mirror of
https://github.com/genodelabs/genode.git
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361 lines
9.0 KiB
PHP
361 lines
9.0 KiB
PHP
#
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# \brief Utilities for accessing depot content from run scripts
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# \author Norman Feske
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# \date 2017-03-29
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#
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#
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# Return depot directory path
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#
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# \param --depot-dir set depot directory to given path, otherwise
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# default value [genode_dir]/depot is used
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#
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proc depot_dir { } {
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return [get_cmd_arg_first --depot-dir "[genode_dir]/depot"]
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}
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##
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# Return spec value to be used to access binary archives
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#
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proc depot_spec { } {
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if {[have_spec x86_32]} { return "x86_32" }
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if {[have_spec x86_64]} { return "x86_64" }
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if {[have_spec arm_v7a]} { return "arm_v7a" }
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}
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#
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# Variable used for keeping track of archives that are missing from the
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# depot. The list is populated by calls of 'import_from_depot' and evaluated
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# at the boot-image-creation stage via 'check_for_missing_depot_archives'.
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#
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# Each list element is a list of <user>, <type>, <spec>, <name>, and <version>.
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#
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set _missing_depot_archives {}
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#
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# Pattern to parse an version-less archive path into <user>, <type>, <name>
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#
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proc _depot_archive_path_pattern { } {
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return {^([\w\d]+)/([\w]+)/([\w\d\-_]+)$} }
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#
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# Pattern to parse an versioned archive path into <user>, <type>, <name>, <version>
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#
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proc _depot_archive_versioned_path_pattern { } {
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return {^([\w\d]+)/([\w]+)/([\w\d\-_]+)/([\w\d\-\._]+)$} }
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#
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# Pattern to parse an binary archive path into <user>, <spec>, <name>.
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#
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proc _depot_bin_archive_path_pattern { } {
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return {^([\w\d]+)/bin/([\w\d]+)/([\w\d\-_]+)$} }
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##
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# Determine content of a pkg archive and its dependencies
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#
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proc _collect_pkg_archive_from_depot { user name version } {
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global _missing_depot_archives
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set archive_dir "$user/pkg/$name/$version"
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set archives_file "[depot_dir]/$archive_dir/archives"
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if {![file exists $archives_file]} {
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puts stderr "Error: missing file $archives_file"
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exit 1
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}
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set fh [open $archives_file "RDONLY"]
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set archives [read $fh]
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close $fh
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set content "$archive_dir"
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foreach archive $archives {
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if {[regexp [_depot_archive_versioned_path_pattern] $archive dummy user type name version]} {
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if {($type == "pkg") || ($type == "src") || ($type == "raw")} {
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set content [concat $content [_collect_from_depot $archive]]
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}
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}
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}
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return $content
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}
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proc _copy_directory_content_to_run_dir { dir } {
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if {![file isdirectory $dir]} {
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puts stderr "Error: expected directory at '$dir'"
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exit 1
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}
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foreach file [glob -directory $dir *] { file copy -force $file [run_dir]/genode/ }
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}
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proc _collect_raw_archive_from_depot { user name version } {
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return "$user/raw/$name/$version" }
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##
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# Determine binary content for a given source archive
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#
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proc _collect_src_archive_from_depot { user name version } {
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global _missing_depot_archives;
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set src_archive_dir "$user/src/$name/$version"
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set bin_archive_dir "$user/bin/[depot_spec]/$name/$version"
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if {[file exists [depot_dir]/$bin_archive_dir]} {
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return [list $src_archive_dir $bin_archive_dir]
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} else {
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lappend _missing_depot_archives [list $user bin [depot_spec] $name $version]
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}
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return {}
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}
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##
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# Determine the current version for the given archive
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#
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# This function tries to determine the version information from the Genode
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# source tree. It exits with an error if the archive is missing from the
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# depot.
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#
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proc _current_depot_archive_version { type name } {
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set hash_rel_path "recipes/$type/$name/hash"
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set repo [repository_contains $hash_rel_path]
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if {$repo == ""} {
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puts stderr "Error: unable to guess version of '$name' archive"
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exit 1
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}
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set fh [open "$repo/$hash_rel_path" "RDONLY"]
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set version [lindex [gets $fh] 0]
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close $fh
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return $version
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}
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proc _depot_contains_archive { user type name version } {
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return [file exists [depot_dir]/$user/$type/$name/$version]
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}
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proc _collect_from_depot { archives } {
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global _missing_depot_archives
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set all_content {}
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foreach archive $archives {
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set version ""
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#
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# Try to parse versioned archive path. If no version is specified, use
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# the current version as present in the source tree.
