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authorRomain Forlot <romain.forlot@iot.bzh>2018-04-08 23:59:31 +0200
committerSebastien Douheret <sebastien.douheret@iot.bzh>2018-07-10 23:41:13 +0200
commitbdef812b7e2eb064b31d534440e0e4b8767429a7 (patch)
treef3307ce4170dc2aa1bfe6425877d0c403454dc15
parent13727387434666e46b52c84d35accf31cabf6b43 (diff)
Add project skeleton
Change-Id: Ieae59a0c66c9a9f7500f56e33cc0a98d572c0621 Signed-off-by: Romain Forlot <romain.forlot@iot.bzh>
-rw-r--r--.gitignore16
-rw-r--r--.gitmodules6
-rw-r--r--.vscode/.cmaketools.json10
-rw-r--r--.vscode/c_cpp_properties.json42
-rw-r--r--.vscode/launch.json36
-rw-r--r--.vscode/settings.json9
-rw-r--r--CMakeLists.txt21
m---------afb-helpers0
m---------conf.d/app-templates0
-rwxr-xr-xconf.d/autobuild/agl/autobuild67
-rwxr-xr-xconf.d/autobuild/linux/autobuild67
-rw-r--r--conf.d/cmake/config.cmake201
-rw-r--r--src/CMakeLists.txt42
-rw-r--r--src/harvester-apidef.json193
-rw-r--r--src/harvester.c241
-rw-r--r--src/harvester.h34
16 files changed, 982 insertions, 3 deletions
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..8c8fdad
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,16 @@
+.kdev4
+*.kdev4
+*.swp
+*.kate-swp
+.vs
+*.sln
+*.vcxproj
+*.user
+obj
+build
+bin
+docs_doxygen
+node_modules/
+_book/
+.stfolder
+*apidef*h
diff --git a/.gitmodules b/.gitmodules
index 54b5c1f..95c929c 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,6 @@
[submodule "conf.d/app-templates"]
path = conf.d/app-templates
url = https://gerrit.automotivelinux.org/gerrit/apps/app-templates
-[submodule "afb-utilities"]
- path = afb-utilities
- url = git@github.com:iotbzh/afb-utilities
+[submodule "afb-helpers"]
+ path = afb-helpers
+ url = https://gerrit.automotivelinux.org/gerrit/p/apps/app-afb-helpers-submodule.git
diff --git a/.vscode/.cmaketools.json b/.vscode/.cmaketools.json
new file mode 100644
index 0000000..0a3d8ea
--- /dev/null
+++ b/.vscode/.cmaketools.json
@@ -0,0 +1,10 @@
+{
+ "variant": {
+ "label": "Debug",
+ "keywordSettings": {
+ "buildType": "debug"
+ },
+ "description": "Emit debug information without performing optimizations"
+ },
+ "activeEnvironments": []
+} \ No newline at end of file
diff --git a/.vscode/c_cpp_properties.json b/.vscode/c_cpp_properties.json
new file mode 100644
index 0000000..478d780
--- /dev/null
+++ b/.vscode/c_cpp_properties.json
@@ -0,0 +1,42 @@
+{
+ "configurations": [
+ {
+ "name": "Linux",
+ "includePath": [
+ "${workspaceFolder}",
+ "/usr/include/c++/7",
+ "/usr/include/c++/7/x86_64-redhat-linux",
+ "/usr/include/c++/7/backward",
+ "/usr/local/include",
+ "/usr/lib64/clang/5.0.1/include",
+ "/usr/include",
+ "/opt/include",
+ "/opt/AGL/include",
+ "${workspaceFolder}/afb-helpers",
+ "${workspaceFolder}/src"
+ ],
+ "defines": [],
+ "intelliSenseMode": "clang-x64",
+ "browse": {
+ "path": [
+ "${workspaceFolder}",
+ "/usr/include/c++/7",
+ "/usr/include/c++/7/x86_64-redhat-linux",
+ "/usr/include/c++/7/backward",
+ "/usr/local/include",
+ "/usr/lib64/clang/5.0.1/include",
+ "/usr/include",
+ "/opt/include",
+ "/opt/AGL/include",
+ "${workspaceFolder}/afb-helpers"
+ ],
+ "limitSymbolsToIncludedHeaders": true,
+ "databaseFilename": ""
+ },
+ "compilerPath": "/usr/bin/clang",
+ "cStandard": "c11",
+ "cppStandard": "c++17"
+ }
+ ],
+ "version": 3
+} \ No newline at end of file
diff --git a/.vscode/launch.json b/.vscode/launch.json
new file mode 100644
index 0000000..59b23de
--- /dev/null
+++ b/.vscode/launch.json
@@ -0,0 +1,36 @@
+{
+ // Use IntelliSense to learn about possible attributes.
