Changes On Branch 09a7063c6e76bb03
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Changes In Branch pkgdSelfUpdate Through [09a7063c6e] Excluding Merge-Ins

This is equivalent to a diff from 7e7cba65fa to 09a7063c6e

2016-08-19
20:13
Refactor and add code to permit the package repository and downloader clients to be self-updated. check-in: 090817ba13 user: mistachkin tags: trunk
19:56
Fix PGP signature checking. check-in: 90d6512a4d user: mistachkin tags: pkgdSelfUpdate
19:37
When downloading for a self-update, overwrite existing files. check-in: 09a7063c6e user: mistachkin tags: pkgdSelfUpdate
19:14
The package downloader client is now working again. check-in: e31d9b486a user: mistachkin tags: pkgdSelfUpdate
04:51
Refactoring work-in-progress on the package downloader client. check-in: 1b8b52e27d user: mistachkin tags: pkgdSelfUpdate
02:55
Move all package client files into a '1.0' sub-directory. check-in: 7e7cba65fa user: mistachkin tags: trunk
02:48
Remove the duplicated 'maybeReadSettingsFile' procedure as it is no longer necessary. check-in: 89022f2b30 user: mistachkin tags: trunk

Modified client/1.0/pkgd.eagle from [39534dc0c9] to [a49ff45f93].

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#
namespace eval ::PackageDownloader {
  #
  # NOTE: This procedure sets up the default values for all configuration
  #       parameters used by the package downloader client.  There are no
  #       arguments.
  #
  proc setupDownloadVars {} {
  proc setupDownloadVars { script } {
    #
    # NOTE: What is the fully qualified path to the directory containing the
    #       package downloader client?
    #
    variable clientDirectory

    if {![info exists clientDirectory]} then {
      set clientDirectory [file dirname $script]
    }

    #
    # NOTE: Prevent progress messages from being displayed while downloading
    #       from the repository, etc?  By default, this is enabled.
    #
    variable quiet; # DEFAULT: true

    if {![info exists quiet]} then {
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    if {![info exists downloadUri]} then {
      set downloadUri {${baseUri}?download&ci=trunk&filename=${fileName}}
    }

    #
    # NOTE: The root directory where any persistent packages will be saved.
    #
    variable persistentDirectory; # DEFAULT: [getPersistentRootDirectory]
    variable persistentRootDirectory; # DEFAULT: [getPersistentRootDirectory]

    if {![info exists persistentDirectory]} then {
      set persistentDirectory [getPersistentRootDirectory]
    if {![info exists persistentRootDirectory]} then {
      set persistentRootDirectory [getPersistentRootDirectory]
    }

    #
    # NOTE: The root directory where any temporary packages will be written.
    #
    variable temporaryRootDirectory; # DEFAULT: [getFileTempDirectory PKGD_TEMP]

    if {![info exists temporaryRootDirectory]} then {
      set temporaryRootDirectory \
          [::PackageRepository::getFileTempDirectory PKGD_TEMP]
    }
  }

  #
  # NOTE: This procedure returns the root directory where any packages that
  #       are downloaded should be saved to permanent storage for subsequent
  #       use.  There are no arguments.
  #
  proc getPersistentRootDirectory {} {
    #
    # NOTE: Return a directory parallel to the one containing the library
    #       directory.
    #
    return [file join [file dirname [info library]] pkgd]
  }

  #
  # NOTE: This procedure returns non-zero if the specified file seems to be
  #       an OpenPGP signature file.  The fileName argument is the name of
  #       the file to check, which may or may not exist.
  #
  proc isPgpSignatureFileName { fileName } {
    if {[string length $fileName] == 0} then {
      return false
    }

    set extension [file extension $fileName]

    if {$extension eq ".asc"} then {
      if {[file exists $fileName]} then {
        return [::PackageRepository::isPgpSignature [readFile $fileName]]
      } else {
        return true
      }
    } else {
      return false
    }
  }

