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  • Committer: Nicholas Skaggs
  • Date: 2016-10-24 20:56:05 UTC
  • Revision ID: nicholas.skaggs@canonical.com-20161024205605-z8lta0uvuhtxwzwl
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src/github.com/juju/utils/packaging/commands/apt.go
 
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// Copyright 2015 Canonical Ltd.
 
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// Copyright 2015 Cloudbase Solutions SRL
 
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// Licensed under the LGPLv3, see LICENCE file for details.
 
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package commands
 
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const (
 
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        // AptConfFilePath is the full file path for the proxy settings that are
 
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        // written by cloud-init and the machine environ worker.
 
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        AptConfFilePath = "/etc/apt/apt.conf.d/42-juju-proxy-settings"
 
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        // the basic command for all dpkg calls:
 
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        dpkg = "dpkg"
 
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        // the basic command for all dpkg-query calls:
 
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        dpkgquery = "dpkg-query"
 
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        // the basic command for all apt-get calls:
 
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        //              --force-confold is passed to dpkg to never overwrite config files
 
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        //              --force-unsafe-io makes dpkg less sync-happy
 
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        //              --assume-yes to never prompt for confirmation
 
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        aptget = "apt-get --option=Dpkg::Options::=--force-confold --option=Dpkg::options::=--force-unsafe-io --assume-yes --quiet"
 
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        // the basic command for all apt-cache calls:
 
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        aptcache = "apt-cache"
 
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        // the basic command for all add-apt-repository calls:
 
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        //              --yes to never prompt for confirmation
 
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        addaptrepo = "add-apt-repository --yes"
 
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        // the basic command for all apt-config calls:
 
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        aptconfig = "apt-config dump"
 
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        // the basic format for specifying a proxy option for apt:
 
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        aptProxySettingFormat = "Acquire::%s::Proxy %q;"
 
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)
 
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// aptCmder is the packageCommander instantiation for apt-based systems.
 
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var aptCmder = packageCommander{
 
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        prereq:              buildCommand(aptget, "install python-software-properties"),
 
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        update:              buildCommand(aptget, "update"),
 
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        upgrade:             buildCommand(aptget, "upgrade"),
 
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        install:             buildCommand(aptget, "install"),
 
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        remove:              buildCommand(aptget, "remove"),
 
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        purge:               buildCommand(aptget, "purge"),
 
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        search:              buildCommand(aptcache, "search --names-only ^%s$"),
 
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        isInstalled:         buildCommand(dpkgquery, "-s %s"),
 
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        listAvailable:       buildCommand(aptcache, "pkgnames"),
 
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        listInstalled:       buildCommand(dpkg, "--get-selections"),
 
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        addRepository:       buildCommand(addaptrepo, "%q"),
 
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        listRepositories:    buildCommand(`sed -r -n "s|^deb(-src)? (.*)|\2|p"`, "/etc/apt/sources.list"),
 
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        removeRepository:    buildCommand(addaptrepo, "--remove ppa:%s"),
 
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        cleanup:             buildCommand(aptget, "autoremove"),
 
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        getProxy:            buildCommand(aptconfig, "Acquire::http::Proxy Acquire::https::Proxy Acquire::ftp::Proxy"),
 
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        proxySettingsFormat: aptProxySettingFormat,
 
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        setProxy:            buildCommand("echo %s >> ", AptConfFilePath),
 
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}