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This new runscript demonstrates how a file can be overwritten by vfs import with the flag overwrite set to false. This is due to a bug in lx_fs that is not propagating an ernno EEXIST syscall error. Issue genodelabs#4104
125 lines
2.9 KiB
Plaintext
125 lines
2.9 KiB
Plaintext
assert_spec linux
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set depot_archives { }
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set build_components { }
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set boot_modules { }
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lappend depot_archives [depot_user]/src/[base_src]
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lappend depot_archives [depot_user]/src/init
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lappend depot_archives [depot_user]/src/vfs
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lappend depot_archives [depot_user]/src/vfs_import
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if { [get_cmd_switch --autopilot] } {
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lappend depot_archives [depot_user]/src/lx_fs
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} else {
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lappend build_components server/lx_fs
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lappend boot_modules lx_fs
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}
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set config {
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<config>
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<parent-provides>
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<service name="ROM"/>
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<service name="IRQ"/>
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<service name="IO_MEM"/>
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<service name="IO_PORT"/>
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<service name="PD"/>
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<service name="RM"/>
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<service name="CPU"/>
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<service name="LOG"/>
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</parent-provides>
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<default-route>
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<any-service> <parent/> <any-child/> </any-service>
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</default-route>
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<resource name="RAM" preserve="200M"/>
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<resource name="CAP" preserve="1000"/>
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<default caps="50"/>
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<start name="timer" caps="100">
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<resource name="RAM" quantum="1M"/>
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<provides> <service name="Timer"/> </provides>
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</start>
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<start name="import_lx_fs" caps="220" ld="no">
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<binary name="lx_fs"/>
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<resource name="RAM" quantum="8M"/>
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<provides>
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<service name="File_system"/>
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</provides>
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<config>
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<policy label="import_showcase -> " root="/" writeable="yes"/>
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</config>
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<route>
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<any-service> <parent/> <any-child/> </any-service>
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</route>
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</start>
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<start name="import_showcase" caps="100">
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<binary name="vfs"/>
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<resource name="RAM" quantum="4M"/>
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<provides>
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<service name="File_system"/>
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</provides>
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<config>
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<vfs> <fs/>
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<import overwrite="false">
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<dir name="test-existing-file">
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<inline name="a_file">Hello Friend!</inline>
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</dir>
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<dir name="test-file">
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<inline name="foo">bar</inline>
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</dir>
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<dir name="test-existing-directory">
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<inline name="foo">bar</inline>
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</dir>
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</import>
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</vfs>
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</config>
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<route>
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<service name="File_system"> <child name="import_lx_fs"/> </service>
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<any-service> <parent/> <any-child/> </any-service>
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</route>
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</start>
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</config>
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}
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create_boot_directory
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install_config $config
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import_from_depot $depot_archives
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if { [llength $build_components] > 0 } {
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build $build_components
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}
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build_boot_image $boot_modules
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## Create files before genode is run
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exec mkdir -p [run_dir]/genode/test-existing-file
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exec echo "This file already exist." > [run_dir]/genode/test-existing-file/a_file
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exec mkdir -p [run_dir]/genode/test-existing-directory
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append qemu_args " -nographic "
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run_genode_until "Warning: skipping copy of file /test-existing-file/a_file, OPEN_ERR_EXISTS" 20
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set created_file { [run_dir]/genode/test-file/foo }
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if { [file exists $created_file] == 1 } {
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puts { "Imported file not found." }
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exit 1
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}
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set created_file_in_dir { [run_dir]/genode/test-existing-directory/foo }
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if { [file exists $created_file] == 1 } {
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puts { "Imported file not found." }
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exit 1
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}
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