  #
  # NOTE: This procedure returns non-zero if the specified file seems to be
  #       a Harpy script certificate file.  The fileName argument is the name
  #       of the file to check, which may or may not exist.
  #
  proc isHarpyCertificateFileName { fileName } {
    if {[string length $fileName] == 0} then {
      return false
    }

    set extension [file extension $fileName]

    if {$extension eq ".harpy"} then {
      if {[file exists $fileName]} then {
        return [::PackageRepository::isHarpyCertificate [readFile $fileName]]
      } else {
        return true
      }
    } else {
      return false
    }
  }

  #
  # NOTE: This procedure adds a directory to the auto-path of the specified
  #       language (i.e. native Tcl or Eagle).  The directory will not be
  #       added if it is already present.  The language argument must be the
  #       literal string "eagle" or the literal string "tcl".  The directory
  #       argument is the fully qualified path for the directory to add to
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        }
      }
    } else {
      error "unsupported language, no idea how to modify auto-path"
    }
  }

  #
  # NOTE: This procedure downloads a single file from the package file server,
  #       writing its contents to the specified local file name.  It can also
  #       verify the PGP signatures.  When a PGP signature file is
  #       downloaded, this procedure assumes the corresponding data file was
  #       already downloaded (i.e. since OpenPGP needs both to perform the
  #       signature checks).  The language argument must be one of the
  #       literal strings "eagle", "tcl", or "client".  The version argument
  #       must be one of the literal strings "8.4", "8.5", or "8.6" when the
  #       language is "tcl" -OR- the literal string "1.0" when the language
  #       is either "eagle" or "client".  The fileName argument is a file
  #       name relative to the language and version-specific directory on the
  #       package file server.  The localFileName argument is the file name
  #       where the downloaded file should be written.  The usePgp argument
  #       should be non-zero when an OpenPGP signature file needs to be
  #       downloaded and verified for the downloaded file.
  #
  proc downloadOneFile { language version fileName localFileName usePgp } {
    variable baseUri
    variable downloadUri
    variable quiet

    #
    # NOTE: First, build the full relative file name to download from
    #       the remote package repository.
    #
    set fileName [file join $language $version $fileName]
    set uri [subst $downloadUri]

    #
    # NOTE: Then, in one step, download the file from the package file
    #       server and write it to the specified local file.
    #
    if {[isEagle]} then {
      writeFile $localFileName [interp readorgetscriptfile -- "" $uri]
    } else {
      writeFile $localFileName \
          [::PackageRepository::getFileViaHttp $uri 10 stdout $quiet]
    }

    #
    # NOTE: Is use of OpenPGP for signature verification enabled?  Also,
    #       did we just download an OpenPGP signature file?
    #
    if {$usePgp && [isPgpSignatureFileName $localFileName]} then {
      #
      # NOTE: Attempt to verify the OpenPGP signature.  If this fails,
      #       an error is raised.
      #
      if {![::PackageRepository::verifyPgpSignature $localFileName]} then {
        error [appendArgs \
            "bad PGP signature \"" $localFileName \"]
      }
    }
  }

  #
  # NOTE: This procedure attempts to download a list of files, optionally
  #       persistening them for subsequent uses by the target language.
  #       The language argument must be the literal string "eagle" or the
  #       literal string "tcl".  The version argument must be the literal
  #       string "8.4", "8.5", or "8.6" when the language is "tcl" -OR-
  #       the literal string "1.0" when the language is "eagle".  The
  #       fileNames argument must be a well-formed list of file names to
  #       download, each one relative to the language/version-specific
  #       directory on the package file server.  The persistent argument
  #       should be non-zero if the downloaded files should be saved to
  #       permanent storage for subsequent use.  The usePgp argument
  #       should be non-zero when an OpenPGP signature file needs to be
  #       downloaded and verified for each downloaded file.  The
  #       The language argument must be one of the literal strings "eagle",
  #       "tcl", or "client".  The version argument must be one of the
  #       literal strings "8.4", "8.5", or "8.6" when the language is "tcl"
  #       -OR- the literal string "1.0" when the language is either "eagle"
  #       or "client".  The fileNames argument must be a well-formed list
  #       of file names to download, each one relative to the language and
  #       version-specific directory on the package file server.  The
  #       persistent argument should be non-zero if the downloaded files
  #       should be saved to permanent storage for subsequent use.  The
  #       usePgp argument should be non-zero when an OpenPGP signature file
  #       needs to be downloaded and verified for each downloaded file.  The
  #       useAutoPath argument should be non-zero to modify the auto-path
  #       to include the temporary or persistent directories containing
  #       the downloaded files.
  #
  # <public>
  proc downloadFiles {
          language version fileNames persistent usePgp useAutoPath } {
    variable baseUri
    variable clientDirectory
    variable downloadUri
    variable persistentDirectory
    variable quiet
    variable persistentRootDirectory
    variable temporaryRootDirectory

