README
¶
The Schaudge/grailbase project includes all the packages used by many other grailbio Go packages:
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API documentation: godoc.org/github.com/Schaudge/grailbase
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Issue tracker: github.com/Schaudge/grailbase/issues
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recordio: encrypted and compressed record oriented files with indexing support
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file: unified file API for the local file system and S3
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digest: common in-memory and serialized representation of digests
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data: support for measuring and displaying quantities of data
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intervalmap: fast interval tree
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limiter: concurrency limiter with context support
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traverse: concurrent and parallel slice traversal
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state: file-based state management
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syncqueue: various flavors of producer-consumer queues
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unsafe: conversion from []byte to string, etc.
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compress/libdeflate: efficient block compression/decompression
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bitset: []uintptr bitset support
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simd: fast operations on []byte
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tsv: simple and efficient TSV writer
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cloud/spotadvisor: provides an interface for fetching and utilizing AWS Spot Advisor data
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cloud/spotfeed: provides interfaces for interacting with the AWS spot data feed format for files hosted on S3
Directories
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| Path | Synopsis |
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Package admit contains utilities for admission control.
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Package admit contains utilities for admission control. |
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Package backgroundcontext manages the singleton v23 context.
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Package backgroundcontext manages the singleton v23 context. |
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Package bitset provides support for treating a []uintptr as a bitset.
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Package bitset provides support for treating a []uintptr as a bitset. |
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cloud
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awssession
Package awssession provides a simple way to obtain AWS session.Session using GRAIL tickets.
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Package awssession provides a simple way to obtain AWS session.Session using GRAIL tickets. |
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spotadvisor
Package spotadvisor provides an interface for utilizing spot instance interrupt rate data and savings data from AWS.
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Package spotadvisor provides an interface for utilizing spot instance interrupt rate data and savings data from AWS. |
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spotfeed
Package spotfeed is used for querying spot-data-feeds provided by AWS.
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Package spotfeed is used for querying spot-data-feeds provided by AWS. |
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cmd
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gofat
Command gofat is a simple utility to make fat binaries in the fatbin format (see github.com/Schaudge/grailbase/fatbin).
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Command gofat is a simple utility to make fat binaries in the fatbin format (see github.com/Schaudge/grailbase/fatbin). |
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grail-fuse/gfs
Package gfs implements FUSE on top oh grailfile.
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Package gfs implements FUSE on top oh grailfile. |
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grail-ssh
Command that simplifies connecting to GRAIL systems using ssh with ssh certificates for authentication.
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Command that simplifies connecting to GRAIL systems using ssh with ssh certificates for authentication. |
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Package cmdutil provides utility routines for implementing command line tools.
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Package cmdutil provides utility routines for implementing command line tools. |
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interactive
Package interactive is switching defaults for logging to not output anything to stderr.
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Package interactive is switching defaults for logging to not output anything to stderr. |
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common
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Package compress provides convenience functions for creating compressors and uncompressors based on filenames.
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Package compress provides convenience functions for creating compressors and uncompressors based on filenames. |
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Package config is used to configure software systems.
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Package config is used to configure software systems. |
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http
Package http defines profile providers for local HTTP servers.
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Package http defines profile providers for local HTTP servers. |
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crypto
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encryption
Package encryption provides support for encrypting and decrypting data and files with granular key management.
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Package encryption provides support for encrypting and decrypting data and files with granular key management. |
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Package data provides functionality for measuring and displaying data quantities.
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Package data provides functionality for measuring and displaying data quantities. |
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diagnostic
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dump
Package dump provides the endpoint "debug/dump", registered with http.DefaultServeMux, which returns a dump of useful diagnostic information as a tarball.
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Package dump provides the endpoint "debug/dump", registered with http.DefaultServeMux, which returns a dump of useful diagnostic information as a tarball. |
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Package digest provides a generalized representation for digests computed with cryptographic hash functions.
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Package digest provides a generalized representation for digests computed with cryptographic hash functions. |
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Package errors implements an error type that defines standard interpretable error codes for common error conditions.
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Package errors implements an error type that defines standard interpretable error codes for common error conditions. |
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Package eventlog provides logging of semi-structured events, particularly in service of downstream analysis, e.g.
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Package eventlog provides logging of semi-structured events, particularly in service of downstream analysis, e.g. |
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Package fatbin implements a simple fat binary format, and provides facilities for creating fat binaries and accessing its variants.
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Package fatbin implements a simple fat binary format, and provides facilities for creating fat binaries and accessing its variants. |
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Package file provides basic file operations across multiple file-system types.
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Package file provides basic file operations across multiple file-system types. |
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fsnode
fsnode represents a filesystem as a directed graph (probably a tree for many implementations).
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fsnode represents a filesystem as a directed graph (probably a tree for many implementations). |
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fsnodefuse
fsnodefuse implements github.com/hanwen/go-fuse/v2/fs for fsnode.T. It's a work-in-progress.
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fsnodefuse implements github.com/hanwen/go-fuse/v2/fs for fsnode.T. It's a work-in-progress. |
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s3file
Package s3file implements grail file interface for S3.
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Package s3file implements grail file interface for S3. |
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s3file/internal/cmd/resolvetest
resolvetest simply resolves a hostname at an increasing time interval to observe the diversity in DNS lookup addresses for the host.
