Working with AOSP- Droidcon NY 2022

Transcript

1. W rk ng it A SP E e ar k (@C di gC ic )
3. T lk ak - a ay : 4 A m e s , u t m e k - h a s u e g k g n t (i n A S !) 4 A e e t l m c a l c e - o e , repo a p "b o o " t i r o
4. T lk ak - a ay : c nt. 4 I 's l T - t r r b b a , e s t o a D n a . A g a c ! 4 W m , S d S E l U a G !
5. H w s nd oi O s ru tu ed
7. • s .i . • b .i . • v .i . • o .i .
8. W at an e ui d OS f r?
9. E ul to i ag s
12. D vi e ma es
13. h ://d e .g .c /a /d
15. h ://l o .o /
16. h ://w .l o .o /d /
17. S w at an e ha ge?
18. S w at re om e am le o c an es? 1. S p (i n a u o !)- d l r o e 2. S I / f r - a r t A 3. C S a / a B 4. H h f r i r (e.g a o b a )
19. A SP s od ... L ts nd ot o c de J n m C/ C++ A e K p / l e ! 1 (g !) r o 1 +G s c
20. S w at oo s o n ed?
21. 1. A in x ac in
22. 2. A re ty tr ng ac in h ://w .a n.b /p /2 -a -b - m /
24. 1. R D + T l
25. 4. G tL b h ://d .g .c /e /u /p /i / m t.h
26. A SP oo in
27. R po
28. <?xml version="1.0" encoding="UTF-8"?> <manifest> <remote name="aosp" fetch=".." review="https://android-review.googlesource.com/" /> <default revision="android12-qpr1-release" remote="aosp" sync-j="4" /> <superproject name="platform/superproject" remote="aosp"/> <contactinfo bugurl="go/repo-bug" /> <project path="build/make" name="platform/build" groups="pdk" > <copyfile src="core/root.mk" dest="Makefile" /> <linkfile src="CleanSpec.mk" dest="build/CleanSpec.mk" /> <project path="art" name="platform/art" groups="pdk" /> <project path="bionic" name="platform/bionic" groups="pdk" /> <project path="bootable/recovery" name="platform/bootable/recovery" groups="pdk" /> <project path="bootable/libbootloader" name="platform/bootable/libbootloader" groups="vts,pdk" /> <project path="compatibility/cdd" name="platform/compatibility/cdd" groups="pdk" /> ...
29. e vs tu .s source build/envsetup.sh
30. lunch
32. B il s st m A dr id ak (A dr id.m ) S on (b ue ri t - A dr id.b )
33. T ol r ca repo init <url> repo sync source build/envsetup.sh lunch <lunch menu option> make -j<cores>
34. A DE en om an
36. N w... L t's al a ou d ve op en
40. S h w o e o ha ? 1. E u (g ) p h S b 2. C e r i 3. S o p t h p m e (a h c c G ) 4. D l , o A S u w m h S i 5. P t!
41. 1. E be o r (n rm l, g ad e ui t pp) a p n he OS b il
42. H ld n m nu e, h w id e o hi ? 1. C A .b o u A 2. A a n a m t l u w r o (e.g G , G ) 3. B A !
43. A dr id.b android_app_import { name: "LottieLauncher", apk: "app-aosp.apk", certificate: "platform", privileged: true, }
44. <manifest> <remote name="lottie" fetch="ssh://git@github.com/some-org/some-repo.git" revision="main"/> <project path="vendor/lottie" name="<repo name>" remote="lottie" /> </manifest>
46. make -j<cores>
47. 1. E be o r (g ad e ui t pp) a p n he OS b il 2. C ea e n mu at r ma e
48. 1. C a i l t h e r i 2. E h i l t h d l n u c r 3. A p i m o A s a u l 4. C V t u i o A S !
49. 1. C ea e z p l w th he mu at r ma es T c mp le he dk it a l he up or in t ol make sdk sdk-repo
50. F r om r as n, t is ne s he ne ha w rk ? make emu_image_zip R : s -r -l -s -i -e .<y e n >.z
51. 1. C ea e z p l w th he mu at r ma es 2. E tr ct he ip l i to he dk oc ti n n ou c mp te
52. 1. C ea e z p l w th he mu at r ma es 2. E tr ct he ip l i to he dk oc ti n n ou c mp te 3. A d ro er ie x l or nd oi s ud o o ea y ur l
53. p ck ge.x l <?xml version="1.0" encoding="UTF-8" standalone="yes"?> <ns2:repository ...> <localPackage path="system-images;android-33;google_apis;x86_64" obsolete="false"> <type-details xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:type="ns12:sysImgDetailsType"> <api-level>33</api-level> <base-extension>true</base-extension> <tag> <id>google_apis</id> <display>Google APIs</display> </tag> <vendor> <id>lottie</id> <display>Lottie</display> </vendor> <abi>x86_64</abi> </type-details> <revision> <major>5</major> </revision> <display-name>Lottie System Image Upside-down Cake</display-name> ... </localPackage> </ns2:repository>
54. 1. C a i l t h e r i 2. E h i l t h d l n u c r ✅ 3. A p i m o A s a u l ✅ 4. C V t u i o A S ! ✅
56. 1. E be o r (g ad e ui t pp) a p n he OS b il 2. C ea e n mu at r ma e
57. 3. S gn ou pp it t e la fo m ey (a d he er i c te o G ad e) H i x .p k l t k k e h ://g .g .c /b l/ a 4 5 0 e
58. signingConfigs { aosp { keyPassword keystoreProperties['password'] storeFile file(keystoreProperties['keystore']) storePassword keystoreProperties['password'] keyAlias = 'lottie_aosp' } }
59. 1. E be o r (g ad e ui t pp) a p n he OS b il 2. C ea e n mu at r ma e 3. S gn ou pp it t e la fo m ey (a d he er i c te o G ad e) 4. D pl y oc ll , f om nd oi S ud o n ur wn ac in t t e OS i ag
61. !
62. A e e ro t ng?
64. U er an le.j va /** @hide A user handle to indicate all users on the device */ @SystemApi public static final @NonNull UserHandle ALL = new UserHandle(USER_ALL);
66. T e DK e om il a ai st oe n't no w c n cc ss t es A Is
67. C ea in a us om DK it ou t e nn ta io s o om il a ai st. 1. U h c o h i d s (b a i p o s d t ) 2. S i m d e t h d i l g o m 3. C e e c r 4. C a l 5. M !
68. 1. U in t e la se f om he nt rm di te ta e m d s -r ~/<a d >/o /t /c /o /J L E / f r i d /c -h .j
69. 2. S me ip ag c o ep ac t em nt t e dk ip l w g t ro m ke cd out/host/linux-x86/sdk/sdk/ ~/<aosp dir>/out/host/linux-x86/sdk/sdk/android-sdk_eng.effie_linux-x86/platforms/android-12$ mkdir tmp_sdk unzip android.jar -d tmp_sdk unzip ~/<aosp dir>/out/target/common/obj/JAVA_LIBRARIES/framework_intermediates/classes-header.jar -d tmp_sdk cd tmp_sdk/ jar cfMv ../android.jar .
70. 3. C py ve t d v om ut r
71. 4. C mp le ga ns l ca ly android { compileSdkPreview 'UpsideDownCake' ...
72. 5. M GI !
73. S ar hi g OS c de as
74. h ://c .a .c /
76. ! @C di gC ic
77. D I n l a S n o d p i t i ?