    set client false

    if {[string length $language] == 0 || $language eq "eagle"} then {
      if {$version ne "1.0"} then {
        error "unsupported Eagle version"
      }
    } elseif {$language eq "tcl"} then {
      if {$version ne "8.4" && $version ne "8.5" && $version ne "8.6"} then {
        error "unsupported Tcl version"
      }
    } else {
      error "unsupported language"
    }
    } elseif {$language eq "client"} then {
      if {$version ne "1.0"} then {
        error "unsupported client version"
      }

    if {$persistent} then {
      set client true
      set downloadRootDirectory $persistentDirectory
    } else {
      set directoryNameOnly [appendArgs \
      error "unsupported language"
          pkgd_ [string trim [pid] -] _ [string trim [clock seconds] -]]

    }
      global env

      if {[info exists env(PKGD_TEMP)]} then {
        set downloadRootDirectory $env(PKGD_TEMP)
      } elseif {[info exists env(TEMP)]} then {
    set temporaryDirectory [file join $temporaryRootDirectory \
        [appendArgs pkgd_ [string trim [pid] -] _ [string trim \
        [clock seconds] -]]]

        set downloadRootDirectory $env(TEMP)
      } elseif {[info exists env(TMP)]} then {
        set downloadRootDirectory $env(TMP)
      } else {
    if {$client} then {
      set persistentDirectory $clientDirectory
    } else {
        error "please set PKGD_TEMP (via environment) to temporary directory"
      }

      set persistentDirectory $persistentRootDirectory
      set downloadRootDirectory [file join \
          $downloadRootDirectory $directoryNameOnly]
    }

    set downloadDirectories [list]
    set downloadedFileNames [list]

    foreach fileName $fileNames {
      if {[string length $fileName] == 0 || \
          [file pathtype $fileName] ne "relative"} then {
        error [appendArgs \
            "bad file name \"" $fileName "\", not relative"]
      }

      set directoryParts [file split [file dirname $fileName]]

      if {[llength $directoryParts] == 0} then {
        error [appendArgs \
            "bad file name \"" $fileName "\", no directory parts"]
      }

      set downloadDirectory [file normalize [eval file join \
          [list $downloadRootDirectory] $directoryParts]]
      set directory(temporary) [file normalize [eval \
          file join [list $temporaryDirectory] $directoryParts]]

      set directory(persistent) [file normalize [eval \
          file join [list $persistentDirectory] $directoryParts]]

      set fileNameOnly [file tail $fileName]

      set downloadFileName [file normalize [file join \
          $downloadDirectory [file tail $fileName]]]
          $directory(temporary) $fileNameOnly]]

      if {!$persistent} then {
        catch {file delete $downloadFileName}
      if {[file exists $downloadFileName]} then {
        error [appendArgs \
            "temporary file name \"" $downloadFileName \
            "\" already exists"]
      }

      file mkdir [file dirname $downloadFileName]
      downloadOneFile $language $version $fileName $downloadFileName $usePgp

      set savedFileName $fileName
      lappend downloadedFileNames [list \
      set fileName [file join $language $version $fileName]
      set uri [subst $downloadUri]
      set fileName $savedFileName
          $fileNameOnly $directory(temporary) $directory(persistent)]

      if {[isEagle]} then {
        writeFile $downloadFileName \
            [interp readorgetscriptfile -- "" $uri]
      if {$usePgp && ![isPgpSignatureFileName $downloadFileName]} then {
        downloadOneFile $language $version [appendArgs $fileName .asc] \
            [appendArgs $downloadFileName .asc] $usePgp

