From 079bf873fc437a77f665c81f46e753947c2fb8e5 Mon Sep 17 00:00:00 2001 From: Ben Gamari Date: Sat, 24 Aug 2013 22:55:21 +2000 Subject: [PATCH] [PATCH 1/3] database: Add notmuch_database_compact_close --- 36/d7e72f3f92c82055db832849663b39de8f1dcb | 283 ++++++++++++++++++++++ 1 file changed, 283 insertions(+) create mode 100644 36/d7e72f3f92c82055db832849663b39de8f1dcb diff --git a/36/d7e72f3f92c82055db832849663b39de8f1dcb b/36/d7e72f3f92c82055db832849663b39de8f1dcb new file mode 100644 index 000000000..b204802df --- /dev/null +++ b/36/d7e72f3f92c82055db832849663b39de8f1dcb @@ -0,0 +1,283 @@ +Return-Path: +X-Original-To: notmuch@notmuchmail.org +Delivered-To: notmuch@notmuchmail.org +Received: from localhost (localhost [127.0.0.1]) + by olra.theworths.org (Postfix) with ESMTP id 48DF8431E62 + for ; Fri, 23 Aug 2013 19:55:35 -0700 (PDT) +X-Virus-Scanned: Debian amavisd-new at olra.theworths.org +X-Spam-Flag: NO +X-Spam-Score: -0.799 +X-Spam-Level: +X-Spam-Status: No, score=-0.799 tagged_above=-999 required=5 + tests=[DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, + FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_LOW=-0.7] autolearn=disabled +Received: from olra.theworths.org ([127.0.0.1]) + by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024) + with ESMTP id nnH2MZ49YdQH for ; + Fri, 23 Aug 2013 19:55:30 -0700 (PDT) +Received: from mail-qc0-f171.google.com (mail-qc0-f171.google.com + [209.85.216.171]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) + (No client certificate requested) + by olra.theworths.org (Postfix) with ESMTPS id 4CE7E431FD7 + for ; Fri, 23 Aug 2013 19:55:30 -0700 (PDT) +Received: by mail-qc0-f171.google.com with SMTP id n1so737386qcw.2 + for ; Fri, 23 Aug 2013 19:55:29 -0700 (PDT) +DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; + h=from:to:cc:subject:date:message-id:in-reply-to:references; + bh=hlQqk+MmeNUNq23AGd9XgbumhNnZh2sjLjbG6vkf7UA=; + b=joD96F+JC91W2H+mDErV0Uqbzr/9r7sYMhp+SMJ9q6LEfRcPQSFWOvU6S8RlT6P0ph + 35ui062g3/BI25MRckVlelhwOhOIbgKHe3lEG3clZyq1w2IhTT7hLbUiRuKngjrihNsK + cnOU98VDSPUzY+PPfHd05kRo6xtayw/Eyh65aZLqdesjOAsE6Qka+ok3Sc+BVTRTpQMr + Ge77phqh41FJiy3MnsImq2Pe9s/Nx4qoIZoOi/2YMsVKAhWaTASRnXvBOgWcV34aj/Sh + u6A2bclCuSvCQ9WRqNnZatbd+mCtIHRxsL9we+qhyciP/4COTmRNuSkNl2kwyGTBJ4/L + sB8A== +X-Received: by 10.49.94.115 with SMTP id db19mr3345825qeb.27.1377312929785; + Fri, 23 Aug 2013 19:55:29 -0700 (PDT) +Received: from localhost.localdomain + (pool-108-8-228-201.spfdma.east.verizon.net. [108.8.228.201]) + by mx.google.com with ESMTPSA id a2sm4350757qek.7.1969.12.31.16.00.00 + (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); + Fri, 23 Aug 2013 19:55:29 -0700 (PDT) +From: Ben Gamari +To: notmuch@notmuchmail.org +Subject: [PATCH 1/3] database: Add notmuch_database_compact_close +Date: Fri, 23 Aug 2013 22:55:21 -0400 +Message-Id: <1377312923-32274-2-git-send-email-bgamari.foss@gmail.com> +X-Mailer: git-send-email 1.8.1.2 +In-Reply-To: <1377312923-32274-1-git-send-email-bgamari.foss@gmail.com> +References: <1377312923-32274-1-git-send-email-bgamari.foss@gmail.com> +X-BeenThere: notmuch@notmuchmail.org +X-Mailman-Version: 2.1.13 +Precedence: list +List-Id: "Use and development of the notmuch mail system." + +List-Unsubscribe: , + +List-Archive: +List-Post: +List-Help: +List-Subscribe: , + +X-List-Received-Date: Sat, 24 Aug 2013 02:55:35 -0000 + +This function uses Xapian's Compactor machinery to compact the notmuch +database. The compacted database is built in a temporary directory and +later moved into place while the original