+ // Hover to view descriptions of existing attributes.
+ // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+ "version": "0.2.0",
+ "configurations": [
+ {
+ "name": "(gdb) Launch",
+ "type": "cppdbg",
+ "request": "launch",
+ "program": "/opt/bin/afb-daemon",
+ "args": [ "--rootdir=${workspaceRoot}/build/package/",
+ "--workdir=${workspaceRoot}/build/package/",
+ "--ldpaths=lib",
+ "--roothttp=.",
+ "--tracereq=common",
+ "--token=1",
+ "--verbose",
+ "--verbose",
+ "--verbose"],
+ "additionalSOLibSearchPath": "${workspaceRoot}/build/package/lib",
+ "stopAtEntry": false,
+ "cwd": "${workspaceRoot}/build/package",
+ "environment": [],
+ "externalConsole": true,
+ "MIMode": "gdb",
+ "setupCommands": [
+ {
+ "description": "Enable pretty-printing for gdb",
+ "text": "-enable-pretty-printing",
+ "ignoreFailures": true
+ }
+ ]
+ }
+ ]
+}
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 0000000..c0718fc
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,9 @@
+{
+ "files.associations": {
+ "harvester-apidef.h": "c",
+ "typeinfo": "c",
+ "curl-wrap.h": "c"
+ },
+ "C_Cpp.intelliSenseEngineFallback": "Disabled",
+ "C_Cpp.errorSquiggles": "Disabled"
+}
diff --git a/CMakeLists.txt b/CMakeLists.txt
new file mode 100644
index 0000000..3cc33f2
--- /dev/null
+++ b/CMakeLists.txt
@@ -0,0 +1,21 @@
+###########################################################################
+# Copyright 2015, 2016, 2017 IoT.bzh
+#
+# author: Romain Forlot <romain.forlot@iot.bzh>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+###########################################################################
+
+CMAKE_MINIMUM_REQUIRED(VERSION 3.5)
+
+include(${CMAKE_CURRENT_SOURCE_DIR}/conf.d/cmake/config.cmake)
diff --git a/afb-helpers b/afb-helpers
new file mode 160000
+Subproject 6c768865528a215c76901b6ed4f95e30916dcf6
diff --git a/conf.d/app-templates b/conf.d/app-templates
-Subproject dd0cec7a85d9e8339ce8df3afa4c8113536d7fc
+Subproject a3c312ece0a77310a9d8ecde1dd0f1267646f4f
diff --git a/conf.d/autobuild/agl/autobuild b/conf.d/autobuild/agl/autobuild
new file mode 100755
index 0000000..83097ab
--- /dev/null
+++ b/conf.d/autobuild/agl/autobuild
@@ -0,0 +1,67 @@
+#!/usr/bin/make -f
+# Copyright (C) 2015, 2016 "IoT.bzh"
+# Author "Romain Forlot" <romain.forlot@iot.bzh>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+THISFILE := $(lastword $(MAKEFILE_LIST))
+BUILD_DIR := $(abspath $(dir $(THISFILE)/../../../../..)/build)
+DEST := ${BUILD_DIR}/target
+
+.PHONY: all clean distclean configure build package help update
+
+all: help
+
+help:
+ @echo "List of targets available:"
+ @echo ""
+ @echo "- all"
+ @echo "- clean"
+ @echo "- distclean"
+ @echo "- configure"
+ @echo "- build: compilation, link and prepare files for package into a widget"
+ @echo "- package: output a widget file '*.wgt'"
+ @echo "- install: install in your ${CMAKE_INSTALL_DIR} directory"
+ @echo ""
+ @echo "Usage: ./conf.d/autobuild/agl/autobuild package DEST=${HOME}/opt"
+ @echo "Don't use your build dir as DEST as wgt file is generated at this location"
+
+update: configure
+ @cmake --build ${BUILD_DIR} --target autobuild
+
+clean:
+ @([ -d ${BUILD_DIR} ] && make -C ${BUILD_DIR} clean) || echo Nothing to clean
+
+distclean:
+ @rm -rf ${BUILD_DIR}
+
+configure: ${BUILD_DIR}/Makefile
+
+build: configure
+ @cmake --build ${BUILD_DIR} ${BUILD_ARGS} --target all
+
+package: build
+ @mkdir -p ${BUILD_DIR}/$@/bin
+ @mkdir -p ${BUILD_DIR}/$@/etc
+ @mkdir -p ${BUILD_DIR}/$@/lib
+ @mkdir -p ${BUILD_DIR}/$@/htdocs
+ @mkdir -p ${BUILD_DIR}/$@/var
+ @cmake --build ${BUILD_DIR} --target widget
+ @mkdir -p ${DEST} && cp ${BUILD_DIR}/*wgt ${DEST}
+
+install: build
+ @cmake --build ${BUILD_DIR} --target install
+
+${BUILD_DIR}/Makefile:
+ @[ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}
+ @[ -f ${BUILD_DIR}/Makefile ] || (cd ${BUILD_DIR} && cmake ${CONFIGURE_ARGS} ..)