      } else {
        writeFile $downloadFileName \
            [::PackageRepository::getFileViaHttp $uri 10 stdout $quiet]
        lappend downloadedFileNames [list \
            [appendArgs $fileNameOnly .asc] $directory(temporary) \
            $directory(persistent)]
      }

      if {$usePgp} then {
        set downloadSignatureFileName [appendArgs $downloadFileName .asc]
    }

    set downloadDirectories [list]

        set savedFileName $fileName
        set fileName [file join \
            $language $version [appendArgs $fileName .asc]]
    foreach downloadedFileName $downloadedFileNames {
      set directory(temporary) [lindex $downloadedFileName 1]

      if {$persistent} then {
        set fileNameOnly [lindex $downloadedFileName 0]
        set directory(persistent) [lindex $downloadedFileName 2]

        set uri [subst $downloadUri]
        set fileName $savedFileName
        file mkdir $directory(persistent)
        set command [list file copy]

        if {[isEagle]} then {
        if {$client} then {
          writeFile $downloadSignatureFileName \
              [interp readorgetscriptfile -- "" $uri]
        } else {
          writeFile $downloadSignatureFileName \
          lappend command -force
              [::PackageRepository::getFileViaHttp $uri 10 stdout $quiet]
        }

        if {![::PackageRepository::verifyPgpSignature \
            $downloadSignatureFileName]} then {
          error [appendArgs \
        lappend command --
              "bad PGP signature \"" $downloadSignatureFileName \"]
        }
      }

      lappend downloadDirectories $downloadDirectory
        lappend command [file join $directory(temporary) $fileNameOnly]
        lappend command [file join $directory(persistent) $fileNameOnly]

        eval $command

        lappend downloadDirectories $directory(persistent)
      } else {
        lappend downloadDirectories $directory(temporary)
      }
    }

    set downloadDirectories [lsort -unique $downloadDirectories]

    if {$useAutoPath} then {
      foreach downloadDirectory $downloadDirectories {
        addToAutoPath $language $downloadDirectory
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  #       one or more of the variable setup in the next step.
  #
  ::PackageRepository::maybeReadSettingsFile [info script]

  #
  # NOTE: Setup the variables, within this namespace, used by this script.
  #
  setupDownloadVars
  setupDownloadVars [info script]

  #
  # NOTE: Provide the package to the interpreter.
  #
  package provide Eagle.Package.Downloader \
    [expr {[isEagle] ? [info engine PatchLevel] : "1.0"}]
}

Modified client/1.0/pkgd.eagle.harpy from [d275cf6011] to [f0f033a03d].

