World: r3wp
[!REBOL3 Schemes] Implementors guide
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Andreas 25-Jan-2010 [1856x2] | heh |
bootp+tftp is sufficient to netboot some machines | |
Graham 26-Jan-2010 [1858] | http://msdn.microsoft.com/en-us/magazine/cc188797.aspx DIME extension for SOAP ... dunno, doesn't seem as simple as they make out |
Pekr 26-Jan-2010 [1859] | any revision to current schemes by Carl? Was supposed to be done ... "overnight", no? |
Graham 26-Jan-2010 [1860] | I haven't heard anything back |
Graham 27-Jan-2010 [1861x5] | I see that Sun has their cloud service though it is in beta testing. They have a huge datacentre ... something like 3 football fields long ... dunno what sort of football though |
They are using Webdav and also RESTful APIs similar to those from Amazon S3 | |
Can't find any pricing information though .. | |
I managed to get SQS working using SOAP ( I create the message with r3 and then send it using r2 as it needs to be over https ). But keep getting server errors when trying to work with S3 | |
Got it working with S3 .. there's a bug in the Amazon Soap service for S3 which I uncovered ! | |
Gregg 27-Jan-2010 [1866] | I assume you reported it to them. :-) |
Graham 27-Jan-2010 [1867x2] | Yes, filled in their feedback form. |
Updated the AWS stuff so that you can now create messages for S3, SQS, and SDB. http://rebol.wik.is/Rebol3/AWS | |
BrianH 27-Jan-2010 [1869] | You should make it a module so the local vars get stored somewhere other than system/contexts/user/user. The word 'user is commonly used in scripts, and any one of those would break your code. |
Graham 27-Jan-2010 [1870] | eh?? |
BrianH 27-Jan-2010 [1871x2] | system/contexts/user is the main context for user scripts. Like yours, for example. |
So if a user script did user: "Graham" to a top-level variable in their script, your AWS script would break. | |
Graham 27-Jan-2010 [1873] | I'm using the full path .. how can it break? |
BrianH 27-Jan-2010 [1874] | It is better to make your script a module, and use local vars to store that kind of thing. |
Graham 27-Jan-2010 [1875x2] | If i make it a module I have to export everything anyway |
oh ... dear | |
BrianH 27-Jan-2010 [1877x2] | Not everything. |
Every user script (including the one you linked above) is bound to system/contexts/user by default. Modules aren't. | |
Graham 27-Jan-2010 [1879] | just protect user then ... |
BrianH 27-Jan-2010 [1880] | Then you would break a lot of code. If you protect/hide 'user and then don't use the full path to access it, just direct word access, then subsequent user scripts that use 'user will use a new variable called 'user that isn't the same as yours. |
Graham 27-Jan-2010 [1881] | So, if I set aside a couple of variables inside the module for these keys, how do I set them up automatically? |
BrianH 27-Jan-2010 [1882] | In the module init code, or on first access, whatever. |
Graham 27-Jan-2010 [1883] | So, are users supposed to initalize their email, passwords, proxies etc somewhere or each time they run a script? |
BrianH 27-Jan-2010 [1884] | system/contexts/user is not initialized except by code. And "user" in this case doesn't refer to a person, but to a task. |
Graham 27-Jan-2010 [1885] | Brilliant .. so where do we store such stuff? |
BrianH 27-Jan-2010 [1886] | If you want to save prefs and then load them, cool. |
Graham 27-Jan-2010 [1887] | So, every email script has their own prefs? |
BrianH 27-Jan-2010 [1888x2] | We are still planning to add some common code to put preferences in %user.r, instead of the code that goes there in R2. |
The trick is that %user.r would only contain preferences, not code. Putting code in a user-writeable script is not very secure. | |
Graham 27-Jan-2010 [1890] | so where do we put our aliases ... |
BrianH 27-Jan-2010 [1891] | %rebol.r |
Graham 27-Jan-2010 [1892] | Ok, so is there an exemplar module that does things as you describe? |
BrianH 27-Jan-2010 [1893x2] | Which doesn't get loaded from the user directory. If you want your %rebol.r to load user scripts, go for it. |
I am not aware of any R3 scripts that do emailing. The details of the preferences infrastructure hasn't even been discussed yet, except for undoing the old behavior of %rebol.r and %user.r and replacing them with something secure. In general, "our aliases" are put in a module that you import if you want to. | |
Graham 27-Jan-2010 [1895x2] | Anyway it's easy enough to fix once these things are standardized |
I'll just do a search and replace on my scripts directory | |
BrianH 27-Jan-2010 [1897x2] | The real trick is that R3 network protocols should be put in modules, not scripts. Otherwise there won't be much code sharing. |
Scripts are for end-developer apps, not infrastructure. | |
Graham 27-Jan-2010 [1899] | Again we await the exemplars from Carl ... |
BrianH 27-Jan-2010 [1900x2] | This is all mezzanine stuff. We don't need to wait for Carl. |
We only need Carl's help with native stuff. We could use his help with certain other activities that he's good at, but we don't *need* it. | |
Graham 27-Jan-2010 [1902] | Ok, I'm confused .. i see Gabriele's prot-http says it is a module, but there is no exports |
BrianH 27-Jan-2010 [1903] | It doesn't export anything - it doesn't need to. |
Graham 27-Jan-2010 [1904] | the reason being ? |
BrianH 27-Jan-2010 [1905] | Once the protocol is installed then you just use OPEN, READ and WRITE, etc. directly. You only need exported helper functions for some protocols, but http is covered by the default actions. |
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