Node / ReticulumProjects / MeshChatX.git / files / meshchatx / src / backend / process_resource_breakdown.py

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T8b949e# SPDX-License-Identifier: 0BSD

T8b949e"""Process RSS/CPU breakdown helpers for About usage insights."""

Tff7b72from T7ee787__future__ Tff7b72import Te6edf3annotations

Tff7b72def Td2a8ff_safe_child_nameTb4b4b4(Te6edf3procTb4b4b4) Tff7b72-Tff7b72> Tffa657strTb4b4b4:

Tff7b72tryTb4b4b4:

Te6edf3name Tff7b72= Te6edf3procTff7b72.Td2a8ffnameTb4b4b4(Tb4b4b4)

Tff7b72if Te6edf3nameTb4b4b4:

Tff7b72return Tffa657strTb4b4b4(Te6edf3nameTb4b4b4)Tb4b4b4[Tb4b4b4:T79c0ff64Tb4b4b4]

Tff7b72except Tf85149ExceptionTb4b4b4:

Tff7b72pass

Tff7b72tryTb4b4b4:

Tff7b72return Ta5d6fffTa5d6ff"Ta5d6ffpid:Tffd700{Te6edf3procTff7b72.Td2a8ffpidTffd700}Ta5d6ff"

Tff7b72except Tf85149ExceptionTb4b4b4:

Tff7b72return Ta5d6ff"Ta5d6ffchildTa5d6ff"

Tff7b72def Td2a8ffbuild_resource_breakdownTb4b4b4(Te6edf3processTb4b4b4, Tff7b72*Tb4b4b4, Te6edf3max_childrenTb4b4b4: Tffa657int Tff7b72= T79c0ff8Tb4b4b4) Tff7b72-Tff7b72> Tffa657listTb4b4b4[Tffa657dictTb4b4b4]Tb4b4b4:

T8b949e"""Return process and child RSS/CPU rows sorted by RSS descending.

Values are best-effort. Restricted hosts (Android Landlock) may return

only the parent row or an empty list.

"""

Tff7b72if Te6edf3process Tff7b72is Tff7b72NoneTb4b4b4:

Tff7b72return Tb4b4b4[Tb4b4b4]

Te6edf3rowsTb4b4b4: Tffa657listTb4b4b4[Tffa657dictTb4b4b4] Tff7b72= Tb4b4b4[Tb4b4b4]

Tff7b72def Td2a8ffadd_rowTb4b4b4(Te6edf3labelTb4b4b4: Tffa657strTb4b4b4, Te6edf3procTb4b4b4) Tff7b72-Tff7b72> Tff7b72NoneTb4b4b4:

Te6edf3rss Tff7b72= Tff7b72None

Te6edf3cpu Tff7b72= Tff7b72None

Tff7b72tryTb4b4b4:

Te6edf3rss Tff7b72= Tffa657intTb4b4b4(Te6edf3procTff7b72.Td2a8ffmemory_infoTb4b4b4(Tb4b4b4)Tff7b72.Td2a8ffrssTb4b4b4)

Tff7b72except Tf85149ExceptionTb4b4b4:

Te6edf3rss Tff7b72= Tff7b72None

Tff7b72tryTb4b4b4:

T8b949e# Non-blocking sample. First call after create may be 0.0.

Te6edf3cpu Tff7b72= Tffa657floatTb4b4b4(Te6edf3procTff7b72.Td2a8ffcpu_percentTb4b4b4(Te6edf3intervalTff7b72=Tff7b72NoneTb4b4b4)Tb4b4b4)

Tff7b72except Tf85149ExceptionTb4b4b4:

Te6edf3cpu Tff7b72= Tff7b72None

Tff7b72if Te6edf3rss Tff7b72is Tff7b72None Tff7b72and Te6edf3cpu Tff7b72is Tff7b72NoneTb4b4b4:

Tff7b72return

Te6edf3rowsTff7b72.Td2a8ffappendTb4b4b4(

Tb4b4b4{

Ta5d6ff"Ta5d6ffnameTa5d6ff"Tb4b4b4: Te6edf3labelTb4b4b4,

Ta5d6ff"Ta5d6ffrssTa5d6ff"Tb4b4b4: Te6edf3rssTb4b4b4,

Ta5d6ff"Ta5d6ffcpu_percentTa5d6ff"Tb4b4b4: Te6edf3cpuTb4b4b4,

Tb4b4b4}Tb4b4b4,

Tb4b4b4)

Te6edf3add_rowTb4b4b4(Ta5d6ff"Ta5d6ffbackendTa5d6ff"Tb4b4b4, Te6edf3processTb4b4b4)

Tff7b72tryTb4b4b4:

Te6edf3children Tff7b72= Tffa657listTb4b4b4(Te6edf3processTff7b72.Td2a8ffchildrenTb4b4b4(Te6edf3recursiveTff7b72=Tff7b72TrueTb4b4b4)Tb4b4b4)

Tff7b72except Tf85149ExceptionTb4b4b4:

Te6edf3children Tff7b72= Tb4b4b4[Tb4b4b4]

T8b949e# Prefer largest children so About can show a useful top consumer.