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    THE ASSOCIATED SOFTWARE MAY NOT WORK PROPERLY IF THIS FILE IS ALTERED.
-->
<Certificate xmlns="https://eagle.to/2011/harpy"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Protocol>None</Protocol>
  <Vendor>Mistachkin Systems</Vendor>
  <Id>53a7ee35-d269-407b-9849-062af5a64876</Id>
  <Id>492aa58d-5e9f-40fd-b909-c8a2a65e7036</Id>
  <HashAlgorithm>SHA512</HashAlgorithm>
  <EntityType>Script</EntityType>
  <TimeStamp>2016-08-19T02:47:10.2744609Z</TimeStamp>
  <TimeStamp>2016-08-19T19:36:49.2881328Z</TimeStamp>
  <Duration>-1.00:00:00</Duration>
  <Key>0x2c322765603b5278</Key>
  <Signature>
    Yp/5NPzblsNKAItBjTMKYni6R3tyMPN2ZEGrwDcSZNi4/Y1QlXWD9BF/MdF0Glc93u7UpJw3Itwt
    dYziRGX2yMsaddIx7gUawg5L7vc1eCz0BTohnSctzR1wU8My0BV5wCqDvAgJICtHWJM53H6XTLW3
    CgtsZjXN0GRbDVEos3D77uK1BmPdSWLyi2L0SMA/QiGtlVY1lnP5/X6hpvBfbEX0YmDK45mEO1VR
    lh2Y+aN+Jf05jiKjJwdOR4ZK1wDuW313FByM9FgDlRDpCXlnZfAeSnTPmCIafwOILlK3EZdHDJCy
    0gvFySMslL0m177+Sfpr7QW0F1ZZ4ENlse5i3ac33sF6RkAVvkmP9ZbjEq+N8+2G4v68+Yed7dET
    5Rwo//rU4QJE+To2oqJJpgv1ZsWcdqASUuof3o73gn8fRCZo95ctYvQHURzK7mFT/tTndsl/nlUq
    PFeoltj0amd3sI86eHRR99rybruihdt6rETXCbhnh7+nJF6YL9SD73TX5O0+RBzOTRxkYKvdgGyX
    pJ83iJtZC5N6SEySjiZlTAaLe4YTuJyaIkYDn/HWKMme7k8A7gK/Ig2iPTRUJiXm31hIn6VLfJXt
    XFgoW9Ln0PAZlm4tNbeJraEeArU3YJ3vQ2FzNT7QgU1ruNiHbObOGhs76/a1XOSaoAXBRR8PgUIF
    l+GWC77nJVGGeFwdUsDaJf6seEfnEV1Srp2mMFKT3Zo34Z3PMOZrcUxjGVj4tylewlq6zOWLis41
    cKE450S7P/WZZ8I3Ab14uKUYfkwR0yI+DGo/Zp9rHvYcY7eadxMByFc0BjBoWv/kaGjjtnHmLaap
    e53Xm1u3oFiecYh/0+74gKZB3XcMWLJNXR/wSQR55NdOXGADoqnWBEGdlC8EHFObbE4K+v9mVmag
    F2nmPPk+mbqOl2hRA5ZLutV2iR49bRghbVNPD0Me/lhoiqT9FrSTZWbggLy8ZanTn/CcaWORMJJi
    gzDNED9UU/YAsXg4NYE376zKDuZWhUUwAmsjOlMksILIhiSCU0oH59AcXgLjKs9dtpCZP/t/IClr
    wKfnm6CgHO2KjnB5kvCsSEmBFiciPkzzLJYGn1PYON/8/9bLXqeu65NjEl/Z+mNRP65565DWVYiN
    QFcQbXbYZxDDgmjfYm85w4bOKkesGKkenT/o9jMnUksrbO85MVL1f77riYTvmK6w0mWuwmBxPxaD
    nPZc2+D6uB2GHhh4bkYdgtQtaiKOSbdKjGVba1eLLzODYlrxwOZ6I1bJNvP0HoxHkpVoLacF8MgV
    CODZzXo/MdVbDDT/5KHgBrXCvRUquhbpNNC7Ut5kvb5O9svvWrr6x0/S0oq8E3JYGD3/tZrErA==
    G1u9v+sER+oO/8hWG7so9m2yZ8upWl+JB6/Dw60K7KnCY1e8Jgm8Y+G2zT8NA+uVQploGAUaGq/f
    jgE6i29kHY0D0vzcciduULqK5XayNLE5jk7K73xhFpiYT0PW8pjlGmkYR/ka2xD3fYyuO/4PMRVf
    3iydSkqX+BEmT7QVsH/lRdViNyDZl4sOKE63wUI7OtCAjqyD47c/wUeYZahFJ3EgIPEvJMj6ERpr
    Q0thDUaYbtnHcln1imjELHivpZxWfXe7ZMm0tOFEBPnYt8AeP5PzfIgRuXlmpECj94BSzKRycSS/
    cw7f0YAKyxfsaqthMq43GBIqqHda5I1+3mc0A5PHrCTj3Hf7mYDelzZqkYUGtbXhuU0PF1G0R4dl
    +ElPholGd5AnyApmk3cWCAWsrsNzpCChfCW/nqT3z298b8UQO6ddk8hyy0F64eCbD1zQq59v5406
    4gVY6NHYGjUNXFU06WG2ASZilwpK6CSLTjLU67ozsgUgHvTbDkPzuzXqxHOhWEbLFSYeC3xvNijK
    uK0xsbIi64Tyt2/IVRA9bljE5nNT1h+niEkIYm7cGPsApVfVCqrSKok+qvggxmhWvUC3ZfObDazX
    cB82Ody0GKgtZz8vQd+GLZ3iFUs181vjD8rH+JxRyu/5Covuz4syPvoP2PW4+GeOMoIBVXX3XokW
    TVbrlqlqLqi+h1GCJIgbFHBIRgVxmFlYPAhqhIv+o17Wo/yKu/Jh2522WmmrP+NI2xDJYsQp88Mg
    kgSITeEWT2/4P8Kf3Z5ZgXFfNhAxijOddlU6ApmFKDElyWjznmHrSbxdVuwIqNI65XYrOwoEZKvF
    0KfXaEqbfcHuokMtz89+D+1g4C3LzDIi11MAifG6XUskpHtfyW9/pJhNW2SLwucaGjUt2jjyEStQ
    2++jtLk4xg5L6Emki3nNZXU0uC923U6ZnHzqBKzqmnYlF1REY/mQ/NUlpBG4bcBZkIrG/0+6Qbl0
    YUwfr75a+qMkW/68epo8M5xITf0AwzpD5l5mj/twZ4qqdcKtPindLJWJkEZctLXIHT6EXCLe7F9I
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    DPzHuGEJZbTOY8BvXpYbf4qJuTMMK//PLn7SFm3XIVLumiL/9FaaP8P18MADRl1iTofra8w4QA==
  </Signature>
</Certificate>