diff --git a/conf.d/autobuild/linux/autobuild b/conf.d/autobuild/linux/autobuild
new file mode 100755
index 0000000..83097ab
--- /dev/null
+++ b/conf.d/autobuild/linux/autobuild
@@ -0,0 +1,67 @@
+#!/usr/bin/make -f
+# Copyright (C) 2015, 2016 "IoT.bzh"
+# Author "Romain Forlot" <romain.forlot@iot.bzh>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+THISFILE := $(lastword $(MAKEFILE_LIST))
+BUILD_DIR := $(abspath $(dir $(THISFILE)/../../../../..)/build)
+DEST := ${BUILD_DIR}/target
+
+.PHONY: all clean distclean configure build package help update
+
+all: help
+
+help:
+ @echo "List of targets available:"
+ @echo ""
+ @echo "- all"
+ @echo "- clean"
+ @echo "- distclean"
+ @echo "- configure"
+ @echo "- build: compilation, link and prepare files for package into a widget"
+ @echo "- package: output a widget file '*.wgt'"
+ @echo "- install: install in your ${CMAKE_INSTALL_DIR} directory"
+ @echo ""
+ @echo "Usage: ./conf.d/autobuild/agl/autobuild package DEST=${HOME}/opt"
+ @echo "Don't use your build dir as DEST as wgt file is generated at this location"
+
+update: configure
+ @cmake --build ${BUILD_DIR} --target autobuild
+
+clean:
+ @([ -d ${BUILD_DIR} ] && make -C ${BUILD_DIR} clean) || echo Nothing to clean
+
+distclean:
+ @rm -rf ${BUILD_DIR}
+
+configure: ${BUILD_DIR}/Makefile
+
+build: configure
+ @cmake --build ${BUILD_DIR} ${BUILD_ARGS} --target all
+
+package: build
+ @mkdir -p ${BUILD_DIR}/$@/bin
+ @mkdir -p ${BUILD_DIR}/$@/etc
+ @mkdir -p ${BUILD_DIR}/$@/lib
+ @mkdir -p ${BUILD_DIR}/$@/htdocs
+ @mkdir -p ${BUILD_DIR}/$@/var
+ @cmake --build ${BUILD_DIR} --target widget
+ @mkdir -p ${DEST} && cp ${BUILD_DIR}/*wgt ${DEST}
+
+install: build
+ @cmake --build ${BUILD_DIR} --target install
+
+${BUILD_DIR}/Makefile:
+ @[ -d ${BUILD_DIR} ] || mkdir -p ${BUILD_DIR}
+ @[ -f ${BUILD_DIR}/Makefile ] || (cd ${BUILD_DIR} && cmake ${CONFIGURE_ARGS} ..)
diff --git a/conf.d/cmake/config.cmake b/conf.d/cmake/config.cmake
new file mode 100644
index 0000000..d56283c
--- /dev/null
+++ b/conf.d/cmake/config.cmake
@@ -0,0 +1,201 @@
+###########################################################################
+# Copyright 2015, 2016, 2017 IoT.bzh
+#
+# author: Fulup Ar Foll <fulup@iot.bzh>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+###########################################################################
+
+# Project Info
+# ------------------
+set(PROJECT_NAME harvester)
+set(PROJECT_PRETTY_NAME "Harvester Service")
+set(PROJECT_DESCRIPTION "Harvest mectrics from others services in a TS DB and send to the cloud")
+set(PROJECT_URL "https://github.com/iotbzh/agl-service-edge-collector")
+set(PROJECT_ICON "icon.png")
+set(PROJECT_AUTHOR "Romain Forlot")
+set(PROJECT_AUTHOR_MAIL "claneys@iot.bzh")
+set(PROJECT_LICENSE "APL2.0")
+set(PROJECT_LANGUAGES "C")
+
+# Where are stored default templates files from submodule or subtree app-templates in your project tree
+# relative to the root project directory
+set(PROJECT_APP_TEMPLATES_DIR "conf.d/app-templates")
+
+# Where are stored your external libraries for your project. This is 3rd party library that you don't maintain
+# but used and must be built and linked.
