integrate previous work

[zpackage] / db.sql

diff --git a/db.sql b/db.sql
index fab5b24752c99aae59417bfe07c379c7a3fa857f..0bdc6549131bcb981885767d62058e9f2be2bb27 100644 (file)
--- a/db.sql
+++ b/db.sql
@@ -5,10 +5,12 @@ PRAGMA user_version = 1;
 
 -- should be faster with rowid due to the blob content
 -- these are really just blobs of data
+-- TODO copyright and license information should probably
+-- go here
 CREATE TABLE files (
-       hash text primary key,
-               size integer,
-               compression text,
+       hash text primary key, -- sha256 of content
+               size integer, -- bigint?  certainly need > 2GB
+               compression text, -- always xz?
                content blob
 )
 ;
@@ -16,9 +18,13 @@ CREATE TABLE files (
 -- information about packages
 -- a package is identified by a package,version,release triple
 create table packages (
+       -- primary key columns
        package text,
        version text, -- the upstream version string
        release integer, -- the local release number
+       pkgid   text, -- the three above joined with '-'
+
+       -- metadata columns
        description     text,
        architecture    text,
        url     text,
@@ -32,8 +38,16 @@ create table packages (
 without rowid
 ;
 
+-- packagefile hash is columns as text, joined with null bytes, then
+-- sha256 sum of that
+-- package checksum is package columns as text, joined with null bytes,
+-- other than the checksum and install_time column
+-- then that hashed.  finally, that hash, plus the ascii sorted
+-- hashes of the package files all joined with newlines, hashed.
+-- really don't like this.
+
 -- files contained in a package
-create table packagefiles (
+create table paths (
        -- package id triple
        package text,
        version text,
@@ -45,15 +59,18 @@ create table packagefiles (
        groupname       text, -- group of owner
        uid     integer, -- numeric uid, generally ignored
        gid     integer, -- numeric gid, generally ignored
-       --filetype      integer default 0, -- 0 regular file, 1 directory, 2 symlink
-       -- regular file if null target and not null hash
-       -- except that we could not know the hash, or care
-       -- directory if null hash and null target
-       -- symlink if null hash and not null target
-       -- hard link if not null hash and not null target
-       -- device special files add dev number column
-       -- fifos add mode?  Can encode filetype in mode.
-       target  text, -- link target for symlinks
+       filetype varchar default 'r',
+       -- r regular file
+       -- d directory
+       -- s symlink
+       -- h hard link -- not supported
+       -- c character special and b device special files add dev number column
+       -- b block special
+       -- p fifos (i.e. pipe)
+       target  text, -- link target for links
+       -- device file dev numbers, should probably be a separate table
+       devmajor        integer,
+       devminor        integer,
        hash    text, -- null if no actual content, i.e. anything but a regular file
        mtime   integer, -- seconds since epoch, finer resolution probably not needed
        primary key (package,version,release,path),
@@ -62,6 +79,19 @@ create table packagefiles (
 without rowid
 ;
 
+create table pathtags (
+       -- package id triple
+       package text,
+       version text,
+       release integer,
+
+       path    text, -- filesystem path
+       tag     text,
+       primary key (package,version,release,path,tag)
+)
+without rowid
+;
+
 create table elfinfo (
        file    text, -- hash of blob
        elftype text,
@@ -127,4 +157,42 @@ create table packagegroups (
        "group" text
 );
 
+-- zpm actions
+-- not sure how machine readable this needs to be,
+-- do not at all for now, figure it out later
+-- could be worth logging all commands in a history table,
+-- the zpm driver could do that and capture the exit status
+-- as well
+-- might want the history table to note a "group" to tie together
+-- sub-invocations, probably an environment variable set if not
+-- already set by zpm, probably a uuid or a timestamp
+create table zpmlog (
+       ts      integer, -- timestamp of action, may need sub-second
+       action  text,
+       target  text, -- packagename, repo name, etc
+       info    text -- human readable
+);
+
+create table history (
+       ts      integer, -- again, probably needs timestamp sub second
+       cmd     text,
+       args    text,
+       status  integer
+);
+
+create table repository (
+       name    text primary key, -- our name for a repo
+       url     text not null,
+       priority        integer not null default 1,
+       refreshed       integer -- last refresh time
+);
+
+-- track which repository a package was cloned from, i.e. where we got it
+create table packagesource (
+       name    text,
+       version text,
+       release integer,
+       repository      text references repository
+);
+
 commit;