The alma common software acs is a set of application frameworks built on top of corba to provide a common software infrastructure to all partners in the alma collaboration 1,3. Acs provides the infrastructure for the software of the atacama large millimeter array and other projects12. The alma common software acs is a set of application frameworks built on top of corba to provide a common software infrastructure to all partners in the alma collaboration00. Dec 18, 2018 it was therefore considered essential to adopt common software infrastructure, services and application frameworks on top of which control system and highlevel applications would have been built in a consistent way.
The alma common software acs provides a software infrastructure common to all partners and consists of a documented collection of common patterns in and of components, which implement those patterns. The heart of acs is based on a distributed componentcontainer model, with acs components implemented as corba objects in any of the supported programming languages. The heart of acs is an object model of controlled devices, called distributed objects dos, implemented as corba network objects. Find an alternative for corba notificaton service issue.
It was therefore considered essential to adopt common software infrastructure, services and application frameworks on top of which control system and highlevel applications would have been built in a consistent way. This document describes the architecture for the alma common software acs, taking as applicable the requirements specified in the alma common software technical requirements documentrd01 and the alma software architecturerd33. The alma common software acs as a basis for a distributed software development in proceedings of astronomical data analysis software and systems xi, 2001. Alma acs in the evla national radio astronomy observatory july 9, 2003 3 abstract. Containercomponent model and xml in alma acs markus voelter. To make the adoption of the alma common software acs a success, three elements were seen as vital. Application contents service distributed computing acs. Adventure construction set game creation software acs.
Aug 25, 2014 this should be a real concern for other acs users on large scale systems. The alma common software acs is a distributed framework, which is currently used as a big block, including runtime and development environments. It is an essential framework within the alma software system, providing a collection of common software components and services that other parts of the system rely upon. This report gives a brief overview of acs and discusses its applicability to evla monitor and control. The choice of the alma common software framework acs as the development platform came from the experience gained during summerjobs at eso observatories. Access control service, a cloudbased service for authentication and authorization. Alma common software acs provides a software infrastructure common to all alma partners and consists of a documented collection of common patterns and components which implement those patterns. The alma common software acs is an application framework designed to provide a common and homogeneous software architecture and infrastructure, spanning the end to end needs of an astronomical observatory, from the telescope control system to. To better understand the software used for making observations at the alma observatory, which controls everything from moving antennas to monitoring infrastructure, alma is developing the th edition of the alma common software acs workshop, a training instance for students, teachers and professionals in chile and brazil. Acs is being developed primarily for the alma collaboration to provide a common and unifying infrastructure used by all partners and across all layers of the system 5. The merges branch merges the updates from acs community master branch and alma acss master branch, which then are mergedcherrypicked to this project master branch. The alma common software acs is a software infrastructure for the development of distributed systems based on the componentcontainer paradigm. It provides a common software infrastructure to all partners in the alma collaboration.
The merges branch merges the updates from acs community master branch and alma acs s master branch, which then are mergedcherrypicked to this project master branch. Executive software operation guis scheduling software. Acs presentations were originally developed by the alma common software development team and has been used in many instances of training courses since 2004. In charge of the acs forge initiative project, a centralized resource for managing projects, communications, code, and test of modules developed for acs, and. Learn more about its pricing details and check what experts think about its features and integrations. Access control server, a component of ciscos network admission control technology. The alma common software acs was conceived early on as a. The alma common software acs status and developments. The alma common software acs is an application framework designed to provide a common and homogeneous software architecture and infrastructure, spanning the end to end needs of an astronomical observatory, from the telescope control system to highlevel data.
The heart of acs is based on a distributed componentcontainer model, with acs components implemented as corba objects in any of the supported. Atacama large millimeter array alma common software, a control framework used in groundbased astronomy projects attitude control system, a spacecraft system audit collection services, a component of microsoft system center operations manager. Model driven development the acs framework is based on corba and built on top of free corba implementations. The alma common software open source project on open hub. Aug 14, 2015 the alma common software acs workshops began in 2004, when construction of the largest radio telescope in the world in northern chile was underway. The main purpose of acs is to simplify the development of distributed applications by hiding the complexity of the corba middleware and guiding. Acs is listed in the worlds largest and most authoritative dictionary database of abbreviations and acronyms the free dictionary. What is alma common software acs control and monitoring software framework developed by alma for its own communications. The alma common software acs provides a software infrastructure common to all partners and consists of a documented collection of. Looking for online definition of acs or what acs stands for. The alma common software acs provides both an application framework and corbabased middleware for the distributed software system of the atacama large millimeter array. Since then, workshops have been held in many different institutions and universities around the world, some of them chilean, but this is the first workshop held in southern chile.