+# set(PROJECT_LIBDIR "libs")
+
+# Which directories inspect to find CMakeLists.txt target files
+# set(PROJECT_SRC_DIR_PATTERN "*")
+
+# Compilation Mode (DEBUG, RELEASE)
+# ----------------------------------
+#set(CMAKE_BUILD_TYPE "DEBUG")
+#set(USE_EFENCE 1)
+
+# Kernel selection if needed. You can choose between a
+# mandatory version to impose a minimal version.
+# Or check Kernel minimal version and just print a Warning
+# about missing features and define a preprocessor variable
+# to be used as preprocessor condition in code to disable
+# incompatibles features. Preprocessor define is named
+# KERNEL_MINIMAL_VERSION_OK.
+#
+# NOTE*** FOR NOW IT CHECKS KERNEL Yocto environment and
+# Yocto SDK Kernel version.
+# -----------------------------------------------
+#set (kernel_mandatory_version 4.8)
+#set (kernel_minimal_version 4.8)
+
+# Compiler selection if needed. Impose a minimal version.
+# -----------------------------------------------
+set (gcc_minimal_version 4.9)
+
+# PKG_CONFIG required packages
+# -----------------------------
+set (PKG_REQUIRED_LIST
+ json-c
+ libcurl
+ libsystemd>=222
+ afb-daemon
+ libmicrohttpd>=0.9.55
+)
+
+# Prefix path where will be installed the files
+# Default: /usr/local (need root permission to write in)
+# ------------------------------------------------------
+#set(CMAKE_INSTALL_PREFIX $ENV{HOME}/opt)
+
+# Customize link option
+# -----------------------------
+#list(APPEND link_libraries -an-option)
+
+# Compilation options definition
+# Use CMake generator expressions to specify only for a specific language
+# Values are prefilled with default options that is currently used.
+# Either separate options with ";", or each options must be quoted separately
+# DO NOT PUT ALL OPTION QUOTED AT ONCE , COMPILATION COULD FAILED !
+# ----------------------------------------------------------------------------
+#set(COMPILE_OPTIONS
+# -Wall
+# -Wextra
+# -Wconversion
+# -Wno-unused-parameter
+# -Wno-sign-compare
+# -Wno-sign-conversion
+# -Werror=maybe-uninitialized
+# -Werror=implicit-function-declaration
+# -ffunction-sections
+# -fdata-sections
+# -fPIC
+# CACHE STRING "Compilation flags")
+#set(C_COMPILE_OPTIONS "" CACHE STRING "Compilation flags for C language.")
+#set(CXX_COMPILE_OPTIONS "" CACHE STRING "Compilation flags for C++ language.")
+#set(PROFILING_COMPILE_OPTIONS
+# -g
+# -O0
+# -pg
+# -Wp,-U_FORTIFY_SOURCE
+# CACHE STRING "Compilation flags for PROFILING build type.")
+#set(DEBUG_COMPILE_OPTIONS
+# -g
+# -ggdb
+# -Wp,-U_FORTIFY_SOURCE
+# CACHE STRING "Compilation flags for DEBUG build type.")
+#set(CCOV_COMPILE_OPTIONS
+# -g
+# -O2
+# --coverage
+# CACHE STRING "Compilation flags for CCOV build type.")
+#set(RELEASE_COMPILE_OPTIONS
+# -g
+# -O2
+# CACHE STRING "Compilation flags for RELEASE build type.")
