(|start| start - TimeDelta::days(1));
         let end = query.time_end.map(|end| end + TimeDelta::days(1));
 
-        sqlx::query_as!(
+        Ok(sqlx::query_as!(
             CalendarObjectRow,
             r"SELECT id, uid, ics FROM calendarobjects
                 WHERE principal = ? AND cal_id = ? AND deleted_at IS NULL
@@ -500,8 +548,7 @@ impl SqliteCalendarStore {
         .await
         .map_err(crate::Error::from)?
         .into_iter()
-        .map(std::convert::TryInto::try_into)
-        .collect()
+        .map(Into::into))
     }
 
     async fn _get_object<'e, E: Executor<'e, Database = Sqlite>>(
@@ -641,6 +688,7 @@ impl SqliteCalendarStore {
         principal: &str,
         cal_id: &str,
         synctoken: i64,
+        skip_broken: bool,
     ) -> Result<(Vec<(String, CalendarObject)>, Vec<String>, i64), Error> {
         struct Row {
             object_id: String,
@@ -670,6 +718,8 @@ impl SqliteCalendarStore {
             match Self::_get_object(&mut *conn, principal, cal_id, &object_id, false).await {
                 Ok(object) => objects.push((object_id, object)),
                 Err(rustical_store::Error::NotFound) => deleted_objects.push(object_id),
+                // Skip broken object
+                Err(rustical_store::Error::IcalError(_)) if skip_broken => (),
                 Err(err) => return Err(err),
             }
         }
@@ -820,7 +870,16 @@ impl CalendarStore for SqliteCalendarStore {
         cal_id: &str,
         query: CalendarQuery,
     ) -> Result<Vec<(String, CalendarObject)>, Error> {
-        Self::_calendar_query(&self.db, principal, cal_id, query).await
+        let objects = Self::_calendar_query(&self.db, principal, cal_id, query).await?;
+        if self.skip_broken {
+            Ok(objects
+                .filter_map(|(id, res)| Some((id, res.ok()?)))
+                .collect())
+        } else {
+            Ok(objects
+                .map(|(id, res)| res.map(|obj| (id, obj)))
+                .collect::<Result<Vec<_>, _>>()?)
+        }
     }
 
     async fn calendar_metadata(
@@ -851,7 +910,16 @@ impl CalendarStore for SqliteCalendarStore {
         principal: &str,
         cal_id: &str,
     ) -> Result<Vec<(String, CalendarObject)>, Error> {
-        Self::_get_objects(&self.db, principal, cal_id).await
+        let objects = Self::_get_objects(&self.db, principal, cal_id).await?;
+        if self.skip_broken {
+            Ok(objects
+                .filter_map(|(id, res)| Some((id, res.ok()?)))
+                .collect())
+        } else {
+            Ok(objects
+                .map(|(id, res)| res.map(|obj| (id, obj)))
+                .collect::<Result<Vec<_>, _>>()?)
+        }
     }
 
     #[instrument]
@@ -974,7 +1042,7 @@ impl CalendarStore for SqliteCalendarStore {
         cal_id: &str,
         synctoken: i64,
     ) -> Result<(Vec<(String, CalendarObject)>, Vec<String>, i64), Error> {
-        Self::_sync_changes(&self.db, principal, cal_id, synctoken).await
+        Self::_sync_changes(&self.db, principal, cal_id, synctoken, self.skip_broken).await
     }
 
     fn is_read_only(&self, _cal_id: &str) -> bool {

crates/store_sqlite/src/error.rs

@@ -18,7 +18,7 @@ impl From<sqlx::Error> for Error {
             sqlx::Error::RowNotFound => Self::StoreError(rustical_store::Error::NotFound),
             sqlx::Error::Database(err) => {
                 if err.is_unique_violation() {
-                    warn!("{err:?}");
+                    warn!("{err}");
                     Self::StoreError(rustical_store::Error::AlreadyExists)
                 } else {
                     Self::SqlxError(sqlx::Error::Database(err))

crates/store_sqlite/src/tests/mod.rs

@@ -52,8 +52,8 @@ pub async fn test_store_context() -> TestStoreContext {
     let db = get_test_db().await;
     TestStoreContext {
         db: db.clone(),
-        addr_store: SqliteAddressbookStore::new(db.clone(), send_addr),
-        cal_store: SqliteCalendarStore::new(db.clone(), send_cal),
+        addr_store: SqliteAddressbookStore::new(db.clone(), send_addr, false),
+        cal_store: SqliteCalendarStore::new(db.clone(), send_cal, false),
         principal_store: SqlitePrincipalStore::new(db.clone()),
         sub_store: SqliteStore::new(db),
     }

src/commands/mod.rs

@@ -18,6 +18,7 @@ pub fn cmd_gen_config(_args: GenConfigArgs) -> anyhow::Result<()> {
         data_store: DataStoreConfig::Sqlite(SqliteDataStoreConfig {
             db_url: "/var/lib/rustical/db.sqlite3".to_owned(),
             run_repairs: true,
+            skip_broken: true,
         }),
         tracing: TracingConfig::default(),
         frontend: FrontendConfig {

src/config.rs

@@ -28,6 +28,8 @@ pub struct SqliteDataStoreConfig {
     pub db_url: String,
     #[serde(default = "default_true")]
     pub run_repairs: bool,
+    #[serde(default = "default_true")]
+    pub skip_broken: bool,
 }
 
