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implement vagrant global-status machine detection
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| Original file line number | Diff line number | Diff line change |
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| // | ||
| // VagrantGlobalStatusScanner.h | ||
| // Vagrant Manager | ||
| // | ||
| // Copyright (c) 2014 Lanayo. All rights reserved. | ||
| // | ||
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| #import <Foundation/Foundation.h> | ||
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| @interface VagrantGlobalStatusScanner : NSObject | ||
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| - (NSArray*)getInstancePaths; | ||
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| @end |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,56 @@ | ||
| // | ||
| // VagrantGlobalStatusScanner.m | ||
| // Vagrant Manager | ||
| // | ||
| // Copyright (c) 2014 Lanayo. All rights reserved. | ||
| // | ||
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| #import "VagrantGlobalStatusScanner.h" | ||
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| @implementation VagrantGlobalStatusScanner | ||
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| //find vagrant instances listed in the vagrant global-status command output | ||
| - (NSArray*)getInstancePaths { | ||
| NSMutableArray *paths = [[NSMutableArray alloc] init]; | ||
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| //get output of vagrant global-status | ||
| NSTask *task = [[NSTask alloc] init]; | ||
| [task setLaunchPath:@"/bin/bash"]; | ||
| [task setArguments:@[@"-c", @"vagrant global-status"]]; | ||
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| NSPipe *pipe = [NSPipe pipe]; | ||
| [task setStandardInput:[NSPipe pipe]]; | ||
| [task setStandardOutput:pipe]; | ||
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| [task launch]; | ||
| [task waitUntilExit]; | ||
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| if(task.terminationStatus == 0) { | ||
| //parse instance info from global-status output | ||
| NSData *outputData = [[pipe fileHandleForReading] readDataToEndOfFile]; | ||
| NSString *outputString = [[NSString alloc] initWithData:outputData encoding:NSUTF8StringEncoding]; | ||
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| //search for machine state in output string | ||
| NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:@"(\\S+)\\s+(\\S+)\\s+(\\S+)\\s+(\\S+)\\s+(\\/.*)(\\n|$)" options:0 error:NULL]; | ||
| NSArray *matches = [regex matchesInString:outputString options:0 range:NSMakeRange(0, [outputString length])]; | ||
| for(NSTextCheckingResult *match in matches) { | ||
| //NSRange idRange = [match rangeAtIndex:1]; | ||
| //NSRange nameRange = [match rangeAtIndex:2]; | ||
| //NSRange providerRange = [match rangeAtIndex:3]; | ||
| //NSRange stateRange = [match rangeAtIndex:4]; | ||
| NSRange pathRange = [match rangeAtIndex:5]; | ||
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| NSString *path = [[outputString substringWithRange:pathRange] stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]; | ||
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| BOOL vagrantFileExists = [[NSFileManager defaultManager] fileExistsAtPath:[NSString pathWithComponents:@[path, @"/Vagrantfile"]]]; | ||
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| if(vagrantFileExists) { | ||
| [paths addObject:path]; | ||
| } | ||
| } | ||
| } | ||
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| return [NSArray arrayWithArray:paths]; | ||
| } | ||
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| @end |
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