{"id":20441,"url":"https://patchwork.libcamera.org/api/1.1/patches/20441/?format=json","web_url":"https://patchwork.libcamera.org/patch/20441/","project":{"id":1,"url":"https://patchwork.libcamera.org/api/1.1/projects/1/?format=json","name":"libcamera","link_name":"libcamera","list_id":"libcamera_core","list_email":"libcamera-devel@lists.libcamera.org","web_url":"","scm_url":"","webscm_url":""},"msgid":"<20240627145156.1094127-6-mzamazal@redhat.com>","date":"2024-06-27T14:51:42","name":"[v3,05/14] config: Look up log file in configuration file","commit_ref":null,"pull_url":null,"state":"superseded","archived":false,"hash":"eab5741aebaac9b0a6b2a3188b4587c7f51be851","submitter":{"id":177,"url":"https://patchwork.libcamera.org/api/1.1/people/177/?format=json","name":"Milan Zamazal","email":"mzamazal@redhat.com"},"delegate":null,"mbox":"https://patchwork.libcamera.org/patch/20441/mbox/","series":[{"id":4426,"url":"https://patchwork.libcamera.org/api/1.1/series/4426/?format=json","web_url":"https://patchwork.libcamera.org/project/libcamera/list/?series=4426","date":"2024-06-27T14:51:37","name":"Add global configuration file","version":3,"mbox":"https://patchwork.libcamera.org/series/4426/mbox/"}],"comments":"https://patchwork.libcamera.org/api/patches/20441/comments/","check":"pending","checks":"https://patchwork.libcamera.org/api/patches/20441/checks/","tags":{},"headers":{"Return-Path":"<libcamera-devel-bounces@lists.libcamera.org>","X-Original-To":"parsemail@patchwork.libcamera.org","Delivered-To":"parsemail@patchwork.libcamera.org","Received":["from lancelot.ideasonboard.com (lancelot.ideasonboard.com\n\t[92.243.16.209])\n\tby patchwork.libcamera.org (Postfix) with ESMTPS id 379D7BD87C\n\tfor <parsemail@patchwork.libcamera.org>;\n\tThu, 27 Jun 2024 14:52:48 +0000 (UTC)","from lancelot.ideasonboard.com (localhost [IPv6:::1])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTP id D2A4E62E1F;\n\tThu, 27 Jun 2024 16:52:47 +0200 (CEST)","from us-smtp-delivery-124.mimecast.com\n\t(us-smtp-delivery-124.mimecast.com [170.10.129.124])\n\tby lancelot.ideasonboard.com (Postfix) with ESMTPS id B895162E21\n\tfor <libcamera-devel@lists.libcamera.org>;\n\tThu, 27 Jun 2024 16:52:44 +0200 (CEST)","from mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com\n\t(ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63])\n\tby relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3,\n\tcipher=TLS_AES_256_GCM_SHA384) id us-mta-663-RoT9Pl_NNM-IqDrmA_amzw-1;\n\tThu, 27 Jun 2024 10:52:40 -0400","from mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com\n\t(mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com\n\t[10.30.177.15])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\tkey-exchange X25519 server-signature RSA-PSS (2048 bits)\n\tserver-digest SHA256) (No client certificate requested)\n\tby mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix)\n\twith ESMTPS id 7541D1944DFE; Thu, 27 Jun 2024 14:52:39 +0000 (UTC)","from nuthatch.redhat.com (unknown [10.45.225.47])\n\tby mx-prod-int-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix)\n\twith ESMTP id D7AE319773E4; Thu, 27 Jun 2024 14:52:37 +0000 (UTC)"],"Authentication-Results":"lancelot.ideasonboard.com; dkim=pass (1024-bit key;\n\tunprotected) header.d=redhat.com header.i=@redhat.com\n\theader.b=\"ceF7fLqJ\"; dkim-atps=neutral","DKIM-Signature":"v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com;\n\ts=mimecast20190719; t=1719499963;\n\th=from:from:reply-to:subject:subject:date:date:message-id:message-id:\n\tto:to:cc:cc:mime-version:mime-version:content-type:content-type:\n\tcontent-transfer-encoding:content-transfer-encoding:\n\tin-reply-to:in-reply-to:references:references;\n\tbh=kyWATA/LSuBSpxzRySXe/jUT/sLTe3hlJ9TY5xXsoNY=;\n\tb=ceF7fLqJr94OFh3G54lYkEZz21w1TdF0zzXVTSqXZXSF7kk/zAIs1tgh4nk9vdtCa3XAcw\n\tK7xZD8kTPEzsPqHXi2IuYPmdLxcnhwHKjw5GqJYxziUvgNUTdd4aKCsBDloEYWz4p4KhxK\n\t1yC63qnYdnpLhWFBtcupBNXJ61QRTio=","X-MC-Unique":"RoT9Pl_NNM-IqDrmA_amzw-1","From":"Milan Zamazal <mzamazal@redhat.com>","To":"libcamera-devel@lists.libcamera.org","Cc":"Milan Zamazal <mzamazal@redhat.com>,\n\tKieran Bingham <kieran.bingham@ideasonboard.com>","Subject":"[PATCH v3 05/14] config: Look up log file in configuration file","Date":"Thu, 27 Jun 2024 16:51:42 +0200","Message-ID":"<20240627145156.1094127-6-mzamazal@redhat.com>","In-Reply-To":"<20240627145156.1094127-1-mzamazal@redhat.com>","References":"<20240627145156.1094127-1-mzamazal@redhat.com>","MIME-Version":"1.0","X-Scanned-By":"MIMEDefang 3.0 on 10.30.177.15","X-Mimecast-Spam-Score":"0","X-Mimecast-Originator":"redhat.com","Content-Transfer-Encoding":"8bit","Content-Type":"text/plain; charset=\"US-ASCII\"; x-default=true","X-BeenThere":"libcamera-devel@lists.libcamera.org","X-Mailman-Version":"2.1.29","Precedence":"list","List-Id":"<libcamera-devel.lists.libcamera.org>","List-Unsubscribe":"<https://lists.libcamera.org/options/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=unsubscribe>","List-Archive":"<https://lists.libcamera.org/pipermail/libcamera-devel/>","List-Post":"<mailto:libcamera-devel@lists.libcamera.org>","List-Help":"<mailto:libcamera-devel-request@lists.libcamera.org?subject=help>","List-Subscribe":"<https://lists.libcamera.org/listinfo/libcamera-devel>,\n\t<mailto:libcamera-devel-request@lists.libcamera.org?subject=subscribe>","Errors-To":"libcamera-devel-bounces@lists.libcamera.org","Sender":"\"libcamera-devel\" <libcamera-devel-bounces@lists.libcamera.org>"},"content":"This requires change in LIBCAMERA_LOG_FILE interpretation so that we can\ndisable the log file in isolated processes.  If LIBCAMERA_LOG_FILE is\ndefined but empty, it means there is no log file, even if defined in the\nconfiguration file.  This should cause no compatibility trouble since\nopening a file with an empty name makes little sense.\n\nThe configuration snippet:\n\n  configuration:\n    log:\n      file: FILENAME\n\nSigned-off-by: Milan Zamazal <mzamazal@redhat.com>\n---\n src/libcamera/base/global_configuration.cpp |  1 +\n src/libcamera/base/log.cpp                  | 13 +++++++++----\n src/libcamera/process.cpp                   | 11 ++++++++---\n 3 files changed, 18 insertions(+), 7 deletions(-)","diff":"diff --git a/src/libcamera/base/global_configuration.cpp b/src/libcamera/base/global_configuration.cpp\nindex b202cef9..b64bf28e 100644\n--- a/src/libcamera/base/global_configuration.cpp\n+++ b/src/libcamera/base/global_configuration.cpp\n@@ -34,6 +34,7 @@ LOG_DEFINE_CATEGORY(Configuration)\n  * \\code{.yaml}\n  * configuration:\n  *   log:\n+ *     file: syslog\n  *     levels: 'IPAManager:DEBUG'\n  * \\endcode\n  *\ndiff --git a/src/libcamera/base/log.cpp b/src/libcamera/base/log.cpp\nindex 891b4ae9..07352f6c 100644\n--- a/src/libcamera/base/log.cpp\n+++ b/src/libcamera/base/log.cpp\n@@ -607,16 +607,21 @@ Logger::Logger()\n  */\n void Logger::parseLogFile()\n {\n-\tconst char *file = utils::secure_getenv(\"LIBCAMERA_LOG_FILE\");\n-\tif (!file)\n+\tstd::optional<std::string> file =\n+\t\tGlobalConfiguration::envOption(\"LIBCAMERA_LOG_FILE\", \"log.file\");\n+\tif (!file.has_value())\n \t\treturn;\n \n-\tif (!strcmp(file, \"syslog\")) {\n+\tauto fileValue = file.value();\n+\tif (fileValue == \"\")\n+\t\treturn;\n+\n+\tif (fileValue == \"syslog\") {\n \t\tlogSetTarget(LoggingTargetSyslog);\n \t\treturn;\n \t}\n \n-\tlogSetFile(file, false);\n+\tlogSetFile(fileValue.c_str(), false);\n }\n \n /**\ndiff --git a/src/libcamera/process.cpp b/src/libcamera/process.cpp\nindex 86d27b2d..42f54e85 100644\n--- a/src/libcamera/process.cpp\n+++ b/src/libcamera/process.cpp\n@@ -12,7 +12,9 @@\n #include <fcntl.h>\n #include <iostream>\n #include <list>\n+#include <optional>\n #include <signal.h>\n+#include <stdlib.h>\n #include <string.h>\n #include <sys/socket.h>\n #include <sys/types.h>\n@@ -24,6 +26,8 @@\n #include <libcamera/base/log.h>\n #include <libcamera/base/utils.h>\n \n+#include \"libcamera/internal/global_configuration.h\"\n+\n /**\n  * \\file process.h\n  * \\brief Process object\n@@ -263,9 +267,10 @@ int Process::start(const std::string &path,\n \n \t\tcloseAllFdsExcept(fds);\n \n-\t\tconst char *file = utils::secure_getenv(\"LIBCAMERA_LOG_FILE\");\n-\t\tif (file && strcmp(file, \"syslog\"))\n-\t\t\tunsetenv(\"LIBCAMERA_LOG_FILE\");\n+\t\tstd::optional<std::string> file =\n+\t\t\tGlobalConfiguration::envOption(\"LIBCAMERA_LOG_FILE\", \"log.file\");\n+\t\tif (file.has_value() && file.value() != \"syslog\")\n+\t\t\tsetenv(\"LIBCAMERA_LOG_FILE\", \"\", 1);\n \n \t\tconst char **argv = new const char *[args.size() + 2];\n \t\tunsigned int len = args.size();\n","prefixes":["v3","05/14"]}