+
+# (BUG!!!) as PKG_CONFIG_PATH does not work [should be an env variable]
+# ---------------------------------------------------------------------
+set(CMAKE_PREFIX_PATH ${CMAKE_INSTALL_PREFIX}/lib64/pkgconfig ${CMAKE_INSTALL_PREFIX}/lib/pkgconfig)
+set(LD_LIBRARY_PATH ${CMAKE_INSTALL_PREFIX}/lib64 ${CMAKE_INSTALL_PREFIX}/lib)
+
+# Optional location for config.xml.in
+# -----------------------------------
+#set(WIDGET_ICON "\"conf.d/wgt/${PROJECT_ICON}\"" CACHE PATH "Path to the widget icon")
+#set(WIDGET_CONFIG_TEMPLATE "\"${CMAKE_CURRENT_SOURCE_DIR}/conf.d/wgt/config.xml.in\"" CACHE PATH "Path to widget config file template (config.xml.in)")
+
+# Mandatory widget Mimetype specification of the main unit
+# --------------------------------------------------------------------------
+# Choose between :
+#- text/html : HTML application,
+# content.src designates the home page of the application
+#
+#- application/vnd.agl.native : AGL compatible native,
+# content.src designates the relative path of the binary.
+#
+# - application/vnd.agl.service: AGL service, content.src is not used.
+#
+#- ***application/x-executable***: Native application,
+# content.src designates the relative path of the binary.
+# For such application, only security setup is made.
+#
+set(WIDGET_TYPE MimeType_Not_Set)
+
+# Mandatory Widget entry point file of the main unit
+# --------------------------------------------------------------
+# This is the file that will be executed, loaded,
+# at launch time by the application framework.
+#
+set(WIDGET_ENTRY_POINT EntryPoint_Path_Not_Set)
+
+# Optional dependencies order
+# ---------------------------
+#set(EXTRA_DEPENDENCIES_ORDER)
+
+# Optional Extra global include path
+# -----------------------------------
+#set(EXTRA_INCLUDE_DIRS)
+
+# Optional extra libraries
+# -------------------------
+#set(EXTRA_LINK_LIBRARIES)
+
+# Optional force binding Linking flag
+# ------------------------------------
+# set(BINDINGS_LINK_FLAG LinkOptions )
+
+# Optional force package prefix generation, like widget
+# -----------------------------------------------------
+# set(PKG_PREFIX DestinationPath)
+
+# Optional Application Framework security token
+# and port use for remote debugging.
+#------------------------------------------------------------
+set(AFB_TOKEN "" CACHE PATH "Default binder security token")
+set(AFB_REMPORT "1234" CACHE PATH "Default binder listening port")
+
+# Print a helper message when every thing is finished
+# ----------------------------------------------------
+set(CLOSING_MESSAGE "Typical binding launch: afb-daemon --port=${AFB_REMPORT} --workdir=${CMAKE_BINARY_DIR}/package --ldpaths=lib --roothttp=htdocs --token=\"${AFB_TOKEN}\" --tracereq=common --verbose")
+set(PACKAGE_MESSAGE "Install widget file using in the target : afm-util install ${PROJECT_NAME}.wgt")
+
+# Optional schema validator about now only XML, LUA and JSON
+# are supported
+#------------------------------------------------------------
+#set(LUA_CHECKER "luac" "-p" CACHE STRING "LUA compiler")
+#set(XML_CHECKER "xmllint" CACHE STRING "XML linter")
+#set(JSON_CHECKER "json_verify" CACHE STRING "JSON linter")
+
+# This include is mandatory and MUST happens at the end
+# of this file, else you expose you to unexpected behavior
+# -----------------------------------------------------------
+include(${PROJECT_APP_TEMPLATES_DIR}/cmake/common.cmake)
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
new file mode 100644
index 0000000..4707070
--- /dev/null
+++ b/src/CMakeLists.txt
@@ -0,0 +1,42 @@
+###########################################################################
+# Copyright 2015, 2016, 2017 IoT.bzh