Acs is located in between the alma application software and other basic commercial or shared software on top of the operating systems and provides a generalized common interface between applications and the hardware in order to facilitate the implementation. The alma common software acs is a set of application frameworks built on top of corba. Therefore, it is important for the acs platform to be stable and reliable. It hides the complexity of corba beneath an api that. Early in the project it was decided that an alma common software acs would be developed as a way to provide to all partners involved in the development a. This paper describes the progress in the deployment of the alma software, with emphasis on the control software, which is built on top of the alma common software acs, a. Alma teaches its operating software to future engineers at. The software system developed to control the devices of an sst1m telescope is described, as well as the interface between the telescope abstraction to the cta central control and the data acquisition system. The usage of acs extends from highlevel applications such as the observation preparation tool 7 that will run on the desk of astronomers, down to the control software. Tens of thousands of churches rely on acs every day to run their church. We develop the datacapturer for the atacama large millimeter array alma control software. As the potential of the acs subsystem goes beyond astronomic instrumentation, it can be used in other.
The heart of acs is based on a distributed component model, with acs components implemented as corba objects in any of the supported programmin. Pdf an overview of the alma common software acs gianluca. Finally, here are a couple more relevant references on service alternatives from the 2009 icalepcs conference. Mar 25, 2020 alma open source software is composed by the following modules. The alma common software as a basis for a distributed software. Building upon opensource tools such as the jacorb, tao and omniorb orbs, acs supports the development of componentbased software in any of three languages. It can either be accessed online via our ondemand service or it can be installed locally throughout your connected church office. Main contributors are listed in alphabetical order. The alma common software acs provides a software infrastructure common to all partners and consists of a documented collection of common patterns in control systems and of components, which implement those patterns. The alma common software acs workshops began in 2004, when construction of the largest radio telescope in the world in northern chile was underway. After three years of informal contributions to acs development, the team presented a. The usage of acs extends from highlevel applications such as the observation preparation tool 7 that will run on the desk of astronomers, down to the control software 6 domain. Alma common software acs is a distributed middleware framework, which sits on top of the operating system, realizing a container component implementation based on corba, i. The alma common software acs is a software infrastructure for alma that is based on corba.
This document proposes an architecture for the alma common software acs, taking as applicable the requirements specified in the alma. Alma test interferometer control software tics was immediately usable at apex due to common hardware interface can bus to vertex acuptc computers decided to reuse alma common software acs and tics and to benefit from large development team a dozen people at the time in the year 2000 hoped for astronomer interfaces, but things. The acsutfsm group was created as a distributed systems research team on astronomical and nonastronomical applications on the year 2004. The alma common software acs is a distributed framework that provides a common and homogeneous infrastructure for the whole software of the alma project, from highlevel data flow applications down to instrument control. Whatever your needs, you can trust acs to help your church. The main purpose of acs is to simplify the development of distributed applications by hiding the complexity of the corba middleware and guiding developers to use a. Alma common software acs provides a software infrastructure common to all alma partners and consists of a documented collection of common patterns.
The alma common software is currently at its 7th edition, and a lot of history has passed. Its consists in a bundle of already available software such as corba orbs, ace, java libraries newly provided solutions nc, monitoring, cdb and tools that allows us to. Both packages are under active development, but currently pyxb is better able to handle highly interrelated data models like the asdm. The heart of acs is an object model based on distributed objects dos, implemented as corba objects. Aug 10, 2016 to better understand the software used for making observations at the alma observatory, which controls everything from moving antennas to monitoring infrastructure, alma is developing the th edition of the alma common software acs workshop, a training instance for students, teachers and professionals in chile and brazil. Data distribution service as an alternative to corba. Alma trains future astroinformatics engineers alma. The alma common software acs is a set of application frameworks built on top of corba to provide a common software infrastructure to all partners in the alma collaboration. Using an uptodate acs allows to benefit again from future alma developments and bug fixes most of the tics and apecs functionality was kept aligned to apecs 1. Access control server, the server authenticating a card in the 3d secure framework. The heart of acs is an object model based on distributed objects dos. Two evla software engineers attended an eightday alma common software acs course for the purpose of evaluating the use of acs in the evla software system.
Data distribution service as an alternative to corba notify service for the alma common software. The alma common software acs is a corbabased distributed framework that provides a common and homogeneous infrastructure for the whole software of the alma project, from highlevel data flow applications down to instrument control. This should be a real concern for other acs users on large scale systems. The triggered event data are time stamped, formatted and. Using corba middleware, acs supports the development of componentbased software, from highlevel user interfaces down to the hardware device level. Acs provides a unified api integration layer, prevalidated and memory optimized components for common functions such as connectivity, a device porting kit dpk, and multitier test suites. Alma common software how is alma common software abbreviated. The acs utfsm group was created as a distributed systems research team on astronomical and nonastronomical applications on the year 2004. Alma open source software is composed by the following modules.
Pdf the alma common software acs is an application framework designed to provide a common and homogeneous software architecture and. Acs1 and acs360, supercomputers designed but never completed in the 1960s by the ibm advanced computing systems. Software design for the control system for smallsize. Pdf the alma common software dispatch from the trenches. Acs alma common software research team collaborator alma observatory. The alma common software acs23 provides a software infrastructure common to all partners and consists of a documented collection of common patterns.
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