uncompacted database is +preserved. + +Signed-off-by: Ben Gamari +--- + configure | 27 +++++++++++++++-- + lib/database.cc | 91 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++ + lib/notmuch.h | 15 ++++++++++ + 3 files changed, 130 insertions(+), 3 deletions(-) + +diff --git a/configure b/configure +index 6166917..ee9e887 100755 +--- a/configure ++++ b/configure +@@ -277,7 +277,8 @@ printf "Checking for Xapian development files... " + have_xapian=0 + for xapian_config in ${XAPIAN_CONFIG}; do + if ${xapian_config} --version > /dev/null 2>&1; then +- printf "Yes (%s).\n" $(${xapian_config} --version | sed -e 's/.* //') ++ xapian_version=$(${xapian_config} --version | sed -e 's/.* //') ++ printf "Yes (%s).\n" ${xapian_version} + have_xapian=1 + xapian_cxxflags=$(${xapian_config} --cxxflags) + xapian_ldflags=$(${xapian_config} --libs) +@@ -289,6 +290,21 @@ if [ ${have_xapian} = "0" ]; then + errors=$((errors + 1)) + fi + ++# Compaction is only supported on Xapian > 1.2.6 ++have_xapian_compact=0 ++if [ ${have_xapian} = "1" ]; then ++ printf "Checking for Xapian compact support... " ++ case "${xapian_version}" in ++ 0.*|1.[01].*|1.2.[0-5]) ++ printf "No (only available with Xapian > 1.2.6).\n" ;; ++ [1-9]*.[0-9]*.[0-9]*) ++ have_xapian_compact=1 ++ printf "Yes.\n" ;; ++ *) ++ printf "Unknown version.\n" ;; ++ esac ++fi ++ + printf "Checking for GMime development files... " + have_gmime=0 + IFS=';' +@@ -729,6 +745,9 @@ HAVE_STRCASESTR = ${have_strcasestr} + # build its own version) + HAVE_STRSEP = ${have_strsep} + ++# Whether the Xapian version in use supports compaction ++HAVE_XAPIAN_COMPACT = ${have_xapian_compact} ++ + # Whether the getpwuid_r function is standards-compliant + # (if not, then notmuch will #define _POSIX_PTHREAD_SEMANTICS + # to enable the standards-compliant version -- needed for Solaris) +@@ -787,13 +806,15 @@ CONFIGURE_CFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS) \\ + -DHAVE_STRCASESTR=\$(HAVE_STRCASESTR) \\ + -DHAVE_STRSEP=\$(HAVE_STRSEP) \\ + -DSTD_GETPWUID=\$(STD_GETPWUID) \\ +- -DSTD_ASCTIME=\$(STD_ASCTIME) ++ -DSTD_ASCTIME=\$(STD_ASCTIME) \\ ++ -DHAVE_XAPIAN_COMPACT=\$(HAVE_XAPIAN_COMPACT) + CONFIGURE_CXXFLAGS = -DHAVE_GETLINE=\$(HAVE_GETLINE) \$(GMIME_CFLAGS) \\ + \$(TALLOC_CFLAGS) -DHAVE_VALGRIND=\$(HAVE_VALGRIND) \\ + \$(VALGRIND_CFLAGS) \$(XAPIAN_CXXFLAGS) \\ + -DHAVE_STRCASESTR=\$(HAVE_STRCASESTR) \\ + -DHAVE_STRSEP=\$(HAVE_STRSEP) \\ + -DSTD_GETPWUID=\$(STD_GETPWUID) \\ +- -DSTD_ASCTIME=\$(STD_ASCTIME) ++ -DSTD_ASCTIME=\$(STD_ASCTIME) \\ ++ -DHAVE_XAPIAN_COMPACT=\$(HAVE_XAPIAN_COMPACT) + CONFIGURE_LDFLAGS = \$(GMIME_LDFLAGS) \$(TALLOC_LDFLAGS) \$(XAPIAN_LDFLAGS) + EOF +diff --git a/lib/database.cc b/lib/database.cc +index 5cc0765..b71751d 100644 +--- a/lib/database.cc ++++ b/lib/database.cc +@@ -268,6 +268,8 @@ notmuch_status_to_string (notmuch_status_t status) + return "Unbalanced number of calls to notmuch_message_freeze/thaw"; + case NOTMUCH_STATUS_UNBALANCED_ATOMIC: + return "Unbalanced number of calls to notmuch_database_begin_atomic/end_atomic"; ++ case NOTMUCH_STATUS_UNSUPPORTED_OPERATION: ++ return "Unsupported operation"; + default: + case NOTMUCH_STATUS_LAST_STATUS: + return "Unknown error status value"; +@@ -800,6 +802,95 @@ notmuch_database_close (notmuch_database_t *notmuch) + notmuch->date_range_processor = NULL; + } + ++class NotmuchCompactor : public Xapian::Compactor ++{ ++public: ++ virtual void ++ set_status (const std::string &table, const std::string &status) ++ { ++ if (status.length() == 0) ++ printf ("compacting table %s:\n", table.c_str()); ++ else ++ printf (" %s\n", status.c_str()); ++ } ++}; ++ ++#if HAVE_XAPIAN_COMPACT ++notmuch_status_t ++notmuch_database_compact_close (notmuch_database_t *notmuch) ++{ ++ void *local = talloc_new (NULL); ++ NotmuchCompactor compactor; ++ char *notmuch_path, *xapian_path, *compact_xapian_path, *old_xapian_path; ++ notmuch_status_t ret = NOTMUCH_STATUS_SUCCESS; ++ ++ if (! (notmuch_path = talloc_asprintf (local, "%s/%s", notmuch->path, ".notmuch"))) { ++ ret = NOTMUCH_STATUS_OUT_OF_MEMORY; ++ goto DONE; ++ } ++ ++ if (! (xapian_path = talloc_asprintf (local, "%s/%s", notmuch_path, "xapian"))) { ++ ret = NOTMUCH_STATUS_OUT_OF_MEMORY; ++ goto DONE; ++ } ++ ++ if (! (compact_xapian_path = talloc_asprintf (local, "%s.compact", xapian_path))) { ++ ret = NOTMUCH_STATUS_OUT_OF_MEMORY; ++ goto DONE; ++ } ++ ++ if (! (old_xapian_path = talloc_asprintf (local, "%s.old", xapian_path))) { ++ ret = NOTMUCH_STATUS_OUT_OF_MEMORY; ++ goto DONE; ++ } ++ ++ try { ++ compactor.set_renumber(false); ++ compactor.add_source(xapian_path); ++ compactor.set_destdir(compact_xapian_path); ++ compactor.compact(); ++ ++ if (rename(xapian_path, old_xapian_path)) { ++ fprintf (stderr, "Error moving old database out of the way\n"); ++ ret = NOTMUCH_STATUS_FILE_ERROR; ++ goto DONE; ++ } ++ ++ if (rename(compact_xapian_path, xapian_path)) { ++ fprintf (stderr, "Error moving compacted database\n"); ++ ret = NOTMUCH_STATUS_FILE_ERROR; ++ goto DONE; ++ } ++ } catch (Xapian::InvalidArgumentError e) { ++ fprintf (stderr, "Error while compacting: %s", e.get_msg().c_str()); ++ ret = NOTMUCH_STATUS_XAPIAN_EXCEPTION; ++ goto DONE; ++ } ++ ++ fprintf (stderr, "\n"); ++ fprintf (stderr, "\n"); ++ fprintf (stderr, "Old database has been moved to %s", old_xapian_path); ++ fprintf (stderr, "\n"); ++ fprintf (stderr, "To delete run,\n"); ++ fprintf (stderr, "\n"); ++ fprintf (stderr, " rm -R %s\n", old_xapian_path); ++ fprintf (stderr, "\n"); ++ ++ notmuch_database_close(notmuch); ++ ++DONE: ++ talloc_free(local); ++ return ret; ++} ++#else ++notmuch_status_t ++notmuch_database_compact_close (unused (notmuch_database_t *notmuch)) ++{ ++ fprintf (stderr, "notmuch was compiled against a xapian version lacking compaction support.\n"); ++ return NOTMUCH_STATUS_UNSUPPORTED_OPERATION; ++} ++#endif ++ + void + notmuch_database_destroy (notmuch_database_t *notmuch) + { +diff --git a/lib/notmuch.h b/lib/notmuch.h +index 998a4ae..e9abd90 100644 +--- a/lib/notmuch.h ++++ b/lib/notmuch.h +@@ -101,6 +101,7 @@ typedef enum _notmuch_status { + NOTMUCH_STATUS_TAG_TOO_LONG, + NOTMUCH_STATUS_UNBALANCED_FREEZE_THAW, + NOTMUCH_STATUS_UNBALANCED_ATOMIC, ++ NOTMUCH_STATUS_UNSUPPORTED_OPERATION, + + NOTMUCH_STATUS_LAST_STATUS + } notmuch_status_t; +@@ -215,6 +216,20 @@ notmuch_database_open (const char *path, + void + notmuch_database_close (notmuch_database_t *database); + ++/* Close the given notmuch database and then compact it. ++ * ++ * After notmuch_database_close_compact has been called, calls to ++ * other functions on objects derived from this database may either ++ * behave as if the database had not been closed (e.g., if the ++ * required data has been cached) or may fail with a ++ * NOTMUCH_STATUS_XAPIAN_EXCEPTION. ++ * ++ * notmuch_database_close_compact can be called multiple times. Later ++ * calls have no effect. ++ */ ++notmuch_status_t ++notmuch_database_compact_close (notmuch_database_t *notmuch); ++ + /* Destroy the notmuch database, closing it if necessary and freeing + * all associated resources. */ + void +-- +1.8.1.2 + -- 2.26.2