Modified client/1.0/pkgr.eagle from [9dc3f0e9e9] to [ece670d676].

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    }] $value] != -1} then {
      return true
    } else {
      return false
    }
  }

  #
  # NOTE: This procedure returns the fully qualified name of the directory
  #       where temporary files should be written.  The envVarName argument
  #       is an optional extra environment variable to check (first).
  #
  proc getFileTempDirectory { {envVarName ""} } {
    global env

    if {[string length $envVarName] > 0 && \
        [info exists env($envVarName)]} then {
      return $env($envVarName)
    } elseif {[info exists env(TEMP)]} then {
      return $env(TEMP)
    } elseif {[info exists env(TMP)]} then {
      return $env(TMP)
    } else {
      error [appendArgs \
          "please set " $envVarName \
          " (via environment) to temporary directory"]
    }
  }

  #
  # NOTE: This procedure returns a unique temporary file name.  A script
  #       error is raised if this task cannot be accomplished.  There are
  #       no arguments.
  #
  proc getFileTempName {} {
    if {[isEagle]} then {
      return [file tempname]
    } else {
      global env

      if {[info exists env(PKGR_TEMP)]} then {
        set directory $env(PKGD_TEMP)
      } elseif {[info exists env(TEMP)]} then {
        set directory $env(TEMP)
      } elseif {[info exists env(TMP)]} then {
        set directory $env(TMP)
      set directory [getFileTempDirectory PKGR_TEMP]
      } else {
        error "please set PKGR_TEMP (via environment) to temporary directory"
      }

      set counter [expr {[pid] ^ int(rand() * 0xFFFF)}]

      while {1} {
        set fileNameOnly [format tcl%04X.tmp $counter]
        set fileName [file join $directory $fileNameOnly]

        if {![file exists $fileName]} then {

Modified client/1.0/pkgr.eagle.harpy from [8c0f96195a] to [041e568d84].

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    THE ASSOCIATED SOFTWARE MAY NOT WORK PROPERLY IF THIS FILE IS ALTERED.
-->
<Certificate xmlns="https://eagle.to/2011/harpy"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <Protocol>None</Protocol>
  <Vendor>Mistachkin Systems</Vendor>
  <Id>88d42a28-1e95-4dd7-aaf9-11bb262f10d0</Id>
  <Id>c8d855d3-dc6c-4ff7-b559-6920bdc2c9ef</Id>
  <HashAlgorithm>SHA512</HashAlgorithm>
  <EntityType>Script</EntityType>
  <TimeStamp>2016-08-19T02:47:51.4043437Z</TimeStamp>
  <TimeStamp>2016-08-19T19:13:22.5840312Z</TimeStamp>
  <Duration>-1.00:00:00</Duration>
  <Key>0x2c322765603b5278</Key>
  <Signature>
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  </Signature>
</Certificate>