Te6edf3scored Tff7b72= Tb4b4b4[Tb4b4b4]

Tff7b72for Te6edf3child Tff7b72in Te6edf3childrenTb4b4b4:

Tff7b72tryTb4b4b4:

Te6edf3scoredTff7b72.Td2a8ffappendTb4b4b4(Tb4b4b4(Tffa657intTb4b4b4(Te6edf3childTff7b72.Td2a8ffmemory_infoTb4b4b4(Tb4b4b4)Tff7b72.Td2a8ffrssTb4b4b4)Tb4b4b4, Te6edf3childTb4b4b4)Tb4b4b4)

Tff7b72except Tf85149ExceptionTb4b4b4:

Tff7b72tryTb4b4b4:

Te6edf3scoredTff7b72.Td2a8ffappendTb4b4b4(Tb4b4b4(T79c0ff0Tb4b4b4, Te6edf3childTb4b4b4)Tb4b4b4)

Tff7b72except Tf85149ExceptionTb4b4b4:

Tff7b72continue

Te6edf3scoredTff7b72.Td2a8ffsortTb4b4b4(Te6edf3keyTff7b72=Tff7b72lambda Te6edf3itemTb4b4b4: Te6edf3itemTb4b4b4[T79c0ff0Tb4b4b4]Tb4b4b4, Te6edf3reverseTff7b72=Tff7b72TrueTb4b4b4)

Tff7b72for Te6edf3_Tb4b4b4, Te6edf3child Tff7b72in Te6edf3scoredTb4b4b4[Tb4b4b4: Tffa657maxTb4b4b4(T79c0ff0Tb4b4b4, Tffa657intTb4b4b4(Te6edf3max_childrenTb4b4b4)Tb4b4b4)Tb4b4b4]Tb4b4b4:

Te6edf3add_rowTb4b4b4(Ta5d6fffTa5d6ff"Ta5d6ffchild:Tffd700{Te6edf3_safe_child_nameTb4b4b4(Te6edf3childTb4b4b4)Tffd700}Ta5d6ff"Tb4b4b4, Te6edf3childTb4b4b4)

Te6edf3rowsTff7b72.Td2a8ffsortTb4b4b4(Te6edf3keyTff7b72=Tff7b72lambda Te6edf3rowTb4b4b4: Tffa657intTb4b4b4(Te6edf3rowTff7b72.Td2a8ffgetTb4b4b4(Ta5d6ff"Ta5d6ffrssTa5d6ff"Tb4b4b4) Tff7b72or T79c0ff0Tb4b4b4)Tb4b4b4, Te6edf3reverseTff7b72=Tff7b72TrueTb4b4b4)

Tff7b72return Te6edf3rows

Tff7b72def Td2a8fftop_by_rssTb4b4b4(Te6edf3rowsTb4b4b4: Tffa657listTb4b4b4[Tffa657dictTb4b4b4] Tff7b72| Tff7b72NoneTb4b4b4) Tff7b72-Tff7b72> Tffa657dict Tff7b72| Tff7b72NoneTb4b4b4:

Tff7b72if Tff7b72not Te6edf3rowsTb4b4b4:

Tff7b72return Tff7b72None

Te6edf3best Tff7b72= Tffa657maxTb4b4b4(Te6edf3rowsTb4b4b4, Te6edf3keyTff7b72=Tff7b72lambda Te6edf3rowTb4b4b4: Tffa657intTb4b4b4(Te6edf3rowTff7b72.Td2a8ffgetTb4b4b4(Ta5d6ff"Ta5d6ffrssTa5d6ff"Tb4b4b4) Tff7b72or T79c0ff0Tb4b4b4)Tb4b4b4)

Tff7b72if Te6edf3bestTff7b72.Td2a8ffgetTb4b4b4(Ta5d6ff"Ta5d6ffrssTa5d6ff"Tb4b4b4) Tff7b72is Tff7b72NoneTb4b4b4:

Tff7b72return Tff7b72None

Tff7b72return Te6edf3best

Tff7b72def Td2a8fftop_by_cpuTb4b4b4(Te6edf3rowsTb4b4b4: Tffa657listTb4b4b4[Tffa657dictTb4b4b4] Tff7b72| Tff7b72NoneTb4b4b4) Tff7b72-Tff7b72> Tffa657dict Tff7b72| Tff7b72NoneTb4b4b4:

Tff7b72if Tff7b72not Te6edf3rowsTb4b4b4:

Tff7b72return Tff7b72None

Te6edf3scored Tff7b72= Tb4b4b4[Te6edf3row Tff7b72for Te6edf3row Tff7b72in Te6edf3rows Tff7b72if Te6edf3rowTff7b72.Td2a8ffgetTb4b4b4(Ta5d6ff"Ta5d6ffcpu_percentTa5d6ff"Tb4b4b4) Tff7b72is Tff7b72not Tff7b72NoneTb4b4b4]

Tff7b72if Tff7b72not Te6edf3scoredTb4b4b4:

Tff7b72return Tff7b72None

Tff7b72return Tffa657maxTb4b4b4(Te6edf3scoredTb4b4b4, Te6edf3keyTff7b72=Tff7b72lambda Te6edf3rowTb4b4b4: Tffa657floatTb4b4b4(Te6edf3rowTff7b72.Td2a8ffgetTb4b4b4(Ta5d6ff"Ta5d6ffcpu_percentTa5d6ff"Tb4b4b4) Tff7b72or T79c0ff0.0Tb4b4b4)Tb4b4b4)