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Make path to restic executable configurable

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This commit is contained in:
Martin Puppe 2021-03-06 16:13:34 +01:00
parent 84824aae02
commit b0973f25d7
1 changed files with 14 additions and 7 deletions
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mpbackup
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@ -38,14 +38,20 @@ def unset_restic_vars
ENV.delete('RESTIC_CACHE_DIR') ENV.delete('RESTIC_CACHE_DIR')
end end
def set_restic_path(config)
if !config.key? 'restic-path'
config['restic-path'] = 'restic'
end
end
def error(exit_status, message) def error(exit_status, message)
STDERR.puts("Error: #{message}") STDERR.puts("Error: #{message}")
exit exit_status exit exit_status
end end
def check def check(config)
puts 'Checking restic repo …' puts 'Checking restic repo …'
check_command = ['restic', 'check'] check_command = [config['restic-path'], 'check']
puts("Command: #{check_command.join(' ')}") puts("Command: #{check_command.join(' ')}")
system(*check_command) system(*check_command)
if $?.exitstatus > 0 if $?.exitstatus > 0
@ -62,20 +68,20 @@ def backup(config)
exclude = config.dig('backup', 'exclude')&.flat_map{|e| ['--exclude', e]} || [] exclude = config.dig('backup', 'exclude')&.flat_map{|e| ['--exclude', e]} || []
tags = config.dig('backup', 'tags')&.flat_map{|t| ['--tag', t]} || [] tags = config.dig('backup', 'tags')&.flat_map{|t| ['--tag', t]} || []
paths = config.dig('backup', 'paths') || [] paths = config.dig('backup', 'paths') || []
backup_command = ['restic', 'backup', *exclude, *paths, *flags] backup_command = [config['restic-path'], 'backup', *exclude, *paths, *flags]
puts("Command: #{backup_command.join(' ')}") puts("Command: #{backup_command.join(' ')}")
system(*backup_command) system(*backup_command)
if $?.exitstatus > 0 if $?.exitstatus > 0
error(1, 'Failed to do backup.') error(1, 'Failed to do backup.')
end end
check check(config)
if config.dig('forget', 'enable') if config.dig('forget', 'enable')
puts 'Forgetting unnecessary snapshots …' puts 'Forgetting unnecessary snapshots …'
flags = config['forget'].select{|k,v| k != 'enable'} flags = config['forget'].select{|k,v| k != 'enable'}
flags = flags.flat_map{|k,v| ['--' + k, v.to_s]} flags = flags.flat_map{|k,v| ['--' + k, v.to_s]}
forget_command = ['restic', 'forget'] + flags forget_command = [config['restic-path'], 'forget'] + flags
puts("Command: #{forget_command.join(' ')}") puts("Command: #{forget_command.join(' ')}")
system(*forget_command) system(*forget_command)
# Data will only be deleted when `restic prune` is executed or when # Data will only be deleted when `restic prune` is executed or when
@ -88,7 +94,7 @@ end
def prune(config) def prune(config)
puts 'Pruning restic repo …' puts 'Pruning restic repo …'
prune_command = ['restic', 'prune'] prune_command = [config['restic-path'], 'prune']
puts("Command: #{prune_command.join(' ')}") puts("Command: #{prune_command.join(' ')}")
system(*prune_command) system(*prune_command)
if $?.exitstatus > 0 if $?.exitstatus > 0
@ -101,12 +107,13 @@ end
def run_restic(config) def run_restic(config)
puts 'Executing restic with the following arguments …' puts 'Executing restic with the following arguments …'
puts "ARGV: #{ARGV}" puts "ARGV: #{ARGV}"
exec('restic', *ARGV) exec(config['restic-path'], *ARGV)
end end
def act(config, options) def act(config, options)
puts "Applying configuration ‘#{config['name']}’ …" puts "Applying configuration ‘#{config['name']}’ …"
set_restic_vars(config) set_restic_vars(config)
set_restic_path(config)
if options[:prune] if options[:prune]
prune config prune config
elsif options[:run_restic] elsif options[:run_restic]