moonfire-nvr/server/db/upgrade/v5_to_v6.rs

333 lines
12 KiB
Rust

// This file is part of Moonfire NVR, a security camera network video recorder.
// Copyright (C) 2020 The Moonfire NVR Authors; see AUTHORS and LICENSE.txt.
// SPDX-License-Identifier: GPL-v3.0-or-later WITH GPL-3.0-linking-exception.
/// Upgrades a version 4 schema to a version 5 schema.
use byteorder::{BigEndian, ByteOrder, WriteBytesExt};
use failure::{bail, format_err, Error, ResultExt};
use h264_reader::avcc::AvcDecoderConfigurationRecord;
use rusqlite::{named_params, params};
use std::convert::{TryFrom, TryInto};
// Copied from src/h264.rs. h264 stuff really doesn't belong in the db crate, but we do what we
// must for schema upgrades.
const PIXEL_ASPECT_RATIOS: [((u16, u16), (u16, u16)); 4] = [
((320, 240), (4, 3)),
((352, 240), (40, 33)),
((640, 480), (4, 3)),
((704, 480), (40, 33)),
];
fn default_pixel_aspect_ratio(width: u16, height: u16) -> (u16, u16) {
let dims = (width, height);
for r in &PIXEL_ASPECT_RATIOS {
if r.0 == dims {
return r.1;
}
}
(1, 1)
}
fn parse(data: &[u8]) -> Result<AvcDecoderConfigurationRecord, Error> {
if data.len() < 94 || &data[4..8] != b"avc1" || &data[90..94] != b"avcC" {
bail!("data of len {} doesn't have an avcC", data.len());
}
let avcc_len = BigEndian::read_u32(&data[86..90]);
if avcc_len < 8 {
// length and type.
bail!("invalid avcc len {}", avcc_len);
}
let end_pos = 86 + usize::try_from(avcc_len)?;
if end_pos != data.len() {
bail!(
"expected avcC to be end of extradata; there are {} more bytes.",
data.len() - end_pos
);
}
AvcDecoderConfigurationRecord::try_from(&data[94..end_pos])
.map_err(|e| format_err!("Bad AvcDecoderConfigurationRecord: {:?}", e))
}
pub fn run(_args: &super::Args, tx: &rusqlite::Transaction) -> Result<(), Error> {
// These create statements match the schema.sql when version 5 was the latest.
tx.execute_batch(
r#"
alter table video_sample_entry rename to old_video_sample_entry;
create table video_sample_entry (
id integer primary key,
width integer not null check (width > 0),
height integer not null check (height > 0),
rfc6381_codec text not null,
data blob not null check (length(data) > 86),
pasp_h_spacing integer not null default 1 check (pasp_h_spacing > 0),
pasp_v_spacing integer not null default 1 check (pasp_v_spacing > 0)
);
"#,
)?;
let mut insert = tx.prepare(
r#"
insert into video_sample_entry (id, width, height, rfc6381_codec, data,
pasp_h_spacing, pasp_v_spacing)
values (:id, :width, :height, :rfc6381_codec, :data,
:pasp_h_spacing, :pasp_v_spacing)
"#,
)?;
// Only insert still-referenced video sample entries. I've had problems with
// no-longer-referenced ones (perhaps from some ancient, buggy version of Moonfire NVR) for
// which avcc.create_context(()) fails.
let mut stmt = tx.prepare(
r#"
select
id,
width,
height,
rfc6381_codec,
data
from
old_video_sample_entry v
where
exists (
select
'x'
from
recording r
where
r.video_sample_entry_id = v.id)
"#,
)?;
let mut rows = stmt.query(params![])?;
while let Some(row) = rows.next()? {
let id: i32 = row.get(0)?;
let width: u16 = row.get::<_, i32>(1)?.try_into()?;
let height: u16 = row.get::<_, i32>(2)?.try_into()?;
let rfc6381_codec: &str = row.get_ref(3)?.as_str()?;
let mut data: Vec<u8> = row.get(4)?;
let avcc = parse(&data)?;
if avcc.num_of_sequence_parameter_sets() != 1 {
bail!("Multiple SPSs!");
}
let ctx = avcc.create_context(()).map_err(|e| {
format_err!(
"Can't load SPS+PPS for video_sample_entry_id {}: {:?}",
id,
e
)
})?;
let sps = ctx
.sps_by_id(h264_reader::nal::pps::ParamSetId::from_u32(0).unwrap())
.ok_or_else(|| format_err!("No SPS 0 for video_sample_entry_id {}", id))?;
let pasp = sps
.vui_parameters
.as_ref()
.and_then(|v| v.aspect_ratio_info.as_ref())
.and_then(|a| a.clone().get())
.unwrap_or_else(|| default_pixel_aspect_ratio(width, height));
if pasp != (1, 1) {
data.extend_from_slice(b"\x00\x00\x00\x10pasp"); // length + box name
data.write_u32::<BigEndian>(pasp.0.into())?;
data.write_u32::<BigEndian>(pasp.1.into())?;
let len = data.len();
BigEndian::write_u32(&mut data[0..4], u32::try_from(len)?);
}
insert.execute(named_params! {
":id": id,
":width": width,
":height": height,
":rfc6381_codec": rfc6381_codec,
":data": &data,
":pasp_h_spacing": pasp.0,
":pasp_v_spacing": pasp.1,
})?;
}
tx.execute_batch(
r#"
alter table stream rename to old_stream;
create table stream (
id integer primary key,
camera_id integer not null references camera (id),
sample_file_dir_id integer references sample_file_dir (id),
type text not null check (type in ('main', 'sub')),
record integer not null check (record in (1, 0)),
rtsp_url text not null,
retain_bytes integer not null check (retain_bytes >= 0),
flush_if_sec integer not null,
cum_recordings integer not null check (cum_recordings >= 0),
cum_media_duration_90k integer not null check (cum_media_duration_90k >= 0),
cum_runs integer not null check (cum_runs >= 0),