+#
+# author: Fulup Ar Foll <fulup@iot.bzh>
+# contrib: Romain Forlot <romain.forlot@iot.bzh>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+###########################################################################
+
+# Add target to project dependency list
+PROJECT_TARGET_ADD(harvester)
+
+ # Define project Targets
+ add_library(${TARGET_NAME} MODULE
+ ${TARGET_NAME}.c
+ )
+
+ set(OPENAPI_DEF "harvester-apidef" CACHE STRING "name and path to the JSON API definition without extension")
+
+ # Binder exposes a unique public entry point
+ SET_TARGET_PROPERTIES(${TARGET_NAME} PROPERTIES
+ PREFIX "afb-"
+ LABELS "BINDINGV2"
+ LINK_FLAGS ${BINDINGS_LINK_FLAG}
+ OUTPUT_NAME ${TARGET_NAME}
+ )
+
+ # Library dependencies (include updates automatically)
+ TARGET_LINK_LIBRARIES(${TARGET_NAME}
+ afb-helpers
+ ${link_libraries})
+
diff --git a/src/harvester-apidef.json b/src/harvester-apidef.json
new file mode 100644
index 0000000..3ae3dee
--- /dev/null
+++ b/src/harvester-apidef.json
@@ -0,0 +1,193 @@
+{
+ "openapi": "3.0.0",
+ "$schema": "http://iot.bzh/download/openapi/schema-3.0/default-schema.json",
+ "info": {
+ "description": "",
+ "title": "harvester",
+ "version": "4.0",
+ "x-binding-c-generator": {
+ "api": "harvester",
+ "version": 2,
+ "prefix": "",
+ "postfix": "",
+ "start": null ,
+ "onevent": null,
+ "init": "init",
+ "scope": "",
+ "private": false
+ }
+ },
+ "servers": [
+ {
+ "url": "ws://{host}:{port}/api/monitor",
+ "description": "TS caching binding",
+ "variables": {
+ "host": {
+ "default": "localhost"
+ },
+ "port": {
+ "default": "1234"
+ }
+ },
+ "x-afb-events": [
+ {
+ "$ref": "#/components/schemas/afb-event"
+ }
+ ]
+ }
+ ],
+ "components": {
+ "schemas": {
+ "afb-reply": {
+ "$ref": "#/components/schemas/afb-reply-v2"
+ },
+ "afb-event": {
+ "$ref": "#/components/schemas/afb-event-v2"
+ },
+ "afb-reply-v2": {
+ "title": "Generic response.",
+ "type": "object",
+ "required": [ "jtype", "request" ],
+ "properties": {
+ "jtype": {
+ "type": "string",
+ "const": "afb-reply"
+ },
+ "request": {
+ "type": "object",
+ "required": [ "status" ],
+ "properties": {
+ "status": { "type": "string" },
+ "info": { "type": "string" },
+ "token": { "type": "string" },
+ "uuid": { "type": "string" },
+ "reqid": { "type": "string" }
+ }
+ },
+ "response": { "type": "object" }
+ }
+ },
+ "afb-event-v2": {
+ "type": "object",
+ "required": [ "jtype", "event" ],
+ "properties": {
+ "jtype": {
+ "type": "string",
+ "const": "afb-event"
+ },
+ "event": { "type": "string" },
+ "data": { "type": "object" }
+ }
+ }
+ },
+ "x-permissions": {
+ "monitor": {
+ "permission": "urn:AGL:permission:low-can:public:monitor"
+ },
+ "write": {
+ "permission": "urn:AGL:permission::platform:can:write "
+ }
+ },
+ "responses": {
+ "200": {
+ "description": "A complex object array response",
+ "content": {
+ "application/json": {
+ "schema": {
+ "$ref": "#/components/schemas/afb-reply"
+ }
+ }
+ }
+ }
+ }
+ },
+ "paths": {
+ "/auth": {
+ "description": "Authenticate session to raise Level Of Assurance of the session",
+ "get": {
+ "x-permissions": {
+ "$ref": "#/components/x-permissions/write"
+ },
+ "responses": {
+ "200": {"$ref": "#/components/responses/200"}
+ }
+ }
+ },
+ "/write": {
+ "description": "Write a metric to local TSDB and Cloud service if available",
+ "get": {
+ "x-permissions": {
+ "LOA": 1
+ },
+ "parameters": [
+ {
+ "in": "query",
+ "name": "host",
+ "required": false,
+ "schema": { "type": "string" }
+ },
+ {
+ "in": "query",
+ "name": "port",
+ "required": false,
+ "schema": { "type": "integer" }
+ },
+ {
+ "in": "query",
+ "name": "metric",
+ "required": true,
+ "schema": { "type": "object" },