 #[derive(Debug, Deserialize, Serialize)]

src/integration_tests/caldav/calendar.rs

@@ -8,7 +8,7 @@ use rustical_store::{CalendarMetadata, CalendarStore};
 use rustical_store_sqlite::tests::{TestStoreContext, test_store_context};
 use tower::ServiceExt;
 
-fn mkcalendar_template(
+pub fn mkcalendar_template(
     CalendarMetadata {
         displayname,
         order: _order,

src/integration_tests/caldav/calendar_put.rs

@@ -0,0 +1,77 @@
+use axum::body::Body;
+use headers::{Authorization, HeaderMapExt};
+use http::{Request, StatusCode};
+use rstest::rstest;
+use rustical_store::CalendarMetadata;
+use rustical_store_sqlite::tests::{TestStoreContext, test_store_context};
+use tower::ServiceExt;
+
+use crate::integration_tests::{
+    ResponseExtractString, caldav::calendar::mkcalendar_template, get_app,
+};
+
+#[rstest]
+#[tokio::test]
+async fn test_put_invalid(
+    #[from(test_store_context)]
+    #[future]
+    context: TestStoreContext,
+) {
+    let context = context.await;
+    let app = get_app(context.clone());
+
+    let calendar_meta = CalendarMetadata {
+        displayname: Some("Calendar".to_string()),
+        description: Some("Description".to_string()),
+        color: Some("#00FF00".to_string()),
+        order: 0,
+    };
+    let (principal, cal_id) = ("user", "calendar");
+    let url = format!("/caldav/principal/{principal}/{cal_id}");
+
+    let mut request = Request::builder()
+        .method("MKCALENDAR")
+        .uri(&url)
+        .body(Body::from(mkcalendar_template(&calendar_meta)))
+        .unwrap();
+    request
+        .headers_mut()
+        .typed_insert(Authorization::basic("user", "pass"));
+    let response = app.clone().oneshot(request).await.unwrap();
+    assert_eq!(response.status(), StatusCode::CREATED);
+
+    // Invalid calendar data
+    let ical = r"BEGIN:VCALENDAR
+VERSION:2.0
+PRODID:-//Example Corp.//CalDAV Client//EN
+BEGIN:VEVENT
+UID:20010712T182145Z-123401@example.com
+DTSTAMP:20060712T182145Z
+DTSTART:20060714T170000Z
+RRULE:UNTIL=123
+DTEND:20060715T040000Z
+SUMMARY:Bastille Day Party
+END:VEVENT
+END:VCALENDAR";
+
+    let mut request = Request::builder()
+        .method("PUT")
+        .uri(format!("{url}/qwue23489.ics"))
+        .header("If-None-Match", "*")
+        .header("Content-Type", "text/calendar")
+        .body(Body::from(ical))
+        .unwrap();
+    request
+        .headers_mut()
+        .typed_insert(Authorization::basic("user", "pass"));
+
+    let response = app.clone().oneshot(request).await.unwrap();
+    assert_eq!(response.status(), StatusCode::PRECONDITION_FAILED);
+    let body = response.extract_string().await;
+    insta::assert_snapshot!(body, @r#"
+    <?xml version="1.0" encoding="utf-8"?>
+    <error xmlns="DAV:" xmlns:CAL="urn:ietf:params:xml:ns:caldav" xmlns:CARD="urn:ietf:params:xml:ns:carddav" xmlns:CS="http://calendarserver.org/ns/" xmlns:PUSH="https://bitfire.at/webdav-push">
+        <CAL:valid-calendar-data/>
+    </error>
+    "#);
+}

src/integration_tests/caldav/mod.rs

@@ -9,6 +9,7 @@ use tower::ServiceExt;
 
 mod calendar;
 mod calendar_import;
+mod calendar_put;
 mod calendar_report;
 
 #[rstest]

src/main.rs

@@ -34,9 +34,6 @@ mod config;
 pub mod integration_tests;
 mod setup_tracing;
 
-mod migration_0_12;
-use migration_0_12::{validate_address_objects_0_12, validate_calendar_objects_0_12};
-
 #[derive(Parser, Debug)]
 #[command(author, version, about, long_about = None)]
 struct Args {
@@ -73,13 +70,18 @@ async fn get_data_stores(
         DataStoreConfig::Sqlite(SqliteDataStoreConfig {
             db_url,
             run_repairs,
+            skip_broken,
         }) => {
             let db = create_db_pool(db_url, migrate).await?;
             // Channel to watch for changes (for DAV Push)
             let (send, recv) = tokio::sync::mpsc::channel(1000);
 