unique (camera_id, type)
);
insert into stream
select
s.id,
s.camera_id,
s.sample_file_dir_id,
s.type,
s.record,
s.rtsp_url,
s.retain_bytes,
s.flush_if_sec,
s.next_recording_id as cum_recordings,
coalesce(sum(r.duration_90k), 0) as cum_duration_90k,
coalesce(sum(case when r.run_offset = 0 then 1 else 0 end), 0) as cum_runs
from
old_stream s left join recording r on (s.id = r.stream_id)
group by 1;
alter table recording rename to old_recording;
create table recording (
composite_id integer primary key,
open_id integer not null,
stream_id integer not null references stream (id),
run_offset integer not null,
flags integer not null,
sample_file_bytes integer not null check (sample_file_bytes > 0),
start_time_90k integer not null check (start_time_90k > 0),
prev_media_duration_90k integer not null check (prev_media_duration_90k >= 0),
prev_runs integer not null check (prev_runs >= 0),
wall_duration_90k integer not null
check (wall_duration_90k >= 0 and wall_duration_90k < 5*60*90000),
media_duration_delta_90k integer not null,
video_samples integer not null check (video_samples > 0),
video_sync_samples integer not null check (video_sync_samples > 0),
video_sample_entry_id integer references video_sample_entry (id),
check (composite_id >> 32 = stream_id)
);
"#,
)?;
// SQLite added window functions in 3.25.0. macOS still ships SQLite 3.24.0 (no support).
// Compute cumulative columns by hand.
let mut cur_stream_id = None;
let mut cum_duration_90k = 0;
let mut cum_runs = 0;
let mut stmt = tx.prepare(
r#"
select
composite_id,
open_id,
stream_id,
run_offset,
flags,
sample_file_bytes,
start_time_90k,
duration_90k,
video_samples,
video_sync_samples,
video_sample_entry_id
from
old_recording
order by composite_id
"#,
)?;
let mut insert = tx.prepare(
r#"
insert into recording (composite_id, open_id, stream_id, run_offset, flags,
sample_file_bytes, start_time_90k, prev_media_duration_90k,
prev_runs, wall_duration_90k, media_duration_delta_90k,
video_samples, video_sync_samples, video_sample_entry_id)
values (:composite_id, :open_id, :stream_id, :run_offset, :flags,
:sample_file_bytes, :start_time_90k, :prev_media_duration_90k,
:prev_runs, :wall_duration_90k, 0, :video_samples,
:video_sync_samples, :video_sample_entry_id)
"#,
)?;
let mut rows = stmt.query(params![])?;
while let Some(row) = rows.next()? {
let composite_id: i64 = row.get(0)?;
let open_id: i32 = row.get(1)?;
let stream_id: i32 = row.get(2)?;
let run_offset: i32 = row.get(3)?;
let flags: i32 = row.get(4)?;
let sample_file_bytes: i32 = row.get(5)?;
let start_time_90k: i64 = row.get(6)?;
let wall_duration_90k: i32 = row.get(7)?;
let video_samples: i32 = row.get(8)?;
let video_sync_samples: i32 = row.get(9)?;
let video_sample_entry_id: i32 = row.get(10)?;
if cur_stream_id != Some(stream_id) {
cum_duration_90k = 0;
cum_runs = 0;
cur_stream_id = Some(stream_id);
}
insert
.execute(named_params! {
":composite_id": composite_id,
":open_id": open_id,
":stream_id": stream_id,
":run_offset": run_offset,
":flags": flags,
":sample_file_bytes": sample_file_bytes,
":start_time_90k": start_time_90k,
":prev_media_duration_90k": cum_duration_90k,
":prev_runs": cum_runs,
":wall_duration_90k": wall_duration_90k,
":video_samples": video_samples,
":video_sync_samples": video_sync_samples,
":video_sample_entry_id": video_sample_entry_id,
})
.with_context(|_| format!("Unable to insert composite_id {}", composite_id))?;
cum_duration_90k += i64::from(wall_duration_90k);
cum_runs += if run_offset == 0 { 1 } else { 0 };
}
tx.execute_batch(
r#"
drop index recording_cover;
create index recording_cover on recording (
stream_id,
start_time_90k,
open_id,
wall_duration_90k,
media_duration_delta_90k,
video_samples,
video_sync_samples,
video_sample_entry_id,
sample_file_bytes,
run_offset,
flags
);
alter table recording_integrity rename to old_recording_integrity;
create table recording_integrity (
composite_id integer primary key references recording (composite_id),
local_time_delta_90k integer,
local_time_since_open_90k integer,
wall_time_delta_90k integer,
sample_file_blake3 blob check (length(sample_file_blake3) <= 32)
);
insert into recording_integrity
select
composite_id,
local_time_delta_90k,
local_time_since_open_90k,
wall_time_delta_90k,
null
from
old_recording_integrity;
alter table recording_playback rename to old_recording_playback;
create table recording_playback (
composite_id integer primary key references recording (composite_id),
video_index blob not null check (length(video_index) > 0)
);
insert into recording_playback select * from old_recording_playback;
drop table old_recording_playback;
drop table old_recording_integrity;
drop table old_recording;
drop table old_stream;
drop table old_video_sample_entry;
update user_session
set
revocation_reason = 1,
revocation_reason_detail = 'Blake2b->Blake3 upgrade'
where
revocation_reason is null;
"#,
)?;
Ok(())
}