+ "parameters" : [
+ {
+ "in": "query",
+ "name": "name",
+ "required": true,
+ "schema": { "type": "string" }
+ },
+ {
+ "in": "query",
+ "name": "source",
+ "required": false,
+ "schema": { "type": "string" }
+ },
+ {
+ "in": "query",
+ "name": "unit",
+ "required": false,
+ "schema": { "type": "string" }
+ },
+ {
+ "in": "query",
+ "name": "identity",
+ "required": false,
+ "schema": { "type": "string" }
+ },
+ {
+ "in": "query",
+ "name": "value",
+ "required": true,
+ "schema": {
+ "oneOf": [
+ {"type": "boolean"},
+ {"type": "integer"},
+ {"type": "double"},
+ {"type": "string"}
+ ]
+ }
+ },
+ {
+ "in": "query",
+ "name": "timestamp",
+ "required": true,
+ "schema": { "type": "double" }
+ }
+ ]
+ }
+ ],
+ "responses": {
+ "200": {"$ref": "#/components/responses/200"}
+ }
+ }
+ }
+ }
+}
diff --git a/src/harvester.c b/src/harvester.c
new file mode 100644
index 0000000..2120676
--- /dev/null
+++ b/src/harvester.c
@@ -0,0 +1,241 @@
+/*
+ * Copyright (C) 2015, 2016 "IoT.bzh"
+ * Author "Romain Forlot" <romain.forlot@iot.bzh>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define _GNU_SOURCE
+#include "harvester.h"
+#include "harvester-apidef.h"
+#include <string.h>
+#include <stdio.h>
+
+#include "curl-wrap.h"
+#include "wrap-json.h"
+
+#define DEFAULT_DB "agl-collector"
+#define DEFAULT_DBHOST "localhost"
+#define DEFAULT_DBPORT "8086"
+#define URL_MAXIMUM_LENGTH 2047
+
+int dbping()
+{
+ int ret = 0;
+ char *result;
+ size_t result_size;
+ CURL *request = curl_wrap_prepare_get("localhost:"DEFAULT_DBPORT"/ping",NULL, NULL);
+ curl_wrap_perform(request, &result, &result_size);
+
+ if(curl_wrap_response_code_get(request) != 204) {
+ AFB_ERROR("TimeSeries DB not reachable");
+ ret = -1;
+ }
+
+ curl_easy_cleanup(request);
+ return ret;
+}
+
+int create_database()
+{
+ int ret = 0;
+ char *result;
+ size_t result_size;
+
+ // Declare query to be posted
+ const char **post_data;
+ post_data = malloc(sizeof(*post_data));
+ post_data[0] = "q=CREATE DATABASE \""DEFAULT_DB"\"";
+ post_data[1] = NULL;
+
+ CURL *request = curl_wrap_prepare_post("localhost:"DEFAULT_DBPORT"/query",NULL, 1, post_data);
+ curl_wrap_perform(request, &result, &result_size);
+
+ if(curl_wrap_response_code_get(request) != 200) {
+ AFB_ERROR("Can't create database.");
+ ret = -1;
+ }
+
+ curl_easy_cleanup(request);
+ free(post_data);
+
+ if(ret == 0)
+ AFB_NOTICE("Database 'agl-collector' created");
+
+ return ret;
+}
+
+void curl_cb(void *closure, int status, CURL *curl, const char *result, size_t size)
+{
+ struct afb_req *req = (struct afb_req*)closure;
+ long rep_code = curl_wrap_response_code_get(curl);
+ switch(rep_code) {
+ case 204:
+ AFB_DEBUG("Request correctly written");
+ afb_req_success(*req, NULL, "Request has been successfully writen");
+ break;
+ case 400:
+ afb_req_fail(*req, "Bad request", result);
+ break;
+ case 401:
+ afb_req_fail(*req, "Unauthorized access", result);
+ break;
+ case 404:
+ afb_req_fail(*req, "Not found", result);
+ AFB_NOTICE("Attempt to create the DB '"DEFAULT_DB"'");
+ create_database();
+ break;
+ case 500:
+ afb_req_fail_f(*req, "Timeout", "Overloaded server: %s", result);
+ break;
+ default:
+ afb_req_fail(*req, "Failure", "Unexpected behavior.");
+ break;
+ }
+}
+
+int unpack_metric(json_object *m, const char **name, const char **source, const char **unit, const char **identity, json_object **jv, uint64_t *timestamp)
+{
+ if (wrap_json_unpack(m, "{ss,s?s,s?s,s?s,so,sI!}",
+ "name", name,
+ "source", source,
+ "unit", unit,
+ "identity", identity,
+ "value", jv,
+ "timestamp", timestamp))
+ return -1;
+ else if (!json_object_is_type(*jv, json_type_boolean) &&
+ !json_object_is_type(*jv, json_type_double) &&
