Introduce experimental SQLite CNID backend, GitHub #1177

Based on the Netatalk MySQL CNID backend by Ralph Boehme. Adapted for SQLite by Christopher Kobayashi. Ported to Netatalk 3 by dgsga. Touched up for Netatalk 4 by Daniel Markstedt.
Netatalk · Nov 12, 2024 · 99b3751 · 99b3751
1 parent 6b6fd1f
commit 99b3751
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Showing 8 changed files with 1,008 additions and 2 deletions.
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
@@ -74,6 +74,7 @@ jobs:
             perl \
             pkgconfig \
             rpcsvc-proto-dev \
+            sqlite-dev \
             talloc-dev \
             tracker \
             tracker-dev \
@@ -127,6 +128,7 @@ jobs:
             perl \
             pkgconfig \
             rpcsvc-proto \
+            sqlite \
             talloc \
             tinysparql \
             unicode-character-database
@@ -183,6 +185,7 @@ jobs:
             libldap2-dev \
             libmariadb-dev \
             libpam0g-dev \
+            libsqlite3-dev \
             libtalloc-dev \
             libtirpc-dev \
             libtracker-sparql-3.0-dev \
@@ -253,6 +256,7 @@ jobs:
             perl \
             perl-Net-DBus \
             quota-devel \
+            sqlite-devel \
             systemd \
             systemtap-sdt-devel \
             tracker \
@@ -314,6 +318,7 @@ jobs:
             pam-devel \
             perl \
             pkg-config \
+            sqlite3-devel \
             systemd \
             systemtap-sdt-devel \
             tcpd-devel \
@@ -424,7 +429,7 @@ jobs:
       - uses: actions/checkout@v4
       - name: Install dependencies
         run: |
-          brew install berkeley-db cmark-gfm docbook-xsl libxslt meson mysql talloc
+          brew install berkeley-db cmark-gfm docbook-xsl libxslt meson mysql sqlite talloc
       - name: Configure
         run: |
           meson setup build \
@@ -482,6 +487,7 @@ jobs:
               py39-gdbm \
               py39-sqlite3 \
               py39-tkinter \
+              sqlite \
               talloc \
               tracker3
           run: |
@@ -525,6 +531,7 @@ jobs:
               p5-Net-DBus \
               perl5 \
               pkgconf \
+              sqlite3 \
               talloc \
               tracker3
           run: |
@@ -580,6 +587,7 @@ jobs:
               p5-Net-DBus \
               perl \
               pkg-config \
+              sqlite3 \
               talloc \
               tex-unicode-data
           run: |
@@ -635,6 +643,7 @@ jobs:
               openpam \
               p5-Net-DBus \
               pkgconf \
+              sqlite \
               tracker3
           run: |
             set -e
@@ -682,6 +691,7 @@ jobs:
               libxslt \
               meson \
               mysql-client \
+              sqlite3 \
               talloc
           run: |
             set -e
@@ -728,7 +738,8 @@ jobs:
               libgcrypt \
               ninja \
               pkg-config \
-              python/pip
+              python/pip \
+              sqlite-3
             pip install meson
           run: |
             set -e

diff --git a/etc/cnid_dbd/meson.build b/etc/cnid_dbd/meson.build
@@ -23,6 +23,10 @@ if use_dbd_backend
         cnid_dbd_deps += mysqlclient
     endif
 
+    if use_sqlite_backend
+        cnid_dbd_deps += sqlite_deps
+    endif
+
     cnid_metad_sources = ['cnid_metad.c', 'usockfd.c', 'db_param.c']
 
     dbd_sources = [

diff --git a/include/atalk/cnid_sqlite_private.h b/include/atalk/cnid_sqlite_private.h
@@ -0,0 +1,20 @@
+#ifndef _ATALK_CNID_SQLITE_PRIVATE_H
+#define _ATALK_CNID_SQLITE_PRIVATE_H 1
+
+#include <atalk/cnid_private.h>
+#include <atalk/uuid.h>
+
+#define CNID_SQLITE_FLAG_DEPLETED (1 << 0) /* CNID set overflowed */
+
+typedef struct CNID_sqlite_private {
+    struct vol *vol;
+    uint32_t      cnid_sqlite_flags;
+    sqlite3      *cnid_sqlite_con;
+    char         *cnid_sqlite_voluuid_str;
+    cnid_t        cnid_sqlite_hint;
+    sqlite3_stmt *cnid_lookup_stmt;
+    sqlite3_stmt *cnid_add_stmt;
+    sqlite3_stmt *cnid_put_stmt;
+} CNID_sqlite_private;
+
+#endif
diff --git a/libatalk/cnid/meson.build b/libatalk/cnid/meson.build
@@ -14,6 +14,12 @@ if use_mysql_backend
     libcnid_deps += mysql_deps
 endif
 
+if use_sqlite_backend
+    subdir('sqlite')
+    libcnid_libs += libcnid_sqlite
+    libcnid_deps += sqlite_deps
+endif
+
 cnid_sources = ['cnid_init.c', 'cnid.c']
 
 libcnid = static_library(