-            let addressbook_store = Arc::new(SqliteAddressbookStore::new(db.clone(), send.clone()));
-            let cal_store = Arc::new(SqliteCalendarStore::new(db.clone(), send));
+            let addressbook_store = Arc::new(SqliteAddressbookStore::new(
+                db.clone(),
+                send.clone(),
+                *skip_broken,
+            ));
+            let cal_store = Arc::new(SqliteCalendarStore::new(db.clone(), send, *skip_broken));
             if *run_repairs {
                 info!("Running repair tasks");
                 addressbook_store.repair_orphans().await?;
@@ -88,6 +90,13 @@ async fn get_data_stores(
             }
             let subscription_store = Arc::new(SqliteStore::new(db.clone()));
             let principal_store = Arc::new(SqlitePrincipalStore::new(db));
+
+            // Validate all calendar objects
+            for principal in principal_store.get_principals().await? {
+                cal_store.validate_objects(&principal.id).await?;
+                addressbook_store.validate_objects(&principal.id).await?;
+            }
+
             (
                 addressbook_store,
                 cal_store,
@@ -125,14 +134,6 @@ async fn main() -> Result<()> {
             let (addr_store, cal_store, subscription_store, principal_store, update_recv) =
                 get_data_stores(!args.no_migrations, &config.data_store).await?;
 
-            warn!(
-                "Validating calendar data against the next-version ical parser.
-In the next major release these will be rejected and cause errors.
-If any errors occur, please open an issue so they can be fixed before the next major release."
-            );
-            validate_calendar_objects_0_12(principal_store.as_ref(), cal_store.as_ref()).await?;
-            validate_address_objects_0_12(principal_store.as_ref(), addr_store.as_ref()).await?;
-
             let mut tasks = vec![];
 
             if config.dav_push.enabled {

src/migration_0_12.rs

@@ -1,76 +0,0 @@
-use ical::parser::{ical::IcalObjectParser, vcard::VcardParser};
-use rustical_store::{AddressbookStore, CalendarStore, auth::AuthenticationProvider};
-use tracing::{error, info};
-
-pub async fn validate_calendar_objects_0_12(
-    principal_store: &impl AuthenticationProvider,
-    cal_store: &impl CalendarStore,
-) -> Result<(), rustical_store::Error> {
-    let mut success = true;
-    for principal in principal_store.get_principals().await? {
-        for calendar in cal_store.get_calendars(&principal.id).await? {
-            for (object_id, object) in cal_store
-                .get_objects(&calendar.principal, &calendar.id)
-                .await?
-            {
-                if let Err(err) =
-                    IcalObjectParser::from_slice(object.get_ics().as_bytes()).expect_one()
-                {
-                    success = false;
-                    error!(
-                        "An error occured parsing a calendar object: principal={principal}, calendar={calendar}, object_id={object_id}: {err}",
-                        principal = principal.id,
-                        calendar = calendar.id,
-                    );
-                    println!("{}", object.get_ics());
-                }
-            }
-        }
-    }
-    if success {
-        info!("Your calendar data seems to be valid in the next major version.");
-    } else {
-        error!(
-            "Not all calendar objects will be successfully parsed in the next major version (v0.12).
-This will not cause issues in this version, but please comment under the tracking issue on GitHub:
-https://github.com/lennart-k/rustical/issues/165"
-        );
-    }
-    Ok(())
-}
-
-pub async fn validate_address_objects_0_12(
-    principal_store: &impl AuthenticationProvider,
-    addr_store: &impl AddressbookStore,
-) -> Result<(), rustical_store::Error> {
-    let mut success = true;
-    for principal in principal_store.get_principals().await? {
-        for addressbook in addr_store.get_addressbooks(&principal.id).await? {
-            for (object_id, object) in addr_store
-                .get_objects(&addressbook.principal, &addressbook.id)
-                .await?
-            {
-                if let Err(err) = VcardParser::from_slice(object.get_vcf().as_bytes()).expect_one()
-                {
-                    success = false;
-                    error!(
-                        "An error occured parsing an address object: principal={principal}, addressbook={addressbook}, object_id={object_id}: {err}",
-                        principal = principal.id,
-                        addressbook = addressbook.id,
-                    );
-                    println!("{}", object.get_vcf());
-                }
-            }
-        }
-    }
-    if success {
-        info!("Your addressbook data seems to be valid in the next major version.");
-    } else {
-        error!(
-            "Not all address objects will be successfully parsed in the next major version (v0.12).
-This will not cause issues in this version, but please comment under the tracking issue on GitHub:
-https://github.com/lennart-k/rustical/issues/165"
-        );
-    }
-    Ok(())
-}