+ !json_object_is_type(*jv, json_type_int) &&
+ !json_object_is_type(*jv, json_type_string))
+ return -1;
+
+ return 0;
+}
+
+void concatenate(char* dest, const char* source, const char *sep)
+{
+ strncat(dest, sep, strlen(sep));
+ strncat(dest, source, strlen(source));
+}
+
+char *make_query(char *query, const char *name, const char *source, const char *unit, const char *identity, json_object *jv, uint64_t timestamp)
+{
+ char *ts;
+ memset(query, 0, URL_MAXIMUM_LENGTH);
+
+ strncat(query, name, strlen(name));
+ if (source) {
+ concatenate(query, source, ",");
+ }
+ if (unit) {
+ concatenate(query, unit, ",");
+ }
+ if (identity) {
+ concatenate(query, identity, ",");
+ }
+
+ concatenate(query, "value", " ");
+ concatenate(query, json_object_to_json_string(jv), "=");
+ asprintf(&ts, "%lu", timestamp);
+ concatenate(query, ts, " ");
+
+ return query;
+}
+
+CURL *make_curl_write_post(const char *url, struct json_object *metric)
+{
+ CURL *curl;
+ const char *name = NULL,
+ *source = NULL,
+ *unit = NULL,
+ *identity = NULL,
+ **post_data;
+ char query[URL_MAXIMUM_LENGTH];
+ memset(query, 0, URL_MAXIMUM_LENGTH);
+
+ post_data = malloc(sizeof(*post_data));
+
+ json_object *jv = NULL;
+ uint64_t timestamp = 0;
+
+ if(unpack_metric(metric, &name, &source, &unit, &identity, &jv, &timestamp)) {
+ AFB_ERROR("ERROR UNPACKING metric. %s", json_object_to_json_string(metric));
+ curl = NULL;
+ }
+ else {
+ make_query(query, name, source, unit, identity, jv, timestamp);
+ post_data[0] = query;
+ post_data[1] = NULL;
+ curl = curl_wrap_prepare_post(url, NULL, 1, post_data);
+ }
+
+ free(post_data);
+ return curl;
+}
+
+int do_write(struct afb_req req, const char* host, int port, json_object *metric)
+{
+ CURL *curl_request;
+ char url[URL_MAXIMUM_LENGTH]; // Safe limit for most popular web browser
+ memset(url, 0, sizeof(url));
+
+ // Handle default host and port
+ host = host ? host : DEFAULT_DBHOST;
+ port = port > 0 ? port : atoi(DEFAULT_DBPORT);
+
+ strncat(url, host, strlen(host));
+ strncat(url, ":"DEFAULT_DBPORT"/write?db="DEFAULT_DB, strlen(":"DEFAULT_DBPORT"/write?db="DEFAULT_DB));
+ curl_request = make_curl_write_post(url, metric);
+ curl_wrap_do(curl_request, curl_cb, &req);
+
+ return 0;
+}
+
+void write(struct afb_req req)
+{
+ int port = -1;
+ const char *host = NULL;
+
+ json_object *req_args = afb_req_json(req),
+ *metric = NULL;
+
+ if(wrap_json_unpack(req_args, "{s?s,s?i,so!}",
+ "host", &host,
+ "port", &port,
+ "metric", &metric) || ! metric)
+ afb_req_fail(req, "Failed", "Error processing arguments. Miss metric\
+ JSON object or malformed");
+ else if(do_write(req, host, port, metric))
+ afb_req_fail(req, "Failed", "Error processing metric JSON object.\
+ Malformed !");
+}
+
+void auth(struct afb_req request)
+{
+ afb_req_session_set_LOA(request, 1);
+ afb_req_success(request, NULL, NULL);
+}
+
+int init()
+{
+ int err = 0;
+ err = curl_global_init(CURL_GLOBAL_DEFAULT);
+ if (!err)
+ err = dbping();
+ else {
+ AFB_ERROR("Something went wrong initiliazing libcurl. Abort");
+ }
+
+ return err;
+}
diff --git a/src/harvester.h b/src/harvester.h
new file mode 100644
index 0000000..e67145c
--- /dev/null
+++ b/src/harvester.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2015, 2016 "IoT.bzh"
+ * Author "Romain Forlot" <romain.forlot@iot.bzh>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define AFB_BINDING_VERSION 2
+#include <afb/afb-binding.h>
+
+union port {
+ int i_port;
+ char c_port[5]; // Available ports 1-65535
+};
+
+union metric_value {
+ enum metric_type {b = 0, i, d, str} type;
+ int b_value;
+ int i_value;
+ double d_value;
+ char *str_value;
+};
+
+int init();