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#
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if {![regexp [_depot_archive_versioned_path_pattern] $archive dummy user type name version]} {
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if {[regexp [_depot_archive_path_pattern] $archive dummy user type name]} {
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set version [_current_depot_archive_version $type $name]
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} else {
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puts stderr "Error: malformed depot-archive path '$archive',"
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puts stderr " expected '<user>/<type>/<name>'"
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exit 1
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}
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}
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if {$version == ""} {
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puts stderr "Error: unable to guess version of '$type/$name' archive"
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exit 1
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}
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if {![_depot_contains_archive $user $type $name $version]} {
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lappend _missing_depot_archives [list $user $type "" $name $version]
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continue
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}
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set content {}
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switch $type {
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"pkg" { set content [_collect_pkg_archive_from_depot $user $name $version] }
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"src" { set content [_collect_src_archive_from_depot $user $name $version] }
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"raw" { set content [_collect_raw_archive_from_depot $user $name $version] }
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default {
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puts stderr "Error: unknown depot-archive type '$type'"
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exit 1
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}
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}
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set all_content [concat $all_content $content]
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}
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return $all_content
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}
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##
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# Import binary and raw content of the specified depot archives into the run
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# directory of the scenario
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#
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proc import_from_depot { args } {
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foreach subdir [_collect_from_depot [join $args " "]] {
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# prevent src, api, and pkg archives from inflating the boot image
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if {[regexp [_depot_archive_versioned_path_pattern] $subdir dummy user type]} {
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if {$type == "src"} continue;
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if {$type == "api"} continue;
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if {$type == "pkg"} continue;
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}
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_copy_directory_content_to_run_dir "[depot_dir]/$subdir"
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}
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}
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##
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# Assemble tar archive from binary content of the depot
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#
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proc create_tar_from_depot_binaries { archive_path args } {
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# filter out api and src archives from requested depot content
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set content {}
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foreach subdir [_collect_from_depot $args] {
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if {[regexp [_depot_archive_versioned_path_pattern] $subdir dummy user type]} {
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if {$type == "src"} continue;
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if {$type == "api"} continue;
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}
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lappend content $subdir
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}
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check_for_missing_depot_archives
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eval "exec tar cf $archive_path -C [depot_dir] [lsort -unique $content]"
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}
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proc _locally_available_recipe { user type name version } {
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if {$type == "bin"} { set type "src" }
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if {[repository_contains "recipes/$type/$name/hash"] == ""} {
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return 0 }
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if {$version != [_current_depot_archive_version $type $name]} {
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return 0 }
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return 1
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}
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##
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# Check for the completeness of the imported depot content
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#
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# This function aborts the run script if any archives are missing.
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#
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proc check_for_missing_depot_archives { } {
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global _missing_depot_archives
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if {[llength $_missing_depot_archives] == 0} { return }
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puts stderr "\nError: missing depot archives:"
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#
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# Try to assist the user with obtaining the missing archives
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#
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# For missing archives that belong to the configured depot user, the
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# user should be able to created them from the source tree as long as
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# recipe exists.
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#
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# Archives that do not belong to the configured depot user may be
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# downloaded.
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#
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# XXX Present this option only if the URL and public key of the
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# archives user is known
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# XXX Present download option even for archives that can be created locally
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#
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set nonexisting_archives {}
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set local_user_archives {}
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set foreign_archives {}
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foreach archive $_missing_depot_archives {
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set user [lindex $archive 0]
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set type [lindex $archive 1]
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set spec [lindex $archive 2]
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set name [lindex $archive 3]
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set version [lindex $archive 4]
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#
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# If a pkg archive is missing, suggest to obtain the binary-pkg
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# archive (matching the build directory) immediately, which implies
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# the pkg archive. Otherwise, the user would first obtain the pkg
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# archive and its source dependencies, and then get an error for
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# the missing binary archives on the next attempt to execute the
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# run script.
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#
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if {$type == "pkg"} { set spec "[depot_spec]" }
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if {$type == "src"} {
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set type "bin"
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set spec "[depot_spec]"
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}
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set path "$user/$type/$name"
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if {$type == "bin" || $type == "pkg"} {
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set path "$user/$type/$spec/$name" }
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puts stderr " $path/$version"
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if {[_locally_available_recipe $user $type $name $version]} {
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lappend local_user_archives $path
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} else {
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lappend foreign_archives $path/$version
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}
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}
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if {[llength $local_user_archives] || [llength $foreign_archives]} {
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puts stderr "" }
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if {[llength $local_user_archives]} {
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append create_args " CROSS_DEV_PREFIX=[cross_dev_prefix]"
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puts stderr "You may create the following archives locally:\n"
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puts stderr " [genode_dir]/tool/depot/create $local_user_archives$create_args\n"
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}
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if {[llength $foreign_archives]} {
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puts stderr "You may try to download the following archives:\n"
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puts stderr " [genode_dir]/tool/depot/download $foreign_archives\n"
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}
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exit 1
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}
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proc drivers_interactive_pkg { } {
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if {[have_spec linux]} { return drivers_interactive-linux }
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if {[have_spec x86]} { return drivers_interactive-pc }
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if {[have_spec pbxa9]} { return drivers_interactive-pbxa9 }
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puts stderr "drivers_interactive package undefined for this build configuration"
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exit 1
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}
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