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resolvetest simply resolves a hostname at an increasing time interval to observe the diversity in DNS lookup addresses for the host. |
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Package flock implements a simple POSIX file-based advisory lock.
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Package flock implements a simple POSIX file-based advisory lock. |
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Package grail contains the Init function that all programs are expected to call.
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Package grail contains the Init function that all programs are expected to call. |
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biofs/biofseventlog
biofseventlog creates usage events for biofs, a GRAIL-internal program.
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biofseventlog creates usage events for biofs, a GRAIL-internal program. |
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gtl
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tests
Code generated by generate_randomized_freepool.py.
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Code generated by generate_randomized_freepool.py. |
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Package intervalmap stores a set of (potentially overlapping) intervals.
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Package intervalmap stores a set of (potentially overlapping) intervals. |
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ioctx adds context.Context to io APIs.
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ioctx adds context.Context to io APIs. |
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fsctx
fsctx adds context.Context to io/fs APIs.
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fsctx adds context.Context to io/fs APIs. |
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Package iofmt contains various IO utilities used for formatting output.
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Package iofmt contains various IO utilities used for formatting output. |
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Package limiter implements a concurrency limiter with support for contexts.
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Package limiter implements a concurrency limiter with support for contexts. |
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Package log provides simple level logging.
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Package log provides simple level logging. |
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Package logio implements a failure-tolerant log, typically used as a write-ahead log.
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Package logio implements a failure-tolerant log, typically used as a write-ahead log. |
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Package mapio implements a sorted, on-disk map, similar to the SSTable data structure used in Bigtable [1], Cassandra [2], and others.
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Package mapio implements a sorted, on-disk map, similar to the SSTable data structure used in Bigtable [1], Cassandra [2], and others. |
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Package must provides a handful of functions to express fatal assertions in Go programs.
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Package must provides a handful of functions to express fatal assertions in Go programs. |
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Package psort includes functions for parallel sorting.
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Package psort includes functions for parallel sorting. |
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Package recordio implements the recordio file format.
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Package recordio implements the recordio file format. |
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recordioflate
Package recordioflate provides the "flate" transformer.
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Package recordioflate provides the "flate" transformer. |
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recordioiov
Package recordioiov provides utility functions for dealing with [][]bytes, used by recordio transformers.
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Package recordioiov provides utility functions for dealing with [][]bytes, used by recordio transformers. |
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Package retry contains utilities for implementing retry logic.
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Package retry contains utilities for implementing retry logic. |
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security
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identity
Package identity defines interfaces for Vanadium identity providers.
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Package identity defines interfaces for Vanadium identity providers. |
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keycrypt
Package keycrypt implements an API for storing and retrieving opaque blobs of data stored in a secure fashion.
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Package keycrypt implements an API for storing and retrieving opaque blobs of data stored in a secure fashion. |
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keycrypt/file
Package file implements a file-based keycrypt.
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Package file implements a file-based keycrypt. |
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keycrypt/kms
Package kms implements a Keycrypt using AWS's KMS service and S3.
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Package kms implements a Keycrypt using AWS's KMS service and S3. |
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ssh/certificateauthority
Package certificateauthority implements an x509 certificate authority.
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Package certificateauthority implements an x509 certificate authority. |
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tls/certificateauthority
Package certificateauthority implements an x509 certificate authority.
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Package certificateauthority implements an x509 certificate authority. |
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Package shutdown implements a global process shutdown mechanism.
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Package shutdown implements a global process shutdown mechanism. |
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Package simd provides access to SIMD-based implementations of several common operations on byte arrays which the compiler cannot be trusted to autovectorize within the next several years.
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Package simd provides access to SIMD-based implementations of several common operations on byte arrays which the compiler cannot be trusted to autovectorize within the next several years. |
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Package state implements atomic file-based state management with support for advisory locking.
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Package state implements atomic file-based state management with support for advisory locking. |
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Package stateio implements persistent state mechanism based on log files that interleave indexed state snapshots with state updates.
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Package stateio implements persistent state mechanism based on log files that interleave indexed state snapshots with state updates. |
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Package status provides facilities for reporting statuses from a number of tasks working towards a common goal.
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Package status provides facilities for reporting statuses from a number of tasks working towards a common goal. |
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stress
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oom
Package oom contains a single function to trigger Linux kernel OOMs.
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Package oom contains a single function to trigger Linux kernel OOMs. |
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sync
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once
Package once contains utilities for managing actions that must be performed exactly once.
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Package once contains utilities for managing actions that must be performed exactly once. |
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Package traverse provides primitives for concurrent and parallel traversal of slices or user-defined collections.
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Package traverse provides primitives for concurrent and parallel traversal of slices or user-defined collections. |
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Package tsv provides a simple TSV writer which takes care of number->string conversions and tabs, and is far more performant than fmt.Fprintf (thanks to use of strconv.Append{Uint,Float}).
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Package tsv provides a simple TSV writer which takes care of number->string conversions and tabs, and is far more performant than fmt.Fprintf (thanks to use of strconv.Append{Uint,Float}). |
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Package vcontext creates a singleton vanadium Context object.
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Package vcontext creates a singleton vanadium Context object. |
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web
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webutil
Package webutil implements utility routines for web-related operations and applications.
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Package webutil implements utility routines for web-related operations and applications. |
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Package writehash provides a set of utility functions to hash common types into hashes.
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Package writehash provides a set of utility functions to